first commit

2026-09-17 08:59:24 +08:00
parent ea41ddbe74
commit 6e9b97e42e
149 changed files with 5948 additions and 0 deletions
--- a/app/.gitignore
+++ b/app/.gitignore
@@ -0,0 +1 @@
+/build
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -0,0 +1,69 @@
+plugins {
+    alias(libs.plugins.android.application)
+    alias(libs.plugins.compose.compiler)
+}
+
+android {
+    namespace 'com.juhabi.birds'
+    compileSdk {
+        version = release(36) {
+            minorApiLevel = 1
+        }
+    }
+
+    defaultConfig {
+        applicationId "com.juhabi.birds"
+        minSdk 24
+        targetSdk 36
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_11
+        targetCompatibility JavaVersion.VERSION_11
+    }
+    buildFeatures {
+        viewBinding true
+        compose true
+    }
+}
+
+dependencies {
+    implementation platform(libs.androidx.compose.bom)
+    androidTestImplementation platform(libs.androidx.compose.bom)
+    implementation libs.androidx.compose.ui
+    implementation libs.androidx.compose.ui.graphics
+    implementation libs.androidx.compose.ui.tooling.preview
+    implementation libs.androidx.compose.material3
+    implementation libs.androidx.activity.compose
+    debugImplementation libs.androidx.compose.ui.tooling
+    implementation libs.androidx.appcompat
+    implementation libs.androidx.core.ktx
+    implementation libs.material
+    implementation libs.androidx.constraintlayout
+    implementation libs.androidx.viewpager2
+    implementation libs.retrofit.core
+    implementation libs.retrofit.converter.gson
+    implementation libs.okhttp
+    implementation libs.okhttp.logging
+    implementation libs.gson
+    implementation libs.luban
+    implementation libs.android.picker.view
+    implementation libs.androidx.recyclerview
+    implementation libs.base.recyclerview.adapter.helper
+    implementation libs.immersion.bar
+    testImplementation libs.junit
+    androidTestImplementation libs.androidx.espresso.core
+    androidTestImplementation libs.androidx.junit
+    //屏幕适配
+    implementation 'me.jessyan:autosize:1.1.2'
+}
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
--- a/app/src/androidTest/java/com/juhabi/birds/ExampleInstrumentedTest.kt
+++ b/app/src/androidTest/java/com/juhabi/birds/ExampleInstrumentedTest.kt
@@ -0,0 +1,24 @@
+package com.juhabi.birds
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+        assertEquals("com.juhabi.birds", appContext.packageName)
+    }
+}
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -0,0 +1,65 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+    <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.RECORD_AUDIO" />
+    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
+
+    <application
+        android:name=".MyApplication"
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:usesCleartextTraffic="true"
+        android:theme="@style/Theme.KotMvpProject">
+
+        <meta-data
+            android:name="design_width_in_dp"
+            android:value="393"/>
+        <meta-data
+            android:name="design_height_in_dp"
+            android:value="852"/>
+
+        <activity
+            android:name=".mine.MineCenterActivity"
+            android:exported="false" />
+
+        <activity
+            android:name=".demo.recycler.RecyclerViewDemoActivity"
+            android:exported="false" />
+
+        <activity
+            android:name=".demo.constraint.ConstraintLayoutDemoActivity"
+            android:exported="false" />
+
+        <activity
+            android:name=".main.MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+        <activity
+            android:name=".login.LoginActivity"
+            android:exported="false" />
+
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="${applicationId}.fileprovider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data android:name="android.support.FILE_PROVIDER_PATHS" android:resource="@xml/file_paths" />
+        </provider>
+    </application>
+
+</manifest>
--- a/app/src/main/java/com/juhabi/birds/AppConfig.kt
+++ b/app/src/main/java/com/juhabi/birds/AppConfig.kt
@@ -0,0 +1,11 @@
+package com.juhabi.birds
+
+object AppConfig {
+    const val BASE_URL = "http://47.97.217.123:8081/"
+    const val APP_CLIENT_ID = "428a8310cd442757ae699df5d894f051"
+    const val APP_USER_TYPE = "app_user"
+    const val CONTENT_LANGUAGE = "zh_CN"
+
+    @Volatile
+    var userToken: String = ""
+}
--- a/app/src/main/java/com/juhabi/birds/MyApplication.kt
+++ b/app/src/main/java/com/juhabi/birds/MyApplication.kt
@@ -0,0 +1,92 @@
+package com.juhabi.birds
+
+import android.app.Activity
+import android.app.ActivityManager
+import android.app.Application
+import android.content.Context
+import android.os.Build
+import android.os.Bundle
+import com.juhabi.birds.util.manager.UserInfoManager
+import me.jessyan.autosize.AutoSize
+import me.jessyan.autosize.AutoSizeConfig
+
+class MyApplication : Application(), Application.ActivityLifecycleCallbacks {
+
+    override fun onCreate() {
+        super.onCreate()
+
+        // 初始化 AutoSize
+        AutoSize.initCompatMultiProcess(this) // 处理多进程:cite[1]
+
+        // 可选：进行高级配置
+        AutoSizeConfig.getInstance()
+            .setLog(false) // 设置是否打印日志，默认 true
+            .setBaseOnWidth(true) // 默认 true，表示以宽度为基准适配。false 则以高度为基准:cite[2]
+            .setUseDeviceSize(false) // 是否使用设备的实际尺寸做适配，默认为 false:cite[1]
+            .setExcludeFontScale(false) // 是否屏蔽系统字体大小对 AndroidAutoSize 的影响, 默认为 false:cite[1]
+
+        instance = this
+
+        if (!isMainProcess()) return
+
+        registerActivityLifecycleCallbacks(this)
+        initialize()
+    }
+
+    /** Add application-wide, privacy-safe SDK initialization here. */
+    private fun initialize() {
+        UserInfoManager.initialize(this)
+        // NetworkManager is created lazily by ApiClient, so it needs no eager initialization.
+    }
+
+    override fun onActivityResumed(activity: Activity) {
+        currentActivity = activity
+    }
+
+    override fun onActivityPaused(activity: Activity) {
+        if (currentActivity === activity) {
+            currentActivity = null
+        }
+    }
+
+    override fun onActivityDestroyed(activity: Activity) {
+        if (currentActivity === activity) {
+            currentActivity = null
+        }
+    }
+
+    override fun onActivityCreated(activity: Activity, savedInstanceState: Bundle?) {
+    }
+
+    override fun onActivityStarted(activity: Activity) {
+    }
+
+    override fun onActivityStopped(activity: Activity) {
+    }
+
+    override fun onActivitySaveInstanceState(activity: Activity, outState: Bundle) {
+    }
+
+    private fun isMainProcess(): Boolean {
+        val processName = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
+            getProcessName()
+        } else {
+            val activityManager = getSystemService(ACTIVITY_SERVICE) as ActivityManager
+            activityManager.runningAppProcesses
+                ?.firstOrNull { it.pid == android.os.Process.myPid() }
+                ?.processName
+        }
+        return processName == applicationInfo.processName
+    }
+
+    companion object {
+        lateinit var instance: MyApplication
+            private set
+
+        val appContext: Context
+            get() = instance.applicationContext
+
+        var currentActivity: Activity? = null
+            private set
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/base/BaseActivity.kt
+++ b/app/src/main/java/com/juhabi/birds/base/BaseActivity.kt
@@ -0,0 +1,383 @@
+package com.juhabi.birds.base
+
+import android.app.Activity
+import android.content.Intent
+import android.content.pm.PackageManager
+import android.graphics.drawable.ColorDrawable
+import android.graphics.drawable.Drawable
+import android.net.Uri
+import android.os.Bundle
+import android.provider.Settings
+import android.view.Gravity
+import android.view.LayoutInflater
+import android.view.WindowManager
+import android.widget.EditText
+import android.widget.ImageView
+import android.widget.TextView
+import android.widget.Toast
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.activity.result.ActivityResultLauncher
+import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.app.AlertDialog
+import androidx.core.content.ContextCompat
+import androidx.viewbinding.ViewBinding
+import com.juhabi.birds.R
+import com.juhabi.birds.dialog.LoadingDialog
+import com.gyf.immersionbar.ImmersionBar
+
+/**
+ * Activity 基类：统一管理 ViewBinding、Presenter 生命周期、弹窗和动态权限。
+ */
+abstract class BaseActivity<VB : ViewBinding, P : IPresenter<*>> :
+    AppCompatActivity(), IView {
+
+    protected val mContext: BaseActivity<VB, P>
+        get() = this
+
+    private var _binding: VB? = null
+    protected val binding: VB
+        get() = requireNotNull(_binding) { "Binding is unavailable outside the Activity lifecycle" }
+
+    protected var presenter: P? = null
+        private set
+    private var loadingDialog: LoadingDialog? = null
+    private var permissionDialog: AlertDialog? = null
+    private val permissionLauncher = registerForActivityResult(
+        ActivityResultContracts.RequestMultiplePermissions()
+    ) { result ->
+        hidePermissionDialog()
+        val denied = result.filterValues { !it }.keys.toTypedArray()
+        if (denied.isEmpty()) {
+            onPermissionsGranted(result.keys.toTypedArray())
+        } else {
+            val permanentlyDenied = denied.all { !shouldShowRequestPermissionRationale(it) }
+            onPermissionsDenied(denied, permanentlyDenied)
+        }
+    }
+
+    /** 创建当前页面的 ViewBinding。 */
+    protected abstract fun createBinding(inflater: LayoutInflater): VB
+    /** 创建 Presenter；不需要 Presenter 时可以返回 null。 */
+    protected abstract fun createPresenter(): P?
+    /** ViewBinding 初始化完成后，在这里设置控件状态和监听事件。 */
+    protected abstract fun initView(savedInstanceState: Bundle?)
+    /** 初始化页面数据，子类可按需重写。 */
+    protected open fun initData(savedInstanceState: Bundle?) {
+    }
+
+    /** 创建页面并依次完成绑定、Presenter、视图和数据初始化。 */
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        _binding = createBinding(layoutInflater)
+        setContentView(binding.root)
+        initWindows()
+        presenter = createPresenter().also { it?.attachBaseView(this) }
+        initView(savedInstanceState)
+        initData(savedInstanceState)
+    }
+
+    /** 初始化系统标题栏、状态栏和导航栏，子页面可以按需重写。 */
+    protected open fun initWindows() {
+        supportActionBar?.hide()
+        ImmersionBar.with(this)
+            .fitsSystemWindows(true)
+            .statusBarColor(R.color.color_zhu)
+            .statusBarDarkFont(true)
+            .navigationBarColor(R.color.color_zhu)
+            .navigationBarDarkIcon(true)
+            .init()
+    }
+
+    @Suppress("UNCHECKED_CAST")
+    private fun P.attachBaseView(view: IView) {
+        (this as IPresenter<IView>).attachView(view)
+    }
+
+    /** 实现 IView，显示默认加载弹窗。 */
+    override fun showLoading() {
+        showLoadingDialog()
+    }
+
+    /** 实现 IView，隐藏默认加载弹窗。 */
+    override fun hideLoading() {
+        hideLoadingDialog()
+    }
+
+    /** 显示加载弹窗；按返回键取消时关闭当前 Activity。 */
+    fun showLoadingDialog(message: String = "加载中...") {
+        if (isFinishing || isDestroyed || loadingDialog?.isShowing == true) return
+        val dialog = LoadingDialog(this, message).apply {
+            setCanceledOnTouchOutside(false)
+            setCancelable(true)
+            setOnCancelListener { finish() }
+        }
+        try {
+            dialog.show()
+            loadingDialog = dialog
+        } catch (_: Exception) {
+            dialog.dismiss()
+        }
+    }
+
+    /** 关闭并释放加载弹窗。 */
+    fun hideLoadingDialog() {
+        loadingDialog?.dismiss()
+        loadingDialog = null
+    }
+
+    /** 使用 Toast 显示短消息。 */
+    override fun showMessage(message: String) {
+        Toast.makeText(this, message, Toast.LENGTH_SHORT).show()
+    }
+
+    /** 跳转到指定 Activity，可携带 Bundle 参数。 */
+    protected fun goTo(to: Class<out Activity>, data: Bundle? = null) {
+        startActivity(createActivityIntent(to, data))
+    }
+
+    /** 兼容 Water 项目命名，跳转到不继承当前 BaseActivity 的普通 Activity。 */
+    protected fun goToWihoutNoBase(to: Class<out Activity>, data: Bundle? = null) {
+        goTo(to, data)
+    }
+
+    /** 兼容 Water 项目命名，跳转到不使用 Presenter 的 Activity。 */
+    protected fun goToWihoutNoPresent(to: Class<out Activity>, data: Bundle? = null) {
+        goTo(to, data)
+    }
+
+    /** 跳转到目标页面并关闭当前 Activity。 */
+    protected fun goToAndFinish(to: Class<out Activity>, data: Bundle? = null) {
+        goTo(to, data)
+        finish()
+    }
+
+    /** 清空现有任务栈并以目标 Activity 作为新的根页面。 */
+    protected fun goToClearTask(to: Class<out Activity>, data: Bundle? = null) {
+        val intent = createActivityIntent(to, data).apply {
+            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
+        }
+        startActivity(intent)
+    }
+
+    /** 使用 Activity Result API 跳转，并由传入的 Launcher 接收返回结果。 */
+    protected fun goToForResult(
+        to: Class<out Activity>,
+        launcher: ActivityResultLauncher<Intent>,
+        data: Bundle? = null
+    ) {
+        launcher.launch(createActivityIntent(to, data))
+    }
+
+    /** 创建统一的 Activity 跳转 Intent，并按需写入 Bundle 参数。 */
+    private fun createActivityIntent(to: Class<out Activity>, data: Bundle?): Intent {
+        return Intent(this, to).apply {
+            data?.let(::putExtras)
+        }
+    }
+
+    /** 检查单个权限是否已授权。 */
+    fun hasRecordPermission(permission: String): Boolean {
+        return hasRecordPermission(arrayOf(permission))
+    }
+
+    /** 检查一组权限是否已全部授权。 */
+    fun hasRecordPermission(permissions: Array<String>): Boolean {
+        return permissions.all { ContextCompat.checkSelfPermission(this, it) == PackageManager.PERMISSION_GRANTED }
+    }
+
+    /** 显示说明弹窗并申请单个权限。 */
+    fun getSinglePermissionRequst(permission: String, title: String, content: String, requestCode: Int) {
+        getMorePermissionRequst(arrayOf(permission), title, content, requestCode)
+    }
+
+    /** 显示说明弹窗并一次申请多个权限。 */
+    fun getMorePermissionRequst(permissions: Array<String>, title: String, content: String, requestCode: Int) {
+        if (hasRecordPermission(permissions)) {
+            onPermissionsGranted(permissions)
+            return
+        }
+        showPermissionConfirmDialog(
+            title,
+            content,
+            onCancel = { onPermissionsDenied(permissions, false) },
+            onAllow = {
+                showPermissionDialog(title, content)
+                permissionLauncher.launch(permissions)
+            }
+        )
+    }
+
+    /** 使用默认说明文案申请一个或多个权限。 */
+    protected open fun requestPermission(vararg permissions: String) {
+        getMorePermissionRequst(permissions.toList().toTypedArray(), "需要权限", "请允许应用使用相关权限", 0)
+    }
+
+    /** 权限被拒绝后的兼容回调，子类可重写。 */
+    protected open fun noAllowPermission() {
+    }
+    /** 权限全部通过后的回调，默认继续执行下一步。 */
+    protected open fun onPermissionsGranted(permissions: Array<String>) {
+        nextStep()
+    }
+    /** 权限被拒绝后的回调，永久拒绝时默认引导用户进入设置页。 */
+    protected open fun onPermissionsDenied(permissions: Array<String>, permanentlyDenied: Boolean) {
+        noAllowPermission()
+        if (permanentlyDenied && !isFinishing) {
+            AlertDialog.Builder(this).setTitle("权限被拒绝")
+                .setMessage("请在应用设置中开启所需权限")
+                .setNegativeButton("取消", null)
+                .setPositiveButton("去设置") { _, _ -> openAppPermissionSettings() }
+                .show()
+        }
+    }
+    /** 权限通过后需要继续执行的业务步骤。 */
+    protected open fun nextStep() {
+    }
+
+    /** 普通确认弹窗和输入弹窗共用的点击回调。 */
+    interface OnDialogClick {
+        /** 点击取消按钮。 */
+        fun onCancelClick() {
+        }
+        /** 点击普通弹窗的确定按钮。 */
+        fun onConfirmClick() {
+        }
+        /** 点击输入弹窗的确定按钮，并返回输入内容。 */
+        fun onConfirmClick(content: String) {
+        }
+    }
+
+    /** 显示带取消和确定按钮的普通弹窗。 */
+    fun showDialogtext(
+        title: String,
+        content: String,
+        okText: String = "确定",
+        cancelText: String = "取消",
+        click: OnDialogClick? = null,
+        touchOutsideCancel: Boolean = true
+    ) {
+        val view = layoutInflater.inflate(R.layout.permission_confirm_dialog, null)
+        view.findViewById<TextView>(R.id.permissionTitle).text = title
+        view.findViewById<TextView>(R.id.permissionContent).text = content
+        val dialog = AlertDialog.Builder(this).setView(view).create()
+        view.findViewById<TextView>(R.id.permissionCancel).apply {
+            text = cancelText
+            setOnClickListener {
+                dialog.dismiss()
+                click?.onCancelClick()
+            }
+        }
+        view.findViewById<TextView>(R.id.permissionAllow).apply {
+            text = okText
+            setOnClickListener {
+                dialog.dismiss()
+                click?.onConfirmClick()
+            }
+        }
+        dialog.setCanceledOnTouchOutside(touchOutsideCancel)
+        dialog.setOnShowListener { dialog.window?.setBackgroundDrawable(ColorDrawable(android.graphics.Color.TRANSPARENT)) }
+        dialog.show()
+    }
+
+    /** 显示带输入框的弹窗，输入为空时保留弹窗并提示。 */
+    fun showEditDialog(
+        title: String,
+        hint: String,
+        content: String = "",
+        touchOutsideCancel: Boolean = true,
+        cancelText: String = "取消",
+        confirmText: String = "确定",
+        click: OnDialogClick? = null
+    ) {
+        val view = layoutInflater.inflate(R.layout.dialog_input_text, null)
+        view.findViewById<TextView>(R.id.dialogTitle).text = title
+        val input = view.findViewById<EditText>(R.id.dialogInput).apply {
+            this.hint = hint
+            setText(content)
+            requestFocus()
+        }
+        val dialog = AlertDialog.Builder(this).setView(view).create()
+        view.findViewById<TextView>(R.id.dialogCancel).apply {
+            text = cancelText
+            setOnClickListener {
+                dialog.dismiss()
+                click?.onCancelClick()
+            }
+        }
+        view.findViewById<TextView>(R.id.dialogConfirm).apply {
+            text = confirmText
+            setOnClickListener {
+                val value = input.text.toString().trim()
+                if (value.isEmpty()) {
+                    input.error = hint
+                    return@setOnClickListener
+                }
+                dialog.dismiss()
+                click?.onConfirmClick(value)
+            }
+        }
+        dialog.setCanceledOnTouchOutside(touchOutsideCancel)
+        dialog.setOnShowListener { dialog.window?.setBackgroundDrawable(ColorDrawable(android.graphics.Color.TRANSPARENT)) }
+        dialog.show()
+    }
+
+    /** 在屏幕顶部显示权限用途提示弹窗。 */
+    fun showPermissionDialog(title: String, content: String) {
+        permissionDialog?.dismiss()
+        val view = layoutInflater.inflate(R.layout.permission_top_dialog, null)
+        view.findViewById<TextView>(R.id.permissionTopTitle).text = title
+        view.findViewById<TextView>(R.id.permissionTopContent).text = content
+        permissionDialog = AlertDialog.Builder(this).setView(view).create().also { dialog ->
+            dialog.setCanceledOnTouchOutside(false)
+            dialog.show()
+            dialog.window?.apply {
+                setBackgroundDrawable(ColorDrawable(android.graphics.Color.TRANSPARENT))
+                setGravity(Gravity.TOP)
+                setLayout(WindowManager.LayoutParams.MATCH_PARENT, WindowManager.LayoutParams.WRAP_CONTENT)
+            }
+        }
+    }
+
+    /** 在顶部显示可配置图标的权限用途提示弹窗。 */
+    fun showPermissionDialog(icon: Drawable?, showIcon: Boolean, title: String, content: String) {
+        showPermissionDialog(title, content)
+        permissionDialog?.findViewById<ImageView>(R.id.permissionIcon)?.apply {
+            visibility = if (showIcon) android.view.View.VISIBLE else android.view.View.GONE
+            if (icon != null) setImageDrawable(icon)
+        }
+    }
+
+    /** 在系统权限申请框弹出前，显示自定义权限说明弹窗。 */
+    private fun showPermissionConfirmDialog(title: String, content: String, onCancel: () -> Unit, onAllow: () -> Unit) {
+        val view = layoutInflater.inflate(R.layout.permission_confirm_dialog, null)
+        view.findViewById<TextView>(R.id.permissionTitle).text = title
+        view.findViewById<TextView>(R.id.permissionContent).text = content
+        val dialog = AlertDialog.Builder(this).setView(view).create()
+        view.findViewById<TextView>(R.id.permissionCancel).setOnClickListener { dialog.dismiss(); onCancel() }
+        view.findViewById<TextView>(R.id.permissionAllow).setOnClickListener { dialog.dismiss(); onAllow() }
+        dialog.setOnShowListener { dialog.window?.setBackgroundDrawable(ColorDrawable(android.graphics.Color.TRANSPARENT)) }
+        dialog.show()
+    }
+
+    /** 关闭并释放顶部权限提示弹窗。 */
+    fun hidePermissionDialog() {
+        permissionDialog?.dismiss()
+        permissionDialog = null
+    }
+
+    /** 打开当前应用的系统设置详情页。 */
+    protected fun openAppPermissionSettings() {
+        startActivity(Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, Uri.parse("package:$packageName")))
+    }
+
+
+    /** 页面销毁时释放 Presenter、弹窗和 ViewBinding。 */
+    override fun onDestroy() {
+        presenter?.onDestroy()
+        presenter = null
+        hideLoading()
+        hidePermissionDialog()
+        _binding = null
+        super.onDestroy()
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/base/BaseActivityNoPresenter.kt
+++ b/app/src/main/java/com/juhabi/birds/base/BaseActivityNoPresenter.kt
@@ -0,0 +1,47 @@
+package com.juhabi.birds.base
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import androidx.appcompat.app.AppCompatActivity
+import androidx.viewbinding.ViewBinding
+import com.juhabi.birds.R
+import com.gyf.immersionbar.ImmersionBar
+
+abstract class BaseActivityNoPresenter<VB : ViewBinding> : AppCompatActivity() {
+    protected val mContext: BaseActivityNoPresenter<VB>
+        get() = this
+
+    private var _binding: VB? = null
+    protected val binding: VB get() = requireNotNull(_binding)
+
+    protected abstract fun createBinding(inflater: LayoutInflater): VB
+    protected abstract fun initView(savedInstanceState: Bundle?)
+    protected open fun initData(savedInstanceState: Bundle?) {
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        _binding = createBinding(layoutInflater)
+        setContentView(binding.root)
+        initWindows()
+        initView(savedInstanceState)
+        initData(savedInstanceState)
+    }
+
+    /** 初始化系统标题栏、状态栏和导航栏，子页面可以按需重写。 */
+    protected open fun initWindows() {
+        supportActionBar?.hide()
+        ImmersionBar.with(this)
+            .fitsSystemWindows(true)
+            .statusBarColor(R.color.color_white)
+            .statusBarDarkFont(true)
+            .navigationBarColor(R.color.color_white)
+            .navigationBarDarkIcon(true)
+            .init()
+    }
+
+    override fun onDestroy() {
+        _binding = null
+        super.onDestroy()
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/base/BaseFragment.kt
+++ b/app/src/main/java/com/juhabi/birds/base/BaseFragment.kt
@@ -0,0 +1,379 @@
+package com.juhabi.birds.base
+
+import android.app.Activity
+import android.content.Intent
+import android.content.pm.PackageManager
+import android.graphics.drawable.ColorDrawable
+import android.graphics.drawable.Drawable
+import android.net.Uri
+import android.os.Bundle
+import android.provider.Settings
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.view.WindowManager
+import android.widget.EditText
+import android.widget.ImageView
+import android.widget.TextView
+import android.widget.Toast
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.activity.result.ActivityResultLauncher
+import androidx.appcompat.app.AlertDialog
+import androidx.core.content.ContextCompat
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentActivity
+import androidx.viewbinding.ViewBinding
+import com.juhabi.birds.R
+import com.juhabi.birds.dialog.LoadingDialog
+
+/**
+ * Fragment 基类：统一管理 ViewBinding、Presenter 生命周期、弹窗和动态权限。
+ */
+abstract class BaseFragment<VB : ViewBinding, P : IPresenter<*>> : Fragment(), IView {
+    protected val mContext: FragmentActivity
+        get() = requireActivity()
+
+    private var _binding: VB? = null
+    protected val binding: VB
+        get() = requireNotNull(_binding) { "Binding is unavailable outside the Fragment view lifecycle" }
+
+    protected var presenter: P? = null
+        private set
+    private var loadingDialog: LoadingDialog? = null
+    private var permissionDialog: AlertDialog? = null
+    private val permissionLauncher = registerForActivityResult(
+        ActivityResultContracts.RequestMultiplePermissions()
+    ) { result ->
+        hidePermissionDialog()
+        val denied = result.filterValues { !it }.keys.toTypedArray()
+        if (denied.isEmpty()) {
+            onPermissionsGranted(result.keys.toTypedArray())
+        } else {
+            val permanentlyDenied = denied.all { !shouldShowRequestPermissionRationale(it) }
+            onPermissionsDenied(denied, permanentlyDenied)
+        }
+    }
+
+    /** 创建当前页面的 ViewBinding。 */
+    protected abstract fun createBinding(inflater: LayoutInflater, container: ViewGroup?): VB
+    /** 创建 Presenter；不需要 Presenter 时可以返回 null。 */
+    protected abstract fun createPresenter(): P?
+    /** Fragment View 创建完成后，在这里设置控件状态和监听事件。 */
+    protected abstract fun initView(savedInstanceState: Bundle?)
+    /** 初始化页面数据，子类可按需重写。 */
+    protected open fun initData(savedInstanceState: Bundle?) {
+    }
+
+    /** 创建 Fragment 视图并初始化 ViewBinding。 */
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, state: Bundle?): View {
+        _binding = createBinding(inflater, container)
+        return binding.root
+    }
+
+    /** View 创建完成后依次初始化 Presenter、控件和页面数据。 */
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        initWindows()
+        presenter = createPresenter().also { it?.attachBaseView(this) }
+        initView(savedInstanceState)
+        initData(savedInstanceState)
+    }
+
+    /** Fragment 显示时配置宿主 Activity 的状态栏和导航栏，子页面可以按需重写。 */
+    protected open fun initWindows() {
+    }
+
+    @Suppress("UNCHECKED_CAST")
+    private fun P.attachBaseView(view: IView) {
+        (this as IPresenter<IView>).attachView(view)
+    }
+
+    /** 实现 IView，显示默认加载弹窗。 */
+    override fun showLoading() {
+        showLoadingDialog()
+    }
+
+    /** 实现 IView，隐藏默认加载弹窗。 */
+    override fun hideLoading() {
+        hideLoadingDialog()
+    }
+
+    /** 在 Fragment 已附加时显示加载弹窗。 */
+    fun showLoadingDialog(message: String = "加载中...") {
+        val currentContext = context ?: return
+        if (!isAdded || loadingDialog?.isShowing == true) return
+        val dialog = LoadingDialog(currentContext, message).apply {
+            setCanceledOnTouchOutside(false)
+            setCancelable(true)
+        }
+        try {
+            dialog.show()
+            loadingDialog = dialog
+        } catch (_: Exception) {
+            dialog.dismiss()
+        }
+    }
+
+    /** 关闭并释放加载弹窗。 */
+    fun hideLoadingDialog() {
+        loadingDialog?.dismiss()
+        loadingDialog = null
+    }
+
+    /** 使用 Toast 显示短消息。 */
+    override fun showMessage(message: String) {
+        context?.let { Toast.makeText(it, message, Toast.LENGTH_SHORT).show() }
+    }
+
+    /** 使用普通消息样式显示错误信息。 */
+    override fun showError(message: String) {
+        showMessage(message)
+    }
+
+    /** 从当前 Fragment 跳转到指定 Activity，可携带 Bundle 参数。 */
+    protected fun goTo(to: Class<out Activity>, data: Bundle? = null) {
+        startActivity(createActivityIntent(to, data))
+    }
+
+    /** 兼容 Water 项目命名，跳转到不继承当前 BaseActivity 的普通 Activity。 */
+    protected fun goToWihoutNoBase(to: Class<out Activity>, data: Bundle? = null) {
+        goTo(to, data)
+    }
+
+    /** 兼容 Water 项目命名，跳转到不使用 Presenter 的 Activity。 */
+    protected fun goToWihoutNoPresent(to: Class<out Activity>, data: Bundle? = null) {
+        goTo(to, data)
+    }
+
+    /** 跳转到目标页面并关闭 Fragment 所在的 Activity。 */
+    protected fun goToAndFinish(to: Class<out Activity>, data: Bundle? = null) {
+        goTo(to, data)
+        requireActivity().finish()
+    }
+
+    /** 清空现有任务栈并以目标 Activity 作为新的根页面。 */
+    protected fun goToClearTask(to: Class<out Activity>, data: Bundle? = null) {
+        val intent = createActivityIntent(to, data).apply {
+            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
+        }
+        startActivity(intent)
+    }
+
+    /** 使用 Activity Result API 跳转，并由传入的 Launcher 接收返回结果。 */
+    protected fun goToForResult(
+        to: Class<out Activity>,
+        launcher: ActivityResultLauncher<Intent>,
+        data: Bundle? = null
+    ) {
+        launcher.launch(createActivityIntent(to, data))
+    }
+
+    /** 创建统一的 Activity 跳转 Intent，并按需写入 Bundle 参数。 */
+    private fun createActivityIntent(to: Class<out Activity>, data: Bundle?): Intent {
+        return Intent(requireContext(), to).apply {
+            data?.let(::putExtras)
+        }
+    }
+
+    /** 检查单个权限是否已授权。 */
+    fun hasRecordPermission(permission: String): Boolean {
+        return hasRecordPermission(arrayOf(permission))
+    }
+    /** 检查一组权限是否已全部授权。 */
+    fun hasRecordPermission(permissions: Array<String>): Boolean {
+        return permissions.all {
+            ContextCompat.checkSelfPermission(requireContext(), it) == PackageManager.PERMISSION_GRANTED
+        }
+    }
+
+    /** 显示说明弹窗并申请单个权限。 */
+    fun getSinglePermissionRequst(permission: String, title: String, content: String, requestCode: Int) {
+        getMorePermissionRequst(arrayOf(permission), title, content, requestCode)
+    }
+
+    /** 显示说明弹窗并一次申请多个权限。 */
+    fun getMorePermissionRequst(permissions: Array<String>, title: String, content: String, requestCode: Int) {
+        if (hasRecordPermission(permissions)) {
+            onPermissionsGranted(permissions)
+            return
+        }
+        showPermissionConfirmDialog(
+            title,
+            content,
+            onCancel = { onPermissionsDenied(permissions, false) },
+            onAllow = {
+                showPermissionDialog(title, content)
+                permissionLauncher.launch(permissions)
+            }
+        )
+    }
+
+    /** 使用默认说明文案申请一个或多个权限。 */
+    protected open fun requestPermission(vararg permissions: String) {
+        getMorePermissionRequst(permissions.toList().toTypedArray(), "需要权限", "请允许应用使用相关权限", 0)
+    }
+
+    /** 权限被拒绝后的兼容回调，子类可重写。 */
+    protected open fun noAllowPermission() {
+    }
+    /** 权限全部通过后的回调，默认继续执行下一步。 */
+    protected open fun onPermissionsGranted(permissions: Array<String>) {
+        nextStep()
+    }
+    /** 权限被拒绝后的回调，永久拒绝时默认引导用户进入设置页。 */
+    protected open fun onPermissionsDenied(permissions: Array<String>, permanentlyDenied: Boolean) {
+        noAllowPermission()
+        if (permanentlyDenied && isAdded) {
+            AlertDialog.Builder(requireContext()).setTitle("权限被拒绝")
+                .setMessage("请在应用设置中开启所需权限")
+                .setNegativeButton("取消", null)
+                .setPositiveButton("去设置") { _, _ -> openAppPermissionSettings() }
+                .show()
+        }
+    }
+    /** 权限通过后需要继续执行的业务步骤。 */
+    protected open fun nextStep() {
+    }
+
+    /** 普通确认弹窗和输入弹窗共用的点击回调。 */
+    interface OnDialogClick {
+        /** 点击取消按钮。 */
+        fun onCancelClick() {
+        }
+        /** 点击普通弹窗的确定按钮。 */
+        fun onConfirmClick() {
+        }
+        /** 点击输入弹窗的确定按钮，并返回输入内容。 */
+        fun onConfirmClick(content: String) {
+        }
+    }
+
+    /** 显示带取消和确定按钮的普通弹窗。 */
+    fun showDialogtext(
+        title: String,
+        content: String,
+        okText: String = "确定",
+        cancelText: String = "取消",
+        click: OnDialogClick? = null,
+        touchOutsideCancel: Boolean = true
+    ) {
+        val view = layoutInflater.inflate(R.layout.permission_confirm_dialog, null)
+        view.findViewById<TextView>(R.id.permissionTitle).text = title
+        view.findViewById<TextView>(R.id.permissionContent).text = content
+        val dialog = AlertDialog.Builder(requireContext()).setView(view).create()
+        view.findViewById<TextView>(R.id.permissionCancel).apply {
+            text = cancelText
+            setOnClickListener {
+                dialog.dismiss()
+                click?.onCancelClick()
+            }
+        }
+        view.findViewById<TextView>(R.id.permissionAllow).apply {
+            text = okText
+            setOnClickListener {
+                dialog.dismiss()
+                click?.onConfirmClick()
+            }
+        }
+        dialog.setCanceledOnTouchOutside(touchOutsideCancel)
+        dialog.setOnShowListener { dialog.window?.setBackgroundDrawable(ColorDrawable(android.graphics.Color.TRANSPARENT)) }
+        dialog.show()
+    }
+
+    /** 显示带输入框的弹窗，输入为空时保留弹窗并提示。 */
+    fun showEditDialog(
+        title: String,
+        hint: String,
+        content: String = "",
+        touchOutsideCancel: Boolean = true,
+        cancelText: String = "取消",
+        confirmText: String = "确定",
+        click: OnDialogClick? = null
+    ) {
+        val view = layoutInflater.inflate(R.layout.dialog_input_text, null)
+        view.findViewById<TextView>(R.id.dialogTitle).text = title
+        val input = view.findViewById<EditText>(R.id.dialogInput).apply {
+            this.hint = hint
+            setText(content)
+            requestFocus()
+        }
+        val dialog = AlertDialog.Builder(requireContext()).setView(view).create()
+        view.findViewById<TextView>(R.id.dialogCancel).apply {
+            text = cancelText
+            setOnClickListener {
+                dialog.dismiss()
+                click?.onCancelClick()
+            }
+        }
+        view.findViewById<TextView>(R.id.dialogConfirm).apply {
+            text = confirmText
+            setOnClickListener {
+                val value = input.text.toString().trim()
+                if (value.isEmpty()) {
+                    input.error = hint
+                    return@setOnClickListener
+                }
+                dialog.dismiss()
+                click?.onConfirmClick(value)
+            }
+        }
+        dialog.setCanceledOnTouchOutside(touchOutsideCancel)
+        dialog.setOnShowListener { dialog.window?.setBackgroundDrawable(ColorDrawable(android.graphics.Color.TRANSPARENT)) }
+        dialog.show()
+    }
+
+    /** 在屏幕顶部显示权限用途提示弹窗。 */
+    fun showPermissionDialog(title: String, content: String) {
+        permissionDialog?.dismiss()
+        val view = layoutInflater.inflate(R.layout.permission_top_dialog, null)
+        view.findViewById<TextView>(R.id.permissionTopTitle).text = title
+        view.findViewById<TextView>(R.id.permissionTopContent).text = content
+        permissionDialog = AlertDialog.Builder(requireContext()).setView(view).create().also {
+            it.setCanceledOnTouchOutside(false)
+            it.show()
+            it.window?.apply {
+                setBackgroundDrawable(ColorDrawable(android.graphics.Color.TRANSPARENT))
+                setGravity(android.view.Gravity.TOP)
+                setLayout(WindowManager.LayoutParams.MATCH_PARENT, WindowManager.LayoutParams.WRAP_CONTENT)
+            }
+        }
+    }
+    /** 在顶部显示可配置图标的权限用途提示弹窗。 */
+    fun showPermissionDialog(icon: Drawable?, showIcon: Boolean, title: String, content: String) {
+        showPermissionDialog(title, content)
+        permissionDialog?.findViewById<ImageView>(R.id.permissionIcon)?.apply {
+            visibility = if (showIcon) View.VISIBLE else View.GONE
+            if (icon != null) setImageDrawable(icon)
+        }
+    }
+    /** 在系统权限申请框弹出前，显示自定义权限说明弹窗。 */
+    private fun showPermissionConfirmDialog(title: String, content: String, onCancel: () -> Unit, onAllow: () -> Unit) {
+        val view = layoutInflater.inflate(R.layout.permission_confirm_dialog, null)
+        view.findViewById<TextView>(R.id.permissionTitle).text = title
+        view.findViewById<TextView>(R.id.permissionContent).text = content
+        val dialog = AlertDialog.Builder(requireContext()).setView(view).create()
+        view.findViewById<TextView>(R.id.permissionCancel).setOnClickListener { dialog.dismiss(); onCancel() }
+        view.findViewById<TextView>(R.id.permissionAllow).setOnClickListener { dialog.dismiss(); onAllow() }
+        dialog.setOnShowListener { dialog.window?.setBackgroundDrawable(ColorDrawable(android.graphics.Color.TRANSPARENT)) }
+        dialog.show()
+    }
+    /** 关闭并释放顶部权限提示弹窗。 */
+    fun hidePermissionDialog() {
+        permissionDialog?.dismiss()
+        permissionDialog = null
+    }
+    /** 打开当前应用的系统设置详情页。 */
+    protected fun openAppPermissionSettings() {
+        startActivity(Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, Uri.parse("package:${requireContext().packageName}")))
+    }
+
+    /** Fragment View 销毁时释放 Presenter、弹窗和 ViewBinding。 */
+    override fun onDestroyView() {
+        presenter?.onDestroy()
+        presenter = null
+        hideLoading()
+        hidePermissionDialog()
+        _binding = null
+        super.onDestroyView()
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/base/BaseFragmentNoPresenter.kt
+++ b/app/src/main/java/com/juhabi/birds/base/BaseFragmentNoPresenter.kt
@@ -0,0 +1,19 @@
+package com.juhabi.birds.base
+
+import androidx.viewbinding.ViewBinding
+
+/**
+ * 不需要 Presenter 的 Fragment 基类。
+ * 子类仍可复用 BaseFragment 提供的 ViewBinding、加载弹窗、权限和页面跳转能力。
+ */
+abstract class BaseFragmentNoPresenter<VB : ViewBinding> :
+    BaseFragment<VB, BasePresenter<IView>>() {
+
+    final override fun createPresenter(): BasePresenter<IView>? {
+        return null
+    }
+
+    override fun showError(message: String) {
+        showMessage(message)
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/base/BasePresenter.kt
+++ b/app/src/main/java/com/juhabi/birds/base/BasePresenter.kt
@@ -0,0 +1,18 @@
+package com.juhabi.birds.base
+
+abstract class BasePresenter<V : IView> : IPresenter<V> {
+    final override var view: V? = null
+        private set
+
+    final override fun attachView(view: V) {
+        this.view = view
+        onStart()
+    }
+
+    override fun onStart() {
+    }
+
+    override fun onDestroy() {
+        view = null
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/base/IPresenter.kt
+++ b/app/src/main/java/com/juhabi/birds/base/IPresenter.kt
@@ -0,0 +1,8 @@
+package com.juhabi.birds.base
+
+interface IPresenter<V : IView> {
+    val view: V?
+    fun attachView(view: V)
+    fun onStart()
+    fun onDestroy()
+}
--- a/app/src/main/java/com/juhabi/birds/base/IView.kt
+++ b/app/src/main/java/com/juhabi/birds/base/IView.kt
@@ -0,0 +1,11 @@
+package com.juhabi.birds.base
+
+interface IView {
+    fun showLoading()
+    fun hideLoading()
+    fun showMessage(message: String)
+    fun showError(message: String)
+    fun handleError(error: Throwable) {
+        showError(error.message ?: "Unknown error")
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/component/picker/DateTimePicker.kt
+++ b/app/src/main/java/com/juhabi/birds/component/picker/DateTimePicker.kt
@@ -0,0 +1,147 @@
+package com.juhabi.birds.component.picker
+
+import android.content.Context
+import androidx.core.content.ContextCompat
+import com.bigkoo.pickerview.builder.TimePickerBuilder
+import com.juhabi.birds.R
+import java.text.SimpleDateFormat
+import java.util.Calendar
+import java.util.Date
+import java.util.Locale
+
+/**
+ * 日期时间选择器统一入口。
+ *
+ * 组件基于 Android-PickerView 封装，支持日期、时间、日期时间三种模式。
+ * 页面只需要配置模式和监听器，不需要重复设置控件颜色、单位及格式化规则。
+ */
+class DateTimePicker private constructor(
+    private val context: Context,
+    private val mode: Mode,
+    private val selectedTime: Calendar,
+    private val startTime: Calendar?,
+    private val endTime: Calendar?,
+    private val onSelected: (Result) -> Unit
+) {
+
+    /** 显示选择器。 */
+    fun show() {
+        val pickerBuilder = TimePickerBuilder(context) { date, _ ->
+            onSelected(
+                Result(
+                    date = date,
+                    timestamp = date.time,
+                    formattedText = mode.format(date)
+                )
+            )
+        }
+            .setType(mode.visibleItems)
+            .setDate(selectedTime)
+            .setTitleText(mode.title)
+            .setSubmitText("确定")
+            .setCancelText("取消")
+            .setLabel("年", "月", "日", "时", "分", "秒")
+            .setSubmitColor(ContextCompat.getColor(context, R.color.bottom_nav_selected))
+            .setCancelColor(ContextCompat.getColor(context, R.color.bottom_nav_unselected))
+            .setTextColorCenter(ContextCompat.getColor(context, R.color.bottom_nav_selected))
+            .isCenterLabel(false)
+
+        if (startTime != null && endTime != null) {
+            pickerBuilder.setRangDate(startTime, endTime)
+        }
+
+        pickerBuilder.build().show()
+    }
+
+    /** 选择器展示模式，以及各模式对应的显示列和返回格式。 */
+    enum class Mode(
+        internal val visibleItems: BooleanArray,
+        internal val pattern: String,
+        internal val title: String
+    ) {
+        DATE(
+            booleanArrayOf(true, true, true, false, false, false),
+            "yyyy-MM-dd",
+            "选择日期"
+        ),
+        TIME(
+            booleanArrayOf(false, false, false, true, true, true),
+            "HH:mm:ss",
+            "选择时间"
+        ),
+        DATE_TIME(
+            booleanArrayOf(true, true, true, true, true, true),
+            "yyyy-MM-dd HH:mm:ss",
+            "选择日期时间"
+        );
+
+        internal fun format(date: Date): String {
+            return SimpleDateFormat(pattern, Locale.getDefault()).format(date)
+        }
+    }
+
+    /** 页面接收到的统一选择结果。 */
+    data class Result(
+        val date: Date,
+        val timestamp: Long,
+        val formattedText: String
+    )
+
+    /**
+     * 选择器构建器。
+     *
+     * 默认选中当前时间；只有开始和结束时间都设置时，时间范围才会生效。
+     */
+    class Builder(private val context: Context) {
+        private var mode: Mode = Mode.DATE_TIME
+        private var selectedTime: Calendar = Calendar.getInstance()
+        private var startTime: Calendar? = null
+        private var endTime: Calendar? = null
+        private var onSelected: ((Result) -> Unit)? = null
+
+        fun setMode(mode: Mode): Builder {
+            return apply {
+                this.mode = mode
+            }
+        }
+
+        fun setSelectedTime(timestamp: Long): Builder {
+            return apply {
+                selectedTime = Calendar.getInstance().apply { timeInMillis = timestamp }
+            }
+        }
+
+        fun setTimeRange(startTimeInMillis: Long, endTimeInMillis: Long): Builder {
+            return apply {
+                require(startTimeInMillis <= endTimeInMillis) { "开始时间不能晚于结束时间" }
+                startTime = Calendar.getInstance().apply { timeInMillis = startTimeInMillis }
+                endTime = Calendar.getInstance().apply { timeInMillis = endTimeInMillis }
+            }
+        }
+
+        fun setOnSelectedListener(listener: (Result) -> Unit): Builder {
+            return apply {
+                onSelected = listener
+            }
+        }
+
+        fun build(): DateTimePicker {
+            val listener = requireNotNull(onSelected) { "必须设置选择结果监听器" }
+            val effectiveSelectedTime = selectedTime.clone() as Calendar
+            startTime?.let { start ->
+                if (effectiveSelectedTime.before(start)) effectiveSelectedTime.timeInMillis = start.timeInMillis
+            }
+            endTime?.let { end ->
+                if (effectiveSelectedTime.after(end)) effectiveSelectedTime.timeInMillis = end.timeInMillis
+            }
+            return DateTimePicker(
+                context = context,
+                mode = mode,
+                selectedTime = effectiveSelectedTime,
+                startTime = startTime,
+                endTime = endTime,
+                onSelected = listener
+            )
+        }
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/demo/constraint/ConstraintLayoutDemoActivity.kt
+++ b/app/src/main/java/com/juhabi/birds/demo/constraint/ConstraintLayoutDemoActivity.kt
@@ -0,0 +1,29 @@
+package com.juhabi.birds.demo.constraint
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import com.juhabi.birds.base.BaseActivityNoPresenter
+import com.juhabi.birds.databinding.ActivityConstraintLayoutDemoBinding
+
+/**
+ * ConstraintLayout 综合示例页。
+ * 布局知识点集中写在 activity_constraint_layout_demo.xml 中，方便边看页面边读代码。
+ */
+class ConstraintLayoutDemoActivity : BaseActivityNoPresenter<ActivityConstraintLayoutDemoBinding>() {
+
+    private var detailsVisible = true
+
+    override fun createBinding(inflater: LayoutInflater): ActivityConstraintLayoutDemoBinding {
+        return ActivityConstraintLayoutDemoBinding.inflate(inflater)
+    }
+
+    override fun initView(savedInstanceState: Bundle?) {
+        binding.backButton.setOnClickListener { finish() }
+        binding.toggleDetailsButton.setOnClickListener {
+            detailsVisible = !detailsVisible
+            binding.detailGroup.visibility = if (detailsVisible) View.VISIBLE else View.GONE
+            binding.toggleDetailsButton.text = if (detailsVisible) "隐藏详情" else "显示详情"
+        }
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/demo/recycler/RecyclerViewDemoActivity.kt
+++ b/app/src/main/java/com/juhabi/birds/demo/recycler/RecyclerViewDemoActivity.kt
@@ -0,0 +1,59 @@
+package com.juhabi.birds.demo.recycler
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import androidx.recyclerview.widget.LinearLayoutManager
+import com.juhabi.birds.R
+import com.juhabi.birds.base.BaseActivityNoPresenter
+import com.juhabi.birds.databinding.ActivityRecyclerViewDemoBinding
+import com.juhabi.birds.demo.recycler.adapter.RecyclerDemoAdapter
+import com.juhabi.birds.demo.recycler.model.RecyclerDemoItem
+
+/** RecyclerView 与 BaseQuickAdapter 的基础调用示例页。 */
+class RecyclerViewDemoActivity : BaseActivityNoPresenter<ActivityRecyclerViewDemoBinding>() {
+
+    override fun createBinding(inflater: LayoutInflater): ActivityRecyclerViewDemoBinding {
+        return ActivityRecyclerViewDemoBinding.inflate(inflater)
+    }
+
+    override fun initView(savedInstanceState: Bundle?) {
+        title = getString(R.string.recycler_demo_title)
+
+        val adapter = RecyclerDemoAdapter(this, R.layout.item_recycler_demo, createDemoData())
+        binding.recyclerView.layoutManager = LinearLayoutManager(this)
+        binding.recyclerView.adapter = adapter
+
+        // 列表点击事件由页面处理，适配器只负责展示数据。
+        adapter.setOnItemClickListener { _, _, position ->
+            showSelectedItem(adapter.data[position])
+        }
+
+        adapter.setOnItemChildClickListener { _, view, position ->
+            val item = adapter.data[position]
+            val message = when (view.id) {
+                R.id.titleTextView -> "点击了标题：${item.title}"
+                R.id.idTextView -> "点击了编号：${item.id}"
+                R.id.statusTextView -> "点击了状态：${item.status}"
+                R.id.timeTextView -> "点击了更新时间：${item.updateTime}"
+                else -> return@setOnItemChildClickListener
+            }
+            android.widget.Toast.makeText(this, message, android.widget.Toast.LENGTH_SHORT).show()
+        }
+    }
+
+    private fun showSelectedItem(item: RecyclerDemoItem) {
+        android.widget.Toast.makeText(this, "点击了：${item.title}", android.widget.Toast.LENGTH_SHORT).show()
+    }
+
+    /** 创建固定演示数据，接入接口后可直接替换为服务端返回的列表。 */
+    private fun createDemoData(): List<RecyclerDemoItem> {
+        return listOf(
+            RecyclerDemoItem(1001, "设备巡检记录", "已完成", "2026-07-23 09:30:00"),
+            RecyclerDemoItem(1002, "自动浇水计划", "执行中", "2026-07-23 10:15:20"),
+            RecyclerDemoItem(1003, "传感器数据同步", "待处理", "2026-07-23 11:08:45"),
+            RecyclerDemoItem(1004, "系统配置备份", "已完成", "2026-07-22 18:42:10"),
+            RecyclerDemoItem(1005, "固件升级任务", "失败", "2026-07-22 16:20:35"),
+            RecyclerDemoItem(1006, "用户操作日志", "已完成", "2026-07-22 14:05:00")
+        )
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/demo/recycler/adapter/RecyclerDemoAdapter.java
+++ b/app/src/main/java/com/juhabi/birds/demo/recycler/adapter/RecyclerDemoAdapter.java
@@ -0,0 +1,43 @@
+package com.juhabi.birds.demo.recycler.adapter;
+
+import android.content.Context;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.chad.library.adapter.base.BaseQuickAdapter;
+import com.chad.library.adapter.base.viewholder.BaseViewHolder;
+import com.juhabi.birds.R;
+import com.juhabi.birds.demo.recycler.model.RecyclerDemoItem;
+
+import java.util.List;
+
+/**
+ * BaseQuickAdapter 使用示例。
+ * convert() 只负责把一条数据绑定到对应的 item 控件。
+ */
+public class RecyclerDemoAdapter extends BaseQuickAdapter<RecyclerDemoItem, BaseViewHolder> {
+    private final Context mContext;
+
+    public RecyclerDemoAdapter(Context context, int layoutResId, @Nullable List<RecyclerDemoItem> data) {
+        super(layoutResId, data);
+        this.mContext = context;
+        addChildClickViewIds(
+                R.id.titleTextView,
+                R.id.idTextView,
+                R.id.statusTextView,
+                R.id.timeTextView
+        );
+    }
+
+    @Override
+    protected void convert(@NonNull BaseViewHolder holder, RecyclerDemoItem item) {
+        holder.setText(R.id.titleTextView, item.getTitle());
+        holder.setText(R.id.idTextView, mContext.getString(R.string.recycler_item_id, item.getId()));
+        holder.setText(R.id.statusTextView, mContext.getString(R.string.recycler_item_status, item.getStatus()));
+        holder.setText(
+                R.id.timeTextView,
+                mContext.getString(R.string.recycler_item_update_time, item.getUpdateTime())
+        );
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/demo/recycler/model/RecyclerDemoItem.kt
+++ b/app/src/main/java/com/juhabi/birds/demo/recycler/model/RecyclerDemoItem.kt
@@ -0,0 +1,9 @@
+package com.juhabi.birds.demo.recycler.model
+
+/** RecyclerView 示例页使用的简单数据模型。 */
+data class RecyclerDemoItem(
+    val id: Long,
+    val title: String,
+    val status: String,
+    val updateTime: String
+)
--- a/app/src/main/java/com/juhabi/birds/dialog/LoadingDialog.kt
+++ b/app/src/main/java/com/juhabi/birds/dialog/LoadingDialog.kt
@@ -0,0 +1,41 @@
+package com.juhabi.birds.dialog
+
+import android.app.Dialog
+import android.content.Context
+import android.graphics.Color
+import android.graphics.drawable.ColorDrawable
+import android.os.Bundle
+import android.view.Gravity
+import android.view.Window
+import android.view.WindowManager
+import android.widget.TextView
+import com.juhabi.birds.R
+
+class LoadingDialog(
+    context: Context,
+    private val message: String = "加载中..."
+) : Dialog(context, R.style.LoadingDialogTheme) {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        requestWindowFeature(Window.FEATURE_NO_TITLE)
+        setContentView(R.layout.dialog_loading)
+        findViewById<TextView>(R.id.loadingText).text = message
+        window?.apply {
+            // 参考 Water：窗口全屏、内容居中，并为页面增加轻量半透明遮罩。
+            setBackgroundDrawable(ColorDrawable(Color.argb(13, 0, 0, 0)))
+            setGravity(Gravity.CENTER)
+            setDimAmount(0.2f)
+            addFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND)
+            setLayout(WindowManager.LayoutParams.MATCH_PARENT, WindowManager.LayoutParams.MATCH_PARENT)
+        }
+    }
+
+    override fun show() {
+        super.show()
+        window?.apply {
+            setGravity(Gravity.CENTER)
+            setLayout(WindowManager.LayoutParams.MATCH_PARENT, WindowManager.LayoutParams.MATCH_PARENT)
+        }
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/login/LoginActivity.kt
+++ b/app/src/main/java/com/juhabi/birds/login/LoginActivity.kt
@@ -0,0 +1,71 @@
+package com.juhabi.birds.login
+
+import android.os.Bundle
+import android.content.Intent
+import android.view.LayoutInflater
+import com.juhabi.birds.base.BaseActivity
+import com.juhabi.birds.databinding.ActivityLoginBinding
+import com.juhabi.birds.login.model.LoginUser
+import com.juhabi.birds.login.mvp.LoginContract
+import com.juhabi.birds.login.mvp.LoginImpl
+import com.juhabi.birds.login.mvp.LoginPresenter
+import com.juhabi.birds.network.TokenManager
+import com.juhabi.birds.mine.MineCenterActivity
+import com.juhabi.birds.util.ToastUtil
+
+class LoginActivity : BaseActivity<ActivityLoginBinding, LoginPresenter>(),
+    LoginContract.LoginView {
+
+    override fun createBinding(inflater: LayoutInflater): ActivityLoginBinding {
+        return ActivityLoginBinding.inflate(inflater)
+    }
+
+    override fun createPresenter(): LoginPresenter {
+        return LoginPresenter(LoginImpl())
+    }
+
+    override fun initView(savedInstanceState: Bundle?) {
+//        if (TokenManager.get(this).isNotBlank()) {
+//            startActivity(Intent(this, MineCenterActivity::class.java))
+//            finish()
+//            return
+//        }
+        if(binding.usernameEditText.text.toString().isNotBlank()){
+            ToastUtil.showShort(mContext,"");
+            return
+        }
+        binding.loginButton.setOnClickListener {
+            presenter?.login(
+                binding.usernameEditText.text?.toString().orEmpty(),
+                binding.passwordEditText.text?.toString().orEmpty()
+            )
+        }
+    }
+
+    override fun showUsernameError(message: String) {
+        binding.usernameLayout.error = message
+        binding.usernameEditText.requestFocus()
+    }
+
+    override fun showPasswordError(message: String) {
+        binding.passwordLayout.error = message
+        binding.passwordEditText.requestFocus()
+    }
+
+    override fun clearInputErrors() {
+        binding.usernameLayout.error = null
+        binding.passwordLayout.error = null
+    }
+
+    override fun onLoginSuccess(user: LoginUser) {
+        TokenManager.save(this, user.accessToken)
+        binding.resultTextView.text = "登录成功，Token 已保存"
+        showMessage("登录成功")
+        startActivity(Intent(this, MineCenterActivity::class.java))
+        finish()
+    }
+
+    override fun showError(message: String) {
+        ToastUtil.showShort(mContext,message)
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/login/model/LoginUser.kt
+++ b/app/src/main/java/com/juhabi/birds/login/model/LoginUser.kt
@@ -0,0 +1,18 @@
+package com.juhabi.birds.login.model
+
+import com.google.gson.annotations.SerializedName
+
+data class LoginUser(
+    val scope: Any? = null,
+    val openid: Any? = null,
+    @SerializedName("access_token")
+    val accessToken: String = "",
+    @SerializedName("refresh_token")
+    val refreshToken: Any? = null,
+    @SerializedName("expire_in")
+    val expireIn: Long = 0,
+    @SerializedName("refresh_expire_in")
+    val refreshExpireIn: Any? = null,
+    @SerializedName("client_id")
+    val clientId: String = ""
+)
--- a/app/src/main/java/com/juhabi/birds/login/mvp/LoginContract.kt
+++ b/app/src/main/java/com/juhabi/birds/login/mvp/LoginContract.kt
@@ -0,0 +1,26 @@
+package com.juhabi.birds.login.mvp
+
+import com.juhabi.birds.base.IView
+import com.juhabi.birds.login.model.LoginUser
+import com.juhabi.birds.network.BaseBean
+import org.json.JSONObject
+
+interface LoginContract {
+    interface Callback<T> {
+        fun success(data: T)
+        fun fail(message: String)
+    }
+
+    interface DataModel {
+        fun login(json: JSONObject, callback: Callback<BaseBean<LoginUser>>)
+        fun cancel()
+    }
+
+    interface LoginView : IView {
+        fun showUsernameError(message: String)
+        fun showPasswordError(message: String)
+        fun clearInputErrors()
+        fun onLoginSuccess(user: LoginUser)
+    }
+
+}
--- a/app/src/main/java/com/juhabi/birds/login/mvp/LoginImpl.kt
+++ b/app/src/main/java/com/juhabi/birds/login/mvp/LoginImpl.kt
@@ -0,0 +1,57 @@
+package com.juhabi.birds.login.mvp
+
+import android.os.Handler
+import android.os.Looper
+import com.juhabi.birds.login.model.LoginUser
+import com.juhabi.birds.network.ApiClient
+import com.juhabi.birds.network.BaseBean
+import com.juhabi.birds.network.NetworkManager
+import org.json.JSONObject
+import retrofit2.Call
+import retrofit2.Callback
+import retrofit2.Response
+
+class LoginImpl : LoginContract.DataModel {
+    private val mainHandler = Handler(Looper.getMainLooper())
+    private var loginCall: Call<BaseBean<LoginUser>>? = null
+
+    override fun login(
+        json: JSONObject,
+        callback: LoginContract.Callback<BaseBean<LoginUser>>
+    ) {
+        loginCall?.cancel()
+        loginCall = ApiClient.apiService
+            .login(NetworkManager.getToken(), NetworkManager.toRequestBody(json))
+            .also { call ->
+            call.enqueue(object : Callback<BaseBean<LoginUser>> {
+                override fun onResponse(
+                    call: Call<BaseBean<LoginUser>>,
+                    response: Response<BaseBean<LoginUser>>
+                ) {
+                    mainHandler.post {
+                        val bean = response.body()
+                        if (response.isSuccessful && bean != null) {
+                            callback.success(bean)
+                        } else {
+                            callback.fail("接口响应异常：${response.code()}")
+                        }
+                    }
+                }
+
+                override fun onFailure(call: Call<BaseBean<LoginUser>>, error: Throwable) {
+                    if (!call.isCanceled) {
+                        mainHandler.post {
+                            callback.fail(error.message ?: "网络请求失败")
+                        }
+                    }
+                }
+            })
+        }
+    }
+
+    override fun cancel() {
+        loginCall?.cancel()
+        loginCall = null
+        mainHandler.removeCallbacksAndMessages(null)
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/login/mvp/LoginPresenter.kt
+++ b/app/src/main/java/com/juhabi/birds/login/mvp/LoginPresenter.kt
@@ -0,0 +1,59 @@
+package com.juhabi.birds.login.mvp
+
+import com.juhabi.birds.base.BasePresenter
+import com.juhabi.birds.AppConfig
+import com.juhabi.birds.login.model.LoginUser
+import com.juhabi.birds.network.BaseBean
+import org.json.JSONObject
+
+class LoginPresenter(private val loginImpl: LoginImpl) : BasePresenter<LoginContract.LoginView>() {
+
+    fun login(username: String, password: String) {
+        val currentView = view ?: return
+        currentView.clearInputErrors()
+
+        if (username.isBlank()) {
+            currentView.showUsernameError("请输入账号")
+            return
+        }
+        if (password.isBlank()) {
+            currentView.showPasswordError("请输入密码")
+            return
+        }
+
+        currentView.showLoading()
+        val json = JSONObject();
+        json.put("grantType", "password")
+        json.put("username", username.trim())
+        json.put("password", password)
+        json.put("clientId", AppConfig.APP_CLIENT_ID)
+        json.put("userType", AppConfig.APP_USER_TYPE)
+        loginImpl.login(
+            json,
+            object : LoginContract.Callback<BaseBean<LoginUser>> {
+                override fun success(data: BaseBean<LoginUser>) {
+                    val attachedView = view ?: return
+                    attachedView.hideLoading()
+                    val user = data.data
+                    if ((data.code == 0 || data.code == 200) && user != null) {
+                        attachedView.onLoginSuccess(user)
+                    } else {
+                        attachedView.showError(data.message.ifBlank { "登录失败" })
+                    }
+                }
+
+                override fun fail(message: String) {
+                    view?.apply {
+                        hideLoading()
+                        showError(message)
+                    }
+                }
+            }
+        )
+    }
+
+    override fun onDestroy() {
+        loginImpl.cancel()
+        super.onDestroy()
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/main/MainActivity.kt
+++ b/app/src/main/java/com/juhabi/birds/main/MainActivity.kt
@@ -0,0 +1,138 @@
+package com.juhabi.birds.main
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import androidx.annotation.ColorRes
+import androidx.core.content.ContextCompat
+import com.juhabi.birds.R
+import com.juhabi.birds.base.BaseActivity
+import com.juhabi.birds.databinding.ActivityMainBinding
+import com.juhabi.birds.main.adapter.MainPagerAdapter
+import com.juhabi.birds.main.fragment.HistoryFragment
+import com.juhabi.birds.main.fragment.HomeFragment
+import com.juhabi.birds.main.fragment.MineFragment
+import com.juhabi.birds.main.fragment.PlanFragment
+import com.juhabi.birds.main.model.AppVersionInfo
+import com.juhabi.birds.main.mvp.MainContract
+import com.juhabi.birds.main.mvp.MainImpl
+import com.juhabi.birds.main.mvp.MainPresenter
+import com.gyf.immersionbar.ImmersionBar
+
+class MainActivity : BaseActivity<ActivityMainBinding, MainPresenter>(),
+    MainContract.MainView {
+
+    override fun createBinding(inflater: LayoutInflater): ActivityMainBinding {
+        return ActivityMainBinding.inflate(inflater)
+    }
+
+    override fun createPresenter(): MainPresenter {
+        return MainPresenter(MainImpl(applicationContext))
+    }
+
+    override fun initWindows() {
+        ImmersionBar.with(this)
+            .statusBarView(binding.statusBarView)
+            .statusBarDarkFont(true)
+            .navigationBarColor(R.color.color_zhu)
+            .navigationBarDarkIcon(true)
+            .init()
+    }
+
+    override fun initView(savedInstanceState: Bundle?) {
+        binding.viewPager.adapter = MainPagerAdapter(
+            this,
+            listOf(HomeFragment(), PlanFragment(), HistoryFragment(), MineFragment())
+        )
+        binding.viewPager.offscreenPageLimit = 1
+        binding.viewPager.registerOnPageChangeCallback(object : androidx.viewpager2.widget.ViewPager2.OnPageChangeCallback() {
+            override fun onPageSelected(position: Int) {
+                binding.bottomNavigation.menu.getItem(position).isChecked = true
+                updateTopBarColor(position)
+            }
+        })
+        binding.bottomNavigation.setOnItemSelectedListener { item ->
+            onNavigationItemSelected(item.itemId)
+        }
+        binding.bottomNavigation.selectedItemId = R.id.navigation_home
+    }
+
+    private fun onNavigationItemSelected(itemId: Int): Boolean {
+        return when (itemId) {
+            R.id.navigation_home -> onHomeSelected()
+            R.id.navigation_plan -> onPlanSelected()
+            R.id.navigation_history -> onHistorySelected()
+            R.id.navigation_mine -> onMineSelected()
+            else -> false
+        }
+    }
+
+    private fun onHomeSelected(): Boolean {
+        switchPage(PAGE_HOME)
+        // Add Home-specific status bar, refresh, or Fragment communication here.
+        return true
+    }
+
+    private fun onPlanSelected(): Boolean {
+        switchPage(PAGE_PLAN)
+        // Add Plan-specific status bar, refresh, or Fragment communication here.
+        return true
+    }
+
+    private fun onHistorySelected(): Boolean {
+        switchPage(PAGE_HISTORY)
+        // Add History-specific status bar, refresh, or Fragment communication here.
+        return true
+    }
+
+    private fun onMineSelected(): Boolean {
+        switchPage(PAGE_MINE)
+        // Add Mine-specific status bar, refresh, or Fragment communication here.
+        return true
+    }
+
+    private fun switchPage(position: Int) {
+        updateTopBarColor(position)
+        if (binding.viewPager.currentItem != position) {
+            binding.viewPager.setCurrentItem(position, false)
+        }
+    }
+
+    private fun updateTopBarColor(position: Int) {
+        if (position == PAGE_PLAN) {
+            binding.immersiveTopImageView.visibility = View.VISIBLE
+            binding.statusBarView.setBackgroundColor(
+                ContextCompat.getColor(this, android.R.color.transparent)
+            )
+            return
+        }
+
+        binding.immersiveTopImageView.visibility = View.GONE
+        @ColorRes val colorRes = when (position) {
+            PAGE_HOME -> R.color.color_zhu
+            PAGE_HISTORY -> R.color.color_E9A01C
+            PAGE_MINE -> R.color.color_B85CE6
+            else -> R.color.color_zhu
+        }
+        binding.statusBarView.setBackgroundColor(ContextCompat.getColor(this, colorRes))
+    }
+
+    override fun initData(savedInstanceState: Bundle?) {
+        presenter?.loadAppVersion()
+    }
+
+    override fun onAppVersionLoaded(versionInfo: AppVersionInfo) {
+        // The version is available for a future update-check API or dialog.
+    }
+
+    override fun showError(message: String) {
+        showMessage(message)
+    }
+
+    private companion object {
+        const val PAGE_HOME = 0
+        const val PAGE_PLAN = 1
+        const val PAGE_HISTORY = 2
+        const val PAGE_MINE = 3
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/main/adapter/MainPagerAdapter.kt
+++ b/app/src/main/java/com/juhabi/birds/main/adapter/MainPagerAdapter.kt
@@ -0,0 +1,18 @@
+package com.juhabi.birds.main.adapter
+
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentActivity
+import androidx.viewpager2.adapter.FragmentStateAdapter
+
+class MainPagerAdapter(
+    activity: FragmentActivity,
+    private val fragments: List<Fragment>
+) : FragmentStateAdapter(activity) {
+    override fun getItemCount(): Int {
+        return fragments.size
+    }
+
+    override fun createFragment(position: Int): Fragment {
+        return fragments[position]
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/main/fragment/HistoryFragment.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/HistoryFragment.kt
@@ -0,0 +1,28 @@
+package com.juhabi.birds.main.fragment
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import com.juhabi.birds.base.BaseFragment
+import com.juhabi.birds.databinding.FragmentHistoryBinding
+import com.juhabi.birds.main.fragment.history.mvp.HistoryContract
+import com.juhabi.birds.main.fragment.history.mvp.HistoryImpl
+import com.juhabi.birds.main.fragment.history.mvp.HistoryPresenter
+import me.jessyan.autosize.internal.CustomAdapt
+
+class HistoryFragment : BaseFragment<FragmentHistoryBinding, HistoryPresenter>(),
+    HistoryContract.HistoryView{
+    override fun createBinding(inflater: LayoutInflater, container: ViewGroup?): FragmentHistoryBinding {
+        return FragmentHistoryBinding.inflate(inflater, container, false)
+    }
+
+    override fun createPresenter(): HistoryPresenter {
+        return HistoryPresenter(HistoryImpl())
+    }
+
+    override fun initView(savedInstanceState: Bundle?) {
+    }
+
+
+
+}
--- a/app/src/main/java/com/juhabi/birds/main/fragment/HomeFragment.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/HomeFragment.kt
@@ -0,0 +1,25 @@
+package com.juhabi.birds.main.fragment
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import com.juhabi.birds.base.BaseFragment
+import com.juhabi.birds.databinding.FragmentHomeBinding
+import com.juhabi.birds.main.fragment.home.mvp.HomeContract
+import com.juhabi.birds.main.fragment.home.mvp.HomeImpl
+import com.juhabi.birds.main.fragment.home.mvp.HomePresenter
+
+class HomeFragment : BaseFragment<FragmentHomeBinding, HomePresenter>(),
+    HomeContract.HomeView {
+
+    override fun createBinding(inflater: LayoutInflater, container: ViewGroup?): FragmentHomeBinding {
+        return FragmentHomeBinding.inflate(inflater, container, false)
+    }
+
+    override fun createPresenter(): HomePresenter {
+        return HomePresenter(HomeImpl())
+    }
+
+    override fun initView(savedInstanceState: Bundle?) {
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/main/fragment/MineFragment.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/MineFragment.kt
@@ -0,0 +1,30 @@
+package com.juhabi.birds.main.fragment
+
+import android.content.Intent
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import com.juhabi.birds.base.BaseFragment
+import com.juhabi.birds.databinding.FragmentMineBinding
+import com.juhabi.birds.main.fragment.mine.mvp.MineFragmentContract
+import com.juhabi.birds.main.fragment.mine.mvp.MineFragmentImpl
+import com.juhabi.birds.main.fragment.mine.mvp.MineFragmentPresenter
+import com.juhabi.birds.mine.MineCenterActivity
+
+class MineFragment : BaseFragment<FragmentMineBinding, MineFragmentPresenter>(),
+    MineFragmentContract.MineView {
+
+    override fun createBinding(inflater: LayoutInflater, container: ViewGroup?): FragmentMineBinding {
+        return FragmentMineBinding.inflate(inflater, container, false)
+    }
+
+    override fun createPresenter(): MineFragmentPresenter {
+        return MineFragmentPresenter(MineFragmentImpl())
+    }
+
+    override fun initView(savedInstanceState: Bundle?) {
+        binding.openComponentCenterButton.setOnClickListener {
+            startActivity(Intent(requireContext(), MineCenterActivity::class.java))
+        }
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/main/fragment/PlanFragment.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/PlanFragment.kt
@@ -0,0 +1,28 @@
+package com.juhabi.birds.main.fragment
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import com.juhabi.birds.base.BaseFragment
+import com.juhabi.birds.databinding.FragmentPlanBinding
+import com.juhabi.birds.main.fragment.plan.mvp.PlanContract
+import com.juhabi.birds.main.fragment.plan.mvp.PlanImpl
+import com.juhabi.birds.main.fragment.plan.mvp.PlanPresenter
+
+class PlanFragment : BaseFragment<FragmentPlanBinding, PlanPresenter>(),
+    PlanContract.PlanView {
+
+    override fun createBinding(inflater: LayoutInflater, container: ViewGroup?): FragmentPlanBinding {
+        return FragmentPlanBinding.inflate(inflater, container, false)
+    }
+
+    override fun createPresenter(): PlanPresenter {
+        return PlanPresenter(PlanImpl())
+    }
+
+    override fun initView(savedInstanceState: Bundle?) {
+        binding.planBackButton.setOnClickListener {
+            requireActivity().onBackPressedDispatcher.onBackPressed()
+        }
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/main/fragment/history/mvp/HistoryContract.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/history/mvp/HistoryContract.kt
@@ -0,0 +1,9 @@
+package com.juhabi.birds.main.fragment.history.mvp
+
+import com.juhabi.birds.base.IView
+
+interface HistoryContract {
+    interface DataModel
+
+    interface HistoryView : IView
+}
--- a/app/src/main/java/com/juhabi/birds/main/fragment/history/mvp/HistoryImpl.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/history/mvp/HistoryImpl.kt
@@ -0,0 +1,3 @@
+package com.juhabi.birds.main.fragment.history.mvp
+
+class HistoryImpl : HistoryContract.DataModel
--- a/app/src/main/java/com/juhabi/birds/main/fragment/history/mvp/HistoryPresenter.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/history/mvp/HistoryPresenter.kt
@@ -0,0 +1,7 @@
+package com.juhabi.birds.main.fragment.history.mvp
+
+import com.juhabi.birds.base.BasePresenter
+
+class HistoryPresenter(
+    private val model: HistoryContract.DataModel
+) : BasePresenter<HistoryContract.HistoryView>()
--- a/app/src/main/java/com/juhabi/birds/main/fragment/home/mvp/HomeContract.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/home/mvp/HomeContract.kt
@@ -0,0 +1,9 @@
+package com.juhabi.birds.main.fragment.home.mvp
+
+import com.juhabi.birds.base.IView
+
+interface HomeContract {
+    interface DataModel
+
+    interface HomeView : IView
+}
--- a/app/src/main/java/com/juhabi/birds/main/fragment/home/mvp/HomeImpl.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/home/mvp/HomeImpl.kt
@@ -0,0 +1,3 @@
+package com.juhabi.birds.main.fragment.home.mvp
+
+class HomeImpl : HomeContract.DataModel
--- a/app/src/main/java/com/juhabi/birds/main/fragment/home/mvp/HomePresenter.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/home/mvp/HomePresenter.kt
@@ -0,0 +1,7 @@
+package com.juhabi.birds.main.fragment.home.mvp
+
+import com.juhabi.birds.base.BasePresenter
+
+class HomePresenter(
+    private val model: HomeContract.DataModel
+) : BasePresenter<HomeContract.HomeView>()
--- a/app/src/main/java/com/juhabi/birds/main/fragment/mine/mvp/MineFragmentContract.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/mine/mvp/MineFragmentContract.kt
@@ -0,0 +1,9 @@
+package com.juhabi.birds.main.fragment.mine.mvp
+
+import com.juhabi.birds.base.IView
+
+interface MineFragmentContract {
+    interface DataModel
+
+    interface MineView : IView
+}
--- a/app/src/main/java/com/juhabi/birds/main/fragment/mine/mvp/MineFragmentImpl.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/mine/mvp/MineFragmentImpl.kt
@@ -0,0 +1,3 @@
+package com.juhabi.birds.main.fragment.mine.mvp
+
+class MineFragmentImpl : MineFragmentContract.DataModel
--- a/app/src/main/java/com/juhabi/birds/main/fragment/mine/mvp/MineFragmentPresenter.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/mine/mvp/MineFragmentPresenter.kt
@@ -0,0 +1,7 @@
+package com.juhabi.birds.main.fragment.mine.mvp
+
+import com.juhabi.birds.base.BasePresenter
+
+class MineFragmentPresenter(
+    private val model: MineFragmentContract.DataModel
+) : BasePresenter<MineFragmentContract.MineView>()
--- a/app/src/main/java/com/juhabi/birds/main/fragment/plan/mvp/PlanContract.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/plan/mvp/PlanContract.kt
@@ -0,0 +1,9 @@
+package com.juhabi.birds.main.fragment.plan.mvp
+
+import com.juhabi.birds.base.IView
+
+interface PlanContract {
+    interface DataModel
+
+    interface PlanView : IView
+}
--- a/app/src/main/java/com/juhabi/birds/main/fragment/plan/mvp/PlanImpl.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/plan/mvp/PlanImpl.kt
@@ -0,0 +1,3 @@
+package com.juhabi.birds.main.fragment.plan.mvp
+
+class PlanImpl : PlanContract.DataModel
--- a/app/src/main/java/com/juhabi/birds/main/fragment/plan/mvp/PlanPresenter.kt
+++ b/app/src/main/java/com/juhabi/birds/main/fragment/plan/mvp/PlanPresenter.kt
@@ -0,0 +1,7 @@
+package com.juhabi.birds.main.fragment.plan.mvp
+
+import com.juhabi.birds.base.BasePresenter
+
+class PlanPresenter(
+    private val model: PlanContract.DataModel
+) : BasePresenter<PlanContract.PlanView>()
--- a/app/src/main/java/com/juhabi/birds/main/model/AppVersionInfo.kt
+++ b/app/src/main/java/com/juhabi/birds/main/model/AppVersionInfo.kt
@@ -0,0 +1,13 @@
+package com.juhabi.birds.main.model
+
+data class AppVersionInfo(
+    val versionName: String,
+    var platform: String = "",
+    var currentVersion: String = "",
+    var latestVersion: String = "",
+    var versionCode: Int = 0,
+    var updateAvailable: Boolean = false,
+    var forceUpdate: Boolean = false,
+    var downloadUrl: String = "",
+    var releaseNotes: String = ""
+)
--- a/app/src/main/java/com/juhabi/birds/main/mvp/MainContract.kt
+++ b/app/src/main/java/com/juhabi/birds/main/mvp/MainContract.kt
@@ -0,0 +1,19 @@
+package com.juhabi.birds.main.mvp
+
+import com.juhabi.birds.base.IView
+import com.juhabi.birds.main.model.AppVersionInfo
+
+interface MainContract {
+    interface DataModel {
+        fun getAppVersion(callback: Callback<AppVersionInfo>)
+    }
+
+    interface Callback<T> {
+        fun onSuccess(data: T)
+        fun onFailure(message: String)
+    }
+
+    interface MainView : IView {
+        fun onAppVersionLoaded(versionInfo: AppVersionInfo)
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/main/mvp/MainImpl.kt
+++ b/app/src/main/java/com/juhabi/birds/main/mvp/MainImpl.kt
@@ -0,0 +1,27 @@
+package com.juhabi.birds.main.mvp
+
+import android.content.Context
+import android.os.Build
+import com.juhabi.birds.main.model.AppVersionInfo
+
+class MainImpl(context: Context) : MainContract.DataModel {
+    private val appContext = context.applicationContext
+
+    override fun getAppVersion(callback: MainContract.Callback<AppVersionInfo>) {
+//        runCatching {
+//            val packageInfo = appContext.packageManager.getPackageInfo(appContext.packageName, 0)
+//            AppVersionInfo(
+//                versionName = packageInfo.versionName.orEmpty(),
+//                versionCode = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
+//                    packageInfo.longVersionCode
+//                } else {
+//                    @Suppress("DEPRECATION")
+//                    packageInfo.versionCode.toLong()
+//                }
+//            )
+//        }.onSuccess(callback::onSuccess)
+//            .onFailure { error ->
+//                callback.onFailure(error.message ?: "Unable to read app version")
+//            }
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/main/mvp/MainPresenter.kt
+++ b/app/src/main/java/com/juhabi/birds/main/mvp/MainPresenter.kt
@@ -0,0 +1,21 @@
+package com.juhabi.birds.main.mvp
+
+import com.juhabi.birds.base.BasePresenter
+import com.juhabi.birds.main.model.AppVersionInfo
+
+class MainPresenter(
+    private val model: MainContract.DataModel
+) : BasePresenter<MainContract.MainView>() {
+
+    fun loadAppVersion() {
+        model.getAppVersion(object : MainContract.Callback<AppVersionInfo> {
+            override fun onSuccess(data: AppVersionInfo) {
+                view?.onAppVersionLoaded(data)
+            }
+
+            override fun onFailure(message: String) {
+                view?.showError(message)
+            }
+        })
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/mine/MineCenterActivity.kt
+++ b/app/src/main/java/com/juhabi/birds/mine/MineCenterActivity.kt
@@ -0,0 +1,245 @@
+package com.juhabi.birds.mine
+
+import android.Manifest
+import android.content.Intent
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import androidx.compose.foundation.layout.Column
+import androidx.compose.material3.Button
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.tooling.preview.Preview
+import com.juhabi.birds.R
+import com.juhabi.birds.base.BaseActivity
+import com.juhabi.birds.component.picker.DateTimePicker
+import com.juhabi.birds.databinding.ActivityMineCenterBinding
+import com.juhabi.birds.demo.constraint.ConstraintLayoutDemoActivity
+import com.juhabi.birds.demo.recycler.RecyclerViewDemoActivity
+import com.juhabi.birds.login.LoginActivity
+import com.juhabi.birds.mine.model.MineUserInfo
+import com.juhabi.birds.mine.mvp.MineContract
+import com.juhabi.birds.mine.mvp.MineImpl
+import com.juhabi.birds.mine.mvp.MinePresenter
+import com.juhabi.birds.main.model.AppVersionInfo
+import com.juhabi.birds.network.TokenManager
+import com.juhabi.birds.utils.AppUpdateManager
+import com.gyf.immersionbar.ImmersionBar
+import java.util.Calendar
+
+class MineCenterActivity : BaseActivity<ActivityMineCenterBinding, MinePresenter>(),
+    MineContract.MineView, View.OnClickListener {
+
+    private val appUpdateManager by lazy {
+        AppUpdateManager(this, ::showMessage)
+    }
+
+    override fun createBinding(inflater: LayoutInflater): ActivityMineCenterBinding {
+        return ActivityMineCenterBinding.inflate(inflater)
+    }
+
+    override fun createPresenter(): MinePresenter {
+        return MinePresenter(MineImpl())
+    }
+
+    override fun initView(savedInstanceState: Bundle?) {
+        TokenManager.get(this)
+        listOf(
+            binding.reloadButton,
+            binding.checkVersionButton,
+            binding.openLoginButton,
+            binding.multiplePermissionButton,
+            binding.locationPermissionButton,
+            binding.normalDialogButton,
+            binding.inputDialogButton,
+            binding.datePickerButton,
+            binding.timePickerButton,
+            binding.dateTimePickerButton,
+            binding.recyclerViewDemoButton,
+            binding.constraintLayoutDemoButton
+        ).forEach { button ->
+            button.setOnClickListener(this)
+        }
+    }
+
+    override fun initWindows() {
+        ImmersionBar.with(this)
+            .statusBarView(binding.statusBarView)
+            .statusBarDarkFont(true)
+            .navigationBarColor(R.color.color_zhu)
+            .navigationBarDarkIcon(true)
+            .init()
+    }
+
+    override fun onClick(view: View) {
+        when (view.id) {
+            R.id.reloadButton -> {
+                presenter?.getUserInfo()
+            }
+            R.id.checkVersionButton -> checkVersion()
+
+            R.id.openLoginButton -> {
+                goTo(LoginActivity::class.java, null);
+            }
+
+            R.id.multiplePermissionButton -> {
+                getMorePermissionRequst(
+                    arrayOf(
+                        Manifest.permission.CAMERA,
+                        Manifest.permission.RECORD_AUDIO
+                    ),
+                    "相机和麦克风权限",
+                    "拍照和录音功能需要使用相机及麦克风权限",
+                    REQUEST_CAMERA_AND_AUDIO
+                )
+            }
+
+            R.id.locationPermissionButton -> {
+                getSinglePermissionRequst(
+                    Manifest.permission.ACCESS_FINE_LOCATION,
+                    "定位权限",
+                    "定位功能需要获取您的位置信息",
+                    REQUEST_LOCATION
+                )
+            }
+
+            R.id.normalDialogButton -> {
+                showDialogtext(
+                    "操作确认",
+                    "确定要执行这项操作吗？",
+                    "确定",
+                    "取消",
+                    object : OnDialogClick {
+                        override fun onCancelClick() {
+                            showMessage("已取消")
+                        }
+
+                        override fun onConfirmClick() {
+                            showMessage("已点击确定")
+                        }
+                    }
+                )
+            }
+
+            R.id.inputDialogButton -> {
+                showEditDialog(
+                    "请输入内容",
+                    "请输入测试内容",
+                    click = object : OnDialogClick {
+                        override fun onCancelClick() {
+                            showMessage("已取消输入")
+                        }
+                        override fun onConfirmClick(content: String) {
+                            showMessage("输入内容：$content")
+                        }
+                    }
+                )
+            }
+
+            R.id.datePickerButton -> showDateTimePicker(DateTimePicker.Mode.DATE)
+
+            R.id.timePickerButton -> showDateTimePicker(DateTimePicker.Mode.TIME)
+
+            R.id.dateTimePickerButton -> showDateTimePicker(DateTimePicker.Mode.DATE_TIME)
+
+            R.id.recyclerViewDemoButton -> {
+                startActivity(Intent(this, RecyclerViewDemoActivity::class.java))
+            }
+
+            R.id.constraintLayoutDemoButton -> {
+                startActivity(Intent(this, ConstraintLayoutDemoActivity::class.java))
+            }
+        }
+    }
+
+
+
+    private fun checkVersion() {
+        val currentVersion = packageManager
+            .getPackageInfo(packageName, 0)
+            .versionName
+            .orEmpty()
+        presenter?.checkVersion(currentVersion)
+    }
+
+    override fun onVersionChecked(versionInfo: AppVersionInfo) {
+        val currentVersion = packageManager.getPackageInfo(packageName, 0).versionName.orEmpty()
+        appUpdateManager.checkAndUpdate(currentVersion, versionInfo)
+    }
+
+    override fun onRequestPermissionsResult(
+        requestCode: Int,
+        permissions: Array<out String>,
+        grantResults: IntArray
+    ) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
+        appUpdateManager.onRequestPermissionsResult(requestCode, grantResults)
+    }
+
+    /**
+     * 日期、时间和日期时间共用同一个组件调用入口。
+     * 后续页面需要限制可选范围时，可以继续调用 setTimeRange()。
+     */
+    private fun showDateTimePicker(mode: DateTimePicker.Mode) {
+        DateTimePicker.Builder(this)
+            .setMode(mode)
+            .setSelectedTime(selectedDateTime)
+            .setOnSelectedListener { result ->
+                selectedDateTime = result.timestamp
+                binding.dateTimeResultTextView.text = result.formattedText
+                showMessage("已选择：${result.formattedText}")
+            }
+            .build()
+            .show()
+    }
+
+    override fun initData(savedInstanceState: Bundle?) {
+        presenter?.getUserInfo()
+    }
+
+    override fun getUserInfoSuccess(userInfo: MineUserInfo) {
+        val user = userInfo.user ?: return showError("个人信息为空")
+        binding.nicknameTextView.text = user.nickName.ifBlank { "未设置昵称" }
+        binding.phoneTextView.text = "手机号：${user.phonenumber.ifBlank { "未绑定" }}"
+        binding.emailTextView.text = "邮箱：${user.email.ifBlank { "未绑定" }}"
+        binding.userIdTextView.text = "用户 ID：${user.userId}"
+        binding.userTypeTextView.text = "用户类型：${user.userType}"
+        binding.loginDateTextView.text = "最近登录：${user.loginDate.ifBlank { "暂无" }}"
+    }
+
+    override fun showError(message: String) {
+        showMessage(message)
+    }
+
+    override fun onPermissionsGranted(permissions: Array<String>) {
+        showMessage("权限获取成功：${permissions.joinToString { it.substringAfterLast('.') }}")
+    }
+
+    override fun onPermissionsDenied(permissions: Array<String>, permanentlyDenied: Boolean) {
+        showMessage("权限被拒绝：${permissions.joinToString { it.substringAfterLast('.') }}")
+        super.onPermissionsDenied(permissions, permanentlyDenied)
+    }
+
+    companion object {
+        private const val REQUEST_CAMERA_AND_AUDIO = 1001
+        private const val REQUEST_LOCATION = 1002
+    }
+
+    /** 保存最近一次选择结果，再次打开选择器时用于回显。 */
+    private var selectedDateTime: Long = Calendar.getInstance().timeInMillis
+
+}
+//@Preview(showBackground = true, name = "Test")
+//@Composable
+//fun UserInfo() {
+//    Column {
+//        Text("张三")
+//        Text("手机号：13800138000")
+//
+//        Button(
+//            onClick = {}
+//        ) {
+//            Text("修改")
+//        }
+//    }
+//}
--- a/app/src/main/java/com/juhabi/birds/mine/model/MineUserInfo.kt
+++ b/app/src/main/java/com/juhabi/birds/mine/model/MineUserInfo.kt
@@ -0,0 +1,24 @@
+package com.juhabi.birds.mine.model
+
+data class MineUserInfo(
+    val user: User? = null,
+    val permissions: List<Any> = emptyList(),
+    val roles: List<Any> = emptyList(),
+    val url: String? = null
+) {
+    data class User(
+        val userId: String = "",
+        val tenantId: String = "",
+        val userName: String? = null,
+        val nickName: String = "",
+        val userType: String = "",
+        val email: String = "",
+        val phonenumber: String = "",
+        val sex: String = "",
+        val avatar: String? = null,
+        val status: String = "",
+        val loginIp: String = "",
+        val loginDate: String = "",
+        val createTime: String = ""
+    )
+}
--- a/app/src/main/java/com/juhabi/birds/mine/mvp/MineContract.kt
+++ b/app/src/main/java/com/juhabi/birds/mine/mvp/MineContract.kt
@@ -0,0 +1,26 @@
+package com.juhabi.birds.mine.mvp
+
+import com.juhabi.birds.base.IView
+import com.juhabi.birds.main.model.AppVersionInfo
+import com.juhabi.birds.mine.model.MineUserInfo
+
+interface MineContract {
+    interface Callback<T> {
+        fun success(data: T)
+        fun fail(message: String)
+    }
+
+    interface DataModel {
+        fun getUserInfo(params: Map<String, String>, callback: Callback<MineUserInfo>)
+        fun checkVersion(
+            params: Map<String, String>,
+            callback: Callback<AppVersionInfo>
+        )
+        fun cancel()
+    }
+
+    interface MineView : IView {
+        fun getUserInfoSuccess(userInfo: MineUserInfo)
+        fun onVersionChecked(versionInfo: AppVersionInfo)
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/mine/mvp/MineImpl.kt
+++ b/app/src/main/java/com/juhabi/birds/mine/mvp/MineImpl.kt
@@ -0,0 +1,106 @@
+package com.juhabi.birds.mine.mvp
+
+import android.os.Handler
+import android.os.Looper
+import com.juhabi.birds.mine.model.MineUserInfo
+import com.juhabi.birds.main.model.AppVersionInfo
+import com.juhabi.birds.network.ApiClient
+import com.juhabi.birds.network.BaseBean
+import com.juhabi.birds.network.NetworkManager
+import retrofit2.Call
+import retrofit2.Callback
+import retrofit2.Response
+
+class MineImpl : MineContract.DataModel {
+    private val mainHandler = Handler(Looper.getMainLooper())
+    private var userInfoCall: Call<BaseBean<MineUserInfo>>? = null
+    private var versionCall: Call<BaseBean<AppVersionInfo>>? = null
+
+    override fun getUserInfo(
+        params: Map<String, String>,
+        callback: MineContract.Callback<MineUserInfo>
+    ) {
+        userInfoCall?.cancel()
+        userInfoCall = ApiClient.apiService
+            .getMineUserInfo(NetworkManager.getToken(), params)
+            .also { call ->
+                call.enqueue(object : Callback<BaseBean<MineUserInfo>> {
+                    override fun onResponse(
+                        call: Call<BaseBean<MineUserInfo>>,
+                        response: Response<BaseBean<MineUserInfo>>
+                    ) {
+                        mainHandler.post {
+                            val bean = response.body()
+                            val data = bean?.data
+                            if (response.isSuccessful && bean?.code == 200 && data != null) {
+                                callback.success(data)
+                            } else {
+                                callback.fail(bean?.message?.ifBlank { null } ?: "获取个人信息失败")
+                            }
+                        }
+                    }
+
+                    override fun onFailure(call: Call<BaseBean<MineUserInfo>>, error: Throwable) {
+                        if (!call.isCanceled) {
+                            mainHandler.post {
+                                callback.fail(error.message ?: "网络请求失败")
+                            }
+                        }
+                    }
+                })
+            }
+    }
+
+    override fun checkVersion(
+        params: Map<String, String>,
+        callback: MineContract.Callback<AppVersionInfo>) {
+        versionCall?.cancel()
+        versionCall = ApiClient.apiService
+            .checkVersionCode(NetworkManager.getToken(), params)
+            .also { call ->
+                call.enqueue(object : Callback<BaseBean<AppVersionInfo>> {
+                    override fun onResponse(
+                        call: Call<BaseBean<AppVersionInfo>>,
+                        response: Response<BaseBean<AppVersionInfo>>
+                    ) {
+                        mainHandler.post {
+                            val bean = response.body()
+                            val data = bean?.data
+                            if (response.isSuccessful &&
+                                bean?.code == 200 &&
+                                data != null
+                            ) {
+                                callback.success(data)
+                            } else {
+                                callback.fail(
+                                    bean?.message?.ifBlank { null }
+                                        ?: "版本检测失败"
+                                )
+                            }
+                        }
+                    }
+
+                    override fun onFailure(
+                        call: Call<BaseBean<AppVersionInfo>>,
+                        error: Throwable
+                    ) {
+                        if (!call.isCanceled) {
+                            mainHandler.post {
+                                callback.fail(
+                                    error.message ?: "版本检测失败"
+                                )
+                            }
+                        }
+                    }
+                })
+            }
+    }
+
+    override fun cancel() {
+        userInfoCall?.cancel()
+        userInfoCall = null
+        versionCall?.cancel()
+        versionCall = null
+        mainHandler.removeCallbacksAndMessages(null)
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/mine/mvp/MinePresenter.kt
+++ b/app/src/main/java/com/juhabi/birds/mine/mvp/MinePresenter.kt
@@ -0,0 +1,53 @@
+package com.juhabi.birds.mine.mvp
+
+import com.juhabi.birds.base.BasePresenter
+import com.juhabi.birds.main.model.AppVersionInfo
+import com.juhabi.birds.mine.model.MineUserInfo
+
+class MinePresenter(private val mineImpl: MineImpl) : BasePresenter<MineContract.MineView>() {
+
+    fun getUserInfo() {
+        val currentView = view ?: return
+        currentView.showLoading()
+        mineImpl.getUserInfo(emptyMap(), object : MineContract.Callback<MineUserInfo> {
+                override fun success(data: MineUserInfo) {
+                    view?.apply {
+                        hideLoading()
+                        getUserInfoSuccess(data)
+                    }
+                }
+
+                override fun fail(message: String) {
+                    view?.apply {
+                        hideLoading()
+                        showError(message)
+                    }
+                }
+            }
+        )
+    }
+
+    fun checkVersion(currentVersion: String) {
+        val params = mapOf(
+            "currentVersion" to currentVersion,
+            "platform" to "android"
+        )
+        mineImpl.checkVersion(
+            params,
+            object : MineContract.Callback<AppVersionInfo> {
+                override fun success(data: AppVersionInfo) {
+                    view?.onVersionChecked(data)
+                }
+
+                override fun fail(message: String) {
+                    view?.showError(message)
+                }
+            }
+        )
+    }
+
+    override fun onDestroy() {
+        mineImpl.cancel()
+        super.onDestroy()
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/network/ApiClient.kt
+++ b/app/src/main/java/com/juhabi/birds/network/ApiClient.kt
@@ -0,0 +1,20 @@
+package com.juhabi.birds.network
+
+import com.juhabi.birds.AppConfig
+
+/**
+ * 全局网络入口。
+ */
+object ApiClient {
+    private val networkManager: NetworkManager by lazy {
+        NetworkManager.create(
+            NetworkConfig(
+                baseUrl = AppConfig.BASE_URL,
+                enableLogging = true
+            )
+        )
+    }
+
+    val apiService: ApiService
+        get() = networkManager.apiService
+}
--- a/app/src/main/java/com/juhabi/birds/network/ApiResult.kt
+++ b/app/src/main/java/com/juhabi/birds/network/ApiResult.kt
@@ -0,0 +1,14 @@
+package com.juhabi.birds.network
+
+sealed interface ApiResult<out T> {
+    data class Success<T>(val data: T) : ApiResult<T>
+    data class Failure(val error: Throwable) : ApiResult<Nothing>
+}
+
+suspend inline fun <T> safeApiCall(crossinline request: suspend () -> T): ApiResult<T> {
+    return try {
+        ApiResult.Success(request())
+    } catch (error: Exception) {
+        ApiResult.Failure(error)
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/network/ApiService.kt
+++ b/app/src/main/java/com/juhabi/birds/network/ApiService.kt
@@ -0,0 +1,27 @@
+package com.juhabi.birds.network
+
+import com.juhabi.birds.login.model.LoginUser
+import com.juhabi.birds.main.model.AppVersionInfo
+import com.juhabi.birds.mine.model.MineUserInfo
+import okhttp3.RequestBody
+import retrofit2.Call
+import retrofit2.http.Body
+import retrofit2.http.HeaderMap
+import retrofit2.http.GET
+import retrofit2.http.QueryMap
+import retrofit2.http.POST
+
+/**
+ * 项目统一接口定义。所有业务接口地址集中维护在这里。
+ */
+interface ApiService {
+    @POST("auth/login")
+    fun login(@HeaderMap headers: Map<String, String>, @Body requestBody: RequestBody): Call<BaseBean<LoginUser>>
+
+    @GET("app/v1/getUserInfo")
+    fun getMineUserInfo(@HeaderMap headers: Map<String, String>, @QueryMap params: Map<String, String>): Call<BaseBean<MineUserInfo>>
+
+
+    @GET("app/v1/checkVersion")
+    fun checkVersionCode(@HeaderMap headers: Map<String, String>, @QueryMap params: Map<String, String>): Call<BaseBean<AppVersionInfo>>
+}
--- a/app/src/main/java/com/juhabi/birds/network/BaseBean.kt
+++ b/app/src/main/java/com/juhabi/birds/network/BaseBean.kt
@@ -0,0 +1,25 @@
+package com.juhabi.birds.network
+
+import com.google.gson.Gson
+import java.io.Serializable
+
+data class BaseBean<T>(
+    val code: Int = -1,
+    val msg: String = "",
+    val data: T? = null,
+    val rows: T? = null,
+    val pages: Int = 0,
+    val total: Int = 0,
+    val size: Int = 0,
+    val currentPage: Int = 0
+) : Serializable {
+    val isSuccess: Boolean get() = code == SUCCESS_CODE
+    val message: String get() = msg
+    fun dataString(): String {
+        return data?.let { Gson().toJson(it) }.orEmpty()
+    }
+
+    companion object {
+        const val SUCCESS_CODE = 0
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/network/NetworkConfig.kt
+++ b/app/src/main/java/com/juhabi/birds/network/NetworkConfig.kt
@@ -0,0 +1,18 @@
+package com.juhabi.birds.network
+
+import okhttp3.Interceptor
+import java.util.concurrent.TimeUnit
+
+data class NetworkConfig(
+    val baseUrl: String,
+    val connectTimeout: Long = 30,
+    val readTimeout: Long = 30,
+    val writeTimeout: Long = 30,
+    val timeoutUnit: TimeUnit = TimeUnit.SECONDS,
+    val enableLogging: Boolean = false,
+    val interceptors: List<Interceptor> = emptyList()
+) {
+    init {
+        require(baseUrl.endsWith('/')) { "baseUrl must end with '/'" }
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/network/NetworkManager.kt
+++ b/app/src/main/java/com/juhabi/birds/network/NetworkManager.kt
@@ -0,0 +1,82 @@
+package com.juhabi.birds.network
+
+import com.juhabi.birds.AppConfig
+import com.google.gson.GsonBuilder
+import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.OkHttpClient
+import okhttp3.RequestBody
+import okhttp3.RequestBody.Companion.toRequestBody
+import okhttp3.logging.HttpLoggingInterceptor
+import org.json.JSONObject
+import retrofit2.Retrofit
+import retrofit2.converter.gson.GsonConverterFactory
+
+class NetworkManager private constructor(config: NetworkConfig) {
+    private val retrofit: Retrofit
+
+    val apiService: ApiService by lazy(LazyThreadSafetyMode.SYNCHRONIZED) {
+        retrofit.create(ApiService::class.java)
+    }
+
+    init {
+        val clientBuilder = OkHttpClient.Builder()
+            .connectTimeout(config.connectTimeout, config.timeoutUnit)
+            .readTimeout(config.readTimeout, config.timeoutUnit)
+            .writeTimeout(config.writeTimeout, config.timeoutUnit)
+            .retryOnConnectionFailure(true)
+
+        config.interceptors.forEach(clientBuilder::addInterceptor)
+        if (config.enableLogging) {
+            clientBuilder.addInterceptor(
+                HttpLoggingInterceptor().setLevel(HttpLoggingInterceptor.Level.BODY)
+            )
+        }
+
+        val gson = GsonBuilder().setDateFormat("yyyy-MM-dd HH:mm:ss").create()
+        retrofit = Retrofit.Builder()
+            .baseUrl(config.baseUrl)
+            .client(clientBuilder.build())
+            .addConverterFactory(GsonConverterFactory.create(gson))
+            .build()
+    }
+
+    fun <T : Any> create(service: Class<T>): T {
+        return retrofit.create(service)
+    }
+
+    inline fun <reified T : Any> create(): T {
+        return create(T::class.java)
+    }
+
+    companion object {
+        private val JSON = "application/json; charset=utf-8".toMediaType()
+        private val FORM_DATA = "multipart/form-data".toMediaType()
+
+        fun create(config: NetworkConfig): NetworkManager {
+            return NetworkManager(config)
+        }
+
+        /** 与 WaterProject 的 NetWorkManager.getToken() 保持一致，统一生成公共请求头。 */
+        fun getToken(): Map<String, String> {
+            return buildMap {
+                put("clientId", AppConfig.APP_CLIENT_ID)
+                put("content-language", AppConfig.CONTENT_LANGUAGE)
+                AppConfig.userToken.takeIf(String::isNotBlank)?.let { token ->
+                    put("Authorization", "Bearer $token")
+                }
+            }
+        }
+
+        fun toRequestBody(json: JSONObject): RequestBody {
+            return toRequestBody(json.toString())
+        }
+
+        fun toRequestBody(json: String): RequestBody {
+            return json.toRequestBody(JSON)
+        }
+
+        fun formBodies(values: Map<String, String?>): Map<String, RequestBody> {
+            return values.mapValues { (_, value) -> value.orEmpty().toRequestBody(FORM_DATA) }
+        }
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/network/TokenManager.kt
+++ b/app/src/main/java/com/juhabi/birds/network/TokenManager.kt
@@ -0,0 +1,25 @@
+package com.juhabi.birds.network
+
+import android.content.Context
+import com.juhabi.birds.AppConfig
+import com.juhabi.birds.util.SharedPreferencesUtil
+
+object TokenManager {
+    private const val KEY_USER_TOKEN = "user_token"
+
+    fun save(context: Context, token: String) {
+        SharedPreferencesUtil.putString(context, KEY_USER_TOKEN, token)
+        AppConfig.userToken = token
+    }
+
+    fun get(context: Context): String {
+        val token = SharedPreferencesUtil.getString(context, KEY_USER_TOKEN)
+        AppConfig.userToken = token
+        return token
+    }
+
+    fun clear(context: Context) {
+        SharedPreferencesUtil.remove(context, KEY_USER_TOKEN)
+        AppConfig.userToken = ""
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/user/model/UserEntity.kt
+++ b/app/src/main/java/com/juhabi/birds/user/model/UserEntity.kt
@@ -0,0 +1,15 @@
+package com.juhabi.birds.user.model
+
+/**
+ * 临时用户实体，用户接口确定后可根据实际业务替换或扩展字段。
+ */
+data class UserEntity(
+    val userId: String = "",
+    val userName: String = "",
+    val nickName: String = "",
+    val phoneNumber: String = "",
+    val email: String = "",
+    val avatar: String = "",
+    val sex: String = "",
+    val tenantId: String = ""
+)
--- a/app/src/main/java/com/juhabi/birds/util/LubanCompressUtil.kt
+++ b/app/src/main/java/com/juhabi/birds/util/LubanCompressUtil.kt
@@ -0,0 +1,65 @@
+package com.juhabi.birds.util
+
+import android.content.Context
+import java.io.File
+import java.util.Locale
+import top.zibin.luban.Luban
+import top.zibin.luban.OnCompressListener
+
+/** 使用 Luban 对图片文件进行异步压缩。 */
+object LubanCompressUtil {
+
+    private const val DEFAULT_IGNORE_SIZE_KB = 100
+
+    interface CompressCallback {
+        /** 图片压缩成功。 */
+        fun success(file: File)
+
+        /** 图片压缩失败。 */
+        fun fail(failMsg: String)
+    }
+
+    /** 兼容 WaterProject 中的单例调用方式。 */
+    fun getInstance(): LubanCompressUtil {
+        return this
+    }
+
+    /**
+     * 压缩指定图片。
+     *
+     * 小于 100KB 的图片保持原样，GIF 图片不参与压缩。
+     */
+    fun getCompressFile(
+        context: Context,
+        oldFile: File,
+        callback: CompressCallback?
+    ) {
+        if (!oldFile.exists() || !oldFile.isFile) {
+            callback?.fail("图片文件不存在")
+            return
+        }
+
+        Luban.with(context.applicationContext)
+            .load(oldFile)
+            .ignoreBy(DEFAULT_IGNORE_SIZE_KB)
+            .filter { path ->
+                path.isNotBlank() && !path.lowercase(Locale.ROOT).endsWith(".gif")
+            }
+            .setCompressListener(object : OnCompressListener {
+                /** 压缩开始。 */
+                override fun onStart() {
+                }
+
+                /** 返回压缩后的图片文件。 */
+                override fun onSuccess(file: File) {
+                    callback?.success(file)
+                }
+
+                /** 将压缩异常转换为业务错误消息。 */
+                override fun onError(error: Throwable) {
+                    callback?.fail(error.message ?: "图片压缩失败")
+                }
+            })
+            .launch()
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/util/SharedPreferencesUtil.kt
+++ b/app/src/main/java/com/juhabi/birds/util/SharedPreferencesUtil.kt
@@ -0,0 +1,112 @@
+package com.juhabi.birds.util
+
+import android.content.Context
+import android.content.SharedPreferences
+import com.google.gson.Gson
+import com.google.gson.JsonSyntaxException
+
+/**
+ * 使用 SharedPreferences 存储轻量级本地数据。
+ *
+ * 复杂对象会序列化为 JSON，仅适合存储用户信息等体积较小的数据。
+ */
+object SharedPreferencesUtil {
+    const val DEFAULT_PREFERENCES_NAME = "kot_mvp_user"
+
+    private val gson = Gson()
+
+    private fun preferences(
+        context: Context,
+        preferencesName: String
+    ): SharedPreferences = context.applicationContext.getSharedPreferences(
+        preferencesName,
+        Context.MODE_PRIVATE
+    )
+
+    fun putString(
+        context: Context,
+        key: String,
+        value: String,
+        preferencesName: String = DEFAULT_PREFERENCES_NAME
+    ) = preferences(context, preferencesName).edit().putString(key, value).apply()
+
+    fun getString(
+        context: Context,
+        key: String,
+        defaultValue: String = "",
+        preferencesName: String = DEFAULT_PREFERENCES_NAME
+    ): String = preferences(context, preferencesName).getString(key, defaultValue) ?: defaultValue
+
+    fun putInt(context: Context, key: String, value: Int, preferencesName: String = DEFAULT_PREFERENCES_NAME) =
+        preferences(context, preferencesName).edit().putInt(key, value).apply()
+
+    fun getInt(context: Context, key: String, defaultValue: Int = 0, preferencesName: String = DEFAULT_PREFERENCES_NAME) =
+        preferences(context, preferencesName).getInt(key, defaultValue)
+
+    fun putLong(context: Context, key: String, value: Long, preferencesName: String = DEFAULT_PREFERENCES_NAME) =
+        preferences(context, preferencesName).edit().putLong(key, value).apply()
+
+    fun getLong(context: Context, key: String, defaultValue: Long = 0L, preferencesName: String = DEFAULT_PREFERENCES_NAME) =
+        preferences(context, preferencesName).getLong(key, defaultValue)
+
+    fun putFloat(context: Context, key: String, value: Float, preferencesName: String = DEFAULT_PREFERENCES_NAME) =
+        preferences(context, preferencesName).edit().putFloat(key, value).apply()
+
+    fun getFloat(context: Context, key: String, defaultValue: Float = 0f, preferencesName: String = DEFAULT_PREFERENCES_NAME) =
+        preferences(context, preferencesName).getFloat(key, defaultValue)
+
+    fun putBoolean(context: Context, key: String, value: Boolean, preferencesName: String = DEFAULT_PREFERENCES_NAME) =
+        preferences(context, preferencesName).edit().putBoolean(key, value).apply()
+
+    fun getBoolean(context: Context, key: String, defaultValue: Boolean = false, preferencesName: String = DEFAULT_PREFERENCES_NAME) =
+        preferences(context, preferencesName).getBoolean(key, defaultValue)
+
+    fun putStringSet(
+        context: Context,
+        key: String,
+        value: Set<String>,
+        preferencesName: String = DEFAULT_PREFERENCES_NAME
+    ) = preferences(context, preferencesName).edit().putStringSet(key, value).apply()
+
+    fun getStringSet(
+        context: Context,
+        key: String,
+        defaultValue: Set<String> = emptySet(),
+        preferencesName: String = DEFAULT_PREFERENCES_NAME
+    ): Set<String> = preferences(context, preferencesName)
+        .getStringSet(key, defaultValue)
+        ?.toSet()
+        ?: defaultValue
+
+    fun putObject(
+        context: Context,
+        key: String,
+        value: Any,
+        preferencesName: String = DEFAULT_PREFERENCES_NAME
+    ) = putString(context, key, gson.toJson(value), preferencesName)
+
+    fun <T> getObject(
+        context: Context,
+        key: String,
+        clazz: Class<T>,
+        preferencesName: String = DEFAULT_PREFERENCES_NAME
+    ): T? {
+        val json = getString(context, key, preferencesName = preferencesName)
+        if (json.isBlank()) return null
+
+        return try {
+            gson.fromJson(json, clazz)
+        } catch (_: JsonSyntaxException) {
+            null
+        }
+    }
+
+    fun contains(context: Context, key: String, preferencesName: String = DEFAULT_PREFERENCES_NAME) =
+        preferences(context, preferencesName).contains(key)
+
+    fun remove(context: Context, key: String, preferencesName: String = DEFAULT_PREFERENCES_NAME) =
+        preferences(context, preferencesName).edit().remove(key).apply()
+
+    fun clear(context: Context, preferencesName: String = DEFAULT_PREFERENCES_NAME) =
+        preferences(context, preferencesName).edit().clear().apply()
+}
--- a/app/src/main/java/com/juhabi/birds/util/ToastUtil.kt
+++ b/app/src/main/java/com/juhabi/birds/util/ToastUtil.kt
@@ -0,0 +1,43 @@
+package com.juhabi.birds.util
+
+import android.content.Context
+import android.widget.Toast
+
+/** Toast 统一管理工具。 */
+object ToastUtil {
+
+    var isShow = true
+
+    private var toast: Toast? = null
+
+    fun showShort(context: Context, message: CharSequence) {
+        show(context, message, Toast.LENGTH_SHORT)
+    }
+
+    fun showShort(context: Context, message: Int) {
+        show(context, message.toString(), Toast.LENGTH_SHORT)
+    }
+
+    fun showLong(context: Context, message: CharSequence) {
+        show(context, message, Toast.LENGTH_LONG)
+    }
+
+    fun showLong(context: Context, message: Int) {
+        show(context, message.toString(), Toast.LENGTH_LONG)
+    }
+
+    fun show(context: Context, message: CharSequence, duration: Int) {
+        val currentToast = toast
+        if (currentToast == null) {
+            toast = Toast.makeText(context, message, duration)
+        } else {
+            currentToast.setText(message)
+            currentToast.duration = duration
+        }
+        toast?.show()
+    }
+
+    fun show(context: Context, message: Int, duration: Int) {
+        show(context, message.toString(), duration)
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/util/click/ClickUtil.kt
+++ b/app/src/main/java/com/juhabi/birds/util/click/ClickUtil.kt
@@ -0,0 +1,20 @@
+package com.juhabi.birds.util.click
+
+import android.graphics.Rect
+import android.view.TouchDelegate
+import android.view.View
+
+object ClickUtil {
+    /** 将 [view] 的触摸区域向四周分别扩大 [size] 像素。 */
+    @JvmStatic
+    fun addClickPart(view: View, size: Int) {
+        val parent = view.parent as? View ?: return
+        val expandSize = size.coerceAtLeast(0)
+        parent.post {
+            val delegateArea = Rect()
+            view.getHitRect(delegateArea)
+            delegateArea.inset(-expandSize, -expandSize)
+            parent.touchDelegate = TouchDelegate(delegateArea, view)
+        }
+    }
+}
--- a/app/src/main/java/com/juhabi/birds/util/data/IDCardValidate.kt
+++ b/app/src/main/java/com/juhabi/birds/util/data/IDCardValidate.kt
@@ -0,0 +1,81 @@
+package com.juhabi.birds.util.data
+
+import java.time.DateTimeException
+import java.time.LocalDate
+import java.time.format.DateTimeFormatter
+import java.time.format.ResolverStyle
+
+/** 校验中国大陆地区的 15 位和 18 位居民身份证号码。 */
+object IDCardValidate {
+    private val weights = intArrayOf(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2)
+    private val verifyCodes = charArrayOf('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2')
+    private val areaCodes = setOf(
+        "11", "12", "13", "14", "15",
+        "21", "22", "23",
+        "31", "32", "33", "34", "35", "36", "37",
+        "41", "42", "43", "44", "45", "46",
+        "50", "51", "52", "53", "54",
+        "61", "62", "63", "64", "65",
+        "71", "81", "82", "91"
+    )
+    private val birthDateFormatter = DateTimeFormatter
+        .ofPattern("uuuuMMdd")
+        .withResolverStyle(ResolverStyle.STRICT)
+    private val earliestBirthDate = LocalDate.of(1900, 1, 1)
+
+    @JvmStatic
+    fun validate_effective(idcardNumber: String?): Boolean = validateEffective(idcardNumber)
+
+    /**
+     * 为兼容 Water 项目而保留，第二个参数不会影响校验结果。
+     */
+    @JvmStatic
+    @Suppress("UNUSED_PARAMETER")
+    fun validate_effective(idcardNumber: String?, isreturn_AutoCard: Boolean): Boolean =
+        validateEffective(idcardNumber)
+
+    @JvmStatic
+    fun validateEffective(idCardNumber: String?): Boolean {
+        val source = idCardNumber?.trim()?.uppercase() ?: return false
+        val cardNumber = when (source.length) {
+            OLD_CARD_NUMBER_LENGTH -> convertToNewCardNumber(source) ?: return false
+            NEW_CARD_NUMBER_LENGTH -> source
+            else -> return false
+        }
+
+        if (!cardNumber.take(17).all(Char::isDigit)) return false
+        if (cardNumber.last() != 'X' && !cardNumber.last().isDigit()) return false
+        if (cardNumber.substring(0, 2) !in areaCodes) return false
+        if (!hasValidBirthDate(cardNumber.substring(6, 14))) return false
+        return cardNumber.last() == calculateVerifyCode(cardNumber)
+    }
+
+    private fun convertToNewCardNumber(oldCardNumber: String): String? {
+        if (!oldCardNumber.all(Char::isDigit)) return null
+        val firstSeventeen = buildString(17) {
+            append(oldCardNumber, 0, 6)
+            append("19")
+            append(oldCardNumber, 6, oldCardNumber.length)
+        }
+        return firstSeventeen + calculateVerifyCode(firstSeventeen)
+    }
+
+    private fun hasValidBirthDate(value: String): Boolean {
+        val birthDate = try {
+            LocalDate.parse(value, birthDateFormatter)
+        } catch (_: DateTimeException) {
+            return false
+        }
+        return birthDate.isAfter(earliestBirthDate) && birthDate.isBefore(LocalDate.now())
+    }
+
+    private fun calculateVerifyCode(cardNumber: CharSequence): Char {
+        val sum = weights.indices.sumOf { index ->
+            (cardNumber[index] - '0') * weights[index]
+        }
+        return verifyCodes[sum % 11]
+    }
+
+    private const val NEW_CARD_NUMBER_LENGTH = 18
+    private const val OLD_CARD_NUMBER_LENGTH = 15
+}
--- a/app/src/main/java/com/juhabi/birds/util/data/PhonePatternUtil.kt
+++ b/app/src/main/java/com/juhabi/birds/util/data/PhonePatternUtil.kt
@@ -0,0 +1,13 @@
+package com.juhabi.birds.util.data
+
+object PhonePatternUtil {
+    private val phonePattern = Regex("^1[3-9]\\d{9}$")
+
+    @JvmStatic
+    fun phoneReg(phoneNumber: String?): Boolean = isValidPhoneNumber(phoneNumber)
+
+    /** 校验中国大陆地区的 11 位手机号码。 */
+    @JvmStatic
+    fun isValidPhoneNumber(phoneNumber: String?): Boolean =
+        phoneNumber != null && phonePattern.matches(phoneNumber)
+}
--- a/app/src/main/java/com/juhabi/birds/util/file/PreviewFileUtil.kt
+++ b/app/src/main/java/com/juhabi/birds/util/file/PreviewFileUtil.kt
@@ -0,0 +1,67 @@
+package com.juhabi.birds.util.file
+
+import android.app.Activity
+import android.content.ActivityNotFoundException
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import android.webkit.MimeTypeMap
+import androidx.core.content.FileProvider
+import java.io.File
+
+object PreviewFileUtil {
+    @JvmStatic
+    fun previewFiles(context: Context, suffix: String?, fileUrl: String?): Boolean {
+        if (fileUrl.isNullOrBlank()) return false
+        val uri = when {
+            fileUrl.startsWith("content://", ignoreCase = true) -> Uri.parse(fileUrl)
+            fileUrl.startsWith("http://", ignoreCase = true) ||
+                fileUrl.startsWith("https://", ignoreCase = true) -> Uri.parse(fileUrl)
+            else -> fileToContentUri(context, File(fileUrl)) ?: return false
+        }
+        return preview(context, uri, resolveMimeType(suffix, uri))
+    }
+
+    @JvmStatic
+    fun preview(context: Context, uri: Uri, mimeType: String? = null): Boolean {
+        val resolvedMimeType = mimeType
+            ?.takeIf { it.isNotBlank() }
+            ?: context.contentResolver.getType(uri)
+            ?: resolveMimeType(null, uri)
+        val intent = Intent(Intent.ACTION_VIEW)
+            .setDataAndType(uri, resolvedMimeType)
+            .addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
+        if (context !is Activity) intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+
+        return try {
+            context.startActivity(Intent.createChooser(intent, null).apply {
+                if (context !is Activity) addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+            })
+            true
+        } catch (_: ActivityNotFoundException) {
+            false
+        }
+    }
+
+    private fun fileToContentUri(context: Context, file: File): Uri? {
+        if (!file.exists() || !file.isFile) return null
+        return try {
+            FileProvider.getUriForFile(context, "${context.packageName}.fileprovider", file)
+        } catch (_: IllegalArgumentException) {
+            null
+        }
+    }
+
+    private fun resolveMimeType(suffix: String?, uri: Uri): String {
+        val extension = suffix
+            ?.substringAfterLast('.')
+            ?.trim()
+            ?.lowercase()
+            ?.takeIf { it.isNotBlank() }
+            ?: MimeTypeMap.getFileExtensionFromUrl(uri.toString()).lowercase()
+        return MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension)
+            ?: DEFAULT_MIME_TYPE
+    }
+
+    private const val DEFAULT_MIME_TYPE = "*/*"
+}
--- a/app/src/main/java/com/juhabi/birds/util/manager/ActivityManager.kt
+++ b/app/src/main/java/com/juhabi/birds/util/manager/ActivityManager.kt
@@ -0,0 +1,60 @@
+package com.juhabi.birds.util.manager
+
+import android.app.Activity
+import java.util.Collections
+import java.util.LinkedHashMap
+
+object ActivityManager {
+    private val activities = Collections.synchronizedMap(LinkedHashMap<String, Activity>())
+
+    /** 返回 Activity 集合的快照，防止调用方直接修改内部集合。 */
+    @JvmStatic
+    fun getActivitys(): Map<String, Activity> = synchronized(activities) {
+        LinkedHashMap(activities)
+    }
+
+    @JvmStatic
+    fun getActivity(key: String): Activity? = activities[key]
+
+    @JvmStatic
+    fun addActivity(value: Activity, key: String) {
+        activities[key] = value
+    }
+
+    @JvmStatic
+    fun removeActivity(key: String) {
+        activities.remove(key)
+    }
+
+    @JvmStatic
+    fun removeAllActivity() {
+        finishAndRemove { _, _ -> true }
+    }
+
+    @JvmStatic
+    fun removeAllActivityExceptMain() {
+        finishAndRemove { key, activity ->
+            !key.contains(MAIN_ACTIVITY_NAME) && activity.javaClass.simpleName != MAIN_ACTIVITY_NAME
+        }
+    }
+
+    @JvmStatic
+    fun removeActivityByTag(tag: String) {
+        if (tag.isBlank()) return
+        finishAndRemove { key, _ -> key.contains(tag) }
+    }
+
+    private fun finishAndRemove(predicate: (String, Activity) -> Boolean) {
+        val targets = synchronized(activities) {
+            activities.filter { (key, activity) -> predicate(key, activity) }
+        }
+        targets.forEach { (key, activity) ->
+            if (!activity.isFinishing && !activity.isDestroyed) {
+                activity.runOnUiThread { activity.finish() }
+            }
+            activities.remove(key, activity)
+        }
+    }
+
+    private const val MAIN_ACTIVITY_NAME = "MainActivity"
+}
--- a/app/src/main/java/com/juhabi/birds/util/manager/UserInfoManager.kt
+++ b/app/src/main/java/com/juhabi/birds/util/manager/UserInfoManager.kt
@@ -0,0 +1,85 @@
+package com.juhabi.birds.util.manager
+
+import android.content.Context
+import com.juhabi.birds.MyApplication
+import com.juhabi.birds.network.TokenManager
+import com.juhabi.birds.user.model.UserEntity
+import com.juhabi.birds.util.SharedPreferencesUtil
+
+/** 管理当前用户的内存缓存和轻量级本地持久化数据。 */
+object UserInfoManager {
+    @Volatile
+    private var cachedUser: UserEntity? = null
+
+    @JvmStatic
+    fun getInstance(): UserInfoManager = this
+
+    /** 应用启动时恢复本地保存的 token 和用户信息。 */
+    @JvmStatic
+    fun initialize(context: Context) {
+        TokenManager.get(context)
+        cachedUser = SharedPreferencesUtil.getObject(
+            context,
+            KEY_USER_INFO,
+            UserEntity::class.java
+        )
+    }
+
+    @JvmStatic
+    fun getUserInfo(): UserEntity? = getUserInfo(MyApplication.appContext)
+
+    @JvmStatic
+    fun getUserInfo(context: Context): UserEntity? {
+        cachedUser?.let { return it }
+        return SharedPreferencesUtil.getObject(
+            context,
+            KEY_USER_INFO,
+            UserEntity::class.java
+        )?.also { cachedUser = it }
+    }
+
+    @JvmStatic
+    fun setUserInfo(userInfo: UserEntity) {
+        setUserInfo(MyApplication.appContext, userInfo)
+    }
+
+    @JvmStatic
+    fun setUserInfo(context: Context, userInfo: UserEntity) {
+        cachedUser = userInfo
+        SharedPreferencesUtil.putObject(context, KEY_USER_INFO, userInfo)
+    }
+
+    /** 登录成功后统一保存用户信息和 token。 */
+    @JvmStatic
+    fun saveLogin(userInfo: UserEntity, token: String) {
+        saveLogin(MyApplication.appContext, userInfo, token)
+    }
+
+    @JvmStatic
+    fun saveLogin(context: Context, userInfo: UserEntity, token: String) {
+        setUserInfo(context, userInfo)
+        TokenManager.save(context, token)
+        SharedPreferencesUtil.putBoolean(context, KEY_USER_LOGIN, token.isNotBlank())
+    }
+
+    @JvmStatic
+    fun isLoggedIn(): Boolean = isLoggedIn(MyApplication.appContext)
+
+    @JvmStatic
+    fun isLoggedIn(context: Context): Boolean {
+        val hasToken = TokenManager.get(context).isNotBlank()
+        return hasToken && SharedPreferencesUtil.getBoolean(context, KEY_USER_LOGIN, hasToken)
+    }
+
+    /** 仅清除账号相关数据，不影响应用中的其他本地配置。 */
+    @JvmStatic
+    fun clearUser(context: Context) {
+        cachedUser = null
+        TokenManager.clear(context)
+        SharedPreferencesUtil.remove(context, KEY_USER_INFO)
+        SharedPreferencesUtil.remove(context, KEY_USER_LOGIN)
+    }
+
+    private const val KEY_USER_INFO = "user_info"
+    private const val KEY_USER_LOGIN = "user_login"
+}
--- a/app/src/main/java/com/juhabi/birds/utils/AppUpdateManager.kt
+++ b/app/src/main/java/com/juhabi/birds/utils/AppUpdateManager.kt
@@ -0,0 +1,250 @@
+package com.juhabi.birds.utils
+
+import android.Manifest
+import android.app.Activity
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.content.Intent
+import android.content.pm.PackageManager
+import android.os.Build
+import android.os.Environment
+import androidx.appcompat.app.AlertDialog
+import androidx.core.app.NotificationCompat
+import androidx.core.content.FileProvider
+import com.juhabi.birds.main.model.AppVersionInfo
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import java.io.File
+import java.io.FileOutputStream
+import java.io.InputStream
+import java.util.concurrent.Executors
+
+class AppUpdateManager(
+    private val activity: Activity,
+    private val messageCallback: (String) -> Unit
+) {
+    private var pendingDownloadUrl: String? = null
+
+    fun checkAndUpdate(
+        currentVersion: String,
+        versionInfo: AppVersionInfo
+    ) {
+        val latestVersion = versionInfo.latestVersion.ifBlank {
+            versionInfo.versionName
+        }
+        if (!isNewerVersion(currentVersion, latestVersion)) {
+            messageCallback("当前已是最新版本")
+            return
+        }
+        showUpdateDialog(latestVersion, versionInfo)
+    }
+
+    fun onRequestPermissionsResult(
+        requestCode: Int,
+        grantResults: IntArray
+    ): Boolean {
+        if (requestCode != REQUEST_NOTIFICATIONS) return false
+
+        val downloadUrl = pendingDownloadUrl
+        pendingDownloadUrl = null
+        val permissionGranted = grantResults.firstOrNull() ==
+            PackageManager.PERMISSION_GRANTED
+        if (permissionGranted && !downloadUrl.isNullOrBlank()) {
+            downloadApk(downloadUrl)
+        } else {
+            messageCallback("需要通知权限才能显示下载进度")
+        }
+        return true
+    }
+
+    private fun showUpdateDialog(
+        latestVersion: String,
+        versionInfo: AppVersionInfo
+    ) {
+        AlertDialog.Builder(activity)
+            .setTitle("发现新版本 $latestVersion")
+            .setMessage(
+                versionInfo.releaseNotes.ifBlank {
+                    "是否立即下载更新？"
+                }
+            )
+            .setNegativeButton("取消", null)
+            .setPositiveButton("下载") { _, _ ->
+                downloadApk(versionInfo.downloadUrl)
+            }
+            .setCancelable(!versionInfo.forceUpdate)
+            .show()
+    }
+
+    private fun isNewerVersion(
+        currentVersion: String,
+        latestVersion: String
+    ): Boolean {
+        val currentParts = parseVersion(currentVersion)
+        val latestParts = parseVersion(latestVersion)
+        val partCount = maxOf(currentParts.size, latestParts.size)
+
+        for (index in 0 until partCount) {
+            val currentPart = currentParts.getOrElse(index) { 0 }
+            val latestPart = latestParts.getOrElse(index) { 0 }
+            if (currentPart != latestPart) {
+                return latestPart > currentPart
+            }
+        }
+        return false
+    }
+
+    private fun parseVersion(version: String): List<Int> {
+        return version
+            .split('.', '-', '_')
+            .map { part -> part.toIntOrNull() ?: 0 }
+    }
+
+    private fun downloadApk(url: String) {
+        if (url.isBlank()) {
+            messageCallback("下载地址为空")
+            return
+        }
+        if (!hasNotificationPermission()) {
+            pendingDownloadUrl = url
+            activity.requestPermissions(
+                arrayOf(Manifest.permission.POST_NOTIFICATIONS),
+                REQUEST_NOTIFICATIONS
+            )
+            return
+        }
+
+        val notificationManager = activity.getSystemService(
+            NotificationManager::class.java
+        )
+        createDownloadChannel(notificationManager)
+        Executors.newSingleThreadExecutor().execute {
+            runCatching {
+                downloadFile(url, notificationManager)
+            }.onSuccess { apkFile ->
+                activity.runOnUiThread {
+                    showDownloadComplete(notificationManager)
+                    installApk(apkFile)
+                }
+            }.onFailure { error ->
+                activity.runOnUiThread {
+                    messageCallback("下载失败：${error.message}")
+                }
+            }
+        }
+    }
+
+    private fun hasNotificationPermission(): Boolean {
+        return Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU ||
+            activity.checkSelfPermission(
+                Manifest.permission.POST_NOTIFICATIONS
+            ) == PackageManager.PERMISSION_GRANTED
+    }
+
+    private fun createDownloadChannel(manager: NotificationManager) {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return
+
+        manager.createNotificationChannel(
+            NotificationChannel(
+                DOWNLOAD_CHANNEL_ID,
+                "应用更新",
+                NotificationManager.IMPORTANCE_LOW
+            )
+        )
+    }
+
+    private fun downloadFile(
+        url: String,
+        notificationManager: NotificationManager
+    ): File {
+        val response = OkHttpClient().newCall(
+            Request.Builder().url(url).build()
+        ).execute()
+        if (!response.isSuccessful) error("HTTP ${response.code}")
+
+        val body = response.body ?: error("下载响应为空")
+        val apkFile = File(
+            activity.getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS),
+            UPDATE_APK_NAME
+        )
+        body.byteStream().use { input ->
+            FileOutputStream(apkFile).use { output ->
+                copyDownload(
+                    input,
+                    output,
+                    body.contentLength(),
+                    notificationManager
+                )
+            }
+        }
+        return apkFile
+    }
+
+    private fun copyDownload(
+        input: InputStream,
+        output: FileOutputStream,
+        totalBytes: Long,
+        notificationManager: NotificationManager
+    ) {
+        val buffer = ByteArray(DOWNLOAD_BUFFER_SIZE)
+        var downloadedBytes = 0L
+        var readCount: Int
+
+        while (input.read(buffer).also { readCount = it } != -1) {
+            output.write(buffer, 0, readCount)
+            downloadedBytes += readCount
+            if (totalBytes > 0) {
+                val progress = (downloadedBytes * 100 / totalBytes).toInt()
+                showDownloadProgress(notificationManager, progress)
+            }
+        }
+    }
+
+    private fun showDownloadProgress(
+        manager: NotificationManager,
+        progress: Int
+    ) {
+        val notification = NotificationCompat.Builder(
+            activity,
+            DOWNLOAD_CHANNEL_ID
+        )
+            .setSmallIcon(android.R.drawable.stat_sys_download)
+            .setContentTitle("正在下载更新")
+            .setOnlyAlertOnce(true)
+            .setProgress(100, progress, false)
+            .build()
+        manager.notify(DOWNLOAD_NOTIFICATION_ID, notification)
+    }
+
+    private fun showDownloadComplete(manager: NotificationManager) {
+        val notification = NotificationCompat.Builder(
+            activity,
+            DOWNLOAD_CHANNEL_ID
+        )
+            .setSmallIcon(android.R.drawable.stat_sys_download_done)
+            .setContentTitle("下载完成")
+            .build()
+        manager.notify(DOWNLOAD_NOTIFICATION_ID, notification)
+    }
+
+    private fun installApk(file: File) {
+        val uri = FileProvider.getUriForFile(
+            activity,
+            "${activity.packageName}.fileprovider",
+            file
+        )
+        val installIntent = Intent(Intent.ACTION_VIEW)
+            .setDataAndType(uri, APK_MIME_TYPE)
+            .addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
+        activity.startActivity(installIntent)
+    }
+
+    private companion object {
+        const val REQUEST_NOTIFICATIONS = 1003
+        const val DOWNLOAD_NOTIFICATION_ID = 10086
+        const val DOWNLOAD_CHANNEL_ID = "app_update"
+        const val DOWNLOAD_BUFFER_SIZE = 8 * 1024
+        const val UPDATE_APK_NAME = "kot-update.apk"
+        const val APK_MIME_TYPE = "application/vnd.android.package-archive"
+    }
+}
--- a/app/src/main/res/color/bottom_nav_item_color.xml
+++ b/app/src/main/res/color/bottom_nav_item_color.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="@color/bottom_nav_selected" android:state_checked="true" />
+    <item android:color="@color/bottom_nav_unselected" />
+</selector>
--- a/app/src/main/res/drawable/bg_constraint_avatar.xml
+++ b/app/src/main/res/drawable/bg_constraint_avatar.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="oval">
+    <solid android:color="#00A884" />
+</shape>
--- a/app/src/main/res/drawable/bg_constraint_progress.xml
+++ b/app/src/main/res/drawable/bg_constraint_progress.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape><corners android:radius="3dp" /><solid android:color="#E4E7EC" /></shape>
+    </item>
+    <item android:gravity="start" android:width="180dp">
+        <shape><corners android:radius="3dp" /><solid android:color="#00A884" /></shape>
+    </item>
+</layer-list>
--- a/app/src/main/res/drawable/bg_constraint_tag.xml
+++ b/app/src/main/res/drawable/bg_constraint_tag.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <corners android:radius="4dp" />
+    <solid android:color="#E7F7F2" />
+</shape>
--- a/app/src/main/res/drawable/dialog_input_bg.xml
+++ b/app/src/main/res/drawable/dialog_input_bg.xml
@@ -0,0 +1,5 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="#FFFFFFFF" />
+    <stroke android:width="1dp" android:color="#FFD0D5DD" />
+    <corners android:radius="6dp" />
+</shape>
--- a/app/src/main/res/drawable/dialog_round_efefef_bg.xml
+++ b/app/src/main/res/drawable/dialog_round_efefef_bg.xml
@@ -0,0 +1,4 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="#FFEFEFEF" />
+    <corners android:radius="14dp" />
+</shape>
--- a/app/src/main/res/drawable/ic_launcher_background.xml
+++ b/app/src/main/res/drawable/ic_launcher_background.xml
@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#3DDC84"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>
--- a/app/src/main/res/drawable/ic_launcher_foreground.xml
+++ b/app/src/main/res/drawable/ic_launcher_foreground.xml
@@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="85.84757"
+                android:endY="92.4963"
+                android:startX="42.9492"
+                android:startY="49.59793"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>
--- a/app/src/main/res/drawable/ic_nav_history.xml
+++ b/app/src/main/res/drawable/ic_nav_history.xml
@@ -0,0 +1,3 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android" android:width="24dp" android:height="24dp" android:viewportWidth="24" android:viewportHeight="24">
+    <path android:fillColor="#FF000000" android:pathData="M12,4a8,8 0,1 1,-7.75 6H2l3,-3 3,3H6.3A6,6 0,1 0,12 6zM11,7h2v5l3,2 -1,1 -4,-2.5z" />
+</vector>
--- a/app/src/main/res/drawable/ic_nav_home.xml
+++ b/app/src/main/res/drawable/ic_nav_home.xml
@@ -0,0 +1,3 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android" android:width="24dp" android:height="24dp" android:viewportWidth="24" android:viewportHeight="24">
+    <path android:fillColor="#FF000000" android:pathData="M3,10.5L12,3l9,7.5V21a1,1 0,0 1,-1 1H4a1,1 0,0 1,-1 -1zM9,22v-7h6v7" />
+</vector>
--- a/app/src/main/res/drawable/ic_nav_mine.xml
+++ b/app/src/main/res/drawable/ic_nav_mine.xml
@@ -0,0 +1,3 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android" android:width="24dp" android:height="24dp" android:viewportWidth="24" android:viewportHeight="24">
+    <path android:fillColor="#FF000000" android:pathData="M12,12a4,4 0,1 0,0 -8a4,4 0,0 0,0 8zM4,21a8,8 0,0 1,16 0z" />
+</vector>
--- a/app/src/main/res/drawable/ic_nav_plan.xml
+++ b/app/src/main/res/drawable/ic_nav_plan.xml
@@ -0,0 +1,3 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android" android:width="24dp" android:height="24dp" android:viewportWidth="24" android:viewportHeight="24">
+    <path android:fillColor="#FF000000" android:pathData="M7,2h2v3h6V2h2v3h2a2,2 0,0 1,2 2v14a2,2 0,0 1,-2 2H5a2,2 0,0 1,-2 -2V7a2,2 0,0 1,2 -2h2zM5,9v12h14V9zM7,12h3v3H7zM12,12h3v3h-3zM7,17h3v2H7zM12,17h3v2h-3z" />
+</vector>
--- a/app/src/main/res/drawable/img_back_black.png
+++ b/app/src/main/res/drawable/img_back_black.png
--- a/app/src/main/res/drawable/img_top.png
+++ b/app/src/main/res/drawable/img_top.png
--- a/app/src/main/res/drawable/loading_dialog_bg.xml
+++ b/app/src/main/res/drawable/loading_dialog_bg.xml
@@ -0,0 +1,4 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="#F2F2F2" />
+    <corners android:radius="8dp" />
+</shape>
--- a/app/src/main/res/drawable/permission_dialog_cancel_bg.xml
+++ b/app/src/main/res/drawable/permission_dialog_cancel_bg.xml
@@ -0,0 +1,4 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="#FFD9DDE3" />
+    <corners android:radius="8dp" />
+</shape>
--- a/app/src/main/res/drawable/permission_dialog_confirm_bg.xml
+++ b/app/src/main/res/drawable/permission_dialog_confirm_bg.xml
@@ -0,0 +1,4 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="#FF1A72FF" />
+    <corners android:radius="8dp" />
+</shape>
--- a/app/src/main/res/drawable/recycler_item_bg.xml
+++ b/app/src/main/res/drawable/recycler_item_bg.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="@color/white" />
+    <stroke android:width="1dp" android:color="#E4E7EC" />
+    <corners android:radius="6dp" />
+</shape>
--- a/app/src/main/res/layout/activity_constraint_layout_demo.xml
+++ b/app/src/main/res/layout/activity_constraint_layout_demo.xml
@@ -0,0 +1,357 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#F5F7FA">
+
+    <!-- ConstraintLayout 不依赖摆放顺序，每个 View 都通过约束描述自己与其他 View 的关系。 -->
+    <ImageView
+        android:id="@+id/backButton"
+        android:layout_width="48dp"
+        android:layout_height="48dp"
+        android:background="?attr/selectableItemBackgroundBorderless"
+        android:contentDescription="返回"
+        android:padding="14dp"
+        android:src="@drawable/img_back_black"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/pageTitle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="ConstraintLayout"
+        android:textColor="#18212F"
+        android:textSize="18sp"
+        android:textStyle="bold"
+        app:layout_constraintBottom_toBottomOf="@id/backButton"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="@id/backButton" />
+
+    <androidx.core.widget.NestedScrollView
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:clipToPadding="false"
+        android:fillViewport="true"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/backButton">
+
+        <androidx.constraintlayout.widget.ConstraintLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:padding="10dp">
+
+            <!-- Guideline 是不可见的辅助线。这里固定在父布局宽度的 38%，比计算屏幕像素更适配。 -->
+            <androidx.constraintlayout.widget.Guideline
+                android:id="@+id/contentGuideline"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:orientation="vertical"
+                app:layout_constraintGuide_percent="0.38" />
+
+            <TextView
+                android:id="@+id/introText"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:text="下面用一个项目概览页演示常用约束。可以结合 XML 注释观察效果。"
+                android:textColor="#667085"
+                android:textSize="14sp"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent" />
+
+            <com.google.android.material.card.MaterialCardView
+                android:id="@+id/profileCard"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="16dp"
+                app:cardCornerRadius="8dp"
+                app:cardElevation="5dp"
+                android:layout_marginHorizontal="5dp"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/introText"
+                app:strokeColor="#E4E7EC"
+                app:strokeWidth="1dp">
+
+                <androidx.constraintlayout.widget.ConstraintLayout
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:padding="16dp">
+
+                    <TextView
+                        android:id="@+id/avatarText"
+                        android:layout_width="56dp"
+                        android:layout_height="56dp"
+                        android:background="@drawable/bg_constraint_avatar"
+                        android:gravity="center"
+                        android:text="CL"
+                        android:textColor="#FFFFFF"
+                        android:textSize="18sp"
+                        android:textStyle="bold"
+                        app:layout_constraintStart_toStartOf="parent"
+                        app:layout_constraintTop_toTopOf="parent" />
+
+                    <TextView
+                        android:id="@+id/nameText"
+                        android:layout_width="0dp"
+                        android:layout_height="wrap_content"
+                        android:layout_marginStart="14dp"
+                        android:text="智能灌溉升级项目"
+                        android:textColor="#18212F"
+                        android:textSize="17sp"
+                        android:textStyle="bold"
+                        app:layout_constraintEnd_toStartOf="@id/statusText"
+                        app:layout_constraintStart_toEndOf="@id/avatarText"
+                        app:layout_constraintTop_toTopOf="@id/avatarText" />
+
+                    <TextView
+                        android:id="@+id/statusText"
+                        android:layout_width="wrap_content"
+                        android:layout_height="26dp"
+                        android:background="@drawable/bg_constraint_tag"
+                        android:gravity="center"
+                        android:paddingHorizontal="8dp"
+                        android:text="进行中"
+                        android:textColor="#00866A"
+                        android:textSize="12sp"
+                        app:layout_constraintBaseline_toBaselineOf="@id/nameText"
+                        app:layout_constraintEnd_toEndOf="parent" />
+
+                    <!-- baseline 约束让字号不同的文本共享文字基线，这是 RelativeLayout 不易表达的。 -->
+                    <TextView
+                        android:id="@+id/ownerText"
+                        android:layout_width="0dp"
+                        android:layout_height="wrap_content"
+                        android:layout_marginStart="14dp"
+                        android:layout_marginTop="8dp"
+                        android:text="负责人：Android 学习者"
+                        android:textColor="#667085"
+                        android:textSize="13sp"
+                        app:layout_constraintEnd_toEndOf="parent"
+                        app:layout_constraintStart_toEndOf="@id/avatarText"
+                        app:layout_constraintTop_toBottomOf="@id/nameText" />
+
+                    <!-- 0dp 表示 MATCH_CONSTRAINT：宽度由 start/end 两端约束共同决定，不是没有宽度。 -->
+                    <View
+                        android:id="@+id/progressView"
+                        android:layout_width="0dp"
+                        android:layout_height="6dp"
+                        android:layout_marginTop="18dp"
+                        android:background="@drawable/bg_constraint_progress"
+                        app:layout_constraintEnd_toEndOf="parent"
+                        app:layout_constraintStart_toStartOf="parent"
+                        app:layout_constraintTop_toBottomOf="@id/avatarText" />
+
+                    <TextView
+                        android:id="@+id/progressLabel"
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:layout_marginTop="8dp"
+                        android:text="完成进度"
+                        android:textColor="#667085"
+                        android:textSize="12sp"
+                        app:layout_constraintStart_toStartOf="parent"
+                        app:layout_constraintTop_toBottomOf="@id/progressView" />
+
+                    <TextView
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:text="72%"
+                        android:textColor="#00866A"
+                        android:textSize="12sp"
+                        android:textStyle="bold"
+                        app:layout_constraintBaseline_toBaselineOf="@id/progressLabel"
+                        app:layout_constraintEnd_toEndOf="parent" />
+                </androidx.constraintlayout.widget.ConstraintLayout>
+            </com.google.android.material.card.MaterialCardView>
+
+            <TextView
+                android:id="@+id/detailTitle"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="24dp"
+                android:text="项目详情"
+                android:textColor="#18212F"
+                android:textSize="18sp"
+                android:textStyle="bold"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/profileCard" />
+
+            <TextView
+                android:id="@+id/toggleDetailsButton"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="隐藏详情"
+                android:textColor="#00866A"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintTop_toTopOf="@+id/detailTitle"/>
+
+            <TextView
+                android:id="@+id/labelStart"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="18dp"
+                android:text="开始时间"
+                android:textColor="#667085"
+                android:textSize="14sp"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/detailTitle" />
+
+            <TextView
+                android:id="@+id/labelOwner"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="14dp"
+                android:text="责任部门很长"
+                android:textColor="#667085"
+                android:textSize="14sp"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/labelStart" />
+
+            <!-- Barrier 会取多个参照 View 的最远边界；标签文字变化时，右侧值仍自动对齐且不重叠。 -->
+            <androidx.constraintlayout.widget.Barrier
+                android:id="@+id/labelBarrier"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                app:barrierDirection="end"
+                app:constraint_referenced_ids="labelStart,labelOwner" />
+
+            <TextView
+                android:id="@+id/valueStart"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="20dp"
+                android:text="2026-07-27"
+                android:textColor="#344054"
+                android:textSize="14sp"
+                app:layout_constraintBaseline_toBaselineOf="@id/labelStart"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toEndOf="@id/labelBarrier" />
+
+            <TextView
+                android:id="@+id/valueOwner"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="20dp"
+                android:text="移动研发组"
+                android:textColor="#344054"
+                android:textSize="14sp"
+                app:layout_constraintBaseline_toBaselineOf="@id/labelOwner"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toEndOf="@id/labelBarrier" />
+
+            <!-- Group 自身不绘制内容，可一次控制一组散落 View 的 visibility。 -->
+            <androidx.constraintlayout.widget.Group
+                android:id="@+id/detailGroup"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                app:constraint_referenced_ids="labelStart,labelOwner,valueStart,valueOwner" />
+
+            <TextView
+                android:id="@+id/statsTitle"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="26dp"
+                android:text="本周数据"
+                android:textColor="#18212F"
+                android:textSize="18sp"
+                android:textStyle="bold"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/labelOwner" />
+
+            <!-- 三个 View 首尾互相约束形成水平 Chain。spread 模式自动均分剩余空间，免去 LinearLayout + weight。 -->
+            <TextView
+                android:id="@+id/statOne"
+                android:layout_width="0dp"
+                android:layout_height="72dp"
+                android:layout_marginTop="14dp"
+                android:background="#FFFFFF"
+                android:gravity="center"
+                android:text="12\n任务"
+                android:textColor="#344054"
+                android:textSize="14sp"
+                app:layout_constraintEnd_toStartOf="@id/statTwo"
+                app:layout_constraintHorizontal_chainStyle="spread"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/statsTitle" />
+
+            <TextView
+                android:id="@+id/statTwo"
+                android:layout_width="0dp"
+                android:layout_height="72dp"
+                android:layout_marginStart="8dp"
+                android:background="#FFFFFF"
+                android:gravity="center"
+                android:text="9\n完成"
+                android:textColor="#344054"
+                android:textSize="14sp"
+                app:layout_constraintEnd_toStartOf="@id/statThree"
+                app:layout_constraintStart_toEndOf="@id/statOne"
+                app:layout_constraintTop_toTopOf="@id/statOne" />
+
+            <TextView
+                android:id="@+id/statThree"
+                android:layout_width="0dp"
+                android:layout_height="72dp"
+                android:layout_marginStart="8dp"
+                android:background="#FFFFFF"
+                android:gravity="center"
+                android:text="3\n待处理"
+                android:textColor="#344054"
+                android:textSize="14sp"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toEndOf="@id/statTwo"
+                app:layout_constraintTop_toTopOf="@id/statOne" />
+
+            <TextView
+                android:id="@+id/ratioTitle"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="24dp"
+                android:text="16:9 比例区域"
+                android:textColor="#18212F"
+                android:textSize="16sp"
+                android:textStyle="bold"
+                app:layout_constraintEnd_toStartOf="@id/contentGuideline"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/statOne" />
+
+            <!-- dimensionRatio 配合一边 0dp，可由另一边自动计算尺寸，图片/视频预览常用。 -->
+            <TextView
+                android:id="@+id/ratioPreview"
+                android:layout_width="0dp"
+                android:layout_height="0dp"
+                android:layout_marginTop="12dp"
+                android:background="#DDEFEA"
+                android:gravity="center"
+                android:text="宽度由两侧约束\n高度按 16:9 自动计算"
+                android:textColor="#26705F"
+                android:textSize="14sp"
+                app:layout_constraintDimensionRatio="16:9"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/ratioTitle" />
+
+            <TextView
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="16dp"
+                android:layout_marginBottom="24dp"
+                android:background="#FFF7E6"
+                android:padding="14dp"
+                android:text="核心区别：LinearLayout 强调排列，RelativeLayout 强调相对规则；ConstraintLayout 用双向约束与辅助工具描述关系，复杂页面通常能减少嵌套层级。"
+                android:textColor="#7A4E00"
+                android:textSize="13sp"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/ratioPreview" />
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
+    </androidx.core.widget.NestedScrollView>
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/layout/activity_login.xml
+++ b/app/src/main/res/layout/activity_login.xml
@@ -0,0 +1,88 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#F5F7FA"
+    android:padding="24dp">
+
+    <LinearLayout
+        android:id="@+id/loginContent"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.38">
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/login_title"
+            android:textColor="#18212F"
+            android:textSize="28sp"
+            android:textStyle="bold" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dp"
+            android:text="@string/login_subtitle"
+            android:textColor="#667085"
+            android:textSize="15sp" />
+
+        <com.google.android.material.textfield.TextInputLayout
+            android:id="@+id/usernameLayout"
+            style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="32dp"
+            android:hint="@string/login_username">
+
+            <com.google.android.material.textfield.TextInputEditText
+                android:id="@+id/usernameEditText"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:inputType="phone"
+                android:maxLines="1" />
+        </com.google.android.material.textfield.TextInputLayout>
+
+        <com.google.android.material.textfield.TextInputLayout
+            android:id="@+id/passwordLayout"
+            style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="16dp"
+            android:hint="@string/login_password"
+            app:endIconMode="password_toggle">
+
+            <com.google.android.material.textfield.TextInputEditText
+                android:id="@+id/passwordEditText"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:inputType="textPassword"
+                android:maxLines="1" />
+        </com.google.android.material.textfield.TextInputLayout>
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/loginButton"
+            android:layout_width="match_parent"
+            android:layout_height="52dp"
+            android:layout_marginTop="24dp"
+            android:text="@string/login_button"
+            android:textSize="16sp" />
+
+        <TextView
+            android:id="@+id/resultTextView"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="20dp"
+            android:gravity="center"
+            android:text="@string/login_demo_hint"
+            android:textColor="#667085"
+            android:textSize="14sp" />
+    </LinearLayout>
+
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <ImageView
+        android:id="@+id/immersiveTopImageView"
+        android:layout_width="0dp"
+        android:layout_height="320dp"
+        android:contentDescription="@string/plan_top_image_description"
+        android:scaleType="centerCrop"
+        android:src="@drawable/img_top"
+        android:visibility="gone"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <View
+        android:id="@+id/statusBarView"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:background="@color/color_zhu"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <androidx.viewpager2.widget.ViewPager2
+        android:id="@+id/viewPager"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toTopOf="@id/bottomNavigation"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/statusBarView" />
+
+    <com.google.android.material.bottomnavigation.BottomNavigationView
+        android:id="@+id/bottomNavigation"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:background="@color/bottom_nav_background"
+        app:itemActiveIndicatorStyle="@null"
+        app:itemIconTint="@color/bottom_nav_item_color"
+        app:itemTextColor="@color/bottom_nav_item_color"
+        app:labelVisibilityMode="labeled"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:menu="@menu/bottom_navigation_menu" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/layout/activity_mine_center.xml
+++ b/app/src/main/res/layout/activity_mine_center.xml
@@ -0,0 +1,196 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#F5F7FA"
+    android:orientation="vertical">
+
+    <View
+        android:id="@+id/statusBarView"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:background="@color/color_zhu" />
+
+    <RelativeLayout
+        android:id="@+id/rl_title"
+        android:layout_width="match_parent"
+        android:layout_height="48dp">
+        <include
+            android:id="@+id/included_title"
+            layout="@layout/include_activity_back_whitebg_layout" />
+    </RelativeLayout>
+    <ScrollView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            android:padding="24dp">
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="@string/mine_title"
+                android:textColor="#18212F"
+                android:textSize="28sp"
+                android:textStyle="bold" />
+
+            <TextView
+                android:id="@+id/nicknameTextView"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="32dp"
+                android:textColor="#18212F"
+                android:textSize="22sp"
+                android:textStyle="bold" />
+
+            <TextView
+                android:id="@+id/phoneTextView"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="24dp"
+                android:textColor="#344054"
+                android:textSize="16sp" />
+
+            <TextView
+                android:id="@+id/emailTextView"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="16dp"
+                android:textColor="#344054"
+                android:textSize="16sp" />
+
+            <TextView
+                android:id="@+id/userIdTextView"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="16dp"
+                android:textColor="#344054"
+                android:textIsSelectable="true"
+                android:textSize="16sp" />
+
+            <TextView
+                android:id="@+id/userTypeTextView"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="16dp"
+                android:textColor="#344054"
+                android:textSize="16sp" />
+
+            <TextView
+                android:id="@+id/loginDateTextView"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="16dp"
+                android:textColor="#344054"
+                android:textSize="16sp" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/reloadButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="32dp"
+                android:text="@string/mine_reload" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/checkVersionButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="12dp"
+                android:text="@string/mine_check_version" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/openLoginButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="12dp"
+                android:text="@string/mine_open_login" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/multiplePermissionButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="16dp"
+                android:text="@string/permission_test_multiple" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/locationPermissionButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="12dp"
+                android:text="@string/permission_test_location" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/normalDialogButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="12dp"
+                android:text="@string/dialog_test_normal" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/inputDialogButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="12dp"
+                android:text="@string/dialog_test_input" />
+
+            <TextView
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="28dp"
+                android:text="@string/picker_component_title"
+                android:textColor="#18212F"
+                android:textSize="18sp"
+                android:textStyle="bold" />
+
+            <TextView
+                android:id="@+id/dateTimeResultTextView"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="12dp"
+                android:padding="12dp"
+                android:text="@string/picker_result_empty"
+                android:textColor="#344054"
+                android:textIsSelectable="true"
+                android:textSize="16sp" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/datePickerButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="12dp"
+                android:text="@string/picker_select_date" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/timePickerButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="12dp"
+                android:text="@string/picker_select_time" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/dateTimePickerButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="12dp"
+                android:text="@string/picker_select_date_time" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/recyclerViewDemoButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="12dp"
+                android:text="@string/recycler_demo_entry" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/constraintLayoutDemoButton"
+                android:layout_width="match_parent"
+                android:layout_height="52dp"
+                android:layout_marginTop="12dp"
+                android:layout_marginBottom="24dp"
+                android:text="ConstraintLayout 综合示例" />
+        </LinearLayout>
+
+    </ScrollView>
+</LinearLayout>
--- a/app/src/main/res/layout/activity_recycler_view_demo.xml
+++ b/app/src/main/res/layout/activity_recycler_view_demo.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.recyclerview.widget.RecyclerView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/recyclerView"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/page_background"
+    android:clipToPadding="false"
+    android:padding="16dp" />
--- a/app/src/main/res/layout/dialog_input_text.xml
+++ b/app/src/main/res/layout/dialog_input_text.xml
@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/contentDialog"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_margin="20dp"
+    android:background="@drawable/dialog_round_efefef_bg"
+    android:orientation="vertical"
+    android:paddingTop="28dp"
+    android:paddingBottom="24dp">
+    <TextView
+        android:id="@+id/dialogTitle"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:textColor="#FF333333"
+        android:textSize="17sp"
+        android:textStyle="bold" />
+    <EditText
+        android:id="@+id/dialogInput"
+        android:layout_width="match_parent"
+        android:layout_height="42dp"
+        android:layout_marginStart="25dp"
+        android:layout_marginTop="14dp"
+        android:layout_marginEnd="25dp"
+        android:background="@drawable/dialog_input_bg"
+        android:hint="请输入内容"
+        android:paddingStart="10dp"
+        android:paddingEnd="10dp"
+        android:textColor="#FF222222"
+        android:textColorHint="#FF98A2B3"
+        android:textSize="16sp" />
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="40dp"
+        android:layout_marginStart="35dp"
+        android:layout_marginTop="20dp"
+        android:layout_marginEnd="35dp"
+        android:orientation="horizontal">
+        <TextView
+            android:id="@+id/dialogCancel"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_marginEnd="13dp"
+            android:layout_weight="1"
+            android:background="@drawable/permission_dialog_cancel_bg"
+            android:gravity="center"
+            android:text="取消"
+            android:textColor="#FF666666" />
+        <TextView
+            android:id="@+id/dialogConfirm"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:background="@drawable/permission_dialog_confirm_bg"
+            android:gravity="center"
+            android:text="确定"
+            android:textColor="#FFFFFFFF" />
+    </LinearLayout>
+</LinearLayout>
--- a/app/src/main/res/layout/dialog_loading.xml
+++ b/app/src/main/res/layout/dialog_loading.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <LinearLayout
+        android:layout_width="96dp"
+        android:layout_height="96dp"
+        android:layout_gravity="center"
+        android:background="@drawable/loading_dialog_bg"
+        android:gravity="center"
+        android:orientation="vertical">
+
+        <ProgressBar
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:indeterminate="true"
+            android:indeterminateTint="@color/bottom_nav_selected" />
+
+        <TextView
+            android:id="@+id/loadingText"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="6dp"
+            android:text="加载中..."
+            android:textColor="@color/bottom_nav_selected"
+            android:textSize="12sp" />
+    </LinearLayout>
+</FrameLayout>
--- a/app/src/main/res/layout/fragment_history.xml
+++ b/app/src/main/res/layout/fragment_history.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/page_background">
+
+    <include
+        android:id="@+id/included_title"
+        layout="@layout/include_title_history_layout"
+        android:layout_width="match_parent"
+        android:layout_height="48dp" />
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:text="@string/history_page_title"
+        android:textColor="@color/black"
+        android:textSize="24sp" />
+</FrameLayout>
--- a/app/src/main/res/layout/fragment_home.xml
+++ b/app/src/main/res/layout/fragment_home.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/page_background">
+    <RelativeLayout
+        android:id="@+id/rl_title"
+        android:layout_width="match_parent"
+        android:layout_height="48dp">
+        <include
+            android:id="@+id/included_title"
+            layout="@layout/include_title_home_layout" />
+    </RelativeLayout>
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:text="@string/home_page_title"
+        android:textColor="@color/black"
+        android:textSize="24sp" />
+</FrameLayout>
--- a/app/src/main/res/layout/fragment_mine.xml
+++ b/app/src/main/res/layout/fragment_mine.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/page_background">
+
+    <include
+        android:id="@+id/included_title"
+        layout="@layout/include_title_mine_layout"
+        android:layout_width="match_parent"
+        android:layout_height="48dp" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:gravity="center"
+        android:orientation="vertical"
+        android:padding="24dp">
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/mine_page_title"
+            android:textColor="@color/black"
+            android:textSize="24sp" />
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/openComponentCenterButton"
+            android:layout_width="match_parent"
+            android:layout_height="52dp"
+            android:layout_marginTop="24dp"
+            android:text="@string/open_component_center" />
+    </LinearLayout>
+</FrameLayout>
--- a/app/src/main/res/layout/fragment_plan.xml
+++ b/app/src/main/res/layout/fragment_plan.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@android:color/transparent">
+
+    <View
+        android:id="@+id/planContentBackground"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_marginTop="280dp"
+        android:background="@color/page_background" />
+
+    <ImageView
+        android:id="@+id/planBackButton"
+        android:layout_width="48dp"
+        android:layout_height="48dp"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
+        android:contentDescription="@string/back_button_description"
+        android:padding="12dp"
+        android:src="@drawable/img_back_black" />
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:text="@string/plan_page_title"
+        android:textColor="@color/black"
+        android:textSize="24sp" />
+</FrameLayout>
--- a/app/src/main/res/layout/include_activity_back_whitebg_layout.xml
+++ b/app/src/main/res/layout/include_activity_back_whitebg_layout.xml
@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content">
+    <RelativeLayout
+        android:id="@+id/relative_title"
+        android:layout_width="match_parent"
+        android:layout_height="48dp"
+        android:background="@color/color_zhu">
+        <ImageView
+            android:id="@+id/img_back"
+            android:layout_width="22dp"
+            android:layout_height="match_parent"
+            android:layout_centerVertical="true"
+            android:src="@drawable/img_back_black"
+            android:layout_marginLeft="10dp"/>
+        <TextView
+            android:id="@+id/tv_title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:gravity="center"
+            android:textSize="18sp"
+            android:textColor="#2E2E2E"
+            android:textStyle="bold"
+            android:text="标题名称"
+            android:layout_marginLeft="10dp"
+            android:layout_centerVertical="true"
+            android:layout_centerHorizontal="true"/>
+        <TextView
+            android:id="@+id/tv_title_info"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_centerVertical="true"
+            android:layout_toRightOf="@+id/tv_title"
+            android:textSize="14sp"
+            android:textColor="#2E2E2E"
+            android:text="(剩余时间)"
+            android:layout_marginLeft="5dp"
+            android:visibility="gone"/>
+        <TextView
+            android:id="@+id/tv_title_right"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:gravity="center_vertical"
+            android:layout_alignParentRight="true"
+            android:layout_marginRight="10dp"
+            android:textSize="14sp"
+            android:textColor="#333333"
+            android:text=""
+            android:layout_marginLeft="5dp"
+            android:visibility="visible"/>
+        <ImageView
+            android:id="@+id/img_setting"
+            android:layout_width="20dp"
+            android:layout_height="20dp"
+            android:layout_centerVertical="true"
+            android:layout_alignParentRight="true"
+            android:src="@android:drawable/ic_menu_preferences"
+            android:layout_marginRight="20dp"
+            android:visibility="gone"/>
+    </RelativeLayout>
+</RelativeLayout>
--- a/Show More
+++ b/Show More