first commit

app/src/main/java/com/example/defenseapplication/login/ForgetPasswordActivity.kt

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+package com.example.defenseapplication.login
+
+import android.os.Bundle
+import android.os.CountDownTimer
+import android.text.InputType
+import android.text.TextUtils
+import android.widget.Toast
+import androidx.activity.enableEdgeToEdge
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.content.ContextCompat
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowInsetsCompat
+import com.example.defenseapplication.R
+import com.example.defenseapplication.databinding.ForgetPasswordActivityBinding
+import com.example.defenseapplication.okhttp.OkHttpClientManager
+import java.util.regex.Pattern
+import kotlin.random.Random
+
+class ForgetPasswordActivity : AppCompatActivity() {
+    private lateinit var binding: ForgetPasswordActivityBinding
+    private var verifyCode: String? = null          // 存储模拟验证码
+    private var countDownTimer: CountDownTimer? = null
+    private var isSendingCode = false                // 防止重复发送验证码
+
+    companion object {
+        private const val COUNTDOWN_DURATION = 60000L // 60秒倒计时
+        private const val COUNTDOWN_INTERVAL = 1000L
+        private const val MIN_PASSWORD_LENGTH = 6
+        private const val MAX_PASSWORD_LENGTH = 20
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        binding = ForgetPasswordActivityBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        setupClickListeners()
+    }
+
+    private fun setupClickListeners() {
+        // 返回按钮
+        binding.backIcon.setOnClickListener {
+            finish()
+        }
+
+        // 发送验证码按钮
+        binding.sendCodeBtn.setOnClickListener {
+            if (!isSendingCode && countDownTimer == null) {
+                val phoneNumber = binding.etPhoneNumber.text.toString().trim()
+                if (isPhoneNumberValid(phoneNumber)) {
+                    sendVerificationCode(phoneNumber)
+                } else {
+                    Toast.makeText(this, "请输入有效的11位手机号", Toast.LENGTH_SHORT).show()
+                }
+            } else {
+                Toast.makeText(this, "请稍后再试", Toast.LENGTH_SHORT).show()
+            }
+        }
+
+        // 确定按钮（重置密码）
+        binding.btnNext.setOnClickListener {
+            performResetPassword()
+        }
+    }
+
+    /**
+     * 手机号格式校验（简单1开头的11位数字）
+     */
+    private fun isPhoneNumberValid(phone: String): Boolean {
+        if (TextUtils.isEmpty(phone)) return false
+        val pattern = Pattern.compile("^1[0-9]{10}$")
+        return pattern.matcher(phone).matches()
+    }
+
+    /**
+     * 发送验证码
+     */
+    private fun sendVerificationCode(phoneNumber: String) {
+        isSendingCode = true
+        binding.sendCodeBtn.isEnabled = false
+
+        OkHttpClientManager.postForm(
+            url = "https://httpbin.org/post",
+            params = mapOf("phone" to phoneNumber)
+        ) { result ->
+            result.onSuccess {
+                verifyCode = (100000 + Random.nextInt(900000)).toString()
+                startCountDown()
+                Toast.makeText(this, "验证码已发送（演示码：$verifyCode）", Toast.LENGTH_SHORT).show()
+            }.onFailure {
+                Toast.makeText(this@ForgetPasswordActivity, "发送失败，请重试", Toast.LENGTH_SHORT).show()
+                resetSendButton()
+            }
+            isSendingCode = false
+        }
+    }
+
+    /**
+     * 开始验证码按钮倒计时
+     */
+    private fun startCountDown() {
+        countDownTimer = object : CountDownTimer(COUNTDOWN_DURATION, COUNTDOWN_INTERVAL) {
+            override fun onTick(millisUntilFinished: Long) {
+                val secondsRemaining = (millisUntilFinished / 1000).toInt()
+                binding.sendCodeBtn.text = "${secondsRemaining}秒后重试"
+                binding.sendCodeBtn.isEnabled = false
+            }
+
+            override fun onFinish() {
+                resetSendButton()
+            }
+        }.start()
+    }
+
+    /**
+     * 重置发送按钮状态
+     */
+    private fun resetSendButton() {
+        countDownTimer?.cancel()
+        countDownTimer = null
+        binding.sendCodeBtn.text = "发送验证码"
+        binding.sendCodeBtn.isEnabled = true
+    }
+
+    /**
+     * 执行重置密码请求
+     */
+    private fun performResetPassword() {
+        val phoneNumber = binding.etPhoneNumber.text.toString().trim()
+        val code = binding.etSmsCode.text.toString().trim()
+        val newPassword = binding.etPassword.text.toString().trim()
+        val confirmPassword = binding.etInviteCode.text.toString().trim()
+
+        // 1. 手机号校验
+        if (!isPhoneNumberValid(phoneNumber)) {
+            Toast.makeText(this, "手机号格式不正确", Toast.LENGTH_SHORT).show()
+            return
+        }
+
+        // 2. 验证码校验
+        if (TextUtils.isEmpty(code)) {
+            Toast.makeText(this, "请输入验证码", Toast.LENGTH_SHORT).show()
+            return
+        }
+        if (verifyCode == null) {
+            Toast.makeText(this, "请先获取验证码", Toast.LENGTH_SHORT).show()
+            return
+        }
+        if (code != verifyCode) {
+            Toast.makeText(this, "验证码错误", Toast.LENGTH_SHORT).show()
+            return
+        }
+
+        // 3. 密码校验
+        if (TextUtils.isEmpty(newPassword) || TextUtils.isEmpty(confirmPassword)) {
+            Toast.makeText(this, "密码不能为空", Toast.LENGTH_SHORT).show()
+            return
+        }
+        if (newPassword.length < MIN_PASSWORD_LENGTH || newPassword.length > MAX_PASSWORD_LENGTH) {
+            Toast.makeText(this, "密码长度需为${MIN_PASSWORD_LENGTH}-${MAX_PASSWORD_LENGTH}位", Toast.LENGTH_SHORT).show()
+            return
+        }
+        if (!newPassword.matches(Regex(".*[A-Za-z].*")) || !newPassword.matches(Regex(".*[0-9].*"))) {
+            Toast.makeText(this, "密码需同时包含字母和数字", Toast.LENGTH_SHORT).show()
+            return
+        }
+        if (newPassword != confirmPassword) {
+            Toast.makeText(this, "两次输入的密码不一致", Toast.LENGTH_SHORT).show()
+            return
+        }
+
+        // 禁用确定按钮，防重复提交
+        binding.btnNext.isEnabled = false
+        binding.btnNext.text = "重置中..."
+
+        val requestJson = """
+            {
+              "phone":"$phoneNumber",
+              "code":"$code",
+              "newPassword":"$newPassword"
+            }
+        """.trimIndent()
+
+        OkHttpClientManager.postJson(
+            url = "https://httpbin.org/post",
+            json = requestJson
+        ) { result ->
+            result.onSuccess {
+                Toast.makeText(this, "密码重置成功，请重新登录", Toast.LENGTH_LONG).show()
+                finish()
+            }.onFailure {
+                Toast.makeText(this, "网络异常，请重试", Toast.LENGTH_SHORT).show()
+            }
+
+            binding.btnNext.isEnabled = true
+            binding.btnNext.text = "确定"
+        }
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        countDownTimer?.cancel()
+        countDownTimer = null
+    }
+}

app/src/main/java/com/example/defenseapplication/login/LoginActivity.kt

@@ -0,0 +1,162 @@
+package com.example.defenseapplication.login
+import android.content.Intent
+import com.example.defenseapplication.R
+import android.os.Bundle
+import android.os.CountDownTimer
+import android.view.View
+import android.widget.Toast
+import androidx.appcompat.app.AppCompatActivity
+import androidx.constraintlayout.widget.ConstraintLayout
+import androidx.constraintlayout.widget.ConstraintSet
+import com.example.defenseapplication.databinding.ActivityLoginBinding
+
+class LoginActivity : AppCompatActivity() {
+
+    private lateinit var binding: ActivityLoginBinding
+    private var currentLoginMode = LoginMode.SMS
+
+    enum class LoginMode { SMS, PASSWORD }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        binding = ActivityLoginBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        setupTabListeners()
+        setupClickListeners()
+        switchToSmsMode()
+    }
+
+    private fun setupTabListeners() {
+        binding.tvSmsLogin.setOnClickListener {
+            if (currentLoginMode != LoginMode.SMS) {
+                currentLoginMode = LoginMode.SMS
+                switchToSmsMode()
+            }
+        }
+        binding.tvPwdLogin.setOnClickListener {
+            if (currentLoginMode != LoginMode.PASSWORD) {
+                currentLoginMode = LoginMode.PASSWORD
+                switchToPasswordMode()
+            }
+        }
+    }
+
+    private fun switchToSmsMode() {
+        binding.tvSmsLogin.setTextColor(getColor(R.color.black))
+        binding.tvPwdLogin.setTextColor(getColor(R.color.gray))
+
+        binding.smsRowLayout.visibility = View.VISIBLE
+        binding.passwordRowLayout.visibility = View.GONE   // 隐藏密码行容器
+
+        binding.registerText.visibility = View.VISIBLE
+        binding.forgetText.visibility = View.GONE
+        updateRegisterTextConstraints(center = true)
+
+        //需要正确的方法名和参数
+        updateLoginButtonTopConstraint(R.id.smsRowLayout)
+    }
+
+    private fun switchToPasswordMode() {
+        binding.tvPwdLogin.setTextColor(getColor(R.color.black))
+        binding.tvSmsLogin.setTextColor(getColor(R.color.gray))
+
+        binding.smsRowLayout.visibility = View.GONE
+        //正确的属性访问
+        binding.passwordRowLayout.visibility = View.VISIBLE  // 显示密码行容器
+
+        binding.registerText.visibility = View.VISIBLE
+        binding.forgetText.visibility = View.VISIBLE
+        updateRegisterTextConstraints(center = false)
+
+        updateLoginButtonTopConstraint(R.id.passwordRowLayout)
+    }
+
+    // 动态修改登录按钮的顶部约束
+    private fun updateLoginButtonTopConstraint(topTargetId: Int) {
+        val params = binding.loginBtn.layoutParams as ConstraintLayout.LayoutParams
+        params.topToBottom = topTargetId
+        params.topMargin = 32
+        binding.loginBtn.layoutParams = params
+    }
+
+    // 动态修改立即注册的约束（居中/左对齐）
+    private fun updateRegisterTextConstraints(center: Boolean) {
+        val params = binding.registerText.layoutParams as ConstraintLayout.LayoutParams
+        if (center) {
+            // 短信模式：居中显示
+            params.startToStart = ConstraintSet.PARENT_ID
+            params.endToEnd = ConstraintSet.PARENT_ID
+        } else {
+            // 密码模式：左对齐登录按钮
+            params.startToStart = binding.loginBtn.id
+            params.endToEnd = ConstraintSet.UNSET
+        }
+        params.topToBottom  = binding.loginBtn.id
+        params.topMargin = 20
+        binding.registerText.layoutParams = params
+    }
+
+    private fun setupClickListeners() {
+        binding.loginBtn.setOnClickListener {
+            val phone = binding.etPhone.text.toString()
+            if (phone.isEmpty()) {
+                Toast.makeText(this, "请输入手机号", Toast.LENGTH_SHORT).show()
+                return@setOnClickListener
+            }
+            when (currentLoginMode) {
+                LoginMode.SMS -> {
+                    val code = binding.etSmsCode.text.toString()
+                    if (code.isEmpty()) {
+                        Toast.makeText(this, "请输入验证码", Toast.LENGTH_SHORT).show()
+                    } else {
+                        Toast.makeText(this, "验证码登录成功\n手机号：$phone\n验证码：$code", Toast.LENGTH_SHORT).show()
+                    }
+                }
+                LoginMode.PASSWORD -> {
+                    val pwd = binding.etPassword.text.toString()
+                    if (pwd.isEmpty()) {
+                        Toast.makeText(this, "请输入密码", Toast.LENGTH_SHORT).show()
+                    } else {
+                        Toast.makeText(this, "密码登录成功\n手机号：$phone\n密码：$pwd", Toast.LENGTH_SHORT).show()
+                    }
+                }
+            }
+        }
+
+        binding.sendCodeBtn.setOnClickListener {
+            val phone = binding.etPhone.text.toString()
+            if (phone.isEmpty()) {
+                Toast.makeText(this, "请先输入手机号", Toast.LENGTH_SHORT).show()
+                return@setOnClickListener
+            }
+            Toast.makeText(this, "验证码已发送至 $phone", Toast.LENGTH_SHORT).show()
+            startCountDown()
+        }
+
+        binding.registerText.setOnClickListener {
+            val intent= Intent(this, RegisterActivity::class.java)
+            startActivity(intent)
+            Toast.makeText(this, "跳转到注册页面", Toast.LENGTH_SHORT).show()
+        }
+
+        binding.forgetText.setOnClickListener {
+            val intent= Intent(this, ForgetPasswordActivity::class.java)
+            startActivity(intent)
+            Toast.makeText(this, "找回密码", Toast.LENGTH_SHORT).show()
+        }
+    }
+
+    private fun startCountDown() {
+        binding.sendCodeBtn.isEnabled = false
+        object : CountDownTimer(60000, 1000) {
+            override fun onTick(millisUntilFinished: Long) {
+                binding.sendCodeBtn.text = "${millisUntilFinished / 1000}秒后重试"
+            }
+            override fun onFinish() {
+                binding.sendCodeBtn.text = "发送验证码"
+                binding.sendCodeBtn.isEnabled = true
+            }
+        }.start()
+    }
+}

app/src/main/java/com/example/defenseapplication/login/RegisterActivity.kt

@@ -0,0 +1,185 @@
+package com.example.defenseapplication.login
+
+import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+import com.example.defenseapplication.databinding.RegisterActivityBinding
+
+/**
+ * 注册页面
+ * 功能：收集用户信息（手机号、身份证号、密码、邀请码），
+ *       进行前端格式校验，模拟注册请求并反馈结果。
+ */
+class RegisterActivity : AppCompatActivity() {
+    private lateinit var binding: RegisterActivityBinding
+    private var isLoading = false // 防止重复点击
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        binding = RegisterActivityBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        setupListeners()
+        //setupTextWatchers()
+    }
+
+    private fun setupListeners() {
+        // 返回按钮
+        binding.backIcon.setOnClickListener {
+            finish()
+        }
+
+        // 下一步按钮
+        binding.btnNext.setOnClickListener {
+            if (!isLoading) {
+                //performRegistration()
+            }
+        }
+    }
+//
+//    /**
+//     * 为输入框添加文字监听，实时清除错误提示
+//     */
+//    private fun setupTextWatchers() {
+//        val errorClearWatcher = object : TextWatcher {
+//            override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {}
+//            override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {}
+//            override fun afterTextChanged(s: Editable?) {
+//                // 当用户开始输入时，清除该字段的错误
+//                when (binding.etPhoneNumber.hasFocus()) {
+//                    true -> binding.etPhoneNumber.error = null
+//                    else -> Unit
+//                }
+//                when (binding.etIdNumber.hasFocus()) {
+//                    true -> binding.etIdNumber.error = null
+//                    else -> Unit
+//                }
+//                when (binding.etPassword.hasFocus()) {
+//                    true -> binding.etPassword.error = null
+//                    else -> Unit
+//                }
+//            }
+//        }
+//
+//        binding.etPhoneNumber.addTextChangedListener(errorClearWatcher)
+//        binding.etIdNumber.addTextChangedListener(errorClearWatcher)
+//        binding.etPassword.addTextChangedListener(errorClearWatcher)
+//    }
+//
+//    /**
+//     * 执行注册流程：校验输入 -> 模拟网络请求
+//     */
+//    private fun performRegistration() {
+//        val phone = binding.etPhoneNumber.text.toString().trim()
+//        val idNumber = binding.etIdNumber.text.toString().trim()
+//        val password = binding.etPassword.text.toString().trim()
+//        val inviteCode = binding.etInviteCode.text.toString().trim()
+//
+//        // 1. 校验
+//        val phoneValid = validatePhone(phone)
+//        val idValid = validateIdNumber(idNumber)
+//        val passwordValid = validatePassword(password)
+//
+//        if (!phoneValid) {
+//            binding.etPhoneNumber.error = "请输入有效的11位手机号"
+//            binding.etPhoneNumber.requestFocus()
+//            return
+//        }
+//        if (!idValid) {
+//            binding.etIdNumber.error = "请输入正确的身份证号"
+//            binding.etIdNumber.requestFocus()
+//            return
+//        }
+//        if (!passwordValid) {
+//            binding.etPassword.error = "密码长度需为6~20位"
+//            binding.etPassword.requestFocus()
+//            return
+//        }
+//
+//        // 2. 模拟注册请求（展示加载状态）
+//        isLoading = true
+//        binding.btnNext.isEnabled = false
+//        binding.btnNext.text = "注册中..."
+//
+//        lifecycleScope.launch {
+//            // 模拟网络延迟 1.5 秒
+//            val registerResult = simulateRegister(phone, idNumber, password, inviteCode)
+//            delay(1500)
+//
+//            isLoading = false
+//            binding.btnNext.isEnabled = true
+//            binding.btnNext.text = "下一步"
+//
+//            if (registerResult) {
+//                Toast.makeText(this@RegisterActivity, "注册成功！", Toast.LENGTH_SHORT).show()
+//                // 实际项目中通常跳转到登录页或主页，这里简单关闭当前页面
+//                finish()
+//            } else {
+//                Toast.makeText(this@RegisterActivity, "注册失败，请稍后重试", Toast.LENGTH_SHORT).show()
+//            }
+//        }
+//    }
+//
+//    /**
+//     * 模拟注册请求（实际应替换为 Retrofit/OkHttp 调用）
+//     */
+//    private suspend fun simulateRegister(
+//        phone: String,
+//        idNumber: String,
+//        password: String,
+//        inviteCode: String
+//    ): Boolean {
+//        // 模拟网络请求，此处始终返回成功（实际根据后端响应决定）
+//        // 您可以在这里添加真实网络请求逻辑
+//        return true
+//    }
+//    /**
+//     * 校验手机号：中国大陆手机号（简单校验1开头的11位数字，第二位3-9）
+//     */
+//    private fun validatePhone(phone: String): Boolean {
+//        val phoneRegex = Pattern.compile("^1[3-9]\\d{9}$")
+//        return phone.isNotEmpty() && phoneRegex.matcher(phone).matches()
+//    }
+//
+//    /**
+//     * 校验身份证号（支持15位和18位，18位时校验最后一位校验码）
+//     */
+//    private fun validateIdNumber(idNumber: String): Boolean {
+//        if (idNumber.isEmpty()) return false
+//        // 长度校验
+//        if (idNumber.length != 15 && idNumber.length != 18) return false
+//
+//        // 15位全数字
+//        if (idNumber.length == 15) {
+//            return idNumber.all { it.isDigit() }
+//        }
+//
+//        // 18位：前17位为数字，最后一位为数字或大写X
+//        val regex = Regex("^\\d{17}[\\dXx]$")
+//        if (!regex.matches(idNumber)) return false
+//
+//        // 校验最后一位校验码（可选，提升准确性）
+//        return verifyIdCardChecksum(idNumber)
+//    }
+//
+//    /**
+//     * 身份证最后一位校验码校验（仅18位）
+//     */
+//    private fun verifyIdCardChecksum(id18: String): Boolean {
+//        val weights = intArrayOf(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2)
+//        val checkCodes = charArrayOf('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2')
+//        var sum = 0
+//        for (i in 0 until 17) {
+//            sum += (id18[i] - '0') * weights[i]
+//        }
+//        val mod = sum % 11
+//        val expectedCheckCode = checkCodes[mod]
+//        return id18[17].uppercaseChar() == expectedCheckCode
+//    }
+//
+//    /**
+//     * 校验密码：长度6~20位
+//     */
+//    private fun validatePassword(password: String): Boolean {
+//        return password.length in 6..20
+//    }
+}

app/src/main/java/com/example/defenseapplication/okhttp/OkHttpClient.kt

@@ -0,0 +1,4 @@
+package com.example.defenseapplication.okhttp
+
+class OkHttpClient {
+}