扫一扫

app/src/main/java/com/example/defenseapplication/home/HomeMenuFragment.kt

@@ -1,13 +1,19 @@
 package com.example.defenseapplication.home
 
+import android.Manifest
+import android.app.Activity
 import android.content.Intent
+import android.content.pm.PackageManager
 import android.graphics.Color
+import android.os.Build
 import android.graphics.Rect
 import android.graphics.drawable.GradientDrawable
 import android.os.Bundle
 import android.util.Log
 import android.util.TypedValue
 import android.widget.Toast
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.core.content.ContextCompat
 import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
@@ -30,6 +36,8 @@ import com.example.defenseapplication.utils.UserinfoUtil
 import com.example.defenseapplication.view.DefenseDialogs
 import com.example.defenseapplication.view.showDefenseDialog
 import com.gyf.immersionbar.ImmersionBar
+import com.maning.mlkitscanner.scan.MNScanManager
+import com.maning.mlkitscanner.scan.callback.act.MNScanCallback
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -45,6 +53,85 @@ class HomeMenuFragment : Fragment() {
     private var isFamilyExpanded = false
     private lateinit var currentFamily: String
 
+    private val requestPermissionsLauncher = registerForActivityResult(
+        ActivityResultContracts.RequestMultiplePermissions()
+    ) { permissions ->
+        val cameraGranted = permissions[Manifest.permission.CAMERA] ?: false
+        
+        val storageGranted = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            permissions[Manifest.permission.READ_MEDIA_IMAGES] ?: false
+        } else {
+            permissions[Manifest.permission.READ_EXTERNAL_STORAGE] ?: false
+        }
+        
+        if (cameraGranted && storageGranted) {
+            startScan()
+        } else {
+            Toast.makeText(requireContext(), R.string.permission_denied, Toast.LENGTH_SHORT).show()
+        }
+    }
+
+    private fun checkPermissionsAndScan() {
+        val cameraPermission = ContextCompat.checkSelfPermission(
+            requireContext(),
+            Manifest.permission.CAMERA
+        )
+        
+        val storagePermission = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            ContextCompat.checkSelfPermission(
+                requireContext(),
+                Manifest.permission.READ_MEDIA_IMAGES
+            )
+        } else {
+            ContextCompat.checkSelfPermission(
+                requireContext(),
+                Manifest.permission.WRITE_EXTERNAL_STORAGE
+            )
+        }
+
+        if (cameraPermission == PackageManager.PERMISSION_GRANTED && 
+            storagePermission == PackageManager.PERMISSION_GRANTED) {
+            startScan()
+        } else {
+            val permissionsToRequest = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+                arrayOf(
+                    Manifest.permission.CAMERA,
+                    Manifest.permission.READ_MEDIA_IMAGES
+                )
+            } else {
+                arrayOf(
+                    Manifest.permission.CAMERA,
+                    Manifest.permission.WRITE_EXTERNAL_STORAGE
+                )
+            }
+            requestPermissionsLauncher.launch(permissionsToRequest)
+        }
+    }
+
+    private fun startScan() {
+        MNScanManager.startScan(requireContext() as Activity, object: MNScanCallback {
+            override fun onActivityResult(resultCode: Int, data: Intent?) {
+                when (resultCode) {
+                    MNScanManager.RESULT_SUCCESS -> {
+                        val result = data?.getStringArrayListExtra(MNScanManager.INTENT_KEY_RESULT_SUCCESS)
+                        if (!result.isNullOrEmpty()) {
+                            ToastUtils.showToast(requireContext(), "扫码成功: $result")
+                        } else {
+                            ToastUtils.showToast(requireContext(), "扫码结果为空")
+                        }
+                    }
+                    MNScanManager.RESULT_FAIL -> {
+                        val error = data?.getStringExtra(MNScanManager.INTENT_KEY_RESULT_ERROR)
+                        ToastUtils.showToast(requireContext(), "扫码失败: $error")
+                    }
+                    MNScanManager.RESULT_CANCLE -> {
+                        ToastUtils.showToast(requireContext(), "扫码取消")
+                    }
+                }
+            }
+        })
+    }
+
     private val unreadCountChangeListener = object : MessageStatusManager.UnreadCountChangeListener {
         override fun onUnreadCountChanged(count: Int) {
             updateUnreadCountUI(count)
@@ -112,8 +199,7 @@ class HomeMenuFragment : Fragment() {
             startActivity(intent)
         }
         binding.addFamily.setOnClickListener {
-            val intent = Intent(requireContext(), ScanActivity::class.java)
-            startActivity(intent)
+            checkPermissionsAndScan()
         }
 
         fetchFamilyList()