背景色优化

README.md

@@ -24,8 +24,7 @@
 
 | 版本 | 主题 | 状态 |
 | :--- | :--- | :--- |
-| 1.2.0 | UTC 时区基础修正 | ✅ 已发布 |
+| 1.3.0 | 时间窗口 + real_type 优先级 | ✅ 已发布 |
-| 1.3.0 | 时间窗口 + real_type 优先级 | 🚀 测试中 |
 | 1.4.0 | SAF 权限改造 | 📋 规划中 |
 | 1.5.0 | 功率计算优化 | 📋 规划中 |
 | 2.0.0 | 数据看板扩展（月/季/年趋势） | 📋 远景 |

android/app/build.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 
 android {
     namespace = "com.lxh.battery_health"
-    compileSdk = flutter.compileSdkVersion
+    compileSdk = 34
     ndkVersion = flutter.ndkVersion
 
     compileOptions {
@@ -21,38 +21,39 @@ android {
     defaultConfig {
         applicationId = "com.lxh.battery_health"
         minSdk = flutter.minSdkVersion
-        targetSdk = flutter.targetSdkVersion
+        targetSdk = 34
         versionCode = flutter.versionCode
         versionName = flutter.versionName
         multiDexEnabled = true
     }
 
     signingConfigs {
+        // 如果没有正式签名，可以用 debug 签名代替（测试用）
+        // 正式发布时请替换为自己的密钥
+        getByName("debug") {
+            // debug 签名已经存在，无需额外配置
+        }
         create("release") {
-            // 这里配置你正式发布的签名
+            // 如果有正式签名，在这里配置
-            // 如果还没有正式签名，debug 可以用 debug 签名替代
+            // keyAlias = "..."
-            keyAlias = "your_key_alias"
+            // keyPassword = "..."
-            keyPassword = "your_key_password"
+            // storeFile = file("...")
-            storeFile = file("your_keystore.jks")
+            // storePassword = "..."
-            storePassword = "your_store_password"
         }
     }
 
-    signingConfigs {
-        // 如果没有正式签名，可以暂时用 debug 签名
-        // 正式发布时再替换
-    }
-
     buildTypes {
         debug {
+            // 🟢 关键：debug 版本包名加 .dev 后缀
             applicationIdSuffix = ".dev"
             signingConfig = signingConfigs.getByName("debug")
+            isDebuggable = true
+            isMinifyEnabled = false
+            isShrinkResources = false
         }
-
         release {
-            applicationIdSuffix = ""  // 保持原包名
+            // release 版本不加后缀，保持原包名
-            // 🟢 如果还没有正式签名，先用 debug 签名替代
+            signingConfig = signingConfigs.getByName("debug") // 若没有正式签名，先用 debug 签名
-            signingConfig = signingConfigs.getByName("debug")
             isMinifyEnabled = true
             isShrinkResources = true
             proguardFiles(
@@ -61,9 +62,6 @@ android {
             )
         }
     }
-
-    // 如果有 productFlavors，可以在这里配置
-    // 如果没有，忽略即可
 }
 
 flutter {
@@ -71,6 +69,5 @@ flutter {
 }
 
 dependencies {
-    // 如果项目中有其他依赖，添加在这里
+    // 无需额外添加 Activity KTX，因为已改用 startActivityForResult
-    // 注意：sqflite、permission_handler 等 Flutter 插件会自动包含
 }

android/app/src/main/AndroidManifest.xml

@@ -1,17 +1,19 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
 <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
-<uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE" />
+<!--<uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE" />-->
 <application
     android:label="@string/app_name"
     android:name="${applicationName}"
     android:icon="@drawable/logo"
-        android:requestLegacyExternalStorage="true">
+    android:requestLegacyExternalStorage="true"
+    android:theme="@style/LaunchTheme">   <!-- 全局先用 LaunchTheme -->
+
     <activity
         android:name=".MainActivity"
         android:exported="true"
         android:launchMode="singleTop"
         android:taskAffinity=""
-            android:theme="@style/LaunchTheme"
+        android:theme="@style/AppTheme"   
         android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
         android:hardwareAccelerated="true"
         android:windowSoftInputMode="adjustResize">

android/app/src/main/kotlin/com/example/battery_health/MainActivity.kt

@@ -1,96 +0,0 @@
-package com.lxh.battery_health
-
-import android.content.BroadcastReceiver
-import android.content.Context
-import android.content.Intent
-import android.content.IntentFilter
-import android.os.BatteryManager
-import android.os.Bundle
-import androidx.annotation.NonNull
-import io.flutter.embedding.android.FlutterActivity
-import io.flutter.embedding.engine.FlutterEngine
-import io.flutter.plugin.common.EventChannel
-import io.flutter.plugin.common.MethodChannel
-
-class MainActivity : FlutterActivity() {
-    private val CHANNEL = "com.lxh.battery_health/charge"
-    private val EVENT_CHANNEL = "com.lxh.battery_health/charge_events"
-    private var eventSink: EventChannel.EventSink? = null
-
-    private val chargeReceiver = object : BroadcastReceiver() {
-        override fun onReceive(context: Context?, intent: Intent?) {
-            intent ?: return
-            when (intent.action) {
-                Intent.ACTION_POWER_CONNECTED -> sendChargeState(true)
-                Intent.ACTION_POWER_DISCONNECTED -> sendChargeState(false)
-            }
-        }
-    }
-
-    private fun sendChargeState(isCharging: Boolean) {
-        val chargeType = if (isCharging) {
-            val batteryIntent = registerReceiver(null, IntentFilter(Intent.ACTION_BATTERY_CHANGED))
-            val plug = batteryIntent?.getIntExtra(BatteryManager.EXTRA_PLUGGED, -1) ?: -1
-            android.util.Log.d("BatteryHealth", "plug value: $plug, isCharging: $isCharging")
-            when (plug) {
-                BatteryManager.BATTERY_PLUGGED_AC -> "AC"
-                BatteryManager.BATTERY_PLUGGED_USB -> "USB"
-                BatteryManager.BATTERY_PLUGGED_WIRELESS -> "WIRELESS" // 🟢 关键修复
-                else -> "UNKNOWN"
-            }
-        } else {
-            "NONE"
-        }
-        eventSink?.success(mapOf("isCharging" to isCharging, "chargeType" to chargeType))
-    }
-
-    override fun configureFlutterEngine(@NonNull flutterEngine: FlutterEngine) {
-        super.configureFlutterEngine(flutterEngine)
-
-        MethodChannel(flutterEngine.dartExecutor.binaryMessenger, CHANNEL).setMethodCallHandler { call, result ->
-            if (call.method == "getChargeState") {
-                val isCharging = getBatteryStatus()
-                val chargeType = if (isCharging) {
-                    val batteryIntent = registerReceiver(null, IntentFilter(Intent.ACTION_BATTERY_CHANGED))
-                    val plug = batteryIntent?.getIntExtra(BatteryManager.EXTRA_PLUGGED, -1) ?: -1
-                    when (plug) {
-                        BatteryManager.BATTERY_PLUGGED_AC -> "AC"
-                        BatteryManager.BATTERY_PLUGGED_USB -> "USB"
-                        BatteryManager.BATTERY_PLUGGED_WIRELESS -> "WIRELESS" // 🟢 关键修复
-                        else -> "UNKNOWN"
-                    }
-                } else {
-                    "NONE"
-                }
-                result.success(mapOf("isCharging" to isCharging, "chargeType" to chargeType))
-            } else {
-                result.notImplemented()
-            }
-        }
-
-        EventChannel(flutterEngine.dartExecutor.binaryMessenger, EVENT_CHANNEL).setStreamHandler(
-            object : EventChannel.StreamHandler {
-                override fun onListen(arguments: Any?, events: EventChannel.EventSink?) {
-                    eventSink = events
-                    val filter = IntentFilter().apply {
-                        addAction(Intent.ACTION_POWER_CONNECTED)
-                        addAction(Intent.ACTION_POWER_DISCONNECTED)
-                    }
-                    registerReceiver(chargeReceiver, filter)
-                }
-
-                override fun onCancel(arguments: Any?) {
-                    eventSink = null
-                    unregisterReceiver(chargeReceiver)
-                }
-            }
-        )
-    }
-
-    private fun getBatteryStatus(): Boolean {
-        val batteryIntent = registerReceiver(null, IntentFilter(Intent.ACTION_BATTERY_CHANGED))
-        val status = batteryIntent?.getIntExtra(BatteryManager.EXTRA_STATUS, -1) ?: -1
-        return status == BatteryManager.BATTERY_STATUS_CHARGING ||
-                status == BatteryManager.BATTERY_STATUS_FULL
-    }
-}

android/app/src/main/kotlin/com/lxh/battery_health/MainActivity.kt

@@ -0,0 +1,305 @@
+package com.lxh.battery_health
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.content.IntentFilter
+import android.content.SharedPreferences
+import android.net.Uri
+import android.os.BatteryManager
+import android.os.Build
+import android.os.Bundle
+import android.provider.DocumentsContract
+import android.provider.OpenableColumns
+import androidx.activity.ComponentActivity
+import androidx.annotation.NonNull
+import io.flutter.embedding.android.FlutterActivity
+import io.flutter.embedding.engine.FlutterEngine
+import io.flutter.plugin.common.EventChannel
+import io.flutter.plugin.common.MethodChannel
+import java.io.BufferedReader
+import java.io.InputStreamReader
+
+class MainActivity : FlutterActivity() {
+    private val CHARGE_CHANNEL = "com.lxh.battery_health/charge"
+    private val EVENT_CHANNEL = "com.lxh.battery_health/charge_events"
+    private var eventSink: EventChannel.EventSink? = null
+
+    private val SAF_CHANNEL = "com.lxh.battery_health/saf"
+    private var safResult: MethodChannel.Result? = null
+    private var safUri: Uri? = null
+    private val FOLDER_PICKER_REQUEST = 1001
+    private val PREF_NAME = "battery_health_prefs"
+    private val KEY_SAF_URI = "saf_uri"
+
+    private val chargeReceiver = object : BroadcastReceiver() {
+        override fun onReceive(context: Context?, intent: Intent?) {
+            intent ?: return
+            when (intent.action) {
+                Intent.ACTION_POWER_CONNECTED -> sendChargeState(true)
+                Intent.ACTION_POWER_DISCONNECTED -> sendChargeState(false)
+            }
+        }
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        android.util.Log.d("BatteryHealth", "onCreate 开始")
+
+        try {
+            val prefs: SharedPreferences = getSharedPreferences(PREF_NAME, Context.MODE_PRIVATE)
+            val uriString = prefs.getString(KEY_SAF_URI, null)
+            android.util.Log.d("BatteryHealth", "SharedPreferences URI: $uriString")
+            if (uriString != null) {
+                safUri = Uri.parse(uriString)
+                android.util.Log.d("BatteryHealth", "恢复 SAF URI 成功: $safUri")
+            }
+        } catch (e: Exception) {
+            android.util.Log.e("BatteryHealth", "恢复 URI 异常: ${e.message}")
+        }
+        android.util.Log.d("BatteryHealth", "onCreate 结束，safUri = $safUri")
+    }
+
+    private fun saveUri(uri: Uri) {
+        try {
+            val prefs: SharedPreferences = getSharedPreferences(PREF_NAME, Context.MODE_PRIVATE)
+            prefs.edit().putString(KEY_SAF_URI, uri.toString()).apply()
+            android.util.Log.d("BatteryHealth", "保存 SAF URI: $uri")
+        } catch (e: Exception) {
+            android.util.Log.e("BatteryHealth", "保存 URI 失败: ${e.message}")
+        }
+    }
+
+    private fun restoreUri(uriString: String) {
+        try {
+            safUri = Uri.parse(uriString)
+            android.util.Log.d("BatteryHealth", "通过 MethodChannel 恢复 URI: $safUri")
+            // 同时保存到 SharedPreferences
+            val prefs: SharedPreferences = getSharedPreferences(PREF_NAME, Context.MODE_PRIVATE)
+            prefs.edit().putString(KEY_SAF_URI, uriString).apply()
+        } catch (e: Exception) {
+            android.util.Log.e("BatteryHealth", "restoreUri 失败: ${e.message}")
+        }
+    }
+
+    private fun sendChargeState(isCharging: Boolean) {
+        val chargeType = if (isCharging) {
+            val batteryIntent = registerReceiver(null, IntentFilter(Intent.ACTION_BATTERY_CHANGED))
+            val plug = batteryIntent?.getIntExtra(BatteryManager.EXTRA_PLUGGED, -1) ?: -1
+            android.util.Log.d("BatteryHealth", "plug value: $plug, isCharging: $isCharging")
+            when (plug) {
+                BatteryManager.BATTERY_PLUGGED_AC -> "AC"
+                BatteryManager.BATTERY_PLUGGED_USB -> "USB"
+                BatteryManager.BATTERY_PLUGGED_WIRELESS -> "WIRELESS"
+                else -> "UNKNOWN"
+            }
+        } else {
+            "NONE"
+        }
+        eventSink?.success(mapOf("isCharging" to isCharging, "chargeType" to chargeType))
+    }
+
+    private fun getBatteryStatus(): Boolean {
+        val batteryIntent = registerReceiver(null, IntentFilter(Intent.ACTION_BATTERY_CHANGED))
+        val status = batteryIntent?.getIntExtra(BatteryManager.EXTRA_STATUS, -1) ?: -1
+        return status == BatteryManager.BATTERY_STATUS_CHARGING ||
+                status == BatteryManager.BATTERY_STATUS_FULL
+    }
+
+    private fun openFolderPicker() {
+        try {
+            val intent = Intent(Intent.ACTION_OPEN_DOCUMENT_TREE).apply {
+                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                    try {
+                        val downloadsUri = DocumentsContract.buildDocumentUri(
+                            "com.android.externalstorage.documents",
+                            "primary:Downloads"
+                        )
+                        putExtra(DocumentsContract.EXTRA_INITIAL_URI, downloadsUri)
+                    } catch (e: Exception) {
+                        // 忽略
+                    }
+                }
+                addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION)
+            }
+            startActivityForResult(intent, FOLDER_PICKER_REQUEST)
+        } catch (e: Exception) {
+            android.util.Log.e("BatteryHealth", "打开文件夹选择器失败: ${e.message}")
+            safResult?.error("SELECT_FOLDER_FAILED", e.message, null)
+            safResult = null
+        }
+    }
+
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        super.onActivityResult(requestCode, resultCode, data)
+        if (requestCode == FOLDER_PICKER_REQUEST && resultCode == ComponentActivity.RESULT_OK) {
+            val uri = data?.data
+            if (uri != null) {
+                try {
+                    val takeFlags = Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION
+                    contentResolver.takePersistableUriPermission(uri, takeFlags)
+                    safUri = uri
+                    saveUri(uri)
+                    android.util.Log.d("BatteryHealth", "SAF 授权成功 URI: $uri")
+                    safResult?.success(uri.toString())
+                } catch (e: Exception) {
+                    android.util.Log.e("BatteryHealth", "SAF 授权失败: ${e.message}")
+                    safResult?.error("SAF_FAILED", e.message, null)
+                }
+            } else {
+                safResult?.success(null)
+            }
+            safResult = null
+        }
+    }
+
+    private fun getTreeDocId(): String? {
+        return safUri?.let { DocumentsContract.getTreeDocumentId(it) }
+    }
+
+    private fun listFiles(): List<String> {
+        android.util.Log.d("BatteryHealth", "listFiles 被调用，safUri = $safUri")
+        val result = mutableListOf<String>()
+        val docId = getTreeDocId()
+        if (docId == null || docId.isEmpty()) {
+            android.util.Log.e("BatteryHealth", "docId 为空")
+            return result
+        }
+
+        try {
+            val childrenUri = DocumentsContract.buildChildDocumentsUriUsingTree(safUri!!, docId)
+            contentResolver.query(childrenUri, null, null, null, null)?.use { cursor ->
+                val nameIndex = cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME)
+                while (cursor.moveToNext()) {
+                    val name = cursor.getString(nameIndex)
+                    if (name != null) {
+                        result.add(name)
+                    }
+                }
+            }
+        } catch (e: Exception) {
+            android.util.Log.e("BatteryHealth", "列出文件失败: ${e.message}", e)
+        }
+        return result
+    }
+
+    private fun getFileUri(fileName: String): Uri? {
+        val docId = getTreeDocId() ?: return null
+        try {
+            val childrenUri = DocumentsContract.buildChildDocumentsUriUsingTree(safUri!!, docId)
+            contentResolver.query(childrenUri, null, null, null, null)?.use { cursor ->
+                val nameIndex = cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME)
+                val idIndex = cursor.getColumnIndex(DocumentsContract.Document.COLUMN_DOCUMENT_ID)
+                while (cursor.moveToNext()) {
+                    val name = cursor.getString(nameIndex)
+                    if (name == fileName) {
+                        val fileDocId = cursor.getString(idIndex)
+                        return DocumentsContract.buildDocumentUriUsingTree(safUri!!, fileDocId)
+                    }
+                }
+            }
+        } catch (e: Exception) {
+            android.util.Log.e("BatteryHealth", "获取文件URI失败: ${e.message}")
+        }
+        return null
+    }
+
+    private fun readFile(uri: Uri): String? {
+        return try {
+            contentResolver.openInputStream(uri)?.use { inputStream ->
+                BufferedReader(InputStreamReader(inputStream)).use { reader ->
+                    reader.readText()
+                }
+            }
+        } catch (e: Exception) {
+            android.util.Log.e("BatteryHealth", "读取文件失败: ${e.message}")
+            null
+        }
+    }
+
+    private fun readLogFile(fileName: String): String? {
+        val fileUri = getFileUri(fileName)
+        return fileUri?.let { readFile(it) }
+    }
+
+    override fun configureFlutterEngine(@NonNull flutterEngine: FlutterEngine) {
+        super.configureFlutterEngine(flutterEngine)
+
+        MethodChannel(flutterEngine.dartExecutor.binaryMessenger, CHARGE_CHANNEL)
+            .setMethodCallHandler { call, result ->
+                if (call.method == "getChargeState") {
+                    val isCharging = getBatteryStatus()
+                    val chargeType = if (isCharging) {
+                        val batteryIntent = registerReceiver(null, IntentFilter(Intent.ACTION_BATTERY_CHANGED))
+                        val plug = batteryIntent?.getIntExtra(BatteryManager.EXTRA_PLUGGED, -1) ?: -1
+                        when (plug) {
+                            BatteryManager.BATTERY_PLUGGED_AC -> "AC"
+                            BatteryManager.BATTERY_PLUGGED_USB -> "USB"
+                            BatteryManager.BATTERY_PLUGGED_WIRELESS -> "WIRELESS"
+                            else -> "UNKNOWN"
+                        }
+                    } else {
+                        "NONE"
+                    }
+                    result.success(mapOf("isCharging" to isCharging, "chargeType" to chargeType))
+                } else {
+                    result.notImplemented()
+                }
+            }
+
+        MethodChannel(flutterEngine.dartExecutor.binaryMessenger, SAF_CHANNEL)
+            .setMethodCallHandler { call, result ->
+                when (call.method) {
+                    "restoreUri" -> {
+                        val uriString = call.argument<String>("uri")
+                        if (uriString != null) {
+                            restoreUri(uriString)
+                            result.success(true)
+                        } else {
+                            result.error("INVALID_ARGUMENT", "uri is required", null)
+                        }
+                    }
+                    "selectFolder" -> {
+                        safResult = result
+                        openFolderPicker()
+                    }
+                    "readLogFile" -> {
+                        val fileName = call.argument<String>("fileName")
+                        if (fileName != null) {
+                            val content = readLogFile(fileName)
+                            result.success(content)
+                        } else {
+                            result.error("INVALID_ARGUMENT", "fileName is required", null)
+                        }
+                    }
+                    "listFiles" -> {
+                        val files = listFiles()
+                        result.success(files)
+                    }
+                    "getUri" -> {
+                        result.success(safUri?.toString())
+                    }
+                    else -> result.notImplemented()
+                }
+            }
+
+        EventChannel(flutterEngine.dartExecutor.binaryMessenger, EVENT_CHANNEL)
+            .setStreamHandler(
+                object : EventChannel.StreamHandler {
+                    override fun onListen(arguments: Any?, events: EventChannel.EventSink?) {
+                        eventSink = events
+                        val filter = IntentFilter().apply {
+                            addAction(Intent.ACTION_POWER_CONNECTED)
+                            addAction(Intent.ACTION_POWER_DISCONNECTED)
+                        }
+                        registerReceiver(chargeReceiver, filter)
+                    }
+
+                    override fun onCancel(arguments: Any?) {
+                        eventSink = null
+                        unregisterReceiver(chargeReceiver)
+                    }
+                }
+            )
+    }
+}

android/app/src/main/res/values/styles.xml

@@ -1,18 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is off -->
+    <style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
-    <style name="LaunchTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <!-- 状态栏背景白色 -->
-        <!-- Show a splash screen on the activity. Automatically removed when
+        <item name="android:statusBarColor">@android:color/white</item>
-             the Flutter engine draws its first frame -->
+        <!-- 状态栏图标亮色（深色图标） -->
-        <item name="android:windowBackground">@drawable/launch_background</item>
+        <item name="android:windowLightStatusBar">true</item>
-    </style>
-    <!-- Theme applied to the Android Window as soon as the process has started.
-         This theme determines the color of the Android Window while your
-         Flutter UI initializes, as well as behind your Flutter UI while its
-         running.
-
-         This Theme is only used starting with V2 of Flutter's Android embedding. -->
-    <style name="NormalTheme" parent="@android:style/Theme.Light.NoTitleBar">
-        <item name="android:windowBackground">?android:colorBackground</item>
     </style>
 </resources>

android/gradle.properties

@@ -1,3 +1,7 @@
 org.gradle.jvmargs=-Xmx8G -XX:MaxMetaspaceSize=4G -XX:ReservedCodeCacheSize=512m -XX:+HeapDumpOnOutOfMemoryError
 android.useAndroidX=true
 android.enableJetifier=true
+# This builtInKotlin flag was added automatically by Flutter migrator
+android.builtInKotlin=false
+# This newDsl flag was added automatically by Flutter migrator
+android.newDsl=false

lib/main.dart

@@ -1,7 +1,13 @@
 import 'package:flutter/material.dart';
 import 'pages/battery_health_page.dart';
+import 'services/saf_storage_service.dart';
+
+void main() async {
+  WidgetsFlutterBinding.ensureInitialized();
+
+  // 🟢 初始化 SAF 服务
+  await SafStorageService().init();
 
-void main() {
   runApp(const MyApp());
 }
 
@@ -14,7 +20,9 @@ class MyApp extends StatelessWidget {
       title: '电池健康度',
       theme: ThemeData(
         fontFamily: 'HarmonyOS_Sans_SC',
-        colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
+        colorScheme: ColorScheme.fromSeed(
+          seedColor: const Color.fromARGB(255, 255, 255, 255),
+        ),
         useMaterial3: true,
       ),
       home: const BatteryHealthPage(),

lib/models/saf_permission_state.dart

@@ -0,0 +1,63 @@
+/// SAF 权限状态
+enum SafPermissionState {
+  /// 未授权（首次使用）
+  unauthorized,
+
+  /// 已授权，Uri 有效
+  authorized,
+
+  /// 授权已过期或 Uri 失效
+  expired,
+
+  /// 用户拒绝了授权
+  denied,
+}
+
+/// SAF 授权结果
+class SafAuthorizationResult {
+  final bool success;
+  final String? uriString;
+  final SafPermissionState state;
+  final String? errorMessage;
+
+  SafAuthorizationResult(
+    {
+    required this.success,
+    this.uriString,
+    required this.state,
+    this.errorMessage,
+  }
+  );
+
+  factory SafAuthorizationResult.success(String uri) {
+    return SafAuthorizationResult(
+      success: true,
+      uriString: uri,
+      state: SafPermissionState.authorized,
+    );
+  }
+
+  factory SafAuthorizationResult.denied() {
+    return SafAuthorizationResult(
+      success: false,
+      state: SafPermissionState.denied,
+      errorMessage: '用户拒绝了文件夹访问权限',
+    );
+  }
+
+  factory SafAuthorizationResult.expired() {
+    return SafAuthorizationResult(
+      success: false,
+      state: SafPermissionState.expired,
+      errorMessage: '文件夹访问权限已过期，请重新授权',
+    );
+  }
+
+  factory SafAuthorizationResult.error(String message) {
+    return SafAuthorizationResult(
+      success: false,
+      state: SafPermissionState.unauthorized,
+      errorMessage: message,
+    );
+  }
+}

lib/pages/battery_health_page.dart

@@ -1,18 +1,20 @@
-import 'dart:io';
 import 'dart:async';
+import 'dart:io';
 import 'dart:developer' as dev;
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_svg/flutter_svg.dart';
-import 'package:permission_handler/permission_handler.dart';
 import 'package:sqflite/sqflite.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:path/path.dart' as path;
 import 'package:device_info_plus/device_info_plus.dart';
+//import 'package:shared_preferences/shared_preferences.dart';
 
 import '../models/device_matching.dart';
 import '../utils/charge_utils.dart';
 import '../widgets/charge_detail_page.dart';
+import '../services/saf_storage_service.dart';
+import '../models/saf_permission_state.dart';
 
 // --- 潘通色定义 ---
 const Color kHealthGreen = Color(0xFF00B140);
@@ -40,23 +42,24 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
   double _maxVolt = 0;
   double _minVolt = 0;
   bool _hasData = false;
-  final String _filePath = '/storage/emulated/0/mbattery_charger/';
 
   // ---------- 趋势图数据 ----------
   List<Map<String, dynamic>> _trendData = [];
 
   // ---------- 充电状态 ----------
   bool _isCharging = false;
-  String _chargeType = ''; // "EPP", "PPS", "SDP", "无线", "MZ_EPP" 等
+  String _chargeType = '';
   double _chargePower = 0.0;
   double _chargeVolt = 0.0;
   double _chargeCurr = 0.0;
   int? _wiredLevel;
   bool _isWireless = false;
-
-  // 🟢 1.3.0-dev.3: 充电开始时间（UTC），用于时间窗口判断
   DateTime? _chargingStartTime;
 
+  // ---------- SAF 状态 ----------
+  final SafStorageService _safService = SafStorageService();
+  SafPermissionState _safState = SafPermissionState.unauthorized;
+
   // 动画控制
   late AnimationController _chargeAnimationController;
   late Animation<double> _bottomSlide;
@@ -82,8 +85,10 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
   }
 
   Future<Database> _initDatabase() async {
+    dev.log('🔵 _initDatabase 开始', name: 'BatteryHealth');
     Directory appDocDir = await getApplicationDocumentsDirectory();
     String dbPath = path.join(appDocDir.path, 'battery_health.db');
+    dev.log('🔵 数据库路径: $dbPath', name: 'BatteryHealth');
     return await openDatabase(
       dbPath,
       version: 2,
@@ -134,15 +139,18 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
 
   // ---------- 设备信息 ----------
   Future<void> _getDeviceInfo() async {
+    dev.log('🔵 _getDeviceInfo 开始', name: 'BatteryHealth');
     DeviceInfoPlugin deviceInfo = DeviceInfoPlugin();
     try {
       AndroidDeviceInfo androidInfo = await deviceInfo.androidInfo;
       String model = androidInfo.model;
+      dev.log('🔵 设备型号: $model', name: 'BatteryHealth');
       setState(() {
         _deviceModel = DeviceMatching.getModelName(model);
         _designCap = DeviceMatching.getDesignCapacity(model);
       });
     } catch (e) {
+      dev.log('🔵 获取设备信息失败: $e', name: 'BatteryHealth');
       setState(() {
         _deviceModel = '魅族21 Pro (默认)';
         _designCap = 5050;
@@ -150,22 +158,27 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
     }
   }
 
-  // ---------- 扫描目录 ----------
+  // ---------- 扫描目录 (SAF) ----------
   Future<void> _scanAndUpdateDB() async {
-    Directory dir = Directory(_filePath);
+    dev.log('🔵 _scanAndUpdateDB 开始', name: 'BatteryHealth');
-    if (!await dir.exists()) return;
+    _safState = await _safService.getPermissionState();
+    if (_safState != SafPermissionState.authorized) {
+      dev.log('🔵 _scanAndUpdateDB: 未授权', name: 'BatteryHealth');
+      return;
+    }
 
-    List<FileSystemEntity> files = await dir.list().toList();
+    try {
+      final files = await _safService.listFiles();
+      dev.log('🔵 扫描文件列表: $files', name: 'BatteryHealth');
       RegExp filePattern = RegExp(r'mbattery_charger_log_(\d{4}_\d{2}_\d{2})$');
 
-    for (FileSystemEntity entity in files) {
+      for (String fileName in files) {
-      if (entity is File) {
-        String fileName = path.basename(entity.path);
         Match? match = filePattern.firstMatch(fileName);
         if (match != null) {
           String dateStr = match.group(1)!.replaceAll('_', '-');
+          dev.log('🔵 处理文件: $fileName, 日期: $dateStr', name: 'BatteryHealth');
           try {
-            List<String> lines = await entity.readAsLines();
+            List<String> lines = await _safService.readLogFile(fileName);
             if (lines.isEmpty) continue;
 
             List<String> validLines = lines
@@ -192,23 +205,29 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
             if (maxVolt == null || minVolt == null) continue;
 
             await _insertOrUpdate(dateStr, cap, maxVolt, minVolt);
-          } catch (_) {}
+            dev.log('🔵 插入数据库: $dateStr, cap=$cap', name: 'BatteryHealth');
+          } catch (e) {
+            dev.log('🔵 处理文件 $fileName 异常: $e', name: 'BatteryHealth');
           }
         }
       }
+    } catch (e) {
+      dev.log('🔵 _scanAndUpdateDB 异常: $e', name: 'BatteryHealth');
+    }
   }
 
-  // ---------- 1.3.0-dev.1: 使用 UTC 生成文件名 ----------
+  // ---------- UTC 文件名 ----------
   String getTodayFileName() {
     DateTime nowUtc = DateTime.now().toUtc();
     String year = nowUtc.year.toString();
     String month = nowUtc.month.toString().padLeft(2, '0');
     String day = nowUtc.day.toString().padLeft(2, '0');
-    return 'mbattery_charger_log_${year}_${month}_$day';
+    String fileName = 'mbattery_charger_log_${year}_${month}_$day';
+    dev.log('🔵 getTodayFileName: $fileName', name: 'BatteryHealth');
+    return fileName;
   }
 
   // ---------- 时间戳工具方法 ----------
-  /// 解析日志行中的时间戳，强制解析为 UTC
   DateTime? _parseLogTimestamp(String line) {
     RegExp reg = RegExp(r'\[(\d{4}-\d{2}-\d{2}) (\d{2}:\d{2}:\d{2})\]');
     Match? match = reg.firstMatch(line);
@@ -231,20 +250,93 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
     }
   }
 
-  /// 🟢 1.3.0-dev.3: 时间窗口以插入时刻为基准，只向前看
   bool _isLogTimestampValid(DateTime? logTime) {
     if (logTime == null) return false;
     if (_chargingStartTime == null) {
-      // 边缘情况：回退到当前时间 ±3 分钟
       DateTime nowUtc = DateTime.now().toUtc();
       Duration diff = nowUtc.difference(logTime);
       return diff.abs().inMinutes <= 3;
     }
-    // 日志时间必须在 [充电开始时间, 充电开始时间 + 3 分钟] 范围内
     DateTime endTime = _chargingStartTime!.add(const Duration(minutes: 3));
     return logTime.isAfter(_chargingStartTime!) && logTime.isBefore(endTime);
   }
 
+  // ---------- SAF 授权引导 ----------
+  void _showSafAuthorizationDialog() {
+    dev.log('🔵 _showSafAuthorizationDialog 被调用', name: 'BatteryHealth');
+    if (!mounted) return;
+
+    showDialog<String>(
+      context: context,
+      barrierDismissible: false,
+      builder: (context) => AlertDialog(
+        title: const Text('需要文件夹访问权限'),
+        content: Column(
+          mainAxisSize: MainAxisSize.min,
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: const [
+            Text('请授权访问日志文件夹，以读取电池数据。'),
+            SizedBox(height: 8),
+            Text(
+              '目标路径：\n/storage/emulated/0/mbattery_charger/',
+              style: TextStyle(fontSize: 12, color: Colors.grey),
+            ),
+            SizedBox(height: 8),
+            Text('点击"选择文件夹"后，请在系统文件管理器中找到并选中上述文件夹。'),
+          ],
+        ),
+        actions: [
+          TextButton(
+            onPressed: () {
+              dev.log('🔵 用户取消授权', name: 'BatteryHealth');
+              Navigator.pop(context, 'cancel');
+              setState(() {
+                _safState = SafPermissionState.denied;
+              });
+            },
+            child: const Text('取消'),
+          ),
+          ElevatedButton(
+            onPressed: () {
+              dev.log('🔵 用户点击选择文件夹', name: 'BatteryHealth');
+              Navigator.pop(context, 'select');
+            },
+            child: const Text('选择文件夹'),
+          ),
+        ],
+      ),
+    ).then((result) async {
+      dev.log('🔵 对话框关闭，result: $result', name: 'BatteryHealth');
+      if (result == 'select') {
+        dev.log('🔵 开始请求授权', name: 'BatteryHealth');
+        final authResult = await _safService.requestPermission();
+        dev.log(
+          '🔵 授权结果: success=${authResult.success}, state=${authResult.state}',
+          name: 'BatteryHealth',
+        );
+
+        if (!mounted) return;
+
+        if (authResult.success) {
+          dev.log('🔵 授权成功，调用 readBatteryCapacity', name: 'BatteryHealth');
+          setState(() {
+            _safState = SafPermissionState.authorized;
+          });
+          readBatteryCapacity();
+        } else {
+          dev.log('🔵 授权失败: ${authResult.errorMessage}', name: 'BatteryHealth');
+          ScaffoldMessenger.of(context).showSnackBar(
+            SnackBar(
+              content: Text(authResult.errorMessage ?? '授权失败，请重试'),
+              backgroundColor: Colors.red,
+            ),
+          );
+          _showSafAuthorizationDialog();
+        }
+      }
+    });
+  }
+
   // ---------- 核心：系统API定调 ----------
   void _applySystemChargeState(bool isCharging, String systemChargeType) {
     dev.log(
@@ -263,12 +355,11 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
         _chargeVolt = 0.0;
         _chargeCurr = 0.0;
         _wiredLevel = null;
-        _chargingStartTime = null; // 🟢 清空开始时间
+        _chargingStartTime = null;
         _updateChargeState();
         return;
       }
 
-      // 🟢 1.3.0-dev.3: 记录充电开始时刻（仅当从断开状态变为充电状态时）
       if (_chargingStartTime == null) {
         _chargingStartTime = DateTime.now().toUtc();
         dev.log(
@@ -297,7 +388,6 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
         _isWireless = false;
         _chargeType = "SDP";
       } else {
-        // UNKNOWN 时清空旧类型，等待日志修正
         dev.log(
           '[_applySystemChargeState] ⚠️ 未知类型: $systemChargeType，清空类型等待日志',
           name: 'BatteryHealth',
@@ -324,7 +414,6 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
       name: 'BatteryHealth',
     );
 
-    // ---------- 1. 收集所有在有效时间窗口内的数据行 ----------
     List<Map<String, dynamic>> validLines = [];
     for (String line in lines) {
       DateTime? timestamp = _parseLogTimestamp(line);
@@ -349,10 +438,8 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
       return;
     }
 
-    // 按时间戳排序（从新到旧）
     validLines.sort((a, b) => b['timestamp'].compareTo(a['timestamp']));
 
-    // 取最新的一条
     Map<String, dynamic> latest = validLines.first;
     String latestLine = latest['line'];
     String latestType = latest['type'];
@@ -363,7 +450,7 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
       name: 'BatteryHealth',
     );
 
-    // ---------- 2. 无线处理 ----------
+    // ---------- 无线 ----------
     if (latestType == 'wls') {
       dev.log('[_parseChargeDataFromLog] 处理无线数据', name: 'BatteryHealth');
 
@@ -390,7 +477,7 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
       return;
     }
 
-    // ---------- 3. 有线处理 ----------
+    // ---------- 有线 ----------
     if (latestType == 'usb') {
       dev.log('[_parseChargeDataFromLog] 处理有线数据', name: 'BatteryHealth');
 
@@ -411,7 +498,6 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
 
         _isWireless = false;
 
-        // 🟢 1.3.0-dev.2: real_type 优先级最高
         if (realType != null && realType == "PPS") {
           _chargeType = "PPS";
         } else if (realType != null &&
@@ -438,14 +524,13 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
     }
   }
 
-  // 🟢 1.3.0-dev.3: 增加超时保护
+  // ---------- SAF 文件读取 ----------
   Future<void> _fetchChargeDataFromLog() async {
     if (!_isCharging) {
       dev.log('[_fetchChargeDataFromLog] 未充电，跳过读取', name: 'BatteryHealth');
       return;
     }
 
-    // 超时检查：如果插入超过 5 分钟还没读到数据，不再频繁报错
     if (_chargingStartTime != null) {
       Duration elapsed = DateTime.now().toUtc().difference(_chargingStartTime!);
       if (elapsed.inMinutes > 5) {
@@ -457,24 +542,34 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
       }
     }
 
-    String fullPath = _filePath + getTodayFileName();
+    _safState = await _safService.getPermissionState();
-    dev.log('[_fetchChargeDataFromLog] 尝试读取: $fullPath', name: 'BatteryHealth');
+    if (_safState != SafPermissionState.authorized) {
+      dev.log('[_fetchChargeDataFromLog] 未授权，跳过', name: 'BatteryHealth');
+      return;
+    }
 
-    File file = File(fullPath);
+    final fileName = getTodayFileName();
-    if (!await file.exists()) {
+    dev.log('[_fetchChargeDataFromLog] 尝试读取: $fileName', name: 'BatteryHealth');
+
+    final exists = await _safService.logFileExists(fileName);
+    if (!exists) {
       dev.log(
-        '[_fetchChargeDataFromLog] ⚠️ 文件不存在: $fullPath',
+        '[_fetchChargeDataFromLog] ⚠️ 文件不存在: $fileName',
         name: 'BatteryHealth',
       );
       return;
     }
+
     try {
-      List<String> lines = await file.readAsLines();
+      final lines = await _safService.readLogFile(fileName);
+      if (lines.isEmpty) {
+        dev.log('[_fetchChargeDataFromLog] 文件为空', name: 'BatteryHealth');
+        return;
+      }
       dev.log(
         '[_fetchChargeDataFromLog] ✅ 读取成功，共 ${lines.length} 行',
         name: 'BatteryHealth',
       );
-      if (lines.isEmpty) return;
       _parseChargeDataFromLog(lines);
     } catch (e) {
       dev.log('[_fetchChargeDataFromLog] ❌ 读取异常: $e', name: 'BatteryHealth');
@@ -535,21 +630,35 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
 
   // ---------- 读取当前数据 ----------
   Future<void> readBatteryCapacity() async {
-    var status = await Permission.manageExternalStorage.request();
+    dev.log(
-    if (!status.isGranted) {
+      '🔵 ========== readBatteryCapacity 开始 ==========',
-      setState(() => _hasData = false);
+      name: 'BatteryHealth',
+    );
+
+    // 检查 SAF 授权
+    _safState = await _safService.getPermissionState();
+    dev.log('🔵 SAF状态: $_safState', name: 'BatteryHealth');
+
+    if (_safState != SafPermissionState.authorized) {
+      dev.log('🔵 未授权，弹窗', name: 'BatteryHealth');
+      if (mounted) _showSafAuthorizationDialog();
       return;
     }
 
     await _getDeviceInfo();
     await _scanAndUpdateDB();
 
-    String fullPath = _filePath + getTodayFileName();
+    final fileName = getTodayFileName();
-    File file = File(fullPath);
+    dev.log('🔵 今日文件名: $fileName', name: 'BatteryHealth');
 
-    if (!await file.exists()) {
+    final exists = await _safService.logFileExists(fileName);
+    dev.log('🔵 文件存在: $exists', name: 'BatteryHealth');
+
+    if (!exists) {
+      dev.log('🔵 文件不存在，尝试从数据库读取', name: 'BatteryHealth');
       List<Map<String, dynamic>> recent = await _queryRecentData(1);
       if (recent.isNotEmpty) {
+        dev.log('🔵 数据库有数据: ${recent.first}', name: 'BatteryHealth');
         setState(() {
           _currentCap = recent.first['capacity'].toDouble();
           _maxVolt = recent.first['volt_max'] ?? 0;
@@ -558,6 +667,7 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
         });
         await _updateTrendChart();
       } else {
+        dev.log('🔵 数据库无数据', name: 'BatteryHealth');
         setState(() => _hasData = false);
       }
       if (_isCharging) _fetchChargeDataFromLog();
@@ -567,8 +677,10 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
     }
 
     try {
-      List<String> lines = await file.readAsLines();
+      final lines = await _safService.readLogFile(fileName);
+      dev.log('🔵 读取到 ${lines.length} 行', name: 'BatteryHealth');
       if (lines.isEmpty) {
+        dev.log('🔵 文件为空', name: 'BatteryHealth');
         setState(() => _hasData = false);
         if (_isCharging) _fetchChargeDataFromLog();
         _chargeAnimationController.reset();
@@ -576,12 +688,23 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
         return;
       }
 
+      // 打印前几行
+      if (lines.isNotEmpty) {
+        dev.log('🔵 第一行: ${lines.first}', name: 'BatteryHealth');
+        if (lines.length > 1) {
+          dev.log('🔵 第二行: ${lines[1]}', name: 'BatteryHealth');
+        }
+      }
+
       if (_isCharging) _parseChargeDataFromLog(lines);
 
       List<String> validLines = lines
           .where((line) => line.contains('tbat='))
           .toList();
+      dev.log('🔵 有效行数 (含tbat): ${validLines.length}', name: 'BatteryHealth');
+
       if (validLines.isEmpty) {
+        dev.log('🔵 无有效数据行', name: 'BatteryHealth');
         setState(() => _hasData = false);
         _chargeAnimationController.reset();
         _updateChargeState();
@@ -589,6 +712,8 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
       }
 
       String lastLine = validLines.last;
+      dev.log('🔵 最后一行: $lastLine', name: 'BatteryHealth');
+
       RegExp capReg = RegExp(r'learned_cap=(\d+)');
       RegExp cycleReg = RegExp(r'cycle=(\d+)');
       RegExp tempReg = RegExp(r'tbat=(\d+)');
@@ -599,7 +724,13 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
       String? tempStr = tempReg.firstMatch(lastLine)?.group(1);
       String? voltStr = voltageReg.firstMatch(lastLine)?.group(1);
 
+      dev.log(
+        '🔵 capStr=$capStr, cycleStr=$cycleStr, tempStr=$tempStr, voltStr=$voltStr',
+        name: 'BatteryHealth',
+      );
+
       if (capStr == null) {
+        dev.log('🔵 未找到 learned_cap', name: 'BatteryHealth');
         setState(() => _hasData = false);
         _chargeAnimationController.reset();
         _updateChargeState();
@@ -611,6 +742,11 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
       double temp = double.parse(tempStr ?? '0');
       double volt = double.parse(voltStr ?? '0') / 1000000;
 
+      dev.log(
+        '🔵 解析结果: capMah=$capMah, cycle=$cycle, temp=$temp, volt=$volt',
+        name: 'BatteryHealth',
+      );
+
       List<double> temps = [];
       for (String line in validLines) {
         RegExpMatch? match = tempReg.firstMatch(line);
@@ -645,10 +781,20 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
         _hasData = true;
       });
 
+      dev.log(
+        '🔵 数据更新完成: _currentCap=$_currentCap, _cycleCount=$_cycleCount',
+        name: 'BatteryHealth',
+      );
+
       await _updateTrendChart();
       _chargeAnimationController.reset();
       _updateChargeState();
+      dev.log(
+        '🔵 ========== readBatteryCapacity 完成 ==========',
+        name: 'BatteryHealth',
+      );
     } catch (e) {
+      dev.log('🔵 readBatteryCapacity 异常: $e', name: 'BatteryHealth');
       setState(() => _hasData = false);
       _chargeAnimationController.reset();
       _updateChargeState();
@@ -666,6 +812,7 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
   @override
   void initState() {
     super.initState();
+    dev.log('🔵 ========== initState 开始 ==========', name: 'BatteryHealth');
 
     _chargeAnimationController = AnimationController(
       vsync: this,
@@ -700,9 +847,29 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
       }
     });
 
-    WidgetsBinding.instance.addPostFrameCallback((_) {
+    WidgetsBinding.instance.addPostFrameCallback((_) async {
+      dev.log('🔵 initState -> addPostFrameCallback 开始', name: 'BatteryHealth');
+
+      await _safService.init();
+      dev.log(
+        '🔵 _safService.init() 完成，cachedUri: ${_safService.cachedUri}',
+        name: 'BatteryHealth',
+      );
+
+      _safState = await _safService.getPermissionState();
+      dev.log('🔵 _safState: $_safState', name: 'BatteryHealth');
+
+      if (_safState == SafPermissionState.unauthorized ||
+          _safState == SafPermissionState.expired) {
+        dev.log('🔵 需要授权，弹窗', name: 'BatteryHealth');
+        if (mounted) _showSafAuthorizationDialog();
+      } else {
+        dev.log('🔵 已有授权，调用 readBatteryCapacity', name: 'BatteryHealth');
         readBatteryCapacity();
+      }
     });
+
+    dev.log('🔵 ========== initState 结束 ==========', name: 'BatteryHealth');
   }
 
   @override
@@ -718,11 +885,17 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
   @override
   Widget build(BuildContext context) {
     return AnnotatedRegion<SystemUiOverlayStyle>(
-      value: SystemUiOverlayStyle.dark,
+      value: SystemUiOverlayStyle(
+        statusBarColor: Colors.white,
+        statusBarIconBrightness: Brightness.dark,
+        statusBarBrightness: Brightness.dark,
+      ),
       child: Scaffold(
+        backgroundColor: Colors.white, // 🟢 页面背景色与 AppBar 统一
         appBar: AppBar(
-          backgroundColor: const Color.fromARGB(0, 255, 255, 255),
+          backgroundColor: Colors.white,
-          elevation: 0,
+          elevation: 0, // 🟢 去掉阴影
+          scrolledUnderElevation: 0, // 🟢 滚动时也不出现阴影
           title: const Text(
             '电池健康度',
             style: TextStyle(
@@ -799,9 +972,7 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
                       fontSize: 40,
                       fontWeight: FontWeight.w500,
                       height: 1.0,
-                      color: healthPercent < 70
+                      color: healthPercent < 70 ? Colors.red : Colors.black,
-                          ? Colors.red
-                          : Colors.black, // 🟢 动态颜色
                     ),
                   ),
                   const SizedBox(width: 2),
@@ -813,7 +984,7 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
                       height: 1.0,
                       color: healthPercent < 70
                           ? Colors.red
-                          : Colors.grey.shade600, // 🟢 动态颜色
+                          : Colors.grey.shade600,
                     ),
                   ),
                 ],
@@ -1047,7 +1218,7 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
                                 } else if (value >= 70) {
                                   barColor = kHealthYellow;
                                 } else {
-                                  barColor = Colors.red; // 🟢 小于 70 显示红色
+                                  barColor = Colors.red;
                                 }
                               } else {
                                 barColor = Colors.grey.shade300;

lib/services/saf_storage_service.dart

@@ -0,0 +1,192 @@
+import 'package:flutter/foundation.dart';
+import 'package:flutter/services.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+import '../models/saf_permission_state.dart';
+
+/// SAF 存储服务
+/// 负责管理通过 SAF 授权的文件夹访问
+class SafStorageService {
+  static final SafStorageService _instance = SafStorageService._internal();
+  factory SafStorageService() => _instance;
+  SafStorageService._internal();
+
+  static const MethodChannel _channel = MethodChannel(
+    'com.lxh.battery_health/saf',
+  );
+  static const String _prefKeySafUri = 'saf_storage_uri';
+  String? _cachedUri;
+
+  /// 初始化，从 SharedPreferences 恢复 URI
+  Future<void> init() async {
+    try {
+      final prefs = await SharedPreferences.getInstance();
+      _cachedUri = prefs.getString(_prefKeySafUri);
+      if (kDebugMode) {
+        print('[SAF] 初始化，缓存 URI: $_cachedUri');
+      }
+    } catch (e) {
+      if (kDebugMode) {
+        print('[SAF] 初始化失败: $e');
+      }
+      _cachedUri = null;
+    }
+  }
+
+  /// 获取当前授权状态（简化版，直接根据缓存判断）
+  Future<SafPermissionState> getPermissionState() async {
+    if (_cachedUri == null || _cachedUri!.isEmpty) {
+      return SafPermissionState.unauthorized;
+    }
+    // 直接返回 authorized，相信缓存
+    return SafPermissionState.authorized;
+  }
+
+  /// 请求 SAF 授权（引导用户选择文件夹）
+  Future<SafAuthorizationResult> requestPermission() async {
+    try {
+      final String? uriString = await _channel.invokeMethod('selectFolder');
+
+      if (uriString == null || uriString.isEmpty) {
+        return SafAuthorizationResult.denied();
+      }
+
+      _cachedUri = uriString;
+      await _saveUri(uriString);
+
+      if (kDebugMode) {
+        print('[SAF] 授权成功，URI: $uriString');
+      }
+
+      return SafAuthorizationResult.success(uriString);
+    } catch (e) {
+      if (kDebugMode) {
+        print('[SAF] 授权失败: $e');
+      }
+      return SafAuthorizationResult.error('授权失败: $e');
+    }
+  }
+
+  /// 🟢 将 URI 传递给 Kotlin 端（用于恢复 safUri）
+  Future<bool> restoreUri() async {
+    if (_cachedUri == null || _cachedUri!.isEmpty) {
+      if (kDebugMode) {
+        print('[SAF] restoreUri: 缓存 URI 为空');
+      }
+      return false;
+    }
+    try {
+      final bool? result = await _channel.invokeMethod('restoreUri', {
+        'uri': _cachedUri,
+      });
+      if (result == true) {
+        if (kDebugMode) {
+          print('[SAF] restoreUri 成功: $_cachedUri');
+        }
+        return true;
+      } else {
+        if (kDebugMode) {
+          print('[SAF] restoreUri 失败: 返回 false');
+        }
+        return false;
+      }
+    } catch (e) {
+      if (kDebugMode) {
+        print('[SAF] restoreUri 异常: $e');
+      }
+      return false;
+    }
+  }
+
+  /// 检查指定日期的日志文件是否存在
+  Future<bool> logFileExists(String fileName) async {
+    final state = await getPermissionState();
+    if (state != SafPermissionState.authorized) return false;
+    try {
+      final files = await listFiles();
+      return files.contains(fileName);
+    } catch (e) {
+      return false;
+    }
+  }
+
+  /// 读取日志文件内容（返回行列表）
+  Future<List<String>> readLogFile(String fileName) async {
+    // 🟢 先尝试恢复 URI
+    await restoreUri();
+
+    final state = await getPermissionState();
+    if (state != SafPermissionState.authorized) return [];
+
+    try {
+      final String? content = await _channel.invokeMethod('readLogFile', {
+        'fileName': fileName,
+      });
+      if (content == null || content.isEmpty) return [];
+      return content.split('\n');
+    } catch (e) {
+      if (kDebugMode) {
+        print('[SAF] 读取文件失败: $e');
+      }
+      return [];
+    }
+  }
+
+  /// 获取文件夹中的文件列表
+  Future<List<String>> listFiles() async {
+    // 🟢 先尝试恢复 URI
+    await restoreUri();
+
+    final state = await getPermissionState();
+    if (state != SafPermissionState.authorized) return [];
+
+    try {
+      final result = await _channel.invokeMethod('listFiles');
+      if (result is List) {
+        return result.cast<String>();
+      }
+      return [];
+    } catch (e) {
+      if (kDebugMode) {
+        print('[SAF] 列出文件失败: $e');
+      }
+      return [];
+    }
+  }
+
+  /// 验证授权是否有效（简化版）
+  Future<bool> validatePermission() async {
+    final state = await getPermissionState();
+    return state == SafPermissionState.authorized;
+  }
+
+  /// 清除缓存
+  void _clearCache() {
+    _cachedUri = null;
+    _saveUri(null);
+  }
+
+  /// 保存 URI 到 SharedPreferences
+  Future<void> _saveUri(String? uri) async {
+    try {
+      final prefs = await SharedPreferences.getInstance();
+      if (uri != null && uri.isNotEmpty) {
+        await prefs.setString(_prefKeySafUri, uri);
+        if (kDebugMode) {
+          print('[SAF] 保存 URI 成功: $uri');
+        }
+      } else {
+        await prefs.remove(_prefKeySafUri);
+        if (kDebugMode) {
+          print('[SAF] 清除 URI');
+        }
+      }
+    } catch (e) {
+      if (kDebugMode) {
+        print('[SAF] 保存 URI 失败: $e');
+      }
+    }
+  }
+
+  /// 获取缓存的 URI（用于调试）
+  String? get cachedUri => _cachedUri;
+}

linux/flutter/generated_plugins.cmake

@@ -6,6 +6,7 @@ list(APPEND FLUTTER_PLUGIN_LIST
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST
+  jni
 )
 
 set(PLUGIN_BUNDLED_LIBRARIES)

macos/Flutter/GeneratedPluginRegistrant.swift

@@ -6,11 +6,11 @@ import FlutterMacOS
 import Foundation
 
 import device_info_plus
-import path_provider_foundation
+import shared_preferences_foundation
 import sqflite_darwin
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   DeviceInfoPlusMacosPlugin.register(with: registry.registrar(forPlugin: "DeviceInfoPlusMacosPlugin"))
-  PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
+  SharedPreferencesPlugin.register(with: registry.registrar(forPlugin: "SharedPreferencesPlugin"))
   SqflitePlugin.register(with: registry.registrar(forPlugin: "SqflitePlugin"))
 }

pubspec.lock

@@ -6,7 +6,7 @@ packages:
     description:
       name: args
       sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.7.0"
   async:
@@ -14,7 +14,7 @@ packages:
     description:
       name: async
       sha256: e2eb0491ba5ddb6177742d2da23904574082139b07c1e33b8503b9f46f3e1a37
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.13.1"
   boolean_selector:
@@ -22,39 +22,55 @@ packages:
     description:
       name: boolean_selector
       sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.1.2"
   characters:
     dependency: transitive
     description:
       name: characters
-      sha256: f71061c654a3380576a52b451dd5532377954cf9dbd272a78fc8479606670803
+      sha256: faf38497bda5ead2a8c7615f4f7939df04333478bf32e4173fcb06d428b5716b
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.4.0"
+    version: "1.4.1"
   clock:
     dependency: transitive
     description:
       name: clock
       sha256: fddb70d9b5277016c77a80201021d40a2247104d9f4aa7bab7157b7e3f05b84b
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.1.2"
+  code_assets:
+    dependency: transitive
+    description:
+      name: code_assets
+      sha256: bf394f466ba9205f1812a0433b392d6af280f155f56651eda7c18cc32ed493b8
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.2.1"
   collection:
     dependency: transitive
     description:
       name: collection
       sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.19.1"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "3.0.7"
   cupertino_icons:
     dependency: "direct main"
     description:
       name: cupertino_icons
       sha256: "41e005c33bd814be4d3096aff55b1908d419fde52ca656c8c47719ec745873cd"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.0.9"
   device_info_plus:
@@ -62,7 +78,7 @@ packages:
     description:
       name: device_info_plus
       sha256: a7fd703482b391a87d60b6061d04dfdeab07826b96f9abd8f5ed98068acc0074
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "10.1.2"
   device_info_plus_platform_interface:
@@ -70,7 +86,7 @@ packages:
     description:
       name: device_info_plus_platform_interface
       sha256: e1ea89119e34903dca74b883d0dd78eb762814f97fb6c76f35e9ff74d261a18f
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "7.0.3"
   fake_async:
@@ -78,7 +94,7 @@ packages:
     description:
       name: fake_async
       sha256: "5368f224a74523e8d2e7399ea1638b37aecfca824a3cc4dfdf77bf1fa905ac44"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.3.3"
   ffi:
@@ -86,7 +102,7 @@ packages:
     description:
       name: ffi
       sha256: "6d7fd89431262d8f3125e81b50d3847a091d846eafcd4fdb88dd06f36d705a45"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.2.0"
   file:
@@ -94,7 +110,7 @@ packages:
     description:
       name: file
       sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "7.0.1"
   flutter:
@@ -107,7 +123,7 @@ packages:
     description:
       name: flutter_lints
       sha256: "5398f14efa795ffb7a33e9b6a08798b26a180edac4ad7db3f231e40f82ce11e1"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "5.0.0"
   flutter_svg:
@@ -115,7 +131,7 @@ packages:
     description:
       name: flutter_svg
       sha256: "35882981abcbfb8c15b286f0cd690ff25bac12d95eff3e25ee207f37d4c42e7f"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.3.0"
   flutter_test:
@@ -128,12 +144,20 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  hooks:
+    dependency: transitive
+    description:
+      name: hooks
+      sha256: "9a62a50b50b769a737bc0a8ff381f333529df3ab746b2f6b02e83760231455ba"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.0.2"
   http:
     dependency: transitive
     description:
       name: http
       sha256: "87721a4a50b19c7f1d49001e51409bddc46303966ce89a65af4f4e6004896412"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.6.0"
   http_parser:
@@ -141,15 +165,31 @@ packages:
     description:
       name: http_parser
       sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "4.1.2"
+  jni:
+    dependency: transitive
+    description:
+      name: jni
+      sha256: c2230682d5bc2362c1c9e8d3c7f406d9cbba23ab3f2e203a025dd47e0fb2e68f
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.0"
+  jni_flutter:
+    dependency: transitive
+    description:
+      name: jni_flutter
+      sha256: "8b59e590786050b1cd866677dddaf76b1ade5e7bc751abe04b86e84d379d3ba6"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.1"
   leak_tracker:
     dependency: transitive
     description:
       name: leak_tracker
       sha256: "33e2e26bdd85a0112ec15400c8cbffea70d0f9c3407491f672a2fad47915e2de"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "11.0.2"
   leak_tracker_flutter_testing:
@@ -157,7 +197,7 @@ packages:
     description:
       name: leak_tracker_flutter_testing
       sha256: "1dbc140bb5a23c75ea9c4811222756104fbcd1a27173f0c34ca01e16bea473c1"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "3.0.10"
   leak_tracker_testing:
@@ -165,7 +205,7 @@ packages:
     description:
       name: leak_tracker_testing
       sha256: "8d5a2d49f4a66b49744b23b018848400d23e54caf9463f4eb20df3eb8acb2eb1"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "3.0.2"
   lints:
@@ -173,39 +213,63 @@ packages:
     description:
       name: lints
       sha256: c35bb79562d980e9a453fc715854e1ed39e24e7d0297a880ef54e17f9874a9d7
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "5.1.1"
+  logging:
+    dependency: transitive
+    description:
+      name: logging
+      sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.3.0"
   matcher:
     dependency: transitive
     description:
       name: matcher
-      sha256: dc58c723c3c24bf8d3e2d3ad3f2f9d7bd9cf43ec6feaa64181775e60190153f2
+      sha256: dc0b7dc7651697ea4ff3e69ef44b0407ea32c487a39fff6a4004fa585e901861
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.12.17"
+    version: "0.12.19"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: f7142bb1154231d7ea5f96bc7bde4bda2a0945d2806bb11670e30b850d56bdec
+      sha256: "9c337007e82b1889149c82ed242ed1cb24a66044e30979c44912381e9be4c48b"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.11.1"
+    version: "0.13.0"
   meta:
     dependency: transitive
     description:
       name: meta
-      sha256: e3641ec5d63ebf0d9b41bd43201a66e3fc79a65db5f61fc181f04cd27aab950c
+      sha256: "1741988757a65eb6b36abe716829688cf01910bbf91c34354ff7ec1c3de2b349"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.16.0"
+    version: "1.18.0"
+  objective_c:
+    dependency: transitive
+    description:
+      name: objective_c
+      sha256: "6cb691c686fa2838c6deb34980d426145c2a5d537491cb83d463c33cdbc726ed"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "9.4.1"
+  package_config:
+    dependency: transitive
+    description:
+      name: package_config
+      sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.2.0"
   path:
     dependency: "direct main"
     description:
       name: path
       sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.9.1"
   path_parsing:
@@ -213,55 +277,55 @@ packages:
     description:
       name: path_parsing
       sha256: "883402936929eac138ee0a45da5b0f2c80f89913e6dc3bf77eb65b84b409c6ca"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.1.0"
   path_provider:
     dependency: "direct main"
     description:
       name: path_provider
-      sha256: "50c5dd5b6e1aaf6fb3a78b33f6aa3afca52bf903a8a5298f53101fdaee55bbcd"
+      sha256: a7f4874f987173da295a61c181b8ee71dab59b332a486b391babf26a1b884825
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.1.5"
+    version: "2.1.6"
   path_provider_android:
     dependency: transitive
     description:
       name: path_provider_android
-      sha256: "149441ca6e4f38193b2e004c0ca6376a3d11f51fa5a77552d8bd4d2b0c0912ba"
+      sha256: "69cbd515a62b94d32a7944f086b2f82b4ac40a1d45bebfc00813a430ab2dabcd"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.2.23"
+    version: "2.3.1"
   path_provider_foundation:
     dependency: transitive
     description:
       name: path_provider_foundation
-      sha256: "6d13aece7b3f5c5a9731eaf553ff9dcbc2eff41087fd2df587fd0fed9a3eb0c4"
+      sha256: "2a376b7d6392d80cd3705782d2caa734ca4727776db0b6ec36ef3f1855197699"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.5.1"
+    version: "2.6.0"
   path_provider_linux:
     dependency: transitive
     description:
       name: path_provider_linux
-      sha256: f7a1fe3a634fe7734c8d3f2766ad746ae2a2884abe22e241a8b301bf5cac3279
+      sha256: "58c2005f147315b11e9b4a7bc889cd5203e250cba8e3f012dae259b4972b5c16"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.2.1"
+    version: "2.2.2"
   path_provider_platform_interface:
     dependency: transitive
     description:
       name: path_provider_platform_interface
-      sha256: "88f5779f72ba699763fa3a3b06aa4bf6de76c8e5de842cf6f29e2e06476c2334"
+      sha256: "484838772624c3a4b94f1e44a3e19897fee738f2d5c4ce448443b0417f7c9dda"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.1.2"
+    version: "2.1.3"
   path_provider_windows:
     dependency: transitive
     description:
       name: path_provider_windows
       sha256: bd6f00dbd873bfb70d0761682da2b3a2c2fccc2b9e84c495821639601d81afe7
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.3.0"
   permission_handler:
@@ -269,7 +333,7 @@ packages:
     description:
       name: permission_handler
       sha256: "59adad729136f01ea9e35a48f5d1395e25cba6cea552249ddbe9cf950f5d7849"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "11.4.0"
   permission_handler_android:
@@ -277,7 +341,7 @@ packages:
     description:
       name: permission_handler_android
       sha256: d3971dcdd76182a0c198c096b5db2f0884b0d4196723d21a866fc4cdea057ebc
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "12.1.0"
   permission_handler_apple:
@@ -285,7 +349,7 @@ packages:
     description:
       name: permission_handler_apple
       sha256: "79dfa1df734798aa3cfdad166d3a3698c206d8813de13516ea1071b5d7e2f420"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "9.4.10"
   permission_handler_html:
@@ -293,7 +357,7 @@ packages:
     description:
       name: permission_handler_html
       sha256: "38f000e83355abb3392140f6bc3030660cfaef189e1f87824facb76300b4ff24"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "0.1.3+5"
   permission_handler_platform_interface:
@@ -301,7 +365,7 @@ packages:
     description:
       name: permission_handler_platform_interface
       sha256: eb99b295153abce5d683cac8c02e22faab63e50679b937fa1bf67d58bb282878
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "4.3.0"
   permission_handler_windows:
@@ -309,7 +373,7 @@ packages:
     description:
       name: permission_handler_windows
       sha256: "1a790728016f79a41216d88672dbc5df30e686e811ad4e698bfc51f76ad91f1e"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "0.2.1"
   petitparser:
@@ -317,7 +381,7 @@ packages:
     description:
       name: petitparser
       sha256: "91bd59303e9f769f108f8df05e371341b15d59e995e6806aefab827b58336675"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "7.0.2"
   platform:
@@ -325,7 +389,7 @@ packages:
     description:
       name: platform
       sha256: "5d6b1b0036a5f331ebc77c850ebc8506cbc1e9416c27e59b439f917a902a4984"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "3.1.6"
   plugin_platform_interface:
@@ -333,9 +397,81 @@ packages:
     description:
       name: plugin_platform_interface
       sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.1.8"
+  pub_semver:
+    dependency: transitive
+    description:
+      name: pub_semver
+      sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.2.0"
+  record_use:
+    dependency: transitive
+    description:
+      name: record_use
+      sha256: "2551bd8eecfe95d14ae75f6021ad0248be5c27f138c2ec12fcb52b500b3ba1ed"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.6.0"
+  shared_preferences:
+    dependency: "direct main"
+    description:
+      name: shared_preferences
+      sha256: c3025c5534b01739267eb7d76959bbc25a6d10f6988e1c2a3036940133dd10bf
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.5.5"
+  shared_preferences_android:
+    dependency: transitive
+    description:
+      name: shared_preferences_android
+      sha256: "93ae5884a9df5d3bb696825bceb3a17590754548b5d740eba51500afc8d088f5"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.4.26"
+  shared_preferences_foundation:
+    dependency: transitive
+    description:
+      name: shared_preferences_foundation
+      sha256: "4e7eaffc2b17ba398759f1151415869a34771ba11ebbccd1b0145472a619a64f"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.5.6"
+  shared_preferences_linux:
+    dependency: transitive
+    description:
+      name: shared_preferences_linux
+      sha256: "580abfd40f415611503cae30adf626e6656dfb2f0cee8f465ece7b6defb40f2f"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.4.1"
+  shared_preferences_platform_interface:
+    dependency: transitive
+    description:
+      name: shared_preferences_platform_interface
+      sha256: "649dc798a33931919ea356c4305c2d1f81619ea6e92244070b520187b5140ef9"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.4.2"
+  shared_preferences_web:
+    dependency: transitive
+    description:
+      name: shared_preferences_web
+      sha256: c49bd060261c9a3f0ff445892695d6212ff603ef3115edbb448509d407600019
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.4.3"
+  shared_preferences_windows:
+    dependency: transitive
+    description:
+      name: shared_preferences_windows
+      sha256: "94ef0f72b2d71bc3e700e025db3710911bd51a71cefb65cc609dd0d9a982e3c1"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.4.1"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -346,55 +482,55 @@ packages:
     description:
       name: source_span
       sha256: "56a02f1f4cd1a2d96303c0144c93bd6d909eea6bee6bf5a0e0b685edbd4c47ab"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.10.2"
   sqflite:
     dependency: "direct main"
     description:
       name: sqflite
-      sha256: e2297b1da52f127bc7a3da11439985d9b536f75070f3325e62ada69a5c585d03
+      sha256: "58a799e6ac17dd32fbab93813d39ed835a75ccc0f8f85b8955fe318c6712b082"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.4.2"
+    version: "2.4.3"
   sqflite_android:
     dependency: transitive
     description:
       name: sqflite_android
-      sha256: ecd684501ebc2ae9a83536e8b15731642b9570dc8623e0073d227d0ee2bfea88
+      sha256: d0548f9d7422a2dae99ec6f8b0a3074463b132d216fa5ba0d230eeefc901983b
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.4.2+2"
+    version: "2.4.3"
   sqflite_common:
     dependency: transitive
     description:
       name: sqflite_common
-      sha256: "6ef422a4525ecc601db6c0a2233ff448c731307906e92cabc9ba292afaae16a6"
+      sha256: "5bf6a55c166e73bf651ba7ec3ed486e577620e3dc8f3a9c6a258a8031b624590"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.5.6"
+    version: "2.5.11"
   sqflite_darwin:
     dependency: transitive
     description:
       name: sqflite_darwin
-      sha256: "279832e5cde3fe99e8571879498c9211f3ca6391b0d818df4e17d9fff5c6ccb3"
+      sha256: c86ca18b8f666bbf903924687fe21cc16fc385d086005067e26619ca530bef9f
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.4.2"
+    version: "2.4.3+1"
   sqflite_platform_interface:
     dependency: transitive
     description:
       name: sqflite_platform_interface
-      sha256: "8dd4515c7bdcae0a785b0062859336de775e8c65db81ae33dd5445f35be61920"
+      sha256: f84939f84350d92d04416f8bc4dc52d3896aec7716cc9e80cf0146342139dc50
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.4.0"
+    version: "2.4.1"
   stack_trace:
     dependency: transitive
     description:
       name: stack_trace
       sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.12.1"
   stream_channel:
@@ -402,7 +538,7 @@ packages:
     description:
       name: stream_channel
       sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.1.4"
   string_scanner:
@@ -410,39 +546,39 @@ packages:
     description:
       name: string_scanner
       sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.4.1"
   synchronized:
     dependency: transitive
     description:
       name: synchronized
-      sha256: c254ade258ec8282947a0acbbc90b9575b4f19673533ee46f2f6e9b3aeefd7c0
+      sha256: "93b153dcb6a26dcddee6ca087dd634b53e38c10b5aa163e8e49501a776456153"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "3.4.0"
+    version: "3.4.1"
   term_glyph:
     dependency: transitive
     description:
       name: term_glyph
       sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.2.2"
   test_api:
     dependency: transitive
     description:
       name: test_api
-      sha256: "522f00f556e73044315fa4585ec3270f1808a4b186c936e612cab0b565ff1e00"
+      sha256: "949a932224383300f01be9221c39180316445ecb8e7547f70a41a35bf421fb9e"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.7.6"
+    version: "0.7.11"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
       sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.4.0"
   vector_graphics:
@@ -450,7 +586,7 @@ packages:
     description:
       name: vector_graphics
       sha256: "2306c03da2ba81724afeb589c351ebbc0aa7d86005925be8f8735856dbe5e42d"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.2.2"
   vector_graphics_codec:
@@ -458,23 +594,23 @@ packages:
     description:
       name: vector_graphics_codec
       sha256: "99fd9fbd34d9f9a32efd7b6a6aae14125d8237b10403b422a6a6dfeac2806146"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.1.13"
   vector_graphics_compiler:
     dependency: transitive
     description:
       name: vector_graphics_compiler
-      sha256: b9b3f391857781aa96acacef96066f2f49b4cd03cf9fce3ca4d8da2ef5ea129e
+      sha256: "142a9146f447d15b10bdc00e21d5f4d83e5b32bb5f8f8f5a04c75311344923a3"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.2.3"
+    version: "1.2.6"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
       sha256: d530bd74fea330e6e364cda7a85019c434070188383e1cd8d9777ee586914c5b
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.2.0"
   vm_service:
@@ -482,7 +618,7 @@ packages:
     description:
       name: vm_service
       sha256: "0016aef94fc66495ac78af5859181e3f3bf2026bd8eecc72b9565601e19ab360"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "15.2.0"
   web:
@@ -490,7 +626,7 @@ packages:
     description:
       name: web
       sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.1.1"
   win32:
@@ -498,7 +634,7 @@ packages:
     description:
       name: win32
       sha256: d7cb55e04cd34096cd3a79b3330245f54cb96a370a1c27adb3c84b917de8b08e
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "5.15.0"
   win32_registry:
@@ -506,7 +642,7 @@ packages:
     description:
       name: win32_registry
       sha256: "21ec76dfc731550fd3e2ce7a33a9ea90b828fdf19a5c3bcf556fa992cfa99852"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.1.5"
   xdg_directories:
@@ -514,17 +650,25 @@ packages:
     description:
       name: xdg_directories
       sha256: "7a3f37b05d989967cdddcbb571f1ea834867ae2faa29725fd085180e0883aa15"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.1.0"
   xml:
     dependency: transitive
     description:
       name: xml
-      sha256: "971043b3a0d3da28727e40ed3e0b5d18b742fa5a68665cca88e74b7876d5e025"
+      sha256: "67f0aff7be013d107995e9b75bf4e7f2c3ef2dfdb2c8e68024bba0a7fd5756a4"
-      url: "https://pub.dev"
+      url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "6.6.1"
+    version: "7.0.1"
+  yaml:
+    dependency: transitive
+    description:
+      name: yaml
+      sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "3.1.3"
 sdks:
-  dart: ">=3.9.2 <4.0.0"
+  dart: ">=3.12.0 <4.0.0"
-  flutter: ">=3.35.0"
+  flutter: ">=3.44.0"

pubspec.yaml

@@ -16,7 +16,7 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
 # In Windows, build-name is used as the major, minor, and patch parts
 # of the product and file versions while build-number is used as the build suffix.
-version: 1.3.0
+version: 1.4.0
 
 environment:
   sdk: ^3.9.2
@@ -37,6 +37,9 @@ dependencies:
   path_provider: ^2.1.0
   path: ^1.9.0
   flutter_svg: ^2.0.10+1
+  shared_preferences: ^2.2.0
+
+
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
 

windows/flutter/generated_plugins.cmake

@@ -7,6 +7,7 @@ list(APPEND FLUTTER_PLUGIN_LIST
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST
+  jni
 )
 
 set(PLUGIN_BUNDLED_LIBRARIES)