lxh2875931338/MEIZU-Battery-Healthy
1
1
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 9 Wiki Activity

SAF测试阶段，验证中

Browse Source
This commit is contained in:
不安的亡命樱
2026-07-05 00:32:28 +08:00
parent dff0f6fb6b
commit 45c69c8ec4
12 changed files with 301 additions and 211 deletions
Download Patch File Download Diff File Expand all files Collapse all files
android/app/build.gradle.kts
+22 -25
View File
@@ -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 {
create("release") {
// 这里配置你正式发布的签名
// 如果还没有正式签名，debug 可以用 debug 签名替代
keyAlias = "your_key_alias"
keyPassword = "your_key_password"
storeFile = file("your_keystore.jks")
storePassword = "your_store_password"
// 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") {
// 如果有正式签名，在这里配置
// keyAlias = "..."
// keyPassword = "..."
// storeFile = file("...")
// storePassword = "..."
}
}
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
// 🟢 如果还没有正式签名，先用 debug 签名替代
signingConfig = signingConfigs.getByName("debug")
// release 版本不加后缀，保持原包名
signingConfig = signingConfigs.getByName("debug") // 若没有正式签名，先用 debug 签名
isMinifyEnabled = true
isShrinkResources = true
proguardFiles(
@@ -61,16 +62,12 @@ android {
)
}
}
// 如果有 productFlavors，可以在这里配置
// 如果没有，忽略即可
}
}
flutter {
source = "../.."
}
dependencies {
// 如果项目中有其他依赖，添加在这里
// 注意：sqflite、permission_handler 等 Flutter 插件会自动包含
}
// 无需额外添加 Activity KTX，因为已改用 startActivityForResult
}
android/app/src/main/kotlin/com/lxh/battery_health/MainActivity.kt
+203 -43
View File
@@ -4,19 +4,34 @@ import android.content.BroadcastReceiver
import android.content.Context
import android.content.Intent
import android.content.IntentFilter
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() {
// ---------- 充电状态 ----------
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
// ---------- SAF 相关 ----------
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
// ---------- 充电广播接收器 ----------
private val chargeReceiver = object : BroadcastReceiver() {
override fun onReceive(context: Context?, intent: Intent?) {
intent ?: return
@@ -44,53 +59,198 @@ class MainActivity : FlutterActivity() {
eventSink?.success(mapOf("isCharging" to isCharging, "chargeType" to chargeType))
}
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()
}
}
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
}
// ---------- SAF 方法 ----------
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
android.util.Log.d("BatteryHealth", "SAF 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> {
val result = mutableListOf<String>()
val docId = getTreeDocId()
if (docId == null || docId.isEmpty()) 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}")
}
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) }
}
// ---------- Flutter 通道配置 ----------
override fun configureFlutterEngine(@NonNull flutterEngine: FlutterEngine) {
super.configureFlutterEngine(flutterEngine)
// 充电状态通道
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()
}
}
// SAF 通道
MethodChannel(flutterEngine.dartExecutor.binaryMessenger, SAF_CHANNEL)
.setMethodCallHandler { call, result ->
when (call.method) {
"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()
}
}
// 充电状态事件通道
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)
}
}
)
}
}