feat: 组件解耦

app/src/main/java/com/yuanxuan/rokid/device/DeviceServiceManager.kt

@@ -57,7 +57,7 @@ class DeviceServiceManager(val context: Application) : ConnectivityManager.Netwo
     /**
      * 系统电量
      */
-    private val _batteryPercentage = MutableStateFlow(-1)
+    private val _batteryPercentage = MutableStateFlow(getBatteryLevel(context))
     val batteryPercentage = _batteryPercentage.asStateFlow()
 
     /**
@@ -293,6 +293,11 @@ class DeviceServiceManager(val context: Application) : ConnectivityManager.Netwo
         }
     }
 
+    private fun getBatteryLevel(context: Context): Int {
+        val bm = context.getSystemService(Context.BATTERY_SERVICE) as BatteryManager
+        return bm.getIntProperty(BatteryManager.BATTERY_PROPERTY_CAPACITY)
+    }
+
     inner class SysKeyReceiver : BroadcastReceiver() {
         override fun onReceive(context: Context?, intent: Intent?) {
             val action = intent?.action ?: return