add redirection actions

Signed-off-by: alperozturk96 <alper_ozturk@proton.me>

Author: alperozturk96

app/src/main/java/com/nextcloud/client/device/PowerManagementServiceImpl.kt

@@ -6,11 +6,14 @@
  */
 package com.nextcloud.client.device
 
+import android.annotation.SuppressLint
 import android.content.Context
 import android.content.Intent
 import android.content.IntentFilter
 import android.os.BatteryManager
 import android.os.PowerManager
+import android.provider.Settings
+import androidx.core.net.toUri
 import com.nextcloud.utils.extensions.registerBroadcastReceiver
 import com.owncloud.android.datamodel.ReceiverFlag
 
@@ -27,6 +30,23 @@ internal class PowerManagementServiceImpl(
         }
     }
 
+    /**
+     * Opens page for OS's battery saver screen.
+     */
+    fun openBatterySaverPage() {
+        context.startActivity(Intent(Settings.ACTION_BATTERY_SAVER_SETTINGS))
+    }
+
+    /**
+     * Shows dialog to allow background usage for app.
+     */
+    @SuppressLint("BatteryLife")
+    fun showIgnoreBatteryOptimizationDialog() {
+        val intent = Intent(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS)
+        intent.data = "package:${context.packageName}".toUri()
+        context.startActivity(intent)
+    }
+
     override val isIgnoringOptimization: Boolean
         get() {
             val powerManager = context.getSystemService(Context.POWER_SERVICE) as PowerManager