import Context from "android.content.Context";
import { UTSAndroid } from "io.dcloud.uts";
import PowerManager from 'android.os.PowerManager';
import Intent from 'android.content.Intent';
import Settings from 'android.provider.Settings';
import Uri from 'android.net.Uri';

class WakeLockHelper{
	context: Context
	private wakeLock: PowerManager.WakeLock | null = null;
	constructor(context: Context){
		this.context = context
	}
	acquireWakeLock(){
		let powerManager = this.context.getSystemService(Context.POWER_SERVICE) as PowerManager;
		this.wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,"MyApp::TestWakeLock");
		this.wakeLock?.acquire();
	}
	releaseWakeLock() {
		this.wakeLock?.release();
		this.wakeLock = null
	}
}

export default function addKeepalive(){
	const context = UTSAndroid.getAppContext();
	const pageName = context!.getPackageName();
	const manager = context!.getSystemService(
		Context.POWER_SERVICE
	) as PowerManager;
	if(!manager.isIgnoringBatteryOptimizations(pageName)){
		let jumpUrl: Uri = Uri.parse("package:" + pageName);
		let intent = new Intent(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS, jumpUrl);
		intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
		UTSAndroid.getAppContext()!.startActivity(intent);
	}
	let wakeCtrl = new WakeLockHelper(context);
	wakeCtrl.acquireWakeLock();
	console.log(manager.isInteractive());
}