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Initialization of the download logic

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CappielloAntonio 2021-12-31 21:36:50 +01:00
parent 6aafc7dfac
commit 9feaeec7cc
4 changed files with 526 additions and 21 deletions
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app/src/main/java/com/cappielloantonio/play/service/DownloaderService.java Normal file
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package com.cappielloantonio.play.service;
import android.annotation.SuppressLint;
import android.app.Notification;
import android.content.Context;
import androidx.annotation.Nullable;
import androidx.media3.common.util.NotificationUtil;
import androidx.media3.common.util.Util;
import androidx.media3.exoplayer.offline.Download;
import androidx.media3.exoplayer.offline.DownloadManager;
import androidx.media3.exoplayer.offline.DownloadNotificationHelper;
import androidx.media3.exoplayer.scheduler.PlatformScheduler;
import androidx.media3.exoplayer.scheduler.Requirements;
import androidx.media3.exoplayer.scheduler.Scheduler;
import com.cappielloantonio.play.R;
import com.cappielloantonio.play.util.DownloadUtil;
import java.util.List;
@SuppressLint("UnsafeOptInUsageError")
public class DownloaderService extends androidx.media3.exoplayer.offline.DownloadService {
private static final int JOB_ID = 1;
private static final int FOREGROUND_NOTIFICATION_ID = 1;
@SuppressLint("UnsafeOptInUsageError")
public DownloaderService() {
super(FOREGROUND_NOTIFICATION_ID, DEFAULT_FOREGROUND_NOTIFICATION_UPDATE_INTERVAL, DownloadUtil.DOWNLOAD_NOTIFICATION_CHANNEL_ID, R.string.exo_download_notification_channel_name, 0);
}
@Override
protected DownloadManager getDownloadManager() {
DownloadManager downloadManager = DownloadUtil.getDownloadManager(this);
DownloadNotificationHelper downloadNotificationHelper = DownloadUtil.getDownloadNotificationHelper(this);
downloadManager.addListener(new TerminalStateNotificationHelper(this, downloadNotificationHelper, FOREGROUND_NOTIFICATION_ID + 1));
return downloadManager;
}
@Override
protected Scheduler getScheduler() {
return new PlatformScheduler(this, JOB_ID);
}
@Override
protected Notification getForegroundNotification(List<Download> downloads, @Requirements.RequirementFlags int notMetRequirements) {
return DownloadUtil.getDownloadNotificationHelper(this).buildProgressNotification(this, R.drawable.ic_download, null, null, downloads, notMetRequirements);
}
private static final class TerminalStateNotificationHelper implements DownloadManager.Listener {
private final Context context;
private final DownloadNotificationHelper notificationHelper;
private int nextNotificationId;
public TerminalStateNotificationHelper(Context context, DownloadNotificationHelper notificationHelper, int firstNotificationId) {
this.context = context.getApplicationContext();
this.notificationHelper = notificationHelper;
nextNotificationId = firstNotificationId;
}
@SuppressLint("UnsafeOptInUsageError")
@Override
public void onDownloadChanged(DownloadManager downloadManager, Download download, @Nullable Exception finalException) {
Notification notification;
if (download.state == Download.STATE_COMPLETED) {
notification = notificationHelper.buildDownloadCompletedNotification(context, R.drawable.ic_check_circle, null, Util.fromUtf8Bytes(download.request.data));
} else if (download.state == Download.STATE_FAILED) {
notification = notificationHelper.buildDownloadFailedNotification(context, R.drawable.ic_error, null, Util.fromUtf8Bytes(download.request.data));
} else {
return;
}
NotificationUtil.setNotification(context, nextNotificationId++, notification);
}
}
}