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Code Issues Projects Releases Packages Wiki Activity Actions

Renamed DownloaderTracker to DownloaderManager

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CappielloAntonio 2022-01-02 16:40:23 +01:00
parent 134d4e33e5
commit e4d09f3bc0
4 changed files with 14 additions and 13 deletions
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158
app/src/main/java/com/cappielloantonio/play/service/DownloaderTracker.java
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@ -1,158 +0,0 @@
package com.cappielloantonio.play.service;
import static androidx.media3.common.util.Assertions.checkNotNull;
import android.annotation.SuppressLint;
import android.content.Context;
import android.net.Uri;
import androidx.annotation.Nullable;
import androidx.media3.common.MediaItem;
import androidx.media3.common.util.Log;
import androidx.media3.common.util.Util;
import androidx.media3.exoplayer.offline.Download;
import androidx.media3.exoplayer.offline.DownloadCursor;
import androidx.media3.exoplayer.offline.DownloadHelper;
import androidx.media3.exoplayer.offline.DownloadIndex;
import androidx.media3.exoplayer.offline.DownloadManager;
import androidx.media3.exoplayer.offline.DownloadRequest;
import androidx.media3.exoplayer.offline.DownloadService;
import com.cappielloantonio.play.App;
import com.cappielloantonio.play.repository.DownloadRepository;
import com.cappielloantonio.play.repository.QueueRepository;
import com.cappielloantonio.play.util.MappingUtil;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.concurrent.CopyOnWriteArraySet;
public class DownloaderTracker {
private static final String TAG = "DownloadTracker";
private final Context context;
private final CopyOnWriteArraySet<Listener> listeners;
private final HashMap<Uri, Download> downloads;
private final DownloadIndex downloadIndex;
public interface Listener {
void onDownloadsChanged();
}
@SuppressLint("UnsafeOptInUsageError")
public DownloaderTracker(Context context, DownloadManager downloadManager) {
this.context = context.getApplicationContext();
listeners = new CopyOnWriteArraySet<>();
downloads = new HashMap<>();
downloadIndex = downloadManager.getDownloadIndex();
downloadManager.addListener(new DownloadManagerListener());
loadDownloads();
}
@SuppressLint("UnsafeOptInUsageError")
public void addListener(Listener listener) {
checkNotNull(listener);
listeners.add(listener);
}
public void removeListener(Listener listener) {
listeners.remove(listener);
}
@SuppressLint("UnsafeOptInUsageError")
private DownloadRequest buildDownloadRequest(MediaItem mediaItem) {
return DownloadHelper.forMediaItem(context, mediaItem).getDownloadRequest(Util.getUtf8Bytes(checkNotNull(mediaItem.mediaId)));
}
public boolean isDownloaded(Uri uri) {
@Nullable Download download = downloads.get(uri);
return download != null && download.state != Download.STATE_FAILED;
}
@SuppressLint("UnsafeOptInUsageError")
public boolean isDownloaded(MediaItem mediaItem) {
@Nullable Download download = downloads.get(checkNotNull(mediaItem.localConfiguration).uri);
return download != null && download.state != Download.STATE_FAILED;
}
@SuppressLint("UnsafeOptInUsageError")
public boolean areDownloaded(List<MediaItem> mediaItems) {
for (MediaItem mediaItem : mediaItems) {
@Nullable Download download = downloads.get(checkNotNull(mediaItem.localConfiguration).uri);
if (download != null && download.state != Download.STATE_FAILED) {
return true;
}
}
return false;
}
@SuppressLint("UnsafeOptInUsageError")
public void download(MediaItem mediaItem, com.cappielloantonio.play.model.Download download) {
DownloadService.sendAddDownload(context, DownloaderService.class, buildDownloadRequest(mediaItem), false);
downloadDatabase(download);
}
public void download(List<MediaItem> mediaItems, List<com.cappielloantonio.play.model.Download> downloads) {
for (int counter = 0; counter < mediaItems.size(); counter++) {
download(mediaItems.get(counter), downloads.get(counter));
}
}
@SuppressLint("UnsafeOptInUsageError")
public void remove(MediaItem mediaItem, com.cappielloantonio.play.model.Download download) {
DownloadService.sendRemoveDownload(context, DownloaderService.class, buildDownloadRequest(mediaItem).id, false);
removeDatabase(download);
}
public void remove(List<MediaItem> mediaItems, List<com.cappielloantonio.play.model.Download> downloads) {
for (int counter = 0; counter < mediaItems.size(); counter++) {
remove(mediaItems.get(counter), downloads.get(counter));
}
}
@SuppressLint("UnsafeOptInUsageError")
private void loadDownloads() {
try (DownloadCursor loadedDownloads = downloadIndex.getDownloads()) {
while (loadedDownloads.moveToNext()) {
Download download = loadedDownloads.getDownload();
downloads.put(download.request.uri, download);
}
} catch (IOException e) {
Log.w(TAG, "Failed to query downloads", e);
}
}
private class DownloadManagerListener implements DownloadManager.Listener {
@Override
public void onDownloadChanged(DownloadManager downloadManager, Download download, @Nullable Exception finalException) {
downloads.put(download.request.uri, download);
for (Listener listener : listeners) {
listener.onDownloadsChanged();
}
}
@Override
public void onDownloadRemoved(DownloadManager downloadManager, Download download) {
downloads.remove(download.request.uri);
for (Listener listener : listeners) {
listener.onDownloadsChanged();
}
}
}
private static DownloadRepository getDownloadRepository() {
return new DownloadRepository(App.getInstance());
}
private static void downloadDatabase(com.cappielloantonio.play.model.Download download) {
getDownloadRepository().insert(download);
}
private static void removeDatabase(com.cappielloantonio.play.model.Download download) {
getDownloadRepository().delete(download);
}
}