145 lines
4.9 KiB
Java
145 lines
4.9 KiB
Java
package max.music_cyclon;
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import android.app.IntentService;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.os.Environment;
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import android.preference.PreferenceManager;
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import android.support.v4.app.NotificationCompat;
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import android.support.v4.app.NotificationManagerCompat;
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import android.util.JsonReader;
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import android.util.Log;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Random;
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import java.util.concurrent.CountDownLatch;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import java.util.concurrent.TimeUnit;
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import java.util.concurrent.atomic.AtomicInteger;
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public class LibraryService extends IntentService {
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private final String host;
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private final int port;
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public static int NOTIFICATION_ID = new Random().nextInt();
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public LibraryService() {
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this("max-arch", 5000);
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}
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public LibraryService(String host, int port) {
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super("max.music_cyclon.LibraryService");
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this.host = host;
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this.port = port;
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}
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public List<String> fetchRandom(int amount) throws IOException {
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URL url = new URL("http", host, port, "/random/" + amount);
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InputStream in = url.openStream();
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JsonReader reader = new JsonReader(new BufferedReader(new InputStreamReader(in, "UTF-8")));
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ArrayList<String> items = new ArrayList<>();
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reader.beginArray();
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while (reader.hasNext()) {
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items.add(reader.nextString());
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}
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reader.endArray();
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return items;
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}
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private NotificationCompat.Builder notificationBuilder() {
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return new NotificationCompat.Builder(this)
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.setSmallIcon(R.mipmap.ic_launcher);
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}
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private NotificationCompat.Builder progressNotificationBuilder() {
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return notificationBuilder().setUsesChronometer(true)
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.setOngoing(true)
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.setProgress(0, 0, true);
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}
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@Override
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protected void onHandleIntent(Intent intent) {
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SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(this);
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ExecutorService executor = Executors.newFixedThreadPool(Integer.parseInt(settings.getString("threads", "2")));
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NotificationManagerCompat notificationManager = NotificationManagerCompat.from(this);
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NotificationCompat.Builder builder = progressNotificationBuilder().setContentTitle("Aktualisiere Musik");
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File root = new File(Environment.getExternalStorageDirectory(), "library");
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if (root.exists() && !root.isDirectory()) {
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notificationManager.notify(NOTIFICATION_ID, notificationBuilder().setContentTitle("Library is no dictionary! Fix manually").build());
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return;
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}
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AtomicInteger current = new AtomicInteger();
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FileTracker tracker = new FileTracker(getSharedPreferences("library", MODE_PRIVATE));
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List<String> items;
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try {
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builder.setContentTitle("Fetching music information");
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notificationManager.notify(NOTIFICATION_ID, builder.build());
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items = fetchRandom(Integer.parseInt(settings.getString("download", "10")));
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builder.setContentTitle("Cleaning library");
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notificationManager.notify(NOTIFICATION_ID, builder.build());
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tracker.delete();
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} catch (IOException e) {
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Log.wtf("WTF", e);
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notificationManager.notify(NOTIFICATION_ID, notificationBuilder().setContentTitle("Remote not available").build());
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return;
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}
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if (root.exists() && root.list().length != 0) {
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notificationManager.notify(NOTIFICATION_ID, notificationBuilder().setContentTitle("Library not empty! Clean in manually").build());
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return;
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}
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builder.setContentTitle("Mixing new music!");
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builder.setProgress(items.size(), 0, false);
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notificationManager.notify(NOTIFICATION_ID, builder.build());
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CountDownLatch latch = new CountDownLatch(items.size());
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for (int i = 0, size = items.size(); i < size; i++) {
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executor.submit(new ProcessTask(latch, items.get(i), tracker,
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current, items.size(), builder, notificationManager));
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}
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try {
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latch.await();
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executor.shutdown();
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executor.awaitTermination(5, TimeUnit.SECONDS);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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tracker.commit();
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notificationManager.cancel(NOTIFICATION_ID);
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SharedPreferences preferences = getSharedPreferences("info", MODE_PRIVATE);
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preferences.edit().putLong("last_updated", System.currentTimeMillis()).apply();
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notificationManager.notify(NOTIFICATION_ID, notificationBuilder().setContentTitle("Musik aktualisiert").build());
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}
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}
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