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/*
This file is part of Subsonic.
Subsonic is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Subsonic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Subsonic. If not, see <http://www.gnu.org/licenses/>.
Copyright 2015 (C) Scott Jackson
*/
package github.daneren2005.dsub.util;
import android.content.ContentValues;
import android.content.Context;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import java.util.ArrayList;
import java.util.List;
import github.daneren2005.dsub.domain.MusicDirectory;
import github.daneren2005.dsub.service.DownloadFile;
public class SongDBHandler extends SQLiteOpenHelper {
private static final String TAG = SongDBHandler.class.getSimpleName();
private static SongDBHandler dbHandler;
private static final int DATABASE_VERSION = 2;
public static final String DATABASE_NAME = "SongsDB";
public static final String TABLE_SONGS = "RegisteredSongs";
public static final String SONGS_ID = "id";
public static final String SONGS_SERVER_KEY = "serverKey";
public static final String SONGS_SERVER_ID = "serverId";
public static final String SONGS_COMPLETE_PATH = "completePath";
public static final String SONGS_LAST_PLAYED = "lastPlayed";
public static final String SONGS_LAST_COMPLETED = "lastCompleted";
private Context context;
private SongDBHandler(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
this.context = context;
}
@Override
public void onCreate(SQLiteDatabase db) {
db.execSQL("CREATE TABLE " + TABLE_SONGS + " ( " +
SONGS_ID + " INTEGER PRIMARY KEY AUTOINCREMENT, " +
SONGS_SERVER_KEY + " INTEGER NOT NULL, " +
SONGS_SERVER_ID + " TEXT NOT NULL, " +
SONGS_COMPLETE_PATH + " TEXT NOT NULL, " +
SONGS_LAST_PLAYED + " INTEGER, " +
SONGS_LAST_COMPLETED + " INTEGER, " +
"UNIQUE(" + SONGS_SERVER_KEY + ", " + SONGS_SERVER_ID + "))");
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
db.execSQL("DROP TABLE IF EXISTS " + TABLE_SONGS);
this.onCreate(db);
}
public synchronized void addSong(DownloadFile downloadFile) {
addSong(Util.getMostRecentActiveServer(context), downloadFile);
}
public synchronized void addSong(int instance, DownloadFile downloadFile) {
SQLiteDatabase db = this.getWritableDatabase();
addSong(db, instance, downloadFile);
db.close();
}
protected synchronized void addSong(SQLiteDatabase db, DownloadFile downloadFile) {
addSong(db, Util.getMostRecentActiveServer(context), downloadFile);
}
protected synchronized void addSong(SQLiteDatabase db, int instance, DownloadFile downloadFile) {
addSong(db, instance, downloadFile.getSong().getId(), downloadFile.getSaveFile().getAbsolutePath());
}
protected synchronized void addSong(SQLiteDatabase db, String id, String absolutePath) {
addSong(db, Util.getMostRecentActiveServer(context), id, absolutePath);
}
protected synchronized void addSong(SQLiteDatabase db, int instance, String id, String absolutePath) {
addSongImpl(db, Util.getRestUrlHash(context, instance), id, absolutePath);
}
protected synchronized void addSongImpl(SQLiteDatabase db, int serverKey, String id, String absolutePath) {
ContentValues values = new ContentValues();
values.put(SONGS_SERVER_KEY, serverKey);
values.put(SONGS_SERVER_ID, id);
values.put(SONGS_COMPLETE_PATH, absolutePath);
db.insertWithOnConflict(TABLE_SONGS, null, values, SQLiteDatabase.CONFLICT_IGNORE);
}
public synchronized void addSongs(int instance, List<MusicDirectory.Entry> entries) {
SQLiteDatabase db = this.getWritableDatabase();
List<Pair<String, String>> pairs = new ArrayList<>();
for(MusicDirectory.Entry entry: entries) {
pairs.add(new Pair<>(entry.getId(), FileUtil.getSongFile(context, entry).getAbsolutePath()));
}
addSongs(db, instance, pairs);
db.close();
}
public synchronized void addSongs(SQLiteDatabase db, int instance, List<Pair<String, String>> entries) {
addSongsImpl(db, Util.getRestUrlHash(context, instance), entries);
}
protected synchronized void addSongsImpl(SQLiteDatabase db, int serverKey, List<Pair<String, String>> entries) {
db.beginTransaction();
try {
for (Pair<String, String> entry : entries) {
ContentValues values = new ContentValues();
values.put(SONGS_SERVER_KEY, serverKey);
values.put(SONGS_SERVER_ID, entry.getFirst());
values.put(SONGS_COMPLETE_PATH, entry.getSecond());
db.insertWithOnConflict(TABLE_SONGS, null, values, SQLiteDatabase.CONFLICT_IGNORE);
}
db.setTransactionSuccessful();
} catch(Exception e) {}
db.endTransaction();
}
public synchronized void setSongPlayed(DownloadFile downloadFile, boolean submission) {
// TODO: In case of offline want to update all matches
Pair<Integer, String> pair = getOnlineSongId(downloadFile);
if(pair == null) {
return;
}
int serverKey = pair.getFirst();
String id = pair.getSecond();
// Open and make sure song is in db
SQLiteDatabase db = this.getWritableDatabase();
addSongImpl(db, serverKey, id, downloadFile.getSaveFile().getAbsolutePath());
// Update song's last played
ContentValues values = new ContentValues();
values.put(submission ? SONGS_LAST_COMPLETED : SONGS_LAST_PLAYED, System.currentTimeMillis());
db.update(TABLE_SONGS, values, SONGS_SERVER_KEY + " = ? AND " + SONGS_SERVER_ID + " = ?", new String[]{Integer.toString(serverKey), id});
db.close();
}
public boolean hasBeenPlayed(MusicDirectory.Entry entry) {
Long[] lastPlayed = getLastPlayed(entry);
return lastPlayed != null && lastPlayed[0] != null && lastPlayed[0] > 0;
}
public boolean hasBeenCompleted(MusicDirectory.Entry entry) {
Long[] lastPlayed = getLastPlayed(entry);
return lastPlayed != null && lastPlayed[1] != null && lastPlayed[1] > 0;
}
public synchronized Long[] getLastPlayed(MusicDirectory.Entry entry) {
return getLastPlayed(getOnlineSongId(entry));
}
protected synchronized Long[] getLastPlayed(Pair<Integer, String> pair) {
if(pair == null) {
return null;
} else {
return getLastPlayed(pair.getFirst(), pair.getSecond());
}
}
public synchronized Long[] getLastPlayed(int serverKey, String id) {
SQLiteDatabase db = this.getReadableDatabase();
String[] columns = {SONGS_LAST_PLAYED, SONGS_LAST_COMPLETED};
Cursor cursor = db.query(TABLE_SONGS, columns, SONGS_SERVER_KEY + " = ? AND " + SONGS_SERVER_ID + " = ?", new String[]{Integer.toString(serverKey), id}, null, null, null, null);
try {
cursor.moveToFirst();
Long[] dates = new Long[2];
dates[0] = cursor.getLong(0);
dates[1] = cursor.getLong(1);
return dates;
} catch(Exception e) {
return null;
}
finally {
db.close();
}
}
public synchronized Pair<Integer, String> getOnlineSongId(MusicDirectory.Entry entry) {
return getOnlineSongId(Util.getRestUrlHash(context), entry.getId(), FileUtil.getSongFile(context, entry).getAbsolutePath(), Util.isOffline(context) ? false : true);
}
public synchronized Pair<Integer, String> getOnlineSongId(DownloadFile downloadFile) {
return getOnlineSongId(Util.getRestUrlHash(context), downloadFile.getSong().getId(), downloadFile.getSaveFile().getAbsolutePath(), Util.isOffline(context) ? false : true);
}
public synchronized Pair<Integer, String> getOnlineSongId(int serverKey, MusicDirectory.Entry entry) {
return getOnlineSongId(serverKey, new DownloadFile(context, entry, true));
}
public synchronized Pair<Integer, String> getOnlineSongId(int serverKey, DownloadFile downloadFile) {
return getOnlineSongId(serverKey, downloadFile.getSong().getId(), downloadFile.getSaveFile().getAbsolutePath(), true);
}
public synchronized Pair<Integer, String> getOnlineSongId(int serverKey, String id, String savePath, boolean requireServerKey) {
SharedPreferences prefs = Util.getPreferences(context);
String cacheLocn = prefs.getString(Constants.PREFERENCES_KEY_CACHE_LOCATION, null);
if(cacheLocn != null && id.indexOf(cacheLocn) != -1) {
if(requireServerKey) {
return getIdFromPath(serverKey, savePath);
} else {
return getIdFromPath(savePath);
}
} else {
return new Pair<>(serverKey, id);
}
}
public synchronized Pair<Integer, String> getIdFromPath(String path) {
SQLiteDatabase db = this.getReadableDatabase();
String[] columns = {SONGS_SERVER_KEY, SONGS_SERVER_ID};
Cursor cursor = db.query(TABLE_SONGS, columns, SONGS_COMPLETE_PATH + " = ?", new String[] { path }, null, null, SONGS_LAST_PLAYED + " DESC", null);
try {
cursor.moveToFirst();
return new Pair(cursor.getInt(0), cursor.getString(1));
} catch(Exception e) {
return null;
}
finally {
db.close();
}
}
public synchronized Pair<Integer, String> getIdFromPath(int serverKey, String path) {
SQLiteDatabase db = this.getReadableDatabase();
String[] columns = {SONGS_SERVER_KEY, SONGS_SERVER_ID};
Cursor cursor = db.query(TABLE_SONGS, columns, SONGS_SERVER_KEY + " = ? AND " + SONGS_COMPLETE_PATH + " = ?", new String[] {Integer.toString(serverKey), path }, null, null, null, null);
try {
cursor.moveToFirst();
return new Pair(cursor.getInt(0), cursor.getString(1));
} catch(Exception e) {
return null;
}
finally {
db.close();
}
}
public static SongDBHandler getHandler(Context context) {
if(dbHandler == null) {
dbHandler = new SongDBHandler(context);
}
return dbHandler;
}
}
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