PlaylistSongCursorAdapter.java

package com.nf2m.adapter;

import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.provider.MediaStore;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.view.MotionEventCompat;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.SectionIndexer;

import com.nf2m.R;
import com.nf2m.activity.TarMediaPlayerActivity;
import com.nf2m.draganddrop.ItemTouchHelperAdapter;
import com.nf2m.draganddrop.OnStartDragListener;
import com.nf2m.fragment.NowPlayingFragment;
import com.nf2m.model.Library;
import com.nf2m.model.Songs;
import com.nf2m.preferences.Preferences;
import com.nf2m.service.MediaPlayerService;
import com.nf2m.viewholder.PlaylistSongItemViewHolder;


public class PlaylistSongCursorAdapter extends LibraryCursorAdapter<PlaylistSongItemViewHolder> implements ItemTouchHelperAdapter, SectionIndexer {


    private final OnStartDragListener startDragListener;
    private final Library library;
    @NonNull
    private final Context context;
    @Nullable
    private Cursor songCursor;
    private boolean isMove;
    private int toPosition;
    private int fromPosition;
    private final Preferences preferences;
    private int playlistId;
    public static boolean isItemDismiss;

    public PlaylistSongCursorAdapter(@NonNull Context context, Cursor c,
                                     OnStartDragListener startDragListener, Library library) {
        super(context, c, MediaStore.Audio.Playlists.Members.TITLE);
        this.context = context;
        preferences = Preferences.newInstance(context);
        songCursor = c;
        this.startDragListener = startDragListener;
        this.library = library;
    }

    /**
     * Eger şarkı şu an çalınıyorsa play icon görüntülenecek
     */
    private void choicePlayIconVisibility(@NonNull PlaylistSongItemViewHolder viewHolder, int audio_id, @Nullable String songPath) {
        if (songPath != null && MediaPlayerService.songPath != null) {
            Songs songs = new Songs(context);
            Cursor songsCursor = songs.getCursor();
            if (songsCursor.moveToPosition(preferences.getPrefSongPosition())) {
                int id = songCursor.getInt(songCursor.getColumnIndexOrThrow(MediaStore.Audio.AudioColumns._ID));
                if (id == audio_id && MediaPlayerService.isPlaying && songPath.equalsIgnoreCase(MediaPlayerService.songPath)) {
                    viewHolder.ivPPlayIcon.setVisibility(View.VISIBLE);
                } else {
                    viewHolder.ivPPlayIcon.setVisibility(View.GONE);
                }
            }
        }
    }

    @NonNull
    @Override
    public PlaylistSongItemViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View itemView = inflateCustomViewAndListView(parent, R.layout.playlist_song_custom_layout);
        return new PlaylistSongItemViewHolder(itemView, clickListener, longClickListener);
    }

    @Override
    public void onBindViewHolder(@NonNull final PlaylistSongItemViewHolder holder, final int position) {
        songCursor = getCursor();
        if (songCursor.moveToPosition(position)) {
            String pSongTitle = songCursor.getString(getColumnIndex(MediaStore.Audio.Playlists.Members.TITLE));
            int songDurationMillis = songCursor.getInt(getColumnIndex(MediaStore.Audio.Playlists.Members.DURATION));
            String albumName = songCursor.getString(getColumnIndex(MediaStore.Audio.AudioColumns.ALBUM));
            String songDuration = convertMinuteToMillis(songDurationMillis);
            int audio_id = songCursor.getInt(getColumnIndex(MediaStore.Audio.Playlists.Members._ID));
            String songPath = songCursor.getString(getColumnIndex(MediaStore.Audio.Playlists.Members.DATA));

            holder.tvPSongTitle.setText(pSongTitle);
            holder.tvPSongDuration.setText(songDuration);
            holder.tvPSongAlbumTitle.setText(albumName);

            holder.ivDragItem.setOnTouchListener(new View.OnTouchListener() {

                @Override
                public boolean onTouch(View v, @NonNull MotionEvent event) {
                    if (MotionEventCompat.getActionMasked(event) == MotionEvent.ACTION_DOWN) {
                        startDragListener.onStartDrag(holder);
                        isMove = true;
                        playlistId = songCursor.getInt(songCursor.getColumnIndexOrThrow(MediaStore.Audio.Playlists.Members.PLAYLIST_ID));
                    }
                    return false;
                }
            });

            choicePlayIconVisibility(holder, audio_id, songPath);

            holder.itemView.setActivated(isPositionChecked(position));

        }
    }

    @Override
    public int getItemCount() {
        songCursor = getCursor();
        return songCursor.getCount();
    }

    @Override
    public void onItemMove(int fromPosition, int toPosition) {
        if (isMove) {
            this.fromPosition = fromPosition;
        }
        isMove = false;
        this.toPosition = toPosition;
        notifyItemMoved(fromPosition, toPosition);
    }

    @Override
    public void onItemDismiss(int position) {
        songCursor.moveToPosition(position);
        String id = songCursor.getString(songCursor.getColumnIndexOrThrow(MediaStore.Audio.Playlists.Members._ID));
        library.removeSongInPlaylist(library.getUri(),
                MediaStore.Audio.Playlists.Members._ID + " IN (" + id + ")", null);
        notifyItemRemoved(position);
        isItemDismiss = true;

        if (position == preferences.getPrefSongPosition() &&
                NowPlayingFragment.play_state.equalsIgnoreCase(NowPlayingFragment.PAUSE)) {

            Intent playIntent = new Intent(MediaPlayerService.ACTION_PLAY);
            context.sendBroadcast(playIntent);
            NowPlayingFragment.play_state = NowPlayingFragment.PLAY;

        }

    }


    @Override
    public void onItemIdle() {
        if (fromPosition != toPosition) {
            library.moveSongInPlaylist(playlistId, fromPosition, toPosition);
        }
    }


}