package com.minamp;

import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.drawable.GradientDrawable;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.SeekBar;
import android.widget.TextView;

import com.minamp.plex.Item;

public class NowPlayingActivity extends BaseActivity {

    private ImageView art;
    private TextView title, sub, from, elapsed, remaining, status, sleepText, albumLink;
    private SeekBar seek;
    private ImageButton playBtn, shuffleBtn, repeatBtn, loveBtn;
    private Glyph playGlyph, shuffleGlyph, repeatGlyph, loveGlyph;
    private View root;
    private boolean dragging;
    private String shownThumb;
    private int white, dim, accent;

    @Override
    protected void onCreate(Bundle b) {
        super.onCreate(b);
        setContentView(R.layout.activity_now_playing);
        white = getResources().getColor(R.color.text);
        dim = 0x99FFFFFF;
        accent = getResources().getColor(R.color.accent);

        root = findViewById(R.id.np_root);
        art = (ImageView) findViewById(R.id.np_art);
        title = (TextView) findViewById(R.id.np_title);
        sub = (TextView) findViewById(R.id.np_sub);
        from = (TextView) findViewById(R.id.np_from);
        elapsed = (TextView) findViewById(R.id.np_elapsed);
        remaining = (TextView) findViewById(R.id.np_remaining);
        status = (TextView) findViewById(R.id.np_status);
        sleepText = (TextView) findViewById(R.id.np_sleep_text);
        albumLink = (TextView) findViewById(R.id.np_artist_link);
        seek = (SeekBar) findViewById(R.id.np_seek);
        playBtn = (ImageButton) findViewById(R.id.np_play);
        shuffleBtn = (ImageButton) findViewById(R.id.np_shuffle);
        repeatBtn = (ImageButton) findViewById(R.id.np_repeat);
        loveBtn = (ImageButton) findViewById(R.id.np_love);

        ImageButton down = (ImageButton) findViewById(R.id.np_down);
        Ui.icon(down, Glyph.BACK, white);
        down.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { finish(); } });
        ImageButton queue = (ImageButton) findViewById(R.id.np_queue);
        Ui.icon(queue, Glyph.QUEUE, white);
        queue.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) { startActivity(new Intent(NowPlayingActivity.this, QueueActivity.class)); }
        });

        playGlyph = Ui.glyph(this, Glyph.PLAY, getResources().getColor(R.color.on_accent), 24);
        playGlyph.scale(1f);
        playBtn.setImageDrawable(playGlyph);
        playBtn.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) { PlayerService.send(NowPlayingActivity.this, PlayerService.ACTION_TOGGLE); }
        });
        ImageButton prev = (ImageButton) findViewById(R.id.np_prev);
        ImageButton next = (ImageButton) findViewById(R.id.np_next);
        Ui.icon(prev, Glyph.PREV, white, 22);
        Ui.icon(next, Glyph.NEXT, white, 22);
        prev.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) { PlayerService.send(NowPlayingActivity.this, PlayerService.ACTION_PREV); }
        });
        next.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) { PlayerService.send(NowPlayingActivity.this, PlayerService.ACTION_NEXT); }
        });

        shuffleGlyph = Ui.glyph(this, Glyph.SHUFFLE, dim, 20); shuffleGlyph.scale(1f);
        shuffleBtn.setImageDrawable(shuffleGlyph);
        shuffleBtn.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) { PlayQueue.get().setShuffle(!PlayQueue.get().shuffle()); }
        });
        repeatGlyph = Ui.glyph(this, Glyph.REPEAT, dim, 20); repeatGlyph.scale(1f);
        repeatBtn.setImageDrawable(repeatGlyph);
        repeatBtn.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                PlayQueue.get().cycleRepeat();
                int r = PlayQueue.get().repeat();
                toast(str(r == PlayQueue.REPEAT_ALL ? R.string.repeat_queue : r == PlayQueue.REPEAT_ONE ? R.string.repeat_track : R.string.repeat_off));
            }
        });
        loveGlyph = Ui.glyph(this, Glyph.HEART_OUTLINE, white, 20); loveGlyph.scale(1f);
        loveBtn.setImageDrawable(loveGlyph);
        loveBtn.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                Item it = PlayQueue.get().current();
                if (it != null) toggleLove(it, new Runnable() { public void run() { update(); } });
            }
        });

        Ui.icon((ImageView) findViewById(R.id.np_sleep_icon), Glyph.MOON, 0xB3FFFFFF, 16);
        findViewById(R.id.np_sleep).setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) { sleepDialog(); }
        });
        albumLink.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                Item it = PlayQueue.get().current();
                if (it != null && it.albumKey.length() > 0) openKey(it.albumKey, Item.ALBUM, it.album);
            }
        });
        art.setOnLongClickListener(new View.OnLongClickListener() {
            public boolean onLongClick(View v) {
                Item it = PlayQueue.get().current();
                if (it != null) itemMenu(it);
                return true;
            }
        });

        seek.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
            public void onProgressChanged(SeekBar s, int p, boolean user) {
                if (user) {
                    long d = PlayerService.duration();
                    elapsed.setText(Ui.time(d * p / 1000));
                }
            }
            public void onStartTrackingTouch(SeekBar s) { dragging = true; }
            public void onStopTrackingTouch(SeekBar s) {
                dragging = false;
                long d = PlayerService.duration();
                if (d > 0) PlayerService.seekTo(NowPlayingActivity.this, d * s.getProgress() / 1000);
            }
        });
        setBackdrop(0xFF1D1D22);
    }

    @Override
    protected void onResume() {
        super.onResume();
        update();
    }

    @Override
    public void onPlayerChanged() { super.onPlayerChanged(); update(); }

    @Override
    public void onQueueChanged() { super.onQueueChanged(); update(); }

    @Override
    protected void onTick() { super.onTick(); updateTime(); }

    private void update() {
        Item it = PlayQueue.get().current();
        PlayQueue q = PlayQueue.get();
        if (it == null) {
            title.setText(R.string.nothing_playing);
            sub.setText(R.string.pick_something);
            from.setText("");
            art.setImageResource(R.drawable.art_placeholder);
            shownThumb = null;
            return;
        }
        title.setText(it.title);
        sub.setText(it.artist + (it.album.length() > 0 ? " — " + it.album : ""));
        from.setText(q.title().length() > 0 ? q.title() : it.album);
        playGlyph.setType(PlayerService.isPlaying() ? Glyph.PAUSE : Glyph.PLAY);
        shuffleGlyph.setColor(q.shuffle() ? accent : dim);
        repeatGlyph.setType(q.repeat() == PlayQueue.REPEAT_ONE ? Glyph.REPEAT_ONE : Glyph.REPEAT);
        repeatGlyph.setColor(q.repeat() != PlayQueue.REPEAT_OFF ? accent : dim);
        loveGlyph.setType(it.loved() ? Glyph.HEART : Glyph.HEART_OUTLINE);
        loveGlyph.setColor(it.loved() ? accent : white);
        albumLink.setVisibility(it.albumKey.length() > 0 ? View.VISIBLE : View.INVISIBLE);
        albumLink.setText(R.string.album_link);

        if (!it.thumb.equals(shownThumb)) {
            shownThumb = it.thumb;
            final String want = it.thumb;
            int size = Math.min(getResources().getDisplayMetrics().widthPixels, 480);
            art.setImageResource(R.drawable.art_placeholder);
            app.images.load(it.thumb, size, new ImageLoader.Callback() {
                public void onBitmap(Bitmap bm) {
                    if (destroyed || !want.equals(shownThumb)) return;
                    if (bm != null) { art.setImageBitmap(bm); setBackdrop(Ui.backdropColor(bm)); }
                }
            });
        }
        updateSleep();
        updateTime();
    }

    private void updateTime() {
        long d = PlayerService.duration();
        long p = PlayerService.position();
        if (!dragging) {
            seek.setProgress(d > 0 ? (int) (p * 1000 / d) : 0);
            elapsed.setText(Ui.time(p));
        }
        remaining.setText("-" + Ui.time(Math.max(0, d - p)));
        String st = PlayerService.status();
        status.setText(st.length() > 0 ? st : PlayerService.sourceLabel());
        if (PlayerService.sleepAt() > 0) updateSleep();
    }

    private void updateSleep() {
        long at = PlayerService.sleepAt();
        if (PlayerService.sleepEndOfTrack()) sleepText.setText(R.string.end_of_track);
        else if (at > 0) sleepText.setText(Ui.time(at - System.currentTimeMillis()));
        else sleepText.setText(R.string.sleep);
    }

    private void setBackdrop(int color) {
        GradientDrawable g = new GradientDrawable(GradientDrawable.Orientation.TOP_BOTTOM,
                new int[] { color, getResources().getColor(R.color.bg) });
        root.setBackgroundDrawable(g);
    }

    private void sleepDialog() {
        final int[] mins = {0, 15, 30, 45, 60, 90, -1};
        String[] labels = {str(R.string.sleep_off), str(R.string.sleep_15), str(R.string.sleep_30), str(R.string.sleep_45),
            str(R.string.sleep_60), str(R.string.sleep_90), str(R.string.sleep_eot)};
        new AlertDialog.Builder(this).setTitle(R.string.sleep_timer)
            .setItems(labels, new DialogInterface.OnClickListener() {
                public void onClick(DialogInterface d, int which) {
                    startService(new Intent(NowPlayingActivity.this, PlayerService.class)
                        .setAction(PlayerService.ACTION_SLEEP).putExtra(PlayerService.EXTRA_MINUTES, mins[which]));
                    app.handler.postDelayed(new Runnable() { public void run() { if (!destroyed) updateSleep(); } }, 300);
                }
            }).show();
    }
}