from PyQt5.QtCore import *

import midi
import logging

MIDI_PLAY = midi.lp_key[0][1]

class Control:
    def __init__(self, window):
        self.window = window
        self.player = window.player
        self.playlist = window.playlist

        window.playButton.pressed.connect(self.play)
        window.pauseButton.pressed.connect(self.pause)
        window.songSlider.setMaximum(100000)
        window.songSlider.sliderPressed.connect(self.sliderPressed)
        window.songSlider.sliderReleased.connect(self.sliderReleased)

        self.timer = QTimer(window)
        self.timer.setInterval(1000)
        self.timer.timeout.connect(self.updateSongSlider)

    def pause(self):
        self.player.pause()

        self.updateMidi()

    def play(self):
        selected = self.playlist.medialist.media()
        self.player.play_item(selected)
        self.timer.start()

        self.updateMidi()

    def updateSongSlider(self):
        position = self.player.get_media_player().get_position() * 100000
        self.window.songSlider.setValue(position)

    def sliderPressed(self):
        self.timer.stop()

    def sliderReleased(self):
        position = self.window.songSlider.value() / 100000.0
        logging.info(f"Setting position: {position}")
        self.player.get_media_player().set_position(position)
        self.timer.start()
    
    def updateMidi(self):
        if self.window.midiEnabled:
            midi.button_on(MIDI_PLAY, (midi.GREEN if self.player.is_playing() else midi.RED))