from omxplayer.player import OMXPlayer
import data_centre
if data_centre.DEV_MODE == 'ON':
    screen_size = '250,350,800,800'
else:
    screen_size = '45,15,970,760' #'--blank'

class video_player:
    def __init__(self, root, name):
        self.root = root
        self.player = None
        self.name = name
        self.omx_running = False
        self.status = 'UNASSIGNED'
        self.duration = 0
        self.bank_number = '-'
        self.start = -1
        self.end = -1
        self.length = 0
        self.location = ''
        self.arguments = ['--no-osd', '--win', screen_size] 

    def load(self):
        self.get_context_for_player()

        self.status = 'LOADING'
        self.player = OMXPlayer(self.location, args=self.arguments, dbus_name=self.name)
        self.omx_running = True
        self.duration = self.player.duration()
        print('{}: the duration is {}'.format(self.name, self.duration))
        self.pause_at_start()

    def pause_at_start(self):
        position = self.get_position()
        print('{}: the pause_at_start position is {}'.format(self.name, position))
        if(position > -0.055):
            self.status = 'LOADED'
            self.player.pause()
            print('{}: its paused'.format(self.name))
        elif(self.omx_running):
            self.root.after(5,self.pause_at_start)

    def play(self):
        self.status = 'PLAYING'
        self.player.play()
        self.pause_at_end()

    def pause_at_end(self):
        position = self.get_position()
        print('{}: the pause_at_end position is {}'.format(self.name, position))
        if(position > (self.duration - 0.15 )):
            self.status = 'FINISHED'
            print('time to end is {}'.format(self.duration - position))
            self.player.pause()
            print('its finished')
        elif(self.omx_running):
            self.root.after(5,self.pause_at_end)

    def reload(self):
        self.exit()
        self.omx_running = False
        self.load()

    def is_loaded(self):
        return self.status is 'LOADED'

    def is_finished(self):
        return self.status is 'FINISHED'

    def get_position(self):
        try:
            return self.player.position()
        except:
            return -1

    def get_context_for_player(self):
        next_context = data_centre.get_next_context()
        self.location = next_context['location']
        self.length = next_context['length']
        self.start = next_context['start']
        self.end = next_context['end']
        self.bank_number = next_context['bank_number']

    def toggle_pause(self):
        self.player.play_pause()

        self.status = self.player.playback_status().upper()

    def seek(self, amount):
        self.player.seek(amount)

    def exit(self):
        try:
            self.player.quit()
            self.omx_running = False
        except:
            pass