from homeassistant.helpers.event_decorators import HASS, track_state_change         
from homeassistant import const                                                     
                                                                                    
DOMAIN = 'mute_light'                                                               
DEPENDENCIES = []                                                                   
                                                                                    
                                                                                    
def setup(hass, config):                                                            
    return True                                                                     
                                                                                    
                                                                                    
@track_state_change(['switch.living_room_mute'])
def light_with_mute(entity_id, from_state, to_state):                               
    """ Toggle red light when volume is muted """                                   
    is_muted = to_state.state == const.STATE_ON                                     
                                                                                    
    if is_muted:                                                                    
        HASS.services.call('light', 'turn_on',                                      
                           {"entity_id": "light.livingcolors_2",                    
                            "brightness": 255, "rgb_color": [255, 0, 0]},           
                           True)                                                    
    else:                                                                           
        HASS.services.call('light', 'turn_off',                                     
                           {"entity_id": "light.livingcolors_2"},                   
                           True)