import subprocess
import sys, inspect, os

import wiringpi
import time
from time import sleep

import lirc

import mpd

from pyudmx import pyudmx

# GPIO
pin_kugel = 2
pin_sun = 4
pin_pir = 0

dmxScenes = {
    "fadecolors":[255,255,255,255,255,192],
    "plain-red":[255,255,0,0,0,0],
    "strobe":[190,255,255,255,0,0],
    "nini":[120,0,255,255,0,224],
    "black":[0,0,0,0,0,0]
}

dmxUserScenes = [
    [255,255,255,255,255,192],
    [255,255,0,0,0,0],
    [255,0,255,0,0,0],
    [255,0,0,255,0,0],
    [255,0,180,180,0,0],
    [190,255,255,255,0,0],
    [120,0,255,255,0,224]
]

def setDmxScene(scene):
    cv = [0 for v in range(0, 512)]
    errorcode = [240,255,0,0,0,0]
    for index, val in enumerate(dmxScenes.get(scene,errorcode)):
        cv[index] = val
    dev.send_multi_value(1, cv)


def setUserDmxScene(scene):
    cv = [0 for v in range(0, 512)]
    for index, val in enumerate(dmxUserScenes[scene]):
        cv[index] = val
    dev.send_multi_value(1, cv)



def setKugel(state):
    if state == 'on':
        wiringpi.digitalWrite(pin_kugel, 0)
    if state == 'off':
        wiringpi.digitalWrite(pin_kugel, 1)

def setSun(state):
    if state == 'off':
        wiringpi.digitalWrite(pin_sun, 0)
    if state == 'on':
        wiringpi.digitalWrite(pin_sun, 1)



def startMusic(playlist):
    client.clear() # clear playlist
    client.add(playlist) # add file/directory to playlist
    client.shuffle() # shuffle playlist
    client.repeat(1) # set playback mode repeat
    client.setvol(80)# set volume
    client.play()    # play

def stopMusic():
    client.stop()


def setDiscoMode():
    setSun('off')
    sleep(0.3)
    setKugel('on')
    setDmxScene('fadecolors')

def setWorkingMode():
    setSun('on')
    sleep(0.3)
    setKugel('off')
    setDmxScene('black')

def setOff():
    setSun('off')
    sleep(0.3)
    setKugel('off')
    setDmxScene('black')



def bootstrap():
    wiringpi.wiringPiSetup()
    wiringpi.pinMode(pin_kugel, 1) # set Relay Disokugel mode to OUTPUT
    wiringpi.pinMode(pin_sun, 1) # set Relay Sun mode to OUTPUT # TODO: Set pin!
    wiringpi.pinMode(pin_pir, 0) # set PIR Sensor mode to INPUT





bootstrap()
dev = pyudmx.uDMXDevice()
dev.open()

#connect to MPD
client = mpd.MPDClient()
client.connect("localhost", 6600)



pirstate = wiringpi.digitalRead(6)

defaultscene = 1

lastUsed = time.time()
inUse = True
inUseBefore = False
timeout = 2 * 60

dmxScene = 0


lirc.init("disco", "./lircrc", blocking=False)


# Main event loop ...
while True:
    sleep(0.2)
    pirstate = wiringpi.digitalRead(pin_pir)
    #print('pirstate: ', pirstate)
    if pirstate == 1:
        lastUsed = time.time()
        inUse = True
    else:
        if(time.time() > lastUsed + timeout):
            inUse = False

    remotesignal = lirc.nextcode()
    if remotesignal:
        lastUsed = time.time() # user is active!
        for code in remotesignal:
            print('received code:', code)
            if(code == "mode_disco"):
                setDiscoMode()
            if(code == "mode_work"):
                setWorkingMode()
            if(code == "mode_off"):
                setOff()
            if(code == "mode_dmx_next"):
                print("dmxScene", dmxScene)
                setUserDmxScene(dmxScene)
                if dmxScene < len(dmxUserScenes)-1:
                    dmxScene += 1
                else:
                    dmxScene = 0
            if(code == "mode_music_play_1"):
                startMusic('1')
            if(code == "mode_music_play_2"):
                startMusic('2')
            if(code == "mode_music_play_3"):
                startMusic('3')
            if(code == "mode_music_play_4"):
                startMusic('4')
            if(code == "mode_music_play_5"):
                startMusic('5')
            if(code == "mode_play_fm4"):
                startMusic('http://185.85.28.144:8000/')
            if(code == "mode_music_stop"):
                stopMusic()


    if(inUseBefore != inUse):
        print("State change inUse:", inUseBefore, inUse)
        if (inUse):
            setDiscoMode()
        else:
            setOff()


    inUseBefore = inUse


lirc.deinit() # Clean up lirc

dev.close()