import RPi.GPIO as GPIO
import logging
import time
from threading import Thread

import cherrypy # https://docs.cherrypy.org/en/latest/tutorials.html#tutorial-1-a-basic-web-application

cherrypy.config.update({
    'server.socket_host' : '192.168.178.49',
    'server.socket_port' : 8081,
})

logging.basicConfig(level=logging.INFO, format='%(asctime)s %(levelname)s - %(message)s')


PIN_MOTOR_BUTTON = 23
PIN_REMOTE_BUTTON = 24
PIN_MOTOR = 21
PIN_REMOTE = 26
PIN_LED = 11

GPIO.setmode(GPIO.BCM)
GPIO.setup(PIN_MOTOR_BUTTON, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(PIN_REMOTE_BUTTON, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(PIN_MOTOR, GPIO.OUT)
GPIO.setup(PIN_REMOTE, GPIO.OUT)
GPIO.setup(PIN_LED, GPIO.OUT)


def motor_button(channel):
    time.sleep(0.01) # el cheapo relay module creates lots of interference, so we check again after a waiting period (see https://electronics.stackexchange.com/a/361793/253533)
    if channel == 0 or GPIO.input(PIN_MOTOR_BUTTON) == False:
        logging.info("trigger motor")
        GPIO.output(PIN_MOTOR, GPIO.LOW)
        GPIO.output(PIN_LED, GPIO.HIGH)
        time.sleep(0.4)
        GPIO.output(PIN_MOTOR, GPIO.HIGH)
        GPIO.output(PIN_LED, GPIO.LOW)
    else:
        logging.info("flare (motor button)")

def remote_button(channel):
    time.sleep(0.01)
    if channel == 0 or GPIO.input(PIN_REMOTE_BUTTON) == False:
        logging.info("trigger remote 0.8")
        GPIO.output(PIN_REMOTE, GPIO.HIGH)
        GPIO.output(PIN_LED, GPIO.HIGH)
        time.sleep(0.8)
        GPIO.output(PIN_REMOTE, GPIO.LOW)
        GPIO.output(PIN_LED, GPIO.LOW)
    else:
        logging.info("flare (remote button)")
   
GPIO.add_event_detect(PIN_MOTOR_BUTTON, GPIO.FALLING, callback=motor_button, bouncetime=250)
GPIO.add_event_detect(PIN_REMOTE_BUTTON, GPIO.FALLING, callback=remote_button, bouncetime=250)

GPIO.output(PIN_MOTOR, GPIO.HIGH)
GPIO.output(PIN_REMOTE, GPIO.LOW)
GPIO.output(PIN_LED, GPIO.LOW)


class GarageService(object):
    @cherrypy.expose
    def index(self):
        return "Hello World!"
    
    @cherrypy.expose
    def motor(self):
        Thread(target=motor_button,args=[0]).start()
        return "trigger motor"
    
    @cherrypy.expose
    def remote(self):
        Thread(target=remote_button,args=[0]).start()
        return "trigger remote"
    
    @cherrypy.expose
    def all(self):
        Thread(target=motor_button,args=[0]).start()
        Thread(target=remote_button,args=[0]).start()
        return "trigger all"



cherrypy.quickstart(GarageService())
logging.info('Shutdown')
logging.info('Reset GPIO configuration and close')
GPIO.cleanup()