#!/usr/bin/env python
import RPi.GPIO as GPIO
import time
import subprocess
GPIO.setwarnings(False)
LedPin1 = 17 #0   # pin17  --- Pi indicator led  1
LedPin2 = 27 #1
LedPin3 = 22 #2
LedPin4 = 10 #3
LedPin5 = 9  #4
LedPin6 = 11 #5

Int_Input = 14  # toggle signal from Arduino to use in this program as an interrupt, program will then check which button was pushed on the remote

BtnPin1 = 15 #0   # these are the decoded values of the IR remote from Arduino that will be checked when interrupt occurs
BtnPin2 = 18 #1
BtnPin3 = 23 #2
BtnPin4 = 24 #3
BtnPin5 = 25 #4
BtnPin6 = 8  #5

def setup():
        GPIO.setmode(GPIO.BCM)       # Numbers GPIOs by chip number

        GPIO.setup(LedPin1, GPIO.OUT)   # Set LedPin mode to output for visual indication
        GPIO.setup(LedPin2, GPIO.OUT)
        GPIO.setup(LedPin3, GPIO.OUT)
        GPIO.setup(LedPin4, GPIO.OUT)
        GPIO.setup(LedPin5, GPIO.OUT)
        GPIO.setup(LedPin6, GPIO.OUT)

        GPIO.setup(Int_Input, GPIO.IN, pull_up_down=GPIO.PUD_UP)
        GPIO.setup(BtnPin1, GPIO.IN, pull_up_down=GPIO.PUD_UP)    # Set BtnPin's mode is input, and pull up to high level(3.3V)
        GPIO.setup(BtnPin2, GPIO.IN, pull_up_down=GPIO.PUD_UP)
        GPIO.setup(BtnPin3, GPIO.IN, pull_up_down=GPIO.PUD_UP)
        GPIO.setup(BtnPin4, GPIO.IN, pull_up_down=GPIO.PUD_UP)
        GPIO.setup(BtnPin5, GPIO.IN, pull_up_down=GPIO.PUD_UP)
        GPIO.setup(BtnPin6, GPIO.IN, pull_up_down=GPIO.PUD_UP)

        GPIO.output(LedPin1, GPIO.LOW) # start with Leds off
        GPIO.output(LedPin2, GPIO.LOW)
        GPIO.output(LedPin3, GPIO.LOW)
        GPIO.output(LedPin4, GPIO.LOW)
        GPIO.output(LedPin5, GPIO.LOW)
        GPIO.output(LedPin6, GPIO.LOW)
		print ("btn.py is running ...")
def swLed(ev=None):
        if GPIO.input(BtnPin1):     # remote button (0)
                GPIO.output(LedPin1, GPIO.HIGH)
                #subprocess.call(["sudo","./test.sh","stop"])
                subprocess.call(["sudo","killall","omxplayer.bin"])
        else:
                GPIO.output(LedPin1, GPIO.LOW)

        if GPIO.input(BtnPin2):     # remote button (1)
                GPIO.output(LedPin2, GPIO.HIGH)
                subprocess.call(["sudo","./test.sh","start"])
        else:
                GPIO.output(LedPin2, GPIO.LOW)


        if GPIO.input(BtnPin3):     # remote button (2)
                GPIO.output(LedPin3, GPIO.HIGH)
                subprocess.call(["sudo","./test1.sh","start"])
        else:
                GPIO.output(LedPin3, GPIO.LOW)

        if GPIO.input(BtnPin4):     # remote button (3)
		                GPIO.output(LedPin4, GPIO.HIGH)
                subprocess.call(["sudo","./test2.sh","start"])
        else:
                GPIO.output(LedPin4, GPIO.LOW)

        if GPIO.input(BtnPin5):     # remote button (4)
                GPIO.output(LedPin5, GPIO.HIGH)
                subprocess.call(["sudo","./test3.sh","start"])
        else:
                GPIO.output(LedPin5, GPIO.LOW)

        if GPIO.input(BtnPin6):     # remote button (5)
                GPIO.output(LedPin6, GPIO.HIGH)
                subprocess.call(["sudo","./test4.sh","start"])
        else:
                GPIO.output(LedPin6, GPIO.LOW)


def loop():
        GPIO.add_event_detect(Int_Input, GPIO.FALLING, callback=swLed, bouncetime=300) # wait for falling and set bouncetime to prevent the callback function from being called multiple tim$
        while True:
                time.sleep(1)   # Don't do anything
				
def destroy():
       GPIO.cleanup()                     # Release resource

if __name__ == '__main__':     # Program start from here
        setup()
        try:
                loop()
        except KeyboardInterrupt:  # When 'Ctrl+C' is pressed, the child program destroy() will be  executed.
                destroy()