#!/bin/sh

# set here the path to the directory containing your videos
VIDEO_PATH1="/home/pi/PyLoopVideo/FINAL/MainVideo.mp4"
VIDEO_PATH2="/home/pi/PyLoopVideo/FINAL/Video1.mp4"
VIDEO_PATH3="/home/pi/PyLoopVideo/FINAL/Video2.mp4"

FILE_Button1="/home/pi/PyLoopVideo/FINAL/button1.txt"
FILE_Button2="/home/pi/PyLoopVideo/FINAL/button2.txt"

VIDEO_1_RUNNING=0
VIDEO_2_RUNNING=0
VIDEO_3_RUNNING=0

echo `date` : Running Script!!! >> log.txt

gpio -1 mode 11 input
gpio -1 mode 11 up
gpio -1 mode 13 input
gpio -1 mode 13 up

pkill -9 -x omxplayer.bin

while true
do
	if ! pgrep -x "omxplayer" > /dev/null
		then
		echo "Running Video-1..."
		echo `date` : Running Video-1... >> log.txt
		VIDEO_1_RUNNING=1
		omxplayer --no-osd --loop $VIDEO_PATH1 > /dev/null 2>&1 &
		VIDEO_1_PID=`echo $!`
		echo STOP > $FILE_Button1
		echo STOP > $FILE_Button2
	fi	

	val1=`gpio -1 read 11`
	val2=`gpio -1 read 13`

	if [ $val1 -eq 0 ]
		then
		sleep 0.5
		x=$(cat $FILE_Button1)
		if [ $x = "START" ]
			then
			echo STOP > $FILE_Button1
			else
			echo START > $FILE_Button1
			echo STOP > $FILE_Button2
		fi
	fi

	if [ $val2 -eq 0 ]
		then
		sleep 0.5
		y=$(cat $FILE_Button2)
		if [ $y = "START" ]
			then
			echo STOP > $FILE_Button2
			else
			echo START > $FILE_Button2
			echo STOP > $FILE_Button1
		fi			
	fi

	button1=$(cat $FILE_Button1)
	button2=$(cat $FILE_Button2)

	if [ $button1 = "START" ] && [ $VIDEO_2_RUNNING -eq 0 ]
		then
		echo "Running Video-2..."
		echo `date` : Running Video-2... >> log.txt
		VIDEO_1_RUNNING=0
		VIDEO_2_RUNNING=1
		VIDEO_3_RUNNING=0	
		
		pkill -9 -x omxplayer.bin
		sleep 0.5
		omxplayer $VIDEO_PATH2 > /dev/null 2>&1 &
		
	fi

	if [ $button1 = "STOP" ] && [ $VIDEO_1_RUNNING -eq 0 ] && [ $VIDEO_3_RUNNING -eq 0 ]
		then
		VIDEO_2_RUNNING=0
		pkill -9 -x omxplayer.bin		
	fi

	if [ $button2 = "START" ] && [ $VIDEO_3_RUNNING -eq 0 ]
		then
		echo "Running Video-3..."
		echo `date` : Running Video-3... >> log.txt
		VIDEO_1_RUNNING=0
		VIDEO_2_RUNNING=0
		VIDEO_3_RUNNING=1		
		
		pkill -9 -x omxplayer.bin
		sleep 0.5
		omxplayer $VIDEO_PATH3 > /dev/null 2>&1 &
		
	fi

	if [ $button2 = "STOP" ] && [ $VIDEO_1_RUNNING -eq 0 ] && [ $VIDEO_2_RUNNING -eq 0 ]
		then
		VIDEO_3_RUNNING=0
		pkill -9 -x omxplayer.bin
	fi
done

pkill -9 -x omxplayer.bin
exit 0