#!/bin/bash


ACTION="$1"
PACKAGE_LIST="s4a arduino-ide appinventor2-setup lliurex-robotics"
DEPENDS_S4A="libv4l-0:i386 libsm6:i386 libice6:i386 libpangocairo-1.0-0:i386 libcairo2:i386 libpulse0:i386 libasound2:i386 libglib2.0-dev:i386 libpulse-dev:i386 libx11-6:i386"
TMP_LISTA="/tmp/lista_s4a.txt"

case $ACTION in


	preInstall)

		#CREO LISTA DE PAQUETES NECESARIOS
		touch $TMP_LISTA || chmod 777 $TMP_LISTA
		: > $TMP_LISTA
		for i in $DEPENDS_S4A
			do
				echo "$i" >> $TMP_LISTA 
			done


		CHKBITS=`uname -m`

		if [ $CHKBITS = "x86_64" ]; then
		    echo "Installing 32bit depends..."	
		    echo "Installing required lib..."
			dpkg --add-architecture i386
			
			for line in $(cat $TMP_LISTA);do
				PACKAGE=$( echo "$line" | awk '1 { print  $1 }' )
				apt-get install --yes  $PACKAGE
			done	
		
			if [ $? -ne 0 ];then
				exit 1
			fi
			
			#Comprobacion de que los paquetes estan instalados sin problemas.
	
			for PACKET in $( cat /$TMP_LISTA | awk '{print$1}' )
			do
				PKG_OK=$(dpkg-query -W --showformat='${Status}\n'  $PACKET | grep "install ok installed")
				if [ "" == "$PKG_OK" ]; then
					exit 1
				fi
			done
		fi	

	;;
	postInstall)
	
	
		TEST=$( dpkg-query -s  s4a 2> /dev/null| grep Status | cut -d " " -f 4 )	
		if [ "$TEST" == 'installed' ];then
			echo "Checking depends..."

			ldd /usr/lib/s4a/Plugins/* | grep "not found" >  /tmp/.s4a-epi.log || true
			if  [[ $(rgrep "found" /tmp/.s4a-epi.log) ]]; then
				zero-center set-failed zero-lliurex-s4a
				exit 1
			fi	
			zero-center set-configured zero-lliurex-s4a
		fi	
	;;

	remove)

		for ix in $PACKAGE_LIST	
		do

			apt-get remove -y $ix
			TEST=$( dpkg-query -s  $ix 2> /dev/null| grep Status | cut -d " " -f 4 )
			if [ "$TEST" == 'installed' ];then
				exit 1
			fi
			if [ $ix=="S4a" ];then
				zero-center set-non-configured  zero-lliurex-s4a
			fi
				
		done		
	;;	
esac
exit 0