#!/bin/bash


ACTION="$1"
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"

shift
PACKAGE_LIST=$@

case $ACTION in


	preInstall)

		for ix in $PACKAGE_LIST	
		do
			if [[ " $ix " == *" s4a "* ]];then 
				#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	
			fi
		done

	;;
	postInstall)
	
		for ix in $PACKAGE_LIST	
		do
			if [[ " $ix " == *" s4a "* ]];then 
				TEST=$( 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	
			fi
		done
	;;

	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