#!/bin/bash

MCORE_LIBDIR="@@MCORE_LIBDIR@@"
source @@SYSCONFDIR@@/mcore/mcore.conf
source ${MCORE_LIBDIR}/include/common.global.class

ICADIR="${MCORE_CONFIG_PATH}/citrix/ica"
ICASUFFIX="ica"

die() { echo "ERROR: $@"; exit 1; }

# very basic getops
for argv in $*
do
	case $1 in
		--add|--del|--print|--query) method="${1//--}" ;;
		--name) shift; name="$1" ;;
		--session) shift; session="$1" ;;
		--mode) shift; mode="$1" ;;
		--user) shift; user="$1" ;;
		--domain) shift; domain="$1" ;;
		--password) shift; password="$1" ;;
	esac
	shift
done

[[ -n ${method} ]] || die "No method given"

case "${method}" in
	add)
		# requires name
		[[ -n ${name} ]] || die "No name given"
		# action 'add' requires mode too
		[[ -n ${mode} ]] || die "No mode given"
		# and session
		[[ -n ${session} ]] || die "No session given"

		# other sanity checks
		case "${mode}" in
			fullscreen) ;;
			seamless) ;;
			*x*) ;;
			*) die "unknown mode '${mode}'"
		esac

		icafile="${ICADIR}/${name}.${ICASUFFIX}"
		CONFIG="${MROOT}/${icafile}"
		clearconfig

		addconfig '[WFClient]'
		addconfig 'Version=2'

		serverlist=$(NOCOLORS=true ${MCORE_LIBDIR}/citrix-serverlist --print)
		declare -i i=0
		for server in ${serverlist}
		do
			(( i++ ))
			server_num="${i}"
			[[ ${i} -eq 1 ]] && server_num=""
			addconfig "TcpBrowserAddress${server_num}=${server}"
		done
		addconfig 'ScreenPercent=0'
		addconfig '[ApplicationServers]'
		addconfig "${session}="
		addconfig "[${session}]"
		addconfig "Address=${session}"
		addconfig "InitialProgram=#${session}"

		# mapping table xorg -> citrix
		# citrix 1 = 16 colors
		# citrix 2 = 256 colors
		# citrix 4 = 16 bit
		# citrix 8 = 32 bit
		# try always 16 bit
		addconfig "DesiredColor=4"

		addconfig 'TransportDriver=TCP/IP'
		addconfig 'WinStationDriver=ICA 3.0'

		[[ -n ${user} ]] && addconfig "Username=${user}"
		[[ -n ${domain} ]] && addconfig "Domain=${domain}"
		[[ -n ${password} ]] && addconfig "ClearPassword=${password}"

		# use the right display settings
		case "${mode}" in
			# fullscreen mode
			fullscreen)
				addconfig 'UseFullScreen=Yes'
				addconfig 'NoWindowManager=True'
				addconfig "DesiredHRES=65535"
				addconfig "DesiredVRES=65535"
				;;
			# seamless window mode
			seamless)
				addconfig 'TWIMode=On'
				;;
			# a desired resolution
			*x*)
				addconfig "DesiredHRES=${mode%x*}"
				addconfig "DesiredVRES=${mode#*x}"
				;;
		esac
		;;

	del)
		[[ -n ${name} ]] || die "No name given"
		if [ -f ${MROOT}/${ICADIR}/"${name}".${ICASUFFIX} ]
		then
			rm ${MROOT}/${ICADIR}/"${name}".${ICASUFFIX}
		else
			eecho "No configured session named '${name}' exists."
		fi
		;;

	print)
		list_files_in_directory ${MROOT}/${ICADIR}
		;;

	query)
		eval sessionlist=( $(${MCORE_LIBDIR}/query-citrix-browser --session) )
		sessioncount="${#sessionlist[*]}"
		for (( i=0; i<sessioncount; i++))
		do
			rvecho -n "${sessionlist[${i}]};"
		done
		rvecho
		;;
esac