#!/bin/bash

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

GLOBAL_PIXMAPS_PATH="@@GLOBAL_PIXMAPS_PATH@@"
LOCAL_PIXMAPS_PATH="${MCORE_CONFIG_PATH}/icons/default"

ICON_INFO_PATH="${MCORE_CONFIG_PATH}/icons/info"
ICON_INFO_SUFFIX="@@ICON_INFO_SUFFIX@@"
ICON_SUFFIX="@@ICON_SUFFIX@@"

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

dest="${MCORE_UNPRIV_HOME}/.idesktop"
rc="${MCORE_UNPRIV_HOME}/.ideskrc"

# progs path
progsh_path="${MCORE_UNPRIV_HOME}/.progs"

if [[ $(whoami) = ${MCORE_UNPRIV_USER} ]]
then
	x11runas=""
	sudo="sudo"
else
	x11runas="x11runas"
	sudo=""
fi

RUN_IDESK=1
case $1 in
	--no-startup|-n) RUN_IDESK=0 ;;
esac

# get the resolution
eval $(${x11runas} xinfo)
xres="${xorg_width}"
yres="${xorg_height}"

# fallback to 1024x768
[[ -z ${xres} ]] && xres="1024"
[[ -z ${yres} ]] && xres="768"

# top left edge of the icon is given in config file
# remove a little bit to simulate the bottom-right edge
xres="$(( ${xres} - 120 ))"
yres="$(( ${yres} - 80 ))"

# clean desktop icon location
[ -d ${dest} ] && rm -rf ${dest}
[ -f ${rc} ] && rm -f ${rc}
install -d ${dest}
if [ -f /usr/share/idesk/dot.ideskrc ]
then
	install -m0644 /usr/share/idesk/dot.ideskrc "${rc}"
fi
chown "${MCORE_UNPRIV_USER}":"${MCORE_UNPRIV_GROUP}" ${dest}

# clean default reboot,shutdown,sysinfo icon info
for i in shutdown reboot sysinfo
do
	${sudo} ${MCORE_LIBDIR}/idesk-generate-icon-info --del --name "${i}"
done

# default settings
declare -i x=50
declare -i y=50

for icon_resource in $(find ${MROOT}/${MCORE_CONFIG_PATH}/icons/info -type f)
do
	# abort if empty
	[[ -z ${icon_resource} ]] && continue

	# new line if x > xres
	if [ ${x} -ge ${xres} ]
	then
		x=50
		y=$((${y} + 80))
	fi

	# new row if y > yres
	if [ ${y} -ge ${yres} ]
	then
		x=$((${x} + 120))
		y=50

		# re-check x
		[ ${x} -ge ${xres} ] && x=50
	fi

	${MCORE_LIBDIR}/idesk-generate-icon --add --resource "${icon_resource}" --xpos "${x}" --ypos "${y}"

	y=$((${y} + 80))
done

# add shutdown, reboot icons
for i in shutdown reboot
do
	# new line if x > xres
	if [ ${x} -ge ${xres} ]
	then
		x=50
		y=$((${y} + 80))
	fi

	# new row if y > yres
	if [ ${y} -ge ${yres} ]
	then
		x=$((${x} + 120))
		y=50

		# re-check x
		[ ${x} -ge ${xres} ] && x=50
	fi

	case ${i} in
		shutdown) name="Herunterfahren"; cmd="poweroff" ;;
		reboot) name="Neustarten"; cmd="${i}" ;;
	esac

	${sudo} ${MCORE_LIBDIR}/idesk-generate-icon \
		--add \
		--name "${name}" \
		--command "sudo @@SBINDIR@@/${cmd}" \
		--icon "${i}.png" \
		--filename "${i}" \
		--xpos "${x}" \
		--ypos "${y}" \
		--icon-width "40" \
		--icon-height "40"

	y=$((${y} + 80))
done

# generate sysinfo
${MCORE_LIBDIR}/idesk-sysinfo
${MCORE_LIBDIR}/idesk-generate-icon --add \
	--resource "${MROOT}/${MCORE_CONFIG_PATH}/icons/info/sysinfo.${ICON_INFO_SUFFIX}"

if [[ ${RUN_IDESK} = 1 ]]
then
	# restart idesk
	if [[ -n $(pidof idesk) ]]
	then
		killall idesk
	fi
	if [[ -z ${x11runas} ]]
	then
		nohup idesk > /dev/null &
	else
		${x11runas} "nohup idesk > /dev/null &"
	fi
fi