#!/bin/bash

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

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

# die if no display was found
${x11runas} xinfo &> /dev/null || exit 1

# eval xorg_width and xorg_height
xinfo=$(${x11runas} xinfo)
if [[ $? = 0 ]]
then
	eval ${xinfo}
fi

# fallback
[[ -z ${xorg_width} ]] && xorg_width="1024"
[[ -z ${xorg_height} ]] && xorg_width="768"

if [ -e @@SYSCONFDIR@@/os-release ]
then
	osversion=$(source @@SYSCONFDIR@@/os-release; echo "${ID}-${Version_ID}")
elif [ -e @@SYSCONFDIR@@/mageversion ]
then
	osversion="alx-$(< @@SYSCONFDIR@@/mageversion)"
else
	osversion="alx-UNKNOWN"
fi

if [[ -n $(type -P mcore-serial) ]]
then
	serial="$(mcore-serial)"
else
	serial="UNKNOWN"
fi

iface="$(iface_for_remote_addr $(dns_to_ip alx-control.dom-aka-nt.intern))"
ipaddr="$(get_iface_ip ${iface})"
if [[ -z ${ipaddr} ]]
then
	ipaddr="No network"
fi

sysinfo="Hostname: $(hostname) Serial: #${serial} IP: ${ipaddr} OS: ${osversion} Arch: $(uname -m) Kernel: $(uname -r)"
#len_sysinfo="${#sysinfo}"

# calculate icon xpos
# xorg_width / 2 - len_sysinfo / 2
#xpos="$(( ${xorg_width} / 2 - ${len_sysinfo} / 2 ))"
# xorg_width / 2
xpos="$(( ${xorg_width} / 2 ))"

# calculate icon ypos
# xorg_height - text_height; text_height=22 pixel
ypos="$(( ${xorg_height} - 22))"

# generate icon info
${sudo} ${MCORE_LIBDIR}/idesk-generate-icon-info \
	--add \
	--name "${sysinfo}" \
	--filename "sysinfo" \
	--command "exit 0" \
	--icon "sysinfo.png" \
	--xpos "${xpos}" \
	--ypos "${ypos}" \
	|| die "adding icon-info"