#!/bin/bash
# $Id: postinst 30674 2025-12-30 12:32:04Z betateilchen $
set -e

user_exists=$(id -u fhem > /dev/null 2>&1; echo $?)
if [ "$user_exists" -eq "1" ]; then
    echo "creating user fhem"
    useradd --system --home /opt/fhem -g dialout -G plugdev --shell /bin/false fhem
fi

chown -R fhem:dialout /opt/fhem

# remove repository entry after first installation
echo "removing repo from sources"
if [ -f /etc/apt/sources.list ]; then
sed -i /debian.fhem.de/d /etc/apt/sources.list
fi
if [ -f /etc/apt/sources.list.d/debianfhemde.list ]; then
  rm /etc/apt/sources.list.d/debianfhemde.list
fi
if [ -f /etc/apt/sources.list.d/debianfhemde.sources ]; then
  rm /etc/apt/sources.list.d/debianfhemde.sources
fi

# set up of autostart
# systemd:  supported
# sysvinit: supported
# upstart:  not supported

# detect init system
test=$(stat /sbin/init |grep "/sbin/init")
re="systemd$"

if [[ $test =~ $re ]];
then
   cp /opt/fhem/contrib/init-scripts/fhem.service /etc/systemd/system
   systemctl daemon-reload
   systemctl enable fhem.service
   systemctl start fhem.service
else
   cp /opt/fhem/contrib/init-scripts/fhem.3 /etc/init.d/fhem
   chmod ugo+x /etc/init.d/fhem
   update-rc.d fhem defaults
   if test -f /etc/init.d/fhem; then
      /etc/init.d/fhem start noaptmark
   fi
fi

exit 0
