#!/bin/sh

set -e

case "$1" in

  configure)
    # if don't have sudo and ps then don't attempt to restart ibus
    if which sudo > /dev/null && which ps > /dev/null; then

      # check for gnome-shell as it works differently
      ! gspid=`ps -C gnome-shell -o pid=|head -n 1`
      if [ "x$gspid" != "x" ]; then
        # gnome-shell has multiple ibus-daemon processes and needs exit instead of restart
        is_gnome_shell=1
      else
        is_gnome_shell=0
      fi

      # Restart IBus if it is running
      ! ibuspid=`ps -C ibus-daemon -o pid=|head -n 1`

      if [ "x$ibuspid" != "x" ]; then
        if [ "x$is_gnome_shell" = "x1" ]; then
          ibususers=`ps -C ibus-daemon -o user=|grep -v gdm|uniq`
          for ibususer in $ibususers; do
            sudo -H -u "$ibususer" ibus exit || true
            sleep 1s
          done
        else
          ibususers=`ps -C ibus-daemon -o user=|uniq`
          for ibususer in $ibususers; do
            sudo -H -u "$ibususer" ibus restart || true
            sleep 1s
          done
        fi
      fi

      # Verify that it's running now
      ! ibusdaemon=`ps --user ${SUDO_USER} -o s= -o cmd | grep --regexp="^[^ZT] ibus-daemon .*--xim.*"`
      if [ "x$ibusdaemon" = "x" ]; then
        # otherwise try to start it for the user installing the package
        if [ "x$is_gnome_shell" = "x1" ]; then
          for session in $(loginctl show-user ${SUDO_USER} -p Sessions --value); do
            case $(loginctl show-session ${session} -p Type --value) in
              wayland) sudo -H -u "${SUDO_USER}" -i WAYLAND_DISPLAY=wayland-0 -- ibus-daemon -d -r --xim --panel disable;;
              x11) sudo -H -u "${SUDO_USER}" -- ibus-daemon -d -r --xim --panel disable;;
              *) ;;
            esac
          done
        else
          sudo -H -u "${SUDO_USER}" -- ibus-daemon -d -r --xim
        fi
      fi
    fi
  ;;

  abort-upgrade|abort-remove|abort-deconfigure)
    exit 0
  ;;

  *)
    echo "postinst called with unknown argument \`$1'" >&2
    exit 1
  ;;

esac

# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.

#DEBHELPER#

exit 0