#!/bin/sh

set -e

# This hook is used to integrate app's search provider into Gnome Shell

# Input the values here
DBUS_SERVICE_NAME=org.gnome.Calculator.SearchProvider.service
SEARCH_PROVIDER_NAME=org.gnome.Calculator-search-provider.ini
BIN_NAME=gnome-calculator # used as identifier

DBUS_SHARE_SYS="/usr/share/dbus-1/services/$DBUS_SERVICE_NAME"
SEARCH_SHARE_SYS="/usr/share/gnome-shell/search-providers/$SEARCH_PROVIDER_NAME"
DBUS_SHARE_SYS_LOCAL="/usr/local/share/dbus-1/services/$DBUS_SERVICE_NAME"
SEARCH_SHARE_SYS_LOCAL="/usr/local/share/gnome-shell/search-providers/$SEARCH_PROVIDER_NAME"
LOCAL_SHARE_DIR="${HOST_XDG_DATA_HOME}"
DBUS_SHARE_LOCAL="${LOCAL_SHARE_DIR}/dbus-1/services/${DBUS_SERVICE_NAME}"
SEARCH_SHARE_LOCAL="${LOCAL_SHARE_DIR}/gnome-shell/search-providers/${SEARCH_PROVIDER_NAME}"
ANYLINUX_APPIMAGES_CONFIG="${LOCAL_SHARE_DIR}/anylinux-appimages"
ASK_STATE_MESSAGE_FILE="${ANYLINUX_APPIMAGES_CONFIG}/${BIN_NAME}-xdgdatadirs-message"
XDGDATADIRS_MESSAGE="In order for \"${BIN_NAME}\" AppImage to have search-integration working with \"gnome-shell\", please add the XDG_DATA_HOME variable to XDG_DATA_DIRS, which can be done in shell profile, like this:

case \"\$XDG_DATA_DIRS\" in
  *\"\${XDG_DATA_HOME:-\$HOME/.local/share}:\");;
  *) export XDG_DATA_DIRS=\"\${XDG_DATA_HOME:-\$HOME/.local/share}:\${XDG_DATA_DIRS}\";;
esac

Then restart the system for changes to apply.

To not get asked again about this change, click \"No\"."

# Integrate search-provider into Gnome Shell
if [ -n "$APPIMAGE" ] && command -v gnome-shell 1>/dev/null && \
[ ! -f "$DBUS_SHARE_SYS" ] && [ ! -f "$SEARCH_SHARE_SYS" ] && \
[ ! -f "$DBUS_SHARE_SYS_LOCAL" ] && [ ! -f "$SEARCH_SHARE_SYS_LOCAL" ]; then

  _display_message() {
	  if command -v kdialog 1>/dev/null; then
	    kdialog --yesno "$XDGDATADIRS_MESSAGE" 2>/dev/null || return 1
	  elif command -v zenity 1>/dev/null; then
	    zenity --question --text "$XDGDATADIRS_MESSAGE" 2>/dev/null || return 1
	  elif command -v yad 1>/dev/null; then
	    yad --text="$XDGDATADIRS_MESSAGE" 2>/dev/null || return 1
	  fi
  }

  case "$XDG_DATA_DIRS" in
      *"${LOCAL_SHARE_DIR}:"*) xdg_data_dirs_satisfied=true;;
  esac

  if ! ${xdg_data_dirs_satisfied:-false}; then
    echo "$XDGDATADIRS_MESSAGE"
    if [ -f "$ASK_STATE_MESSAGE_FILE" ]; then
      read -r STATE < "$ASK_STATE_MESSAGE_FILE"
      if $STATE; then
        _display_message
      fi
    else
      if ! _display_message; then
        mkdir -p "$ANYLINUX_APPIMAGES_CONFIG"
        echo "false" > "$ASK_STATE_MESSAGE_FILE"
      fi
    fi
  fi

  mkdir -p "${LOCAL_SHARE_DIR}"/dbus-1/services/
  mkdir -p "${LOCAL_SHARE_DIR}"/gnome-shell/search-providers/
  echo '[D-BUS Service]' > "$DBUS_SHARE_LOCAL"
  echo "Name=${DBUS_SERVICE_NAME%.service}" >> "$DBUS_SHARE_LOCAL"
  echo "Exec=$APPIMAGE gnome-calculator-search-provider" >> "$DBUS_SHARE_LOCAL"
  if [ ! -f "$SEARCH_SHARE_LOCAL" ]; then
    cp "${APPDIR}/share/gnome-shell/search-providers/${SEARCH_PROVIDER_NAME}" "$SEARCH_SHARE_LOCAL"
  fi
  ## Fix filename for AM/appman desktop file in search provider config
  if command -v sed 1>/dev/null; then
    if [ -f "/usr/local/share/applications/${BIN_NAME}-AM.desktop" ] || [ -f "${LOCAL_SHARE_DIR}/applications/${BIN_NAME}-AM.desktop" ]; then
      __tmp_sed=$(sed "s/^DesktopId=.*/DesktopId=$BIN_NAME-AM.desktop/" "$SEARCH_SHARE_LOCAL")
      echo "$__tmp_sed" > "$SEARCH_SHARE_LOCAL"
    fi
  fi
fi