#!/usr/bin/env bash

if [ -z "$DISPLAY" ] && [ "$(tty)" = "/dev/tty1" ]; then
  if [ -n "$DBUS_SESSION_BUS_ADDRESS" ]; then
    # XDG Settings Basic
    export XDG_CONFIG_HOME=${HOME}/.config
    export XDG_DATA_HOME=${HOME}/.local/share
    export XDG_CACHE_HOME=${HOME}/.local/cache
    export XDG_STATE_HOME=${HOME}/.local/state

    # XDG_CONFIG_HOME
    export GTK2_RC_FILES=${XDG_CONFIG_HOME}/gtk-2.0/gtkrc-2.0

    # Reduces crashs for some gdk apps, like evolution
    # ! Do not set as global variable. Electron Apps will not start !
    # export GDK_BACKEND=wayland

    # Required for tray icons on waybar
    export XDG_CURRENT_DESKTOP=sway

    # Enable QT apps to have gtk theme
    export QT_QPA_PLATFORMTHEME=qt5ct

    # Force wayland on qt apps
    export QT_QPA_PLATFORM=wayland

    export QT_WAYLAND_DISABLE_WINDOWDECORATION=1
    # Explicitly set to '96' instead of 'physical' because some apps have problems
    # Looking at you nextcloud client!
    # https://github.com/nextcloud/desktop/issues/1079
    # https://github.com/swaywm/sway/issues/2424
    export QT_WAYLAND_FORCE_DPI=96

    # Make Qt apps honour DPI settings.
    export QT_AUTO_SCREEN_SCALE_FACTOR=1

    # Mozilla Wayland support + hardware video decoding
    export MOZ_ENABLE_WAYLAND=1
    export MOZ_WAYLAND_USE_VAAPI=1

    # SDL
    export SDL_VIDEODRIVER=wayland

    # Java under Xwayland
    export _JAVA_AWT_WM_NONREPARENTING=1

    # Session Type for later screensharing
    export XDG_SESSION_TYPE=wayland

    exec dbus-launch --exit-with-session sway
  else
    echo "Cannot found dbus session: Sway don't work"
  fi
fi