#!/usr/bin/env sh

set -eu

export XDG_CURRENT_DESKTOP=sway # xdg-desktop-portal
export XDG_SESSION_DESKTOP=sway # systemd
export XDG_SESSION_TYPE=wayland # xdg/systemd

if [ -d "$HOME/.config/environment.d" ]; then
	for f in "$HOME"/.config/environment.d/*.conf; do
		[ -f "$f" ] || continue
		while IFS= read -r line || [ -n "$line" ]; do
			# Skip empty lines and comments
			case "$line" in
			'' | '#'*) continue ;;
			esac
			# Export the variable
			export "$line"
		done <"$f"
	done
fi

max_attempts=50
attempt=0
while [ ! -d "/run/user/$(id -u)" ]; do
	if [ "$attempt" -ge "$max_attempts" ]; then
		echo "Error: XDG_RUNTIME_DIR not available after $max_attempts attempts" >&2
		exit 1
	fi
	sleep 0.2
	attempt=$((attempt + 1))
done

export XDG_RUNTIME_DIR="/run/user/$(id -u)"

dbus-run-session sway "$@"

# this teardown makes it easier to switch between compositors
unset DISPLAY SWAYSOCK WAYLAND_DISPLAY XDG_CURRENT_DESKTOP XDG_SESSION_DESKTOP XDG_SESSION_TYPE