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#!/usr/bin/env bash
# ==================================================
# KoolDots (2026)
# Project URL: https://github.com/LinuxBeginnings
# License: GNU GPLv3
# SPDX-License-Identifier: GPL-3.0-or-later
# ==================================================
# Dedicated startup helper for Waybar.
# Handles both systemd user service setups and direct Waybar launch.
runtime_dir="${XDG_RUNTIME_DIR:-/run/user/$(id -u)}"
export XDG_RUNTIME_DIR="$runtime_dir"
is_waybar_running() {
pgrep -x "waybar" >/dev/null 2>&1 || pgrep -x '\.waybar-wrapped' >/dev/null 2>&1
}
sync_portal_env() {
if command -v dbus-update-activation-environment >/dev/null 2>&1; then
dbus-update-activation-environment --systemd \
WAYLAND_DISPLAY XDG_CURRENT_DESKTOP XDG_SESSION_DESKTOP XDG_SESSION_TYPE XDG_DATA_DIRS GSETTINGS_SCHEMA_DIR >/dev/null 2>&1 || true
fi
if command -v systemctl >/dev/null 2>&1; then
systemctl --user import-environment \
WAYLAND_DISPLAY XDG_CURRENT_DESKTOP XDG_SESSION_DESKTOP XDG_SESSION_TYPE XDG_DATA_DIRS GSETTINGS_SCHEMA_DIR >/dev/null 2>&1 || true
fi
}
start_portal_services() {
command -v systemctl >/dev/null 2>&1 || return 0
systemctl --user start xdg-desktop-portal-hyprland.service >/dev/null 2>&1 || true
systemctl --user start xdg-desktop-portal.service >/dev/null 2>&1 || true
for _ in $(seq 1 50); do
systemctl --user is-active --quiet xdg-desktop-portal.service && return 0
sleep 0.1
done
return 1
}
wait_for_wayland() {
# If WAYLAND_DISPLAY is already valid, use it.
if [ -n "${WAYLAND_DISPLAY:-}" ] && [ -S "$runtime_dir/$WAYLAND_DISPLAY" ]; then
return 0
fi
# Otherwise wait briefly for an available Wayland socket.
for _ in $(seq 1 120); do
if [ -n "${WAYLAND_DISPLAY:-}" ] && [ -S "$runtime_dir/$WAYLAND_DISPLAY" ]; then
return 0
fi
for socket in "$runtime_dir"/wayland-[0-9]*; do
[ -S "$socket" ] || continue
case "$(basename "$socket")" in
*awww*) continue ;;
esac
export WAYLAND_DISPLAY="$(basename "$socket")"
return 0
done
sleep 0.1
done
return 1
}
start_waybar_direct() {
if command -v waybar >/dev/null 2>&1; then
waybar >/dev/null 2>&1 &
return 0
fi
if command -v .waybar-wrapped >/dev/null 2>&1; then
.waybar-wrapped >/dev/null 2>&1 &
return 0
fi
return 1
}
start_waybar_via_systemd() {
[ -x "$(command -v systemctl)" ] || return 1
local load_state
load_state="$(systemctl --user show waybar.service --property=LoadState --value 2>/dev/null || true)"
[ -n "$load_state" ] && [ "$load_state" != "not-found" ] || return 1
systemctl --user start waybar.service >/dev/null 2>&1 || return 1
sleep 0.4
is_waybar_running
}
main() {
# Allow key startup services to settle before launching Waybar.
sleep 1
wait_for_wayland || true
sync_portal_env
start_portal_services || true
is_waybar_running && exit 0
if start_waybar_via_systemd; then
exit 0
fi
if is_waybar_running; then
exit 0
fi
start_waybar_direct || exit 1
}
main
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