#!/usr/bin/env bash
set -euo pipefail

if (( EUID == 0 )); then
    printf 'Run as the desktop user, without sudo.\n' >&2
    exit 1
fi
BIN_DIR="$HOME/.local/bin"
SYSTEMD_DIR="${XDG_CONFIG_HOME:-$HOME/.config}/systemd/user"
LIB_DIR="$HOME/.local/lib/hyprland-hdmi-revive"
SERVICE=revive-monitor-drm-watch.service

[[ "$SYSTEMD_DIR" == /* ]] || { printf 'XDG_CONFIG_HOME must be absolute\n' >&2; exit 1; }
systemctl --user show-environment >/dev/null
# Stop must succeed before removing a running service's files.
if systemctl --user cat "$SERVICE" >/dev/null 2>&1; then
    systemctl --user disable --now "$SERVICE"
fi
rm -f -- "$SYSTEMD_DIR/$SERVICE" "$BIN_DIR/revive-monitor-fix" "$BIN_DIR/revive-monitor-drm-watch" "$LIB_DIR/common.sh"
rmdir -- "$LIB_DIR" 2>/dev/null || true
systemctl --user daemon-reload
# Never reset failure information for unrelated user services.
systemctl --user reset-failed "$SERVICE" 2>/dev/null || true
cat <<'MSG'
Removed the user service and installed scripts.
Preserved config.env and /etc/sudoers.d/revive-monitor-chvt.
Remove the Hyprland startup hook and sudoers entry manually if no longer needed.
MSG