#!/usr/bin/env bash
# lock.sh — lock the session with the active shell's own lock command.
# The mapping lives in modules/lock.lua (reads env.lua), so neither hypridle's
# lock_cmd nor the SUPER+L bind hardcodes a shell. This is what keeps a
# manually started hypridle under Caelestia from failing on `noctalia ...`.
#
# Usage: lock.sh   (no args; safe to call while locked)

set -euo pipefail

# Resolve from this script's own location so it works through the
# ~/.config/hypr symlink and does not depend on XDG_CONFIG_HOME.
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
LOCK_LUA="$(cd "$SCRIPT_DIR/.." && pwd)/modules/lock.lua"

CMD="$(LOCK_LUA="$LOCK_LUA" lua -e 'print(dofile(os.getenv("LOCK_LUA")).cmd)' 2>/dev/null)" || {
    echo "lock: cannot read modules/lock.lua" >&2
    exit 1
}

# Empty here means env.lua named a shell with no known lock command. Fail loudly
# instead of exiting 0, or a caller would think the session got locked.
[[ -n "$CMD" ]] || {
    echo "lock: no lock command for the active shell (check env.lua)" >&2
    exit 1
}

# Word-split on purpose: CMD is a command line, not a single path.
# shellcheck disable=SC2086
exec $CMD