#!/bin/bash

# omarchy:summary=Send an IPC call to omarchy-shell, starting it if not running
# omarchy:hidden=true

if [[ $# -eq 0 || $1 == "-h" || $1 == "--help" ]]; then
  cat <<USAGE
Usage: omarchy-shell-ipc <target> <method> [args...]

Starts omarchy-shell if not running, then forwards a quickshell ipc call.

Examples:
  omarchy-shell-ipc shell ping
  omarchy-shell-ipc shell summon omarchy.bar-settings "{}"
  omarchy-shell-ipc shell hide omarchy.image-picker
  omarchy-shell-ipc shell listPlugins
  omarchy-shell-ipc shell listShellConfig
  omarchy-shell-ipc shell rescanPlugins
  omarchy-shell-ipc image-selector ping
  omarchy-shell-ipc image-selector cancel ""
USAGE
  exit 0
fi

OMARCHY_PATH="${OMARCHY_PATH:-$HOME/.local/share/omarchy}"
SHELL_DIR="$OMARCHY_PATH/default/quickshell/omarchy-shell"

# Serialize concurrent invocations so two CLI callers don't both spawn the shell
# when no instance is running yet.
lockfile="${XDG_RUNTIME_DIR:-/tmp}/omarchy-shell-ipc.lock"
{
  flock 9
  if ! quickshell list -p "$SHELL_DIR" 2>/dev/null | grep -q '^Instance '; then
    # 9<&- so the spawned shell does not inherit (and keep) the lock fd; the
    # spawned process is long-lived and would otherwise hold the lock for the
    # remainder of the session, deadlocking every subsequent helper invocation.
    setsid uwsm-app -- env OMARCHY_PATH="$OMARCHY_PATH" quickshell -p "$SHELL_DIR" >/dev/null 2>&1 9<&- &
    for _ in 1 2 3 4 5 6 7 8 9 10; do
      sleep 0.2
      quickshell list -p "$SHELL_DIR" 2>/dev/null | grep -q '^Instance ' && break
    done
  fi
} 9>"$lockfile"

exec quickshell ipc -p "$SHELL_DIR" call "$@"
