#!/usr/bin/env bash
set -euo pipefail
ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
NODE_BIN="$(command -v node || true)"
if [[ -z "${NODE_BIN}" ]]; then
  echo "Node.js is required" >&2
  exit 1
fi
command -v zip >/dev/null || { echo "zip is required to register the GNOME extension" >&2; exit 1; }
APP_DIR="${HOME}/.local/share/jarvis-qvac"
EXT_DIR="${HOME}/.local/share/gnome-shell/extensions/jarvis@qvac.local"
CONFIG_DIR="${HOME}/.config/jarvis"
CACHE_DIR="${XDG_CACHE_HOME:-${HOME}/.cache}/jarvis/models"
mkdir -p "${APP_DIR}" "${EXT_DIR}" "${CONFIG_DIR}" "${HOME}/.config/systemd/user" "${CACHE_DIR}"
tar --exclude='.git' --exclude='./.agents' --exclude='./.codex' --exclude='./dist' --exclude='./node_modules' --exclude='*/node_modules' --exclude='*/__pycache__' --exclude='*.pyc' -cf - -C "${ROOT_DIR}" . | tar -xf - -C "${APP_DIR}"
if [[ ! -d "${APP_DIR}/node_modules" ]]; then
  ( cd "${APP_DIR}" && npm ci --omit=dev --ignore-scripts )
fi
rm -rf "${EXT_DIR}"
mkdir -p "${EXT_DIR}"
EXT_ZIP="$(mktemp "${TMPDIR:-/tmp}/jarvis-extension.XXXXXX.zip")"
cleanup_ext() { rm -f "${EXT_ZIP}"; }
trap cleanup_ext EXIT
( cd "${ROOT_DIR}/apps/gnome-extension" && zip -q -r "${EXT_ZIP}" "jarvis@qvac.local" )
if command -v gnome-extensions >/dev/null && gnome-extensions install --force "${EXT_ZIP}" >/dev/null 2>&1; then
  :
else
  cp -a "${ROOT_DIR}/apps/gnome-extension/jarvis@qvac.local/." "${EXT_DIR}/"
fi
sed "s#__JARVIS_NODE__#${NODE_BIN}#" "${ROOT_DIR}/packaging/jarvisd.service" > "${HOME}/.config/systemd/user/jarvisd.service"
if [[ ! -f "${CONFIG_DIR}/qvac.config.json" ]]; then
  sed "s#__JARVIS_CACHE__#${CACHE_DIR}#g" "${ROOT_DIR}/packaging/qvac.config.template.json" > "${CONFIG_DIR}/qvac.config.json"
fi
if [[ "${1:-}" == "--enable" ]]; then
  systemctl --user daemon-reload
  systemctl --user enable --now jarvisd.service
fi
echo "Installed JARVIS-QVAC to ${APP_DIR}"
echo "Run: ${APP_DIR}/packaging/first-run.sh"