/* @nexim/service-worker v2.0.0-alpha.0 */
"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/main.ts
var main_exports = {};
__export(main_exports, {
  registerServiceWorker: () => registerServiceWorker,
  serviceWorkerSignal: () => serviceWorkerSignal
});
module.exports = __toCommonJS(main_exports);
var import_flux = require("@alwatr/flux");
var import_logger = require("@alwatr/logger");
var import_package_tracer = require("@alwatr/package-tracer");
var import_parse_duration = require("@alwatr/parse-duration");
__dev_mode__: import_package_tracer.packageTracer.add("@nexim/service-worker", "2.0.0-alpha.0");
var logger = /* @__PURE__ */ (0, import_logger.createLogger)("@nexim/service-worker");
var serviceWorkerSignal = /* @__PURE__ */ new import_flux.AlwatrSignal({
  name: "serviceWorker"
});
async function registerServiceWorker(options) {
  logger.logMethodArgs?.("registerServiceWorker", { options });
  if ("serviceWorker" in navigator === false) {
    logger.incident?.("registerServiceWorker", "service_worker_not_supported");
    return;
  }
  try {
    const swRegistration = await navigator.serviceWorker.register(options.serviceWorkerPath);
    serviceWorkerSignal.notify({ event: "service_worker_registered" });
    swRegistration.addEventListener("updatefound", () => serviceWorkerUpdateFoundHandler(swRegistration.installing));
    logger.logOther?.("Service worker registered.");
    if (options.timeForAutoUpdate != null) {
      setInterval(async () => {
        logger.logOther?.("startPeriodicUpdateChecks");
        await swRegistration.update();
      }, (0, import_parse_duration.parseDuration)(options.timeForAutoUpdate));
    }
  } catch (error) {
    logger.error("registerServiceWorker", "registration_failed", { error });
    serviceWorkerSignal.notify({ event: "service_worker_register_failed" });
  }
}
function serviceWorkerUpdateFoundHandler(serviceWorker) {
  if (serviceWorker == null) return;
  logger.logMethod?.("swUpdateFound");
  if (navigator.serviceWorker.controller) {
    serviceWorkerSignal.notify({ event: "service_worker_update_found" });
  } else {
    serviceWorkerSignal.notify({ event: "service_worker_first_install" });
  }
  serviceWorker.addEventListener("statechange", () => serviceWorkerStateChangeHandler(serviceWorker));
}
function serviceWorkerStateChangeHandler(serviceWorker) {
  logger.logMethodArgs?.("serviceWorkerStateChangeHandler", { state: serviceWorker.state });
  if (serviceWorker.state === "installed") {
    if (navigator.serviceWorker.controller) {
      serviceWorkerSignal.notify({ event: "service_worker_updated" });
    } else {
      serviceWorkerSignal.notify({ event: "service_worker_installed" });
    }
  } else if (serviceWorker.state === "redundant") {
    logger.accident("serviceWorkerStateChangeHandler", "sw_redundant", "Service worker redundant");
    serviceWorkerSignal.notify({ event: "service_worker_update_failed" });
  }
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  registerServiceWorker,
  serviceWorkerSignal
});
/*! For license information please see main.cjs.LEGAL.txt */
//# sourceMappingURL=main.cjs.map