minghanchen
39 lines
1.4 KiB
JavaScript
39 lines
1.4 KiB
JavaScript
(function initializePwa() {
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function notify(message) {
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window.CognitiveAgentConsole?.notify?.(message);
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}
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function showUpdate(registration) {
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notify("检测到前端更新，正在刷新页面");
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registration.waiting?.postMessage({ type: "SKIP_WAITING" });
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}
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async function register() {
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if (!("serviceWorker" in navigator) || !window.isSecureContext) return;
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try {
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const registration = await navigator.serviceWorker.register("/service-worker.js", {
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scope: "/",
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updateViaCache: "none",
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});
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await registration.update();
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if (registration.waiting) showUpdate(registration);
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registration.addEventListener("updatefound", () => {
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const worker = registration.installing;
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worker?.addEventListener("statechange", () => {
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if (worker.state === "installed" && navigator.serviceWorker.controller) {
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showUpdate(registration);
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}
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});
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});
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navigator.serviceWorker.addEventListener("controllerchange", () => window.location.reload());
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navigator.serviceWorker.addEventListener("message", (event) => {
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if (event.data?.type === "OFFLINE_READY") notify("PAD 离线资源已准备完成");
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});
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} catch (error) {
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console.warn("PWA registration failed", error);
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}
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}
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window.addEventListener("load", register, { once: true });
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})();
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