51 lines
1.7 KiB
TypeScript
51 lines
1.7 KiB
TypeScript
/**
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* Browser notification + in-app toast for generation task completions.
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* Falls back gracefully when Notification API is unavailable.
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*/
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import { toast } from "../components/toast/toastStore";
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let permissionGranted = false;
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async function requestPermission(): Promise<boolean> {
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if (permissionGranted) return true;
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if (typeof Notification === "undefined") return false;
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if (Notification.permission === "granted") { permissionGranted = true; return true; }
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if (Notification.permission === "denied") return false;
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try {
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const result = await Notification.requestPermission();
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permissionGranted = result === "granted";
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return permissionGranted;
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} catch {
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return false;
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}
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}
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export function notifyTaskCompleted(label: string, mode: "image" | "video" = "image") {
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const emoji = mode === "video" ? "🎬" : "🖼️";
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const title = `${emoji} ${label}生成完成`;
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const body = "点击返回查看生成结果";
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// Browser notification (background tab)
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if (typeof Notification !== "undefined" && Notification.permission === "granted") {
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try { new Notification(title, { body, icon: "/favicon.ico", tag: "gen-complete" }); } catch { /* */ }
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}
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// In-app toast
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dispatchGenToast(title);
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}
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// Use the existing toast system for in-app notifications
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function dispatchGenToast(msg: string) {
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toast(msg, "success");
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}
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/** Call once on app init to pre-warm permission. */
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export async function initNotificationPermission() {
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if (typeof Notification === "undefined") return;
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if (Notification.permission === "default") {
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// Don't prompt immediately — wait for first user interaction
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document.addEventListener("click", () => requestPermission(), { once: true });
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}
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}
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