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| import { addLogEntry } from "./logEntries"; | |
| const MAX_NOTIFICATION_QUERY_LENGTH = 100; | |
| export const REQUEST_PERMISSION_TIMEOUT_MS = 8000; | |
| /** | |
| * Requests permission to show browser notifications. Some browsers can | |
| * silently never resolve this request (e.g. Brave has been observed doing | |
| * this on localhost), so it falls back to "default" after a timeout instead | |
| * of leaving the caller waiting forever. | |
| */ | |
| export async function requestNotificationPermission(): Promise<NotificationPermission> { | |
| if (!("Notification" in window)) { | |
| return "denied"; | |
| } | |
| if (Notification.permission === "granted") { | |
| return "granted"; | |
| } | |
| if (Notification.permission === "denied") { | |
| return "denied"; | |
| } | |
| return new Promise((resolve) => { | |
| const timeoutId = setTimeout( | |
| () => resolve("default"), | |
| REQUEST_PERMISSION_TIMEOUT_MS, | |
| ); | |
| Notification.requestPermission().then((permission) => { | |
| clearTimeout(timeoutId); | |
| resolve(permission); | |
| }); | |
| }); | |
| } | |
| /** | |
| * Shows a browser notification that the AI answer is ready, unless this page | |
| * already has the focus. | |
| */ | |
| export function showAiCompleteNotification(query: string) { | |
| if (!("Notification" in window)) { | |
| return; | |
| } | |
| if (Notification.permission !== "granted") { | |
| return; | |
| } | |
| if (document.hasFocus()) { | |
| return; | |
| } | |
| const truncatedQuery = | |
| query.length > MAX_NOTIFICATION_QUERY_LENGTH | |
| ? `${query.slice(0, MAX_NOTIFICATION_QUERY_LENGTH)}…` | |
| : query; | |
| try { | |
| const notification = new Notification(truncatedQuery, { | |
| body: "AI response is ready on MiniSearch.", | |
| icon: "/favicon.png", | |
| tag: "ai-complete", | |
| requireInteraction: false, | |
| }); | |
| notification.onclick = () => { | |
| window.focus(); | |
| notification.close(); | |
| }; | |
| } catch (error) { | |
| addLogEntry( | |
| `Failed to show AI-complete notification: ${error instanceof Error ? error.message : String(error)}`, | |
| ); | |
| } | |
| } | |