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1export interface ExtensionTokens {
2 accessToken: string;
3 refreshToken: string;
4}
5
6export class ExtensionService {
7 private static readonly EXTENSION_MESSAGE_TYPE = 'EXTENSION_TOKENS';
8 private static readonly EXTENSION_TOKENS_REQUESTED_KEY =
9 'EXTENSION_TOKENS_REQUESTED';
10 private static readonly EXTENSION_TOKENS_TIMEOUT = 5 * 60 * 1000; // 5 minutes
11
12 static async sendTokensToExtension(tokens: ExtensionTokens): Promise<void> {
13 const extensionId = process.env.NEXT_PUBLIC_EXTENSION_ID;
14
15 try {
16 // Try Chrome extension API first
17 if (extensionId && window.chrome?.runtime) {
18 await window.chrome.runtime.sendMessage(extensionId, {
19 type: this.EXTENSION_MESSAGE_TYPE,
20 ...tokens,
21 });
22 return;
23 }
24
25 // Fallback to postMessage - content script will forward to background
26 window.postMessage(
27 {
28 type: this.EXTENSION_MESSAGE_TYPE,
29 ...tokens,
30 },
31 window.location.origin,
32 );
33 } catch (error) {
34 console.error('Failed to send tokens to extension:', error);
35 throw new Error('Failed to communicate with extension');
36 }
37 }
38
39 static isExtensionAvailable(): boolean {
40 const extensionId = process.env.NEXT_PUBLIC_EXTENSION_ID;
41 return !!(extensionId && window.chrome?.runtime);
42 }
43
44 static setExtensionTokensRequested(): void {
45 localStorage.setItem(
46 this.EXTENSION_TOKENS_REQUESTED_KEY,
47 Date.now().toString(),
48 );
49 }
50
51 static isExtensionTokensRequested(): boolean {
52 const timestamp = localStorage.getItem(this.EXTENSION_TOKENS_REQUESTED_KEY);
53 if (!timestamp) return false;
54
55 const requestTime = parseInt(timestamp, 10);
56 const now = Date.now();
57
58 // Check if request was made within the last 5 minutes
59 return now - requestTime < this.EXTENSION_TOKENS_TIMEOUT;
60 }
61
62 static clearExtensionTokensRequested(): void {
63 localStorage.removeItem(this.EXTENSION_TOKENS_REQUESTED_KEY);
64 }
65}