|
| 1 | +/** |
| 2 | + * Webhook class for managing Telegram bot webhook configuration. |
| 3 | + * Handles setting up and configuring webhooks for Telegram bots. |
| 4 | + */ |
1 | 5 | export default class Webhook { |
2 | | - api: URL; |
3 | | - webhook: URL; |
| 6 | + /** Base URL for the Telegram Bot API */ |
| 7 | + private readonly api: URL; |
4 | 8 |
|
5 | | - constructor(token: string, request: Request) { |
6 | | - this.api = new URL('https://api.telegram.org/bot' + token); |
7 | | - this.webhook = new URL(new URL(request.url).origin + `/${token}`); |
8 | | - } |
| 9 | + /** Webhook URL that Telegram will send updates to */ |
| 10 | + private readonly webhook: URL; |
9 | 11 |
|
10 | | - async set() { |
11 | | - const url = new URL(`${this.api.origin}${this.api.pathname}/setWebhook`); |
12 | | - const params = url.searchParams; |
13 | | - params.append('url', this.webhook.toString()); |
14 | | - params.append('max_connections', '100'); |
15 | | - params.append('allowed_updates', JSON.stringify(['message', 'inline_query', 'business_message', 'business_connection'])); |
16 | | - params.append('drop_pending_updates', 'true'); |
17 | | - return await fetch(`${url.toString()}?${params.toString()}`); |
18 | | - } |
| 12 | + /** |
| 13 | + * Creates a new Webhook instance. |
| 14 | + * |
| 15 | + * @param token - The Telegram bot token |
| 16 | + * @param request - The incoming request object used to determine the webhook URL |
| 17 | + */ |
| 18 | + constructor(token: string, request: Request) { |
| 19 | + this.api = new URL(`https://api.telegram.org/bot${token}`); |
| 20 | + this.webhook = new URL(`${new URL(request.url).origin}/${token}`); |
| 21 | + } |
| 22 | + |
| 23 | + /** |
| 24 | + * Sets the webhook URL for the Telegram bot. |
| 25 | + * |
| 26 | + * @returns Promise that resolves to the fetch response from Telegram |
| 27 | + * @throws Will throw an error if the fetch request fails |
| 28 | + */ |
| 29 | + async set(): Promise<Response> { |
| 30 | + const url = new URL(`${this.api.toString()}setWebhook`); |
| 31 | + |
| 32 | + // Configure webhook parameters |
| 33 | + const params = new URLSearchParams({ |
| 34 | + url: this.webhook.toString(), |
| 35 | + max_connections: '100', |
| 36 | + allowed_updates: JSON.stringify(['message', 'inline_query', 'business_message', 'business_connection']), |
| 37 | + drop_pending_updates: 'true', |
| 38 | + }); |
| 39 | + |
| 40 | + try { |
| 41 | + return await fetch(`${url.toString()}?${params.toString()}`); |
| 42 | + } catch (error) { |
| 43 | + console.error('Failed to set webhook:', error); |
| 44 | + throw error; |
| 45 | + } |
| 46 | + } |
| 47 | + |
| 48 | + /** |
| 49 | + * Removes the webhook configuration from Telegram. |
| 50 | + * |
| 51 | + * @returns Promise that resolves to the fetch response from Telegram |
| 52 | + * @throws Will throw an error if the fetch request fails |
| 53 | + */ |
| 54 | + async delete(): Promise<Response> { |
| 55 | + const url = new URL(`${this.api.toString()}deleteWebhook`); |
| 56 | + |
| 57 | + try { |
| 58 | + return await fetch(url.toString()); |
| 59 | + } catch (error) { |
| 60 | + console.error('Failed to delete webhook:', error); |
| 61 | + throw error; |
| 62 | + } |
| 63 | + } |
19 | 64 | } |
0 commit comments