58 lines
1.6 KiB
TypeScript
58 lines
1.6 KiB
TypeScript
import type { IncomingMessage, ServerResponse } from "node:http";
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import { readJsonBody } from "./hooks.js";
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export function sendJson(res: ServerResponse, status: number, body: unknown) {
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res.statusCode = status;
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res.setHeader("Content-Type", "application/json; charset=utf-8");
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res.end(JSON.stringify(body));
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}
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export function sendText(res: ServerResponse, status: number, body: string) {
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res.statusCode = status;
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res.setHeader("Content-Type", "text/plain; charset=utf-8");
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res.end(body);
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}
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export function sendMethodNotAllowed(res: ServerResponse, allow = "POST") {
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res.setHeader("Allow", allow);
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sendText(res, 405, "Method Not Allowed");
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}
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export function sendUnauthorized(res: ServerResponse) {
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sendJson(res, 401, {
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error: { message: "Unauthorized", type: "unauthorized" },
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});
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}
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export function sendInvalidRequest(res: ServerResponse, message: string) {
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sendJson(res, 400, {
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error: { message, type: "invalid_request_error" },
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});
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}
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export async function readJsonBodyOrError(
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req: IncomingMessage,
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res: ServerResponse,
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maxBytes: number,
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): Promise<unknown> {
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const body = await readJsonBody(req, maxBytes);
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if (!body.ok) {
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sendInvalidRequest(res, body.error);
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return undefined;
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}
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return body.value;
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}
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export function writeDone(res: ServerResponse) {
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res.write("data: [DONE]\n\n");
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}
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export function setSseHeaders(res: ServerResponse) {
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res.statusCode = 200;
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res.setHeader("Content-Type", "text/event-stream; charset=utf-8");
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res.setHeader("Cache-Control", "no-cache");
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res.setHeader("Connection", "keep-alive");
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res.flushHeaders?.();
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}
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