websӘFacebook ite

src/web/index.ts

@@ -0,0 +1,50 @@
+import * as log from "../log.js";
+import express, { type NextFunction, type Request, type Response } from "express";
+import { engine } from "express-handlebars";
+
+import dlTrackMetadata from "./endpoints/back/dlTrackMetadata.js";
+import dlWebplayback from "./endpoints/back/dlWebplayback.js";
+import getTrackMetadata from "./endpoints/back/getTrackMetadata.js";
+import search from "./endpoints/front/search.js";
+
+export class HttpException extends Error {
+    public readonly status?: number;
+
+    constructor(status: number, message: string) {
+        super(message);
+        this.status = status;
+        this.message = message;
+    }
+}
+
+const app = express();
+
+app.set("trust proxy", ["loopback", "uniquelocal"]);
+
+app.engine("handlebars", engine());
+app.set("view engine", "handlebars");
+app.set("views", "./views");
+
+app.use("/", express.static("public"));
+
+app.use(dlTrackMetadata);
+app.use(dlWebplayback);
+app.use(getTrackMetadata);
+app.use(search);
+
+app.use((req, _res, next) => {
+    next(new HttpException(404, `${req.path} not found`));
+});
+
+app.use((err: HttpException, _req: Request, res: Response, _next: NextFunction) => {
+    if (!err.status || err.status % 500 < 100) {
+        log.error(err);
+    }
+
+    const status = err.status ?? 500;
+    const message = err.message;
+
+    res.status(status).send(message);
+});
+
+export { app };