workadventure/pusher/src/Controller/MapController.ts

import { HttpRequest, HttpResponse, TemplatedApp } from "uWebSockets.js";
import { BaseController } from "./BaseController";
import { parse } from "query-string";
import { adminApi } from "../Services/AdminApi";

export class MapController extends BaseController {
    constructor(private App: TemplatedApp) {
        super();
        this.App = App;
        this.getMapUrl();
    }

    // Returns a map mapping map name to file name of the map
    getMapUrl() {
        this.App.options("/map", (res: HttpResponse, req: HttpRequest) => {
            this.addCorsHeaders(res);

            res.end();
        });

        this.App.get("/map", (res: HttpResponse, req: HttpRequest) => {
            res.onAborted(() => {
                console.warn("/map request was aborted");
            });

            const query = parse(req.getQuery());

            if (typeof query.organizationSlug !== "string") {
                console.error("Expected organizationSlug parameter");
                res.writeStatus("400 Bad request");
                this.addCorsHeaders(res);
                res.end("Expected organizationSlug parameter");
                return;
            }
            if (typeof query.worldSlug !== "string") {
                console.error("Expected worldSlug parameter");
                res.writeStatus("400 Bad request");
                this.addCorsHeaders(res);
                res.end("Expected worldSlug parameter");
                return;
            }
            if (typeof query.roomSlug !== "string" && query.roomSlug !== undefined) {
                console.error("Expected only one roomSlug parameter");
                res.writeStatus("400 Bad request");
                this.addCorsHeaders(res);
                res.end("Expected only one roomSlug parameter");
                return;
            }

            (async () => {
                try {
                    const mapDetails = await adminApi.fetchMapDetails(
                        query.organizationSlug as string,
                        query.worldSlug as string,
                        query.roomSlug as string | undefined
                    );

                    res.writeStatus("200 OK");
                    this.addCorsHeaders(res);
                    res.end(JSON.stringify(mapDetails));
                } catch (e) {
                    this.errorToResponse(e, res);
                }
            })();
        });
    }
}