counterfact/dist/server/create-koa-app.js

a library for building a fake REST API for testing

import { pathToFileURL } from "node:url";
import createDebug from "debug";
import Koa from "koa";
import bodyParser from "koa-bodyparser";
import { koaSwagger } from "koa2-swagger-ui";
import { openapiMiddleware } from "./openapi-middleware.js";
import { pageMiddleware } from "./page-middleware.js";
const debug = createDebug("counterfact:server:create-koa-app");
export function createKoaApp(registry, koaMiddleware, config) {
    const app = new Koa();
    app.use(openapiMiddleware(config.openApiPath, `//localhost:${config.port}${config.routePrefix}`));
    app.use(koaSwagger({
        routePrefix: "/counterfact/swagger",
        swaggerOptions: {
            url: "/counterfact/openapi",
        },
    }));
    debug("basePath: %s", config.basePath);
    debug("routes", registry.routes);
    app.use(pageMiddleware("/counterfact/", "index", {
        basePath: config.basePath,
        methods: ["get", "post", "put", "delete", "patch"],
        openApiHref: config.openApiPath.includes("://")
            ? config.openApiPath
            : pathToFileURL(config.openApiPath).href,
        openApiPath: config.openApiPath,
        get routes() {
            return registry.routes;
        },
    }));
    app.use(async (ctx, next) => {
        if (ctx.URL.pathname === "/counterfact") {
            ctx.redirect("/counterfact/");
            return;
        }
        await next();
    });
    app.use(pageMiddleware("/counterfact/rapidoc", "rapi-doc", {
        basePath: config.basePath,
        get routes() {
            return registry.routes;
        },
    }));
    app.use(bodyParser());
    app.use(koaMiddleware);
    return app;
}