src/api/Route.ts

import { Request, Response as ExpressResponse } from "express";
import Controller from "./Controller";
import Response from "./Response";

export default class Route {
    constructor(public readonly method: string, public readonly path: string, public readonly callback: [Controller, string], public middlewareList: Array<Function> = []) {
        this.middlewareList = [...this.middlewareList, ...callback[0].globalMiddleware()];
    }

    middleware(...middleware: Function[]) {
        this.middlewareList = [...this.middlewareList, ...middleware];
        return this;
    }

    async getCallbackFunction(...args: any[]) {
        const [controller, method] = this.callback;
        return async (req: Request, res: ExpressResponse) => {
            let output = ((controller)[method as keyof typeof controller] as any).call(controller, req, res, ...args);

            if (output instanceof Promise) {
                output = await output;
            }

            if (output instanceof Response) {
                res.status(output.status);

                for (const header in output.headers) {
                    res.setHeader(header, output.headers[header]);
                }

                if (typeof output.body === 'object') {
                    res.json(output.body);
                }
                else {
                    res.send(output.body);
                }
            }
            else {
                if (typeof output === 'object') {
                    return res.json(output);
                }
    
                return res.send(output);
            }
        };
    }
}
1	rakin	325	import { Request, Response as ExpressResponse } from "express";
2	rakin	348	import Controller from "./Controller";
3	rakin	325	import Response from "./Response";
4	rakin	324
5	rakin	323	export default class Route {
6	rakin	348	constructor(public readonly method: string, public readonly path: string, public readonly callback: [Controller, string], public middlewareList: Array<Function> = []) {
7			this.middlewareList = [...this.middlewareList, ...callback[0].globalMiddleware()];
8	rakin	323	}
9
10	rakin	348	middleware(...middleware: Function[]) {
11	rakin	323	this.middlewareList = [...this.middlewareList, ...middleware];
12	rakin	347	return this;
13	rakin	323	}
14
15	rakin	325	async getCallbackFunction(...args: any[]) {
16	rakin	323	const [controller, method] = this.callback;
17	rakin	325	return async (req: Request, res: ExpressResponse) => {
18	rakin	348	let output = ((controller)[method as keyof typeof controller] as any).call(controller, req, res, ...args);
19	rakin	324
20	rakin	325	if (output instanceof Promise) {
21			output = await output;
22	rakin	324	}
23
24	rakin	325	if (output instanceof Response) {
25			res.status(output.status);
26
27			for (const header in output.headers) {
28			res.setHeader(header, output.headers[header]);
29			}
30
31			if (typeof output.body === 'object') {
32			res.json(output.body);
33			}
34			else {
35			res.send(output.body);
36			}
37			}
38			else {
39			if (typeof output === 'object') {
40			return res.json(output);
41			}
42
43			return res.send(output);
44			}
45	rakin	324	};
46	rakin	323	}
47			}