src/api/Server.ts

/**
* This file is part of SudoBot.
* 
* Copyright (C) 2021-2022 OSN Inc.
*
* SudoBot is free software; you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as published by 
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* 
* SudoBot is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of 
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License 
* along with SudoBot. If not, see <https://www.gnu.org/licenses/>.
*/

import DiscordClient from "../client/Client";
import Service from "../utils/structures/Service";
import express, { Express, Router as ExpressRouter } from 'express';
import Router from "./Router";
import path from "path";
import rateLimit from 'express-rate-limit';
import cors from 'cors';

export interface ServerOptions {
    port?: number;
}

export default class Server extends Service {
    port: number;
    express: Express;
    router: Router;

    constructor(client: DiscordClient, { port = 4000 }: ServerOptions = {}) {
        super(client);
        this.port = port;
        this.express = express();
        this.router = new Router(client, this, { routesDir: path.resolve(__dirname, 'routes') });
    }

    async boot() {
        type methods = 'get' | 'post' | 'put' | 'patch' | 'delete';
        const expressRouter = ExpressRouter();

        expressRouter.use(cors());

        expressRouter.use(rateLimit({
            windowMs: 1 * 60 * 1000,
            max: 50, 
            standardHeaders: true,
            legacyHeaders: true,
            message: { code: 429, error: 'Too many requests at a time. Please try again later.' },
        }));

        expressRouter.use(express.json());
        expressRouter.use(express.urlencoded({ extended: true }));

        await this.router.loadRoutes();

        for (const route of this.router.routes) {            
            // console.log(route.callback[1], route.callback[0].middleware()[route.callback[1]]);            
            expressRouter[route.method.toLowerCase() as methods](route.path, ...(route.callback[0].middleware()[route.callback[1]] as any[] ?? []), ...route.middlewareList as any[], await route.getCallbackFunction());
        }

        this.express.use(expressRouter);
    }

    async run() {
        await this.boot();
        
        this.express.listen(this.port, () => {
            console.log(`API Server listening at port ${this.port}`);
        });
    }
}
1	rakinar2	577	/**
2			* This file is part of SudoBot.
3			*
4			* Copyright (C) 2021-2022 OSN Inc.
5			*
6			* SudoBot is free software; you can redistribute it and/or modify it
7			* under the terms of the GNU Affero General Public License as published by
8			* the Free Software Foundation, either version 3 of the License, or
9			* (at your option) any later version.
10			*
11			* SudoBot is distributed in the hope that it will be useful, but
12			* WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU Affero General Public License for more details.
15			*
16			* You should have received a copy of the GNU Affero General Public License
17			* along with SudoBot. If not, see <https://www.gnu.org/licenses/>.
18			*/
19
20			import DiscordClient from "../client/Client";
21			import Service from "../utils/structures/Service";
22			import express, { Express, Router as ExpressRouter } from 'express';
23			import Router from "./Router";
24			import path from "path";
25			import rateLimit from 'express-rate-limit';
26			import cors from 'cors';
27
28			export interface ServerOptions {
29			port?: number;
30			}
31
32			export default class Server extends Service {
33			port: number;
34			express: Express;
35			router: Router;
36
37			constructor(client: DiscordClient, { port = 4000 }: ServerOptions = {}) {
38			super(client);
39			this.port = port;
40			this.express = express();
41			this.router = new Router(client, this, { routesDir: path.resolve(__dirname, 'routes') });
42			}
43
44			async boot() {
45			type methods = 'get' \| 'post' \| 'put' \| 'patch' \| 'delete';
46			const expressRouter = ExpressRouter();
47
48			expressRouter.use(cors());
49
50			expressRouter.use(rateLimit({
51			windowMs: 1 * 60 * 1000,
52			max: 50,
53			standardHeaders: true,
54			legacyHeaders: true,
55			message: { code: 429, error: 'Too many requests at a time. Please try again later.' },
56			}));
57
58			expressRouter.use(express.json());
59			expressRouter.use(express.urlencoded({ extended: true }));
60
61			await this.router.loadRoutes();
62
63			for (const route of this.router.routes) {
64			// console.log(route.callback[1], route.callback[0].middleware()[route.callback[1]]);
65			expressRouter[route.method.toLowerCase() as methods](route.path, ...(route.callback[0].middleware()[route.callback[1]] as any[] ?? []), ...route.middlewareList as any[], await route.getCallbackFunction());
66			}
67
68			this.express.use(expressRouter);
69			}
70
71			async run() {
72			await this.boot();
73
74			this.express.listen(this.port, () => {
75			console.log(`API Server listening at port ${this.port}`);
76			});
77			}
78			}