✨ [Route] Login

src/routes/api/v8/auth/login.ts

@@ -1,9 +1,85 @@
 import { Request, Response, Router } from "express";
-import { check } from "../../../../util/instanceOf";
+import db from "../../../../util/Database";
+import { check, FieldErrors } from "../../../../util/instanceOf";
+import bcrypt from "bcrypt";
+import jwt from "jsonwebtoken";
+import Config from "../../../../util/Config";
+import { User } from "../../../../models/User";
 const router: Router = Router();
 
-router.post("/", check({ test: String, $user: String }), (req: Request, res: Response) => {
-	res.send("OK");
+router.post(
+	"/",
+	check({
+		login: String, // email or telephone
+		password: String,
+		$undelete: Boolean,
+		$captcha_key: String,
+		$login_source: String,
+		$gift_code_sku_id: String,
+	}),
+	async (req: Request, res: Response) => {
+		const { login, password } = req.body;
+		const userquery = { $or: [{ email: login }, { phone: login }] };
+		const user: User = await db.data
+			.users(userquery)
+			.get({ hash: true, id: true, user_settings: { locale: true, theme: true } });
+
+		if (!user) {
+			throw FieldErrors({
+				login: { message: req.t("auth:login.INVALID_LOGIN"), code: "INVALID_LOGIN" },
 			});
+		}
+
+		const same_password = await bcrypt.compare(password, user.hash);
+		if (!same_password) {
+			throw FieldErrors({
+				password: { message: req.t("auth:login.INVALID_PASSWORD"), code: "INVALID_PASSWORD" },
+			});
+		}
+
+		const token = generateToken(user.id);
+
+		// Notice this will have a different token structure, than discord
+		// Discord header is just the user id as string, which is not possible with npm-jsonwebtoken package
+		// https://user-images.githubusercontent.com/6506416/81051916-dd8c9900-8ec2-11ea-8794-daf12d6f31f0.png
+
+		res.json({ token, user_settings: user.user_settings });
+	}
+);
+
+export function generateToken(id: bigint) {
+	const iat = Math.floor(Date.now() / 1000);
+	const algorithm = "HS256";
+
+	return new Promise((res, rej) => {
+		jwt.sign(
+			{ id: `${id}`, iat },
+			Config.get().security.jwtSecret,
+			{
+				algorithm,
+			},
+			(err, token) => {
+				if (err) return rej(err);
+				return res(token);
+			}
+		);
+	});
+}
 
 export default router;
+
+/**
+ * POST /auth/login
+ * @argument { login: "email@gmail.com", password: "cleartextpassword", undelete: false, captcha_key: null, login_source: null, gift_code_sku_id: null, }
+ 
+
+ * MFA required:
+ * @returns {"token": null, "mfa": true, "sms": true, "ticket": "SOME TICKET JWT TOKEN"}
+ 
+ * Captcha required:
+ * @returns {"captcha_key": ["captcha-required"], "captcha_sitekey": null, "captcha_service": "recaptcha"}
+ 
+ * Sucess:
+ * @returns {"token": "USERTOKEN", "user_settings": {"locale": "en", "theme": "dark"}}
+ 
+ */