feat: major code refactor, add login and register endpoints with swagger

src/middleware/inferUser.ts

@@ -0,0 +1,50 @@
+// Heavily based on:
+// https://github.com/TomDoesTech/REST-API-Tutorial-Updated/blob/7b5f040e1acd94d267df585516b33ee7e3b75f70/src/middleware/deserializeUser.ts
+import { get } from 'lodash';
+import { Request, Response, NextFunction } from 'express';
+import { verifyJwt } from '../tools/jwt';
+
+const inferUser = async (
+	req: Request,
+	res: Response,
+	next: NextFunction
+) => {
+
+	const accessToken = get(req, 'headers.authorization', '').replace(
+		/^Bearer\s/,
+		''
+	);
+
+	if (!accessToken) return next();
+
+	const { decoded } = verifyJwt(accessToken, 'accessTokenPublicKey');
+
+	// console.log('decoded user:', decoded);
+
+	if (decoded) {
+		res.locals.user = decoded;
+		return next();
+	}
+
+	/*
+	// refresh token handling is not (yet) implemented
+	const refreshToken = get(req, 'headers.x-refresh');
+
+	if (expired && refreshToken) {
+		const newAccessToken = await reIssueAccessToken({ refreshToken });
+
+		if (newAccessToken) {
+			res.setHeader('x-access-token', newAccessToken);
+		}
+
+		const result = verifyJwt(newAccessToken as string, 'accessTokenPublicKey');
+
+		res.locals.user = result.decoded;
+		return next();
+	}
+	*/
+
+	return next();
+};
+
+export default inferUser;