some new endpoints and static serving for media

backend/src/controllers/user.ts

@@ -5,6 +5,7 @@ import jwt from 'jsonwebtoken';
 import { AppDataSource } from '../data-source';
 import { User } from "../entity/User";
 import { Post } from "../entity/Post";
+import { MoreThan } from "typeorm";
 
 class UserController {
     async register(req: Request, res: Response): Promise<void> {
@@ -35,11 +36,38 @@ class UserController {
     async getPosts(req: Request, res: Response): Promise<void> {
         const { userId } = req.params;
 
-        const posts = await AppDataSource.manager.findBy(Post, {authorId: Number.parseInt(userId)});
-        console.log(posts);
-        
+        const posts = await AppDataSource.manager.findBy(Post, { authorId: Number.parseInt(userId) });
+
         res.status(200).send(posts);
     }
+
+    async getAll(req: Request, res: Response): Promise<void> {
+        const users = await AppDataSource.manager.find(User,
+            {
+                where:
+                    { id: MoreThan(0) },
+                select:
+                    { id: true, username: true, password_hash: false }
+            }
+        );
+
+        res.status(200).send(users);
+    }
+
+    async getById(req: Request, res: Response): Promise<void> {
+        const userId = Number.parseInt(req.params.userId);
+
+        const user = await AppDataSource.manager.findOne(User,
+            {
+                where:
+                    { id: userId },
+                select:
+                    { id: false, username: true, password_hash: false }
+            }
+        );
+
+        res.status(200).send(user);
+    }
 }
 
 export default new UserController();

backend/src/index.ts

@@ -5,6 +5,7 @@ import fs from 'fs';
 import cookieParser from 'cookie-parser';
 import PostRouter from "./routers/post";
 import session from "express-session";
+import path from "path";
 
 const app = express();
 
@@ -16,6 +17,7 @@ app.use(session({
     resave: false,
     saveUninitialized: false,
 }));
+app.use('/files', express.static(path.join(process.env.UPLOAD_DESTINATION)));
 
 if (!fs.existsSync(process.env.UPLOAD_DESTINATION)) fs.mkdirSync(process.env.UPLOAD_DESTINATION);
 

backend/src/middlewares/existance.ts

@@ -6,12 +6,20 @@ import { Post } from "../entity/Post";
 const userShouldExist = async (req: Request, res: Response, next: NextFunction): Promise<void> => {
     const { username } = req.body;
     const { userId } = req.params;
-
-    if (!(await AppDataSource.manager.findOneBy(User, {
-        username
-    })) || !(await AppDataSource.manager.findOneBy(User, {
-        id: Number.parseInt(userId)
-    }))) {
+    let user;
+    if (username) {
+        user = await AppDataSource.manager.findOneBy(User, {
+            username
+        });
+    } else if (Number.parseInt(userId)) {
+        user = await AppDataSource.manager.findOneBy(User, {
+            id: Number.parseInt(userId)
+        });
+    } else {
+        res.status(404).send("User does not exist.");
+        return;
+    }
+    if (!user) {
         res.status(404).send("User does not exist.");
         return;
     }

backend/src/routers/user.ts

@@ -8,5 +8,7 @@ const UserRouter = Router();
 UserRouter.post('/register', existance.userShouldNotExist, UserController.register);
 UserRouter.post('/login', existance.userShouldExist, UserController.login);
 UserRouter.get('/posts/:userId', existance.userShouldExist, UserController.getPosts);
+UserRouter.get('/all', UserController.getAll);
+UserRouter.get('/by-id/:userId', existance.userShouldExist, UserController.getById);
 
 export default UserRouter;