Added all functions for user. Login, create, checktoken and etc

backend/src/controllers/usersController.ts

+import express, { Request, Response, Router } from "express"
+import { EStatuses } from "../enum/EStatuses";
+import IResponse from "../interfaces/IResponse";
+import IUser from "../interfaces/IUser";
+import IUserGetDto from "../interfaces/IUserGetDto";
+import { auth } from "../middlewares/auth";
+import { usersService, UsersService } from "../services/usersService";
+import IModifiedRequest from "../interfaces/IModifiedRequest";
+
+export class UsersController {
+    private service: UsersService
+    private router: Router
+    constructor(){
+        this.service = usersService
+        this.router = express.Router()
+        this.router.post('/', this.createUser)
+        this.router.post('/sessions', this.loginUser)
+        this.router.get('/token', auth, this.checkToken)
+    }
+
+    public getRouter = () => {
+        return this.router
+    }
+
+    private createUser = async (req: Request, res: Response): Promise<void> => {
+        const response: IResponse<IUserGetDto | null> = await this.service.createUser(req.body)
+        res.status(200).send(response)
+    }
+
+    public loginUser = async(req: Request, res: Response): Promise<void> => {
+        const response: IResponse<IUserGetDto | null> = await this.service.loginUser(req.body)
+        res.status(200).send(response)
+    }
+
+    public checkToken = async (expressReq: Request, res: Response): Promise<void> => {
+        const req = expressReq as IModifiedRequest
+        const response: IResponse<IUserGetDto | null> = {
+            status: EStatuses.SUCCESS,
+            result: req.verifiedData as IUserGetDto,
+            message: 'Token is ok'
+        }
+        res.status(200).send(response)
+    }
+}
+
+export const usersController = new UsersController()
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backend/src/repository/mongooseDB.ts

@@ -82,3 +82,5 @@ export class MongooseDB {
         }
     }
 }
+
+export const mongooseDB = new MongooseDB()
\ No newline at end of file

backend/src/services/usersService.ts

+import IResponse from "../interfaces/IResponse";
+import IUser from "../interfaces/IUser";
+import IUserCreateDto from "../interfaces/IUserCreateDto";
+import IUserGetDto from "../interfaces/IUserGetDto";
+import { mongooseDB, MongooseDB } from "../repository/mongooseDB";
+
+export class UsersService {
+    private repository: MongooseDB
+    constructor(){
+        this.repository = mongooseDB
+    }
+
+    public createUser = async (userDto: IUserCreateDto): Promise<IResponse<IUserGetDto | null>> => {
+        return await this.repository.createUser(userDto)
+    }
+
+    public loginUser = async (userDto: IUserCreateDto): Promise<IResponse<IUserGetDto | null>> => {
+        return await this.repository.loginUser(userDto)
+    }
+}
+
+export const usersService = new UsersService()
\ No newline at end of file