endpoints minimos

semana21/aula64/template-testes-backend-feito/.gitignore

@@ -0,0 +1,6 @@
+node_modules/
+build/
+.vscode/
+
+.env
+.rest

semana21/aula64/template-testes-backend-feito/jest.config.js

@@ -0,0 +1,8 @@
+module.exports = {
+   roots: ["<rootDir>/tests"],
+   transform: {
+      "^.+\\.tsx?$": "ts-jest",
+   },
+   testRegex: "(/__tests__/.*|(\\.|/)(test|spec))\\.tsx?$",
+   moduleFileExtensions: ["ts", "tsx", "js", "jsx", "json", "node"],
+};

semana21/aula64/template-testes-backend-feito/package.json

@@ -0,0 +1,34 @@
+{
+   "name": "testes-no-backend",
+   "version": "1.0.0",
+   "description": "",
+   "main": "index.js",
+   "scripts": {
+      "test": "clear && echo \"Running tests...\" && jest",
+      "start": "tsc && node --inspect ./build/src/index.js",
+      "dev": " ts-node-dev ./src/index.ts"
+   },
+   "author": "Labenu",
+   "license": "ISC",
+   "dependencies": {
+      "bcryptjs": "^2.4.3",
+      "dotenv": "^8.2.0",
+      "express": "^4.17.1",
+      "jsonwebtoken": "^8.5.1",
+      "knex": "^0.21.1",
+      "mysql": "^2.18.1",
+      "uuid": "^8.0.0"
+   },
+   "devDependencies": {
+      "jest": "^26.0.1",
+      "ts-jest": "^26.1.0",
+      "typescript": "^3.9.2",
+      "ts-node-dev": "^1.0.0-pre.44",
+      "@types/bcryptjs": "^2.4.2",
+      "@types/express": "^4.17.6",
+      "@types/jest": "^25.2.3",
+      "@types/jsonwebtoken": "^8.5.0",
+      "@types/knex": "^0.16.1",
+      "@types/uuid": "^7.0.3"
+   }
+}

semana21/aula64/template-testes-backend-feito/src/business/UserBusiness.ts

@@ -0,0 +1,107 @@
+import { CustomError } from "../errors/CustomError";
+import { User, stringToUserRole } from "../model/User";
+import { UserDatabase } from "../data/UserDatabase";
+import { HashGenerator } from "../services/hashGenerator";
+import { IdGenerator } from "../services/idGenerator";
+import { TokenGenerator } from "../services/tokenGenerator";
+
+export class UserBusiness {
+  constructor(
+    private idGenerator: IdGenerator,
+    private hashGenerator: HashGenerator,
+    private tokenGenerator: TokenGenerator,
+    private userDatabase: UserDatabase
+  ) {}
+
+  public async signup(
+    name: string,
+    email: string,
+    password: string,
+    role: string
+  ): Promise<object> {
+    try {
+      if (!name || !email || !password || !role) {
+        throw new CustomError(422, "Missing input");
+      }
+
+      if (email.indexOf("@") === -1) {
+        throw new CustomError(422, "Invalid email");
+      }
+
+      if (password.length < 6) {
+        throw new CustomError(422, "Invalid password");
+      }
+
+      const id = this.idGenerator.generate(); // dependecia
+
+      const cypherPassword = await this.hashGenerator.hash(password); // dependecia
+
+      await this.userDatabase.createUser(
+        new User(id, name, email, cypherPassword, stringToUserRole(role))
+      ); // dependecia
+
+      const accessToken = this.tokenGenerator.generate({
+        id,
+        role,
+      }); // dependecia
+
+      return { accessToken };
+    } catch (error) {
+      if (error.message.includes("key 'email'")) {
+        throw new CustomError(409, "Email already in use");
+      }
+
+      throw new CustomError(error.statusCode, error.message);
+    }
+  }
+
+  public async login(email: string, password: string) {
+    try {
+      if (!email || !password) {
+        throw new CustomError(422, "Missing input");
+      }
+
+      const user = await this.userDatabase.getUserByEmail(email);
+
+      if (!user) {
+        throw new CustomError(401, "Invalid credentials");
+      }
+
+      const isPasswordCorrect = await this.hashGenerator.compareHash(
+        password,
+        user.getPassword()
+      );
+
+      if (!isPasswordCorrect) {
+        throw new CustomError(401, "Invalid credentials");
+      }
+
+      const accessToken = this.tokenGenerator.generate({
+        id: user.getId(),
+        role: user.getRole(),
+      });
+
+      return { accessToken };
+    } catch (error) {
+      throw new CustomError(error.statusCode, error.message);
+    }
+  }
+
+  public async getUserById(id: string): Promise<User | undefined> {
+    switch (id) {
+      case "id_mock_1":
+        return userMock;
+      case "id_mock_2":
+        return userMock2;
+      default:
+        undefined;
+    }
+  }
+}
+
+export default new UserBusiness(
+  new IdGenerator(),
+  new HashGenerator(),
+  new TokenGenerator(),
+  new UserDatabase()
+);

semana21/aula64/template-testes-backend-feito/src/controller/UserController.ts

@@ -0,0 +1,35 @@
+import { Request, Response } from "express";
+import { UserBusiness } from "../business/UserBusiness";
+
+
+export class UserController {
+
+   public async signup(req: Request, res: Response) {
+      try {
+         const { name, role, email, password } = req.body
+         const result = await UserBusiness.signup(
+            name,
+            email,
+            password,
+            role
+         );
+         res.status(200).send(result);
+      } catch (error) {
+         const { statusCode, message } = error
+         res.status(statusCode || 400).send({ message });
+      }
+   }
+
+   public async login(req: Request, res: Response) {
+      try {
+         const { email, password } = req.body
+         const result = await userBusiness.login(email, password);
+         res.status(200).send(result);
+      } catch (error) {
+         const { statusCode, message } = error
+         res.status(statusCode || 400).send({ message });
+      }
+   }
+}
+
+export default new UserController()

semana21/aula64/template-testes-backend-feito/src/data/BaseDatabase.ts

@@ -0,0 +1,23 @@
+import dotenv from "dotenv";
+import knex from "knex";
+
+dotenv.config();
+
+export default class BaseDataBase {
+
+   protected static connection: knex = knex({
+      client: "mysql",
+      connection: {
+         host: process.env.DB_HOST,
+         user: process.env.DB_USER,
+         password: process.env.DB_PASSWORD,
+         database: process.env.DB_SCHEMA,
+         port: 3306,
+         multipleStatements: true
+      },
+   });
+
+   public static async destroyConnection(): Promise<void> {
+      await BaseDataBase.connection.destroy();
+   }
+}

semana21/aula64/template-testes-backend-feito/src/data/UserDatabase.ts

@@ -0,0 +1,72 @@
+import BaseDataBase from "./BaseDatabase";
+import { User } from "../model/User";
+
+export class UserDatabase extends BaseDataBase {
+  protected tableName: string = "INSIRA AQUI O NOME DA SUA TABELA DE USUÁRIOS";
+
+  private toModel(dbModel?: any): User | undefined {
+    return (
+      dbModel &&
+      new User(
+        dbModel.id,
+        dbModel.name,
+        dbModel.email,
+        dbModel.password,
+        dbModel.role
+      )
+    );
+  }
+
+  public async createUser(user: User): Promise<void> {
+    try {
+      await BaseDataBase.connection.raw(`
+            INSERT INTO ${this.tableName} (id, name, email, password, role)
+            VALUES (
+            '${user.getId()}', 
+            '${user.getName()}', 
+            '${user.getEmail()}',
+            '${user.getPassword()}', 
+            '${user.getRole()}'
+            )`);
+    } catch (error) {
+      throw new Error(error.sqlMessage || error.message);
+    }
+  }
+
+  public async getUserByEmail(email: string): Promise<User | undefined> {
+    try {
+      const result = await BaseDataBase.connection.raw(`
+            SELECT * from ${this.tableName} WHERE email = '${email}'
+         `);
+      return this.toModel(result[0][0]);
+    } catch (error) {
+      throw new Error(error.sqlMessage || error.message);
+    }
+  }
+
+  public async getUserById(id: string): Promise<User | undefined> {
+    try {
+      const result = await BaseDataBase.connection.raw(`
+            SELECT * from ${this.tableName} WHERE id = '${id}'
+         `);
+      return this.toModel(result[0][0]);
+    } catch (error) {
+      throw new Error(error.sqlMessage || error.message);
+    }
+  }
+
+  public async getAllUsers(): Promise<User[]> {
+    try {
+      const result = await BaseDataBase.connection.raw(`
+            SELECT * from ${this.tableName}
+         `);
+      return result[0].map((res: any) => {
+        return this.toModel(res);
+      });
+    } catch (error) {
+      throw new Error(error.sqlMessage || error.message);
+    }
+  }
+}
+
+export default new UserDatabase();

semana21/aula64/template-testes-backend-feito/src/errors/CustomError.ts

@@ -0,0 +1,8 @@
+export class CustomError extends Error {
+   constructor(
+      public statusCode: number,
+      message: string
+   ) {
+      super(message);
+   }
+}

semana21/aula64/template-testes-backend-feito/src/index.ts

@@ -0,0 +1,21 @@
+import express from "express";
+import { AddressInfo } from "net";
+import { userRouter } from "./router/UserRouter";
+
+
+const app = express();
+
+app.use(express.json());
+
+app.use("/users", userRouter);
+
+
+
+const server = app.listen(3003, () => {
+  if (server) {
+    const address = server.address() as AddressInfo;
+    console.log(`Servidor rodando em http://localhost:${address.port}`);
+  } else {
+    console.error(`Falha ao rodar o servidor.`);
+  }
+});

semana21/aula64/template-testes-backend-feito/src/model/User.ts

@@ -0,0 +1,47 @@
+import { CustomError } from "../errors/CustomError";
+
+export class User {
+   constructor(
+      private id: string,
+      private name: string,
+      private email: string,
+      private password: string,
+      private role: USER_ROLES
+   ) { }
+
+   public getId(): string {
+      return this.id;
+   }
+
+   public getName(): string {
+      return this.name;
+   }
+
+   public getEmail(): string {
+      return this.email;
+   }
+
+   public getPassword(): string {
+      return this.password;
+   }
+
+   public getRole(): USER_ROLES {
+      return this.role;
+   }
+}
+
+export const stringToUserRole = (input: string): USER_ROLES => {
+   switch (input) {
+      case "NORMAL":
+         return USER_ROLES.NORMAL;
+      case "ADMIN":
+         return USER_ROLES.ADMIN;
+      default:
+         throw new CustomError(422, "Invalid user role");
+   }
+};
+
+export enum USER_ROLES {
+   NORMAL = "NORMAL",
+   ADMIN = "ADMIN",
+}

semana21/aula64/template-testes-backend-feito/src/router/UserRouter.ts

@@ -0,0 +1,7 @@
+import express from "express";
+import userController from "../controller/UserController";
+
+export const userRouter = express.Router();
+
+userRouter.post("/signup", userController.signup);
+userRouter.post("/login", userController.login);