feat: Add auth controller, google auth #73

apps/mull-api/src/app/auth/auth.controller.spec.ts

@@ -0,0 +1,18 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { AuthController } from './auth.controller';
+
+describe('Auth Controller', () => {
+  let controller: AuthController;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      controllers: [AuthController],
+    }).compile();
+
+    controller = module.get<AuthController>(AuthController);
+  });
+
+  it('should be defined', () => {
+    expect(controller).toBeDefined();
+  });
+});

apps/mull-api/src/app/auth/auth.controller.ts

@@ -0,0 +1,21 @@
+import { Controller, Get, Req, UseGuards } from '@nestjs/common';
+import { AuthService } from './auth.service';
+import { Request } from 'express';
+import { AuthGuard } from '@nestjs/passport';
+
+@Controller('auth')
+export class AuthController {
+  constructor(private readonly authService: AuthService) {}
+
+  @Get('google')
+  @UseGuards(AuthGuard('google'))
+  async googleAuth() {
+    // noop
+  }
+
+  @Get('google/redirect')
+  @UseGuards(AuthGuard('google'))
+  googleAuthRedirect(@Req() req: Request) {
+    return this.authService.googleLogin(req);
+  }
+}

apps/mull-api/src/app/auth/auth.module.ts

@@ -3,10 +3,13 @@ import { UserModule } from '../user';
 import { PassportModule } from '@nestjs/passport';
 import { AuthService } from './auth.service';
 import { LocalStrategy } from './local.strategy';
+import { AuthController } from './auth.controller';
+import { GoogleStrategy } from './google.strategy';
 
 @Module({
   imports: [UserModule, PassportModule],
-  providers: [AuthService, LocalStrategy],
+  providers: [AuthService, LocalStrategy, GoogleStrategy],
   exports: [AuthService],
+  controllers: [AuthController],
 })
 export class AuthModule {}

apps/mull-api/src/app/auth/auth.service.ts

@@ -1,11 +1,16 @@
 import { Injectable } from '@nestjs/common';
 import { User } from '../entities';
 import { UserService } from '../user/user.service';
-
+import { Request } from 'express';
 @Injectable()
 export class AuthService {
   constructor(private userService: UserService) {}
 
+  googleLogin(req: Request) {
+    if (!req.user) return null;
+    return { user: req.user };
+  }
+
   async validateUser(email: string, pass: string): Promise<Partial<User>> {
     const user = await this.userService.findByEmail(email)[0];
     if (user && user.password === pass) {

apps/mull-api/src/app/auth/google.strategy.ts

@@ -0,0 +1,32 @@
+import { PassportStrategy } from '@nestjs/passport';
+import { Profile, Strategy, VerifyCallback } from 'passport-google-oauth20';
+import { environment } from '../../environments/environment';
+import { Injectable } from '@nestjs/common';
+
+@Injectable()
+export class GoogleStrategy extends PassportStrategy(Strategy, 'google') {
+  constructor() {
+    super({
+      clientID: environment.auth.google.clientId,
+      clientSecret: environment.auth.google.clientSecret,
+      callbackURL: 'http://localhost:3333/api/auth/google/redirect',
+      scope: ['email', 'profile'],
+    });
+  }
+
+  async validate(
+    accessToken: string,
+    refreshToken: string,
+    profile: Profile,
+    done: VerifyCallback
+  ): Promise<void> {
+    const { name, emails } = profile;
+    const user = {
+      email: emails[0].value,
+      firstName: name.givenName,
+      lastName: name.familyName,
+      accessToken,
+    };
+    done(null, user);
+  }
+}

package.json

@@ -58,6 +58,7 @@
     "mysql": "^2.18.1",
     "passport": "^0.4.1",
     "passport-facebook": "^3.0.0",
+    "passport-google-oauth20": "^2.0.0",
     "passport-local": "^1.0.0",
     "passport-twitter": "^1.0.4",
     "react": "16.13.1",
@@ -90,10 +91,12 @@
     "@testing-library/react": "10.4.1",
     "@testing-library/user-event": "^12.2.2",
     "@types/bcrypt": "^3.0.0",
+    "@types/express": "^4.17.9",
     "@types/jest": "26.0.8",
     "@types/lodash": "^4.14.165",
     "@types/node": "~8.9.4",
     "@types/passport-facebook": "^2.1.10",
+    "@types/passport-google-oauth20": "^2.0.4",
     "@types/passport-local": "^1.0.33",
     "@types/passport-twitter": "^1.0.36",
     "@types/react": "16.9.38",