finished client endpoints

libs/common/src/auth/services/auth.service.ts

@@ -77,21 +77,28 @@ export class AuthService {
     return await this.sessionRepository.save(data);
   }
 
-  async getTokens(payload) {
+  async getTokens(
+    payload,
+    isRefreshToken = true,
+    accessTokenExpiry = '24h',
+    refreshTokenExpiry = '30d',
+  ) {
     const [accessToken, refreshToken] = await Promise.all([
       this.jwtService.signAsync(payload, {
         secret: this.configService.get<string>('JWT_SECRET'),
-        expiresIn: '24h',
+        expiresIn: accessTokenExpiry,
-      }),
-      this.jwtService.signAsync(payload, {
-        secret: this.configService.get<string>('JWT_SECRET'),
-        expiresIn: '7d',
       }),
+      isRefreshToken
+        ? this.jwtService.signAsync(payload, {
+            secret: this.configService.get<string>('JWT_SECRET'),
+            expiresIn: refreshTokenExpiry,
+          })
+        : null,
     ]);
 
     return {
       accessToken,
-      refreshToken,
+      ...(isRefreshToken ? { refreshToken } : {}),
     };
   }
 

libs/common/src/constants/controller-route.ts

@@ -1,4 +1,17 @@
 export class ControllerRoute {
+  static CLIENT = class {
+    public static readonly ROUTE = 'client';
+
+    static ACTIONS = class {
+      public static readonly REGISTER_NEW_CLIENT_SUMMARY =
+        'Register a new client';
+      public static readonly REGISTER_NEW_CLIENT_DESCRIPTION =
+        'This endpoint registers a new client in the system.';
+      public static readonly LOGIN_CLIENT_SUMMARY = 'Login a client';
+      public static readonly LOGIN_CLIENT_DESCRIPTION =
+        'This endpoint allows a client to log in to the system.';
+    };
+  };
   static PROJECT = class {
     public static readonly ROUTE = 'projects';
     static ACTIONS = class {

src/auth/auth.module.ts

@@ -1,17 +1,18 @@
 import { Module } from '@nestjs/common';
 import { ConfigModule } from '@nestjs/config';
-import { UserRepositoryModule } from '@app/common/modules/user/user.repository.module';
-import { CommonModule } from '../../libs/common/src';
-import { UserAuthController } from './controllers';
-import { UserAuthService } from './services';
 import { UserRepository } from '@app/common/modules/user/repositories';
 import { UserSessionRepository } from '@app/common/modules/session/repositories/session.repository';
 import { UserOtpRepository } from '@app/common/modules/user/repositories';
 import { RoleTypeRepository } from '@app/common/modules/role-type/repositories';
 import { RoleService } from 'src/role/services';
+import { UserAuthController } from './controllers';
+import { UserAuthService } from './services';
+import { AuthService } from '@app/common/auth/services/auth.service';
+import { EmailService } from '@app/common/util/email.service';
+import { JwtService } from '@nestjs/jwt';
 
 @Module({
-  imports: [ConfigModule, UserRepositoryModule, CommonModule],
+  imports: [ConfigModule],
   controllers: [UserAuthController],
   providers: [
     UserAuthService,
@@ -20,6 +21,9 @@ import { RoleService } from 'src/role/services';
     UserOtpRepository,
     RoleTypeRepository,
     RoleService,
+    AuthService,
+    EmailService,
+    JwtService,
   ],
   exports: [UserAuthService],
 })

src/auth/controllers/user-auth.controller.ts

@@ -19,6 +19,7 @@ import { SuperAdminRoleGuard } from 'src/guards/super.admin.role.guard';
 import { EnableDisableStatusEnum } from '@app/common/constants/days.enum';
 import { OtpType } from '@app/common/constants/otp-type.enum';
 import { ControllerRoute } from '@app/common/constants/controller-route';
+import { ClientGuard } from 'src/guards/client.guard';
 
 @Controller({
   version: EnableDisableStatusEnum.ENABLED,
@@ -29,6 +30,8 @@ export class UserAuthController {
   constructor(private readonly userAuthService: UserAuthService) {}
 
   @ResponseMessage('User Registered Successfully')
+  @ApiBearerAuth()
+  @UseGuards(ClientGuard)
   @Post('user/signup')
   @ApiOperation({
     summary: ControllerRoute.AUTHENTICATION.ACTIONS.SIGN_UP_SUMMARY,

src/client/client.module.ts

@@ -3,11 +3,22 @@ import { ClientController } from './controllers';
 import { ClientService } from './services';
 import { ClientRepositoryModule } from '@app/common/modules/client/client.repository.module';
 import { ClientRepository } from '@app/common/modules/client/repositories';
+import { AuthService } from '@app/common/auth/services/auth.service';
+import { JwtService } from '@nestjs/jwt';
+import { UserRepository } from '@app/common/modules/user/repositories';
+import { UserSessionRepository } from '@app/common/modules/session/repositories/session.repository';
 
 @Module({
   imports: [ClientRepositoryModule],
   controllers: [ClientController],
-  providers: [ClientService, ClientRepository],
+  providers: [
+    ClientService,
+    ClientRepository,
+    AuthService,
+    JwtService,
+    UserRepository,
+    UserSessionRepository,
+  ],
   exports: [ClientService],
 })
 export class ClientModule {}

src/client/controllers/client.controller.ts

@@ -1,15 +1,33 @@
 import { Controller, Post, Body } from '@nestjs/common';
-import { ApiTags } from '@nestjs/swagger';
+import { ApiOperation, ApiTags } from '@nestjs/swagger';
 import { RegisterClientDto } from '../dtos/register-client.dto';
 import { ClientService } from '../services';
+import { ControllerRoute } from '@app/common/constants/controller-route';
+import { ClientTokenDto } from '../dtos/token-client.dto';
+import { EnableDisableStatusEnum } from '@app/common/constants/days.enum';
 
 @ApiTags('OAuth Clients')
-@Controller('clients')
+@Controller({
+  version: EnableDisableStatusEnum.ENABLED,
+  path: ControllerRoute.CLIENT.ROUTE,
+})
 export class ClientController {
   constructor(private readonly clientService: ClientService) {}
 
   @Post('register')
+  @ApiOperation({
+    summary: ControllerRoute.CLIENT.ACTIONS.REGISTER_NEW_CLIENT_SUMMARY,
+    description: ControllerRoute.CLIENT.ACTIONS.REGISTER_NEW_CLIENT_DESCRIPTION,
+  })
   async registerClient(@Body() dto: RegisterClientDto) {
     return this.clientService.registerClient(dto);
   }
+  @Post('token')
+  @ApiOperation({
+    summary: ControllerRoute.CLIENT.ACTIONS.LOGIN_CLIENT_SUMMARY,
+    description: ControllerRoute.CLIENT.ACTIONS.LOGIN_CLIENT_DESCRIPTION,
+  })
+  async login(@Body() dto: ClientTokenDto) {
+    return this.clientService.loginWithClientCredentials(dto);
+  }
 }

src/client/dtos/index.ts

@@ -1,3 +1 @@
-export * from './add.community.dto';
+export * from './register-client.dto';
-export * from './project.param.dto';
-export * from './get.community.dto';

src/client/dtos/token-client.dto.ts

@@ -0,0 +1,22 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { IsNotEmpty, IsString } from 'class-validator';
+
+export class ClientTokenDto {
+  @ApiProperty({
+    example: 'abcd1234xyz',
+    description: 'The client ID of the client',
+    required: true,
+  })
+  @IsString()
+  @IsNotEmpty()
+  clientId: string;
+
+  @ApiProperty({
+    example: 'secureSecret123',
+    description: 'The client secret of the client',
+    required: true,
+  })
+  @IsString()
+  @IsNotEmpty()
+  clientSecret: string;
+}

src/client/services/client.service.ts

@@ -1,18 +1,37 @@
-import { Injectable, NotFoundException } from '@nestjs/common';
+import { HttpStatus, Injectable, NotFoundException } from '@nestjs/common';
 import { InjectRepository } from '@nestjs/typeorm';
 import { Repository } from 'typeorm';
 
 import * as crypto from 'crypto';
 import { RegisterClientDto } from '../dtos/register-client.dto';
 import { ClientEntity } from '@app/common/modules/client/entities';
+import { ClientTokenDto } from '../dtos/token-client.dto';
+import { AuthService } from '@app/common/auth/services/auth.service';
+import { SuccessResponseDto } from '@app/common/dto/success.response.dto';
 
 @Injectable()
 export class ClientService {
   constructor(
     @InjectRepository(ClientEntity)
     private clientRepository: Repository<ClientEntity>,
+    private readonly authService: AuthService,
   ) {}
-
+  async loginWithClientCredentials(dto: ClientTokenDto) {
+    const client = await this.validateClient(dto.clientId, dto.clientSecret);
+    const payload = {
+      client: {
+        clientId: client.clientId,
+        uuid: client.uuid,
+        scopes: client.scopes,
+      },
+    };
+    const tokens = await this.authService.getTokens(payload, false, '5m');
+    return new SuccessResponseDto({
+      message: `Client logged in successfully`,
+      data: tokens,
+      statusCode: HttpStatus.CREATED,
+    });
+  }
   async registerClient(dto: RegisterClientDto) {
     const clientId = crypto.randomBytes(16).toString('hex');
     const clientSecret = crypto.randomBytes(32).toString('hex');
@@ -27,7 +46,11 @@ export class ClientService {
 
     await this.clientRepository.save(client);
 
-    return { clientId, clientSecret };
+    return new SuccessResponseDto({
+      message: `Client registered successfully`,
+      data: { clientId, clientSecret },
+      statusCode: HttpStatus.CREATED,
+    });
   }
 
   async validateClient(

src/guards/client.guard.ts

@@ -0,0 +1,49 @@
+import { UnauthorizedException } from '@nestjs/common';
+import { AuthGuard } from '@nestjs/passport';
+import * as jwt from 'jsonwebtoken';
+
+export class ClientGuard extends AuthGuard('jwt') {
+  handleRequest(err, user, info, context) {
+    if (err || !user) {
+      throw err || new UnauthorizedException();
+    }
+
+    const request = context.switchToHttp().getRequest();
+    const token = this.extractTokenFromHeader(request);
+
+    if (!token) {
+      throw new UnauthorizedException('Token not found');
+    }
+
+    try {
+      const decoded = jwt.decode(token);
+      if (!this.validateToken(decoded)) {
+        throw new UnauthorizedException('Invalid token');
+      }
+    } catch (err) {
+      throw new UnauthorizedException('Invalid token');
+    }
+
+    return user;
+  }
+
+  private extractTokenFromHeader(request): string | null {
+    const authHeader = request.headers.authorization;
+    if (authHeader && authHeader.startsWith('Bearer ')) {
+      return authHeader.split(' ')[1];
+    }
+    return null;
+  }
+
+  private validateToken(decoded: any): boolean {
+    if (
+      decoded &&
+      decoded.client &&
+      decoded.client.clientId &&
+      decoded.client.uuid
+    ) {
+      return true;
+    }
+    return false;
+  }
+}