Merge pull request #14 from toufiq-austcse/feature/error-handling

feature: validation error

src/api/auth/services/auth.service.ts

@@ -39,7 +39,7 @@ export class AuthService {
     if (currentUser) {
       throw new BadRequestException(JSON.stringify({
         key: 'email',
-        message: 'email already exists'
+        message: 'email already registered'
       }));
     }
     let newUserObj = await this.createUserObjFromSignUpReqDto(dto);

src/api/deployments/services/deployment.service.ts

@@ -55,7 +55,7 @@ export class DeploymentService {
     if (!deploymentType) {
       throw new BadRequestException({
         key: 'deployment_type_id',
-        message: 'Invalid deployment type id'
+        message: 'Invalid deployment type'
       });
     }
     if (deploymentType.status === DEPLOYMENT_TYPE_STATUS.DISABLED) {

src/common/dto/base-api-response.dto.ts

@@ -17,6 +17,9 @@ export function SwaggerBaseApiResponse<T>(type: T, statusCode: number): typeof B
 
     @ApiProperty({ default: statusCode })
     public declare status: number;
+
+    @ApiProperty({ default: [] })
+    public declare errors: string[];
   }
 
   // NOTE : Overwrite the returned class name, otherwise whichever type calls this function in the last,
@@ -57,18 +60,23 @@ export class BaseApiErrorObject {
 
 export class BaseApiErrorResponse {
   public status: number;
+  public declare errors: string[];
 
   @ApiProperty()
   public message: string;
 
+
   @ApiProperty({ default: null })
   public data: any;
 }
 
-export function SwaggerBaseApiErrorResponse(statusCode: number): typeof BaseApiErrorResponse {
+export function SwaggerBaseApiErrorResponse(statusCode: number, errors: string[]=[]): typeof BaseApiErrorResponse {
   class ExtendedBaseApiErrorResponse extends BaseApiErrorResponse {
     @ApiProperty({ default: statusCode })
     public declare status: number;
+
+    @ApiProperty({ default: errors })
+    public declare errors: string[];
   }
 
   // NOTE : Overwrite the returned class name, otherwise whichever type calls this function in the last,

src/common/interceptors/response.interceptor.ts

@@ -11,7 +11,8 @@ export class ResponseInterceptor implements NestInterceptor {
         return {
           status: statusCode,
           message: res.message,
-          data: res.data,
+          errors: [],
+          data: res.data
         };
       })
     );