refactor: Authentication service.

server/src/exceptions/ServiceError.ts

@@ -0,0 +1,11 @@
+
+
+export default class ServiceError {
+  errorType: string;
+  message: string;
+
+  constructor(errorType: string, message?: string) {
+    this.errorType = errorType;
+    this.message = message || null;
+  }
+}

server/src/exceptions/ServiceErrors.ts

@@ -0,0 +1,15 @@
+import ServiceError from './ServiceError';
+
+
+export default class ServiceErrors {
+  errors: ServiceError[];
+
+  constructor(errors: ServiceError[]) {
+    this.errors = errors;
+  }
+
+  hasType(errorType: string) {
+    return this.errors
+      .filter((error: ServiceError) => error.errorType === errorType);
+  }
+}

server/src/exceptions/index.ts

@@ -1,5 +1,9 @@
 import NotAllowedChangeSubscriptionPlan from './NotAllowedChangeSubscriptionPlan';
+import ServiceError from './ServiceError';
+import ServiceErrors from './ServiceErrors';
 
 export {
   NotAllowedChangeSubscriptionPlan,
+  ServiceError,
+  ServiceErrors,
 };