commit

src/Interceptors/validador.interceptor.ts

@@ -0,0 +1,22 @@
+import { ResultModel } from './../domain/models/result.model';
+import { Contract } from './../contracts/contract';
+import { CallHandler, ExecutionContext, HttpException, HttpStatus, NestInterceptor } from "@nestjs/common";
+import { Observable } from "rxjs";
+
+export class ValidadorInterceptor implements NestInterceptor {
+  constructor(public contract: Contract){}
+
+  intercept(context: ExecutionContext, next: CallHandler<any>): Observable<any>  {
+    const body = context.switchToHttp().getRequest().body;
+    const valid = this.contract.validade(body);
+
+    if (!valid) {
+      throw new HttpException(new ResultModel(false, 'Ops, algo saiu errado!', null, this.contract.errors), HttpStatus.BAD_REQUEST);
+    }
+
+    return next.handle();
+  }
+
+
+
+}