feat(exception): 优化错误响应格式。

src/commons/filters/all.exception-filter.ts

@@ -1,55 +1,27 @@
 import {
-  ArgumentsHost,
-  Catch,
   ExceptionFilter,
+  Catch,
+  ArgumentsHost,
   HttpException,
-  HttpStatus,
 } from '@nestjs/common';
-import { EntityNotFoundError } from 'typeorm/error/EntityNotFoundError';
+import { ApolloError } from 'apollo-server-errors';
 
-@Catch()
-export class AllExceptionsFilter implements ExceptionFilter {
-  catch(exception: any, host: ArgumentsHost) {
-    const ctx = host.switchToHttp();
-    const response = ctx.getResponse();
-    const request = ctx.getRequest();
-
-    const status =
-      exception instanceof HttpException
-        ? exception.getStatus()
-        : HttpStatus.INTERNAL_SERVER_ERROR;
-
-    if (exception instanceof HttpException) {
-      const ex = exception.getResponse();
-      if (ex instanceof Object) {
-        response.status(status).json({
-          ...ex,
-          timestamp: Date.now(),
-          path: request.url,
-        });
-      } else {
-        response.status(status).json({
-          message: ex,
-          timestamp: Date.now(),
-          path: request.url,
-        });
-      }
-    } else if (exception instanceof EntityNotFoundError) {
-      response.status(HttpStatus.NOT_FOUND).json({
-        message: '资源未找到!',
-        timestamp: Date.now(),
-        path: request.url,
-      });
+@Catch(HttpException)
+export class HttpExceptionFilter implements ExceptionFilter {
+  catch(exception: HttpException, host: ArgumentsHost) {
+    const message = exception.message;
+    const extensions: Record<string, any> = {};
+    const err = exception.getResponse();
+    if (typeof err === 'string') {
+      extensions.message = err;
     } else {
-      console.error('服务器内部错误');
-      console.error(exception);
-      response.status(HttpStatus.INTERNAL_SERVER_ERROR).json({
-        code: status,
-        timestamp: new Date().toISOString(),
-        message: '服务器内部错误',
-        error: exception,
-        path: request.url,
-      });
+      Object.assign(extensions, (err as any).extension);
+      extensions.message = (err as any).message;
     }
+    return new ApolloError(
+      message,
+      exception.getStatus().toString(),
+      extensions,
+    );
   }
 }

src/commons/pipes/sanitize.pipe.ts

@@ -0,0 +1,15 @@
+import { ArgumentMetadata, Injectable, PipeTransform } from '@nestjs/common';
+import { sanitize } from '@neuralegion/class-sanitizer/dist';
+
+@Injectable()
+export class SanitizePipe implements PipeTransform {
+  transform(value: any, metadata: ArgumentMetadata) {
+    // console.log(value, typeof value);
+    if (value instanceof Object) {
+      value = Object.assign(new metadata.metatype(), value);
+      sanitize(value);
+      // console.log(value);
+    }
+    return value;
+  }
+}