优化

common-web/src/main/java/com/baiyue/common/web/GlobalExceptionHandler.java

@@ -94,12 +94,21 @@ public class GlobalExceptionHandler {
     private ResponseEntity<ApiResponse<Map<String, String>>> validationResponse(
             Map<String, String> errors, HttpServletRequest request) {
         ResultCode code = ResultCode.VALIDATION_FAILED;
-        ApiResponse<Map<String, String>> body = ApiResponse.of(code, code.message(), errors,
+        ApiResponse<Map<String, String>> body = ApiResponse.of(code, validationMessage(errors), errors,
                 CorrelationContext.requestId(request), CorrelationContext.traceId(request));
         recordFailure(code);
         return ResponseEntity.ok(body);
     }
 
+    private String validationMessage(Map<String, String> errors) {
+        if (errors.isEmpty()) {
+            return ResultCode.VALIDATION_FAILED.message();
+        }
+        return errors.entrySet().stream()
+                .map(entry -> entry.getKey() + ": " + entry.getValue())
+                .collect(java.util.stream.Collectors.joining("；"));
+    }
+
     private ResponseEntity<ApiResponse<Void>> failure(ResultCode code, String message,
                                                        HttpServletRequest request) {
         ApiResponse<Void> body = ApiResponse.failure(code, message,

common-web/src/test/java/com/baiyue/common/web/GlobalExceptionHandlerTest.java

@@ -7,6 +7,9 @@ import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
 import org.springframework.mock.web.MockHttpServletRequest;
 import org.springframework.core.MethodParameter;
+import org.springframework.validation.BeanPropertyBindingResult;
+import org.springframework.validation.BindException;
+import org.springframework.validation.FieldError;
 import org.springframework.web.method.annotation.MethodArgumentTypeMismatchException;
 import org.springframework.test.util.ReflectionTestUtils;
 
@@ -43,6 +46,21 @@ class GlobalExceptionHandlerTest {
         assertThat(response.getBody().code()).isEqualTo(ResultCode.BAD_REQUEST.code());
     }
 
+    @Test
+    void validationDetailsAreIncludedInMessageAndData() {
+        MockHttpServletRequest request = new MockHttpServletRequest();
+        BeanPropertyBindingResult bindingResult = new BeanPropertyBindingResult(new Object(), "request");
+        bindingResult.addError(new FieldError("request", "carrierId", "不能为null"));
+        bindingResult.addError(new FieldError("request", "carrierName", "不能为空"));
+
+        var response = handler.handleBinding(new BindException(bindingResult), request);
+
+        assertThat(response.getBody().code()).isEqualTo(ResultCode.VALIDATION_FAILED.code());
+        assertThat(response.getBody().message()).isEqualTo("carrierId: 不能为null；carrierName: 不能为空");
+        assertThat(response.getBody().data()).containsEntry("carrierId", "不能为null")
+                .containsEntry("carrierName", "不能为空");
+    }
+
     @Test
     void recordsBusinessFailureMetricByFiniteResultCode() {
         SimpleMeterRegistry registry = new SimpleMeterRegistry();