[MERGE] 주문 접수 요청 유효성 검증 추가

[FEAT/#22] 주문 접수 요청 유효성 검증 추가

build.gradle

@@ -28,6 +28,9 @@ dependencies {
     // JPA
     implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
 
+    // Validation
+    implementation 'org.springframework.boot:spring-boot-starter-validation'
+
     // WEB
     implementation 'org.springframework.boot:spring-boot-starter-web'
 

src/main/java/com/rootandfruit/server/controller/OrdersController.java

@@ -5,6 +5,7 @@
 import com.rootandfruit.server.dto.OrderRequestDto;
 import com.rootandfruit.server.dto.OrderResponseDto;
 import com.rootandfruit.server.service.OrdersService;
+import jakarta.validation.Valid;
 import java.time.LocalDate;
 import java.util.List;
 import lombok.RequiredArgsConstructor;
@@ -27,7 +28,7 @@ public class OrdersController implements OrdersControllerDocs {
 
     @PostMapping("order")
     public ResponseEntity<Integer> order(
-            @RequestBody OrderRequestDto orderRequestDto
+            @Valid @RequestBody OrderRequestDto orderRequestDto
     ) {
         return ResponseEntity.ok(ordersService.order(orderRequestDto));
     }

src/main/java/com/rootandfruit/server/dto/OrderRequestDto.java

@@ -1,13 +1,17 @@
 package com.rootandfruit.server.dto;
 
-import jakarta.persistence.Column;
-import java.time.LocalDate;
+import jakarta.validation.Valid;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotEmpty;
 import java.util.List;
 
 public record OrderRequestDto(
+        @NotBlank(message = "발신자명은 필수입니다.")
         String senderName,
+        @NotBlank(message = "발신자 전화번호는 필수입니다.")
         String senderPhone,
         boolean isMarketingConsent,
-        List<RecipientDto> recipientInfo
+        @NotEmpty(message = "수신자 정보는 빈 값일 수 없습니다.")
+        @Valid List<RecipientDto> recipientInfo
 ) {
 }

src/main/java/com/rootandfruit/server/dto/ProductDto.java

@@ -1,7 +1,12 @@
 package com.rootandfruit.server.dto;
 
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+
 public record ProductDto(
+        @NotNull(message = "상품ID는 null값일 수 없습니다.")
         Long productId,
+        @NotBlank(message = "상품명은 빈 값일 수 없습니다.")
         String productName,
         int productCount
 ) {

src/main/java/com/rootandfruit/server/dto/RecipientDto.java

@@ -1,15 +1,26 @@
 package com.rootandfruit.server.dto;
 
+import jakarta.validation.Valid;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.NotNull;
 import java.time.LocalDate;
 import java.util.List;
 
 public record RecipientDto(
+        @NotBlank(message = "수신자명은 필수입니다.")
         String recipientName,
+        @NotBlank(message = "수신자 전화번호는 필수입니다.")
         String recipientPhone,
+        @NotBlank(message = "수신자 주소는 필수입니다.")
         String recipientAddress,
+        @NotBlank(message = "수신자 상세주소는 필수입니다.")
         String recipientAddressDetail,
+        @NotBlank(message = "수신자 우편번호는 필수입니다.")
         String recipientPostCode,
-        List<ProductDto> productInfo,
+        @NotEmpty(message = "상품정보는 빈 값일 수 없습니다.")
+        @Valid List<ProductDto> productInfo,
+        @NotNull(message = "배송날짜는 null값일 수 없습니다.")
         LocalDate deliveryDate
 ) {
-}
+}

src/main/java/com/rootandfruit/server/global/common/ResponseDto.java

@@ -16,4 +16,5 @@ public static <T> ResponseDto<T> success(final T data) {
     public static <T> ResponseDto<T> fail(ErrorType errorType) {
         return new ResponseDto<>(errorType.getCode(), null, errorType.getMessage());
     }
+
 }

src/main/java/com/rootandfruit/server/global/exception/GlobalExceptionHandler.java

@@ -15,4 +15,12 @@ public ResponseEntity<ErrorType> handleBusinessException(CustomException e) {
                 .status(e.getErrorType().getHttpStatus())
                 .body(e.getErrorType());
     }
+
+    // valid에서 발생한 예외
+    @ExceptionHandler(MethodArgumentNotValidException.class)
+    public ResponseEntity<ErrorType> handleMethodArgumentNotValidException(MethodArgumentNotValidException e) {
+        return ResponseEntity
+                .status(e.getStatusCode())
+                .body(ErrorType.INVALID_HTTP_REQUEST_ERROR);
+    }
 }

src/main/java/com/rootandfruit/server/global/exception/ResponseDtoAdvice.java

@@ -12,6 +12,8 @@
 @RestControllerAdvice(
         basePackages = "com.rootandfruit.server"
 )
+
+// TODO: 구현을 숨기고 이해를 어렵게한다는 이유로 곧 disable될 예정
 public class ResponseDtoAdvice implements ResponseBodyAdvice<Object> {
 
     @Override