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[BACKEND] 견적 생성/추가/삭제/조회 기능 추가 (#85)
- 견적 생성/추가/삭제/조회 기능 추가 - 견적 서비스단/DTO단 수정 * 여러 견적 저장 및 관리할 수 있게끔 디벨롭 예정
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10 files changed

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10 files changed

+543
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‎backend/src/main/java/com/cmg/comtogether/common/exception/ErrorCode.java‎

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@@ -33,7 +33,12 @@ public enum ErrorCode {
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GUIDE_NOT_FOUND(404, "GUIDE-001", "가이드를 찾을 수 없습니다"),
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// 용어사전
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WORD_NOT_FOUND(404, "GLOSSARY-001", "해당 용어를 찾을 수 없습니다.");
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WORD_NOT_FOUND(404, "GLOSSARY-001", "해당 용어를 찾을 수 없습니다."),
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// 견적
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QUOTE_NOT_FOUND(404, "QUOTE-001", "견적을 찾을 수 없습니다."),
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QUOTE_ITEM_NOT_FOUND(404, "QUOTE-002", "견적 항목을 찾을 수 없습니다."),
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QUOTE_ACCESS_DENIED(403, "QUOTE-003", "견적에 대한 접근 권한이 없습니다.");
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private final int status;
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private final String code;

‎backend/src/main/java/com/cmg/comtogether/quote/controller/QuoteController.java‎

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package com.cmg.comtogether.quote.controller;
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import com.cmg.comtogether.common.response.ApiResponse;
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import com.cmg.comtogether.common.security.CustomUserDetails;
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import com.cmg.comtogether.quote.dto.AddQuoteItemRequestDto;
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import com.cmg.comtogether.quote.dto.QuoteItemResponseDto;
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import com.cmg.comtogether.quote.dto.QuoteResponseDto;
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import com.cmg.comtogether.quote.service.QuoteService;
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import com.cmg.comtogether.user.entity.User;
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import jakarta.validation.Valid;
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import lombok.RequiredArgsConstructor;
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import org.springframework.http.ResponseEntity;
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import org.springframework.security.core.annotation.AuthenticationPrincipal;
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import org.springframework.web.bind.annotation.*;
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@RestController
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@RequestMapping("/quotes")
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@RequiredArgsConstructor
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public class QuoteController {
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private final QuoteService quoteService;
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/**
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* 현재 견적 조회
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* GET /quotes
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*/
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@GetMapping
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public ResponseEntity<ApiResponse<QuoteResponseDto>> getCurrentQuote(
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@AuthenticationPrincipal CustomUserDetails userDetails
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) {
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User user = userDetails.getUser();
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QuoteResponseDto responseDto = quoteService.getCurrentQuote(user.getUserId());
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return ResponseEntity.ok(ApiResponse.success(responseDto));
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}
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/**
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* 견적에 상품 추가
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* POST /quotes/items
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*/
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@PostMapping("/items")
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public ResponseEntity<ApiResponse<QuoteItemResponseDto>> addItem(
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@AuthenticationPrincipal CustomUserDetails userDetails,
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@Valid @RequestBody AddQuoteItemRequestDto requestDto
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) {
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User user = userDetails.getUser();
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QuoteItemResponseDto responseDto = quoteService.addItem(user.getUserId(), requestDto);
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return ResponseEntity.ok(ApiResponse.success(responseDto));
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}
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/**
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* 견적에서 상품 삭제
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* DELETE /quotes/items/{quoteItemId}
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*/
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@DeleteMapping("/items/{quoteItemId}")
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public ResponseEntity<ApiResponse<QuoteResponseDto>> removeItem(
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@AuthenticationPrincipal CustomUserDetails userDetails,
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@PathVariable Long quoteItemId
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) {
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User user = userDetails.getUser();
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QuoteResponseDto responseDto = quoteService.removeItem(user.getUserId(), quoteItemId);
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return ResponseEntity.ok(ApiResponse.success(responseDto));
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}
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/**
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* 견적 전체 비우기
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* DELETE /quotes
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*/
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@DeleteMapping
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public ResponseEntity<ApiResponse<QuoteResponseDto>> clearQuote(
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@AuthenticationPrincipal CustomUserDetails userDetails
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) {
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User user = userDetails.getUser();
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QuoteResponseDto responseDto = quoteService.clearQuote(user.getUserId());
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return ResponseEntity.ok(ApiResponse.success(responseDto));
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}
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}

‎backend/src/main/java/com/cmg/comtogether/quote/dto/AddQuoteItemRequestDto.java‎

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package com.cmg.comtogether.quote.dto;
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import jakarta.validation.constraints.NotBlank;
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import jakarta.validation.constraints.NotNull;
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import lombok.AllArgsConstructor;
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import lombok.Getter;
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import lombok.NoArgsConstructor;
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@Getter
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@NoArgsConstructor
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@AllArgsConstructor
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public class AddQuoteItemRequestDto {
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@NotNull(message = "상품 ID는 필수입니다.")
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private Long productId;
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@NotBlank(message = "상품명은 필수입니다.")
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private String title;
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@NotNull(message = "최저가는 필수입니다.")
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private Integer lprice;
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private Integer hprice;
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private String image;
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@NotBlank(message = "링크는 필수입니다.")
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private String link;
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@NotBlank(message = "몰명은 필수입니다.")
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private String mallName;
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private String productType;
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private String maker;
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private String brand;
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// 네이버 쇼핑 카테고리(대분류~세분류)
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private String category1;
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private String category2;
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private String category3;
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private String category4;
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}
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‎backend/src/main/java/com/cmg/comtogether/quote/dto/QuoteItemResponseDto.java‎

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package com.cmg.comtogether.quote.dto;
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import com.cmg.comtogether.quote.entity.QuoteItem;
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import lombok.AllArgsConstructor;
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import lombok.Builder;
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import lombok.Getter;
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import lombok.NoArgsConstructor;
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import java.time.LocalDateTime;
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@Getter
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@NoArgsConstructor
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@AllArgsConstructor
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@Builder
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public class QuoteItemResponseDto {
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private Long quoteItemId;
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private Long productId;
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private String title;
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private Integer lprice;
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private Integer hprice;
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private String image;
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private String link;
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private String mallName;
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private String productType;
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private String brand;
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private String category1;
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private String category2;
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private String category3; // 견적 슬롯으로 활용 (예: CPU, 메모리 등)
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private String category4;
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private LocalDateTime createdAt;
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public static QuoteItemResponseDto from(QuoteItem quoteItem) {
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return QuoteItemResponseDto.builder()
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.quoteItemId(quoteItem.getQuoteItemId())
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.productId(quoteItem.getProductId())
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.title(quoteItem.getTitle())
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.lprice(quoteItem.getLprice())
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.hprice(quoteItem.getHprice())
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.image(quoteItem.getImage())
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.link(quoteItem.getLink())
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.mallName(quoteItem.getMallName())
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.productType(quoteItem.getProductType())
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.brand(quoteItem.getBrand())
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.category1(quoteItem.getCategory1())
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.category2(quoteItem.getCategory2())
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.category3(quoteItem.getCategory3())
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.category4(quoteItem.getCategory4())
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.createdAt(quoteItem.getCreatedAt())
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.build();
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}
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}
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‎backend/src/main/java/com/cmg/comtogether/quote/dto/QuoteResponseDto.java‎

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package com.cmg.comtogether.quote.dto;
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import com.cmg.comtogether.quote.entity.Quote;
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import com.cmg.comtogether.quote.entity.QuoteItem;
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import lombok.AllArgsConstructor;
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import lombok.Builder;
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import lombok.Getter;
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import lombok.NoArgsConstructor;
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import java.time.LocalDateTime;
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import java.util.List;
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import java.util.stream.Collectors;
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@Getter
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@NoArgsConstructor
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@AllArgsConstructor
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@Builder
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public class QuoteResponseDto {
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private Long quoteId;
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private List<QuoteItemResponseDto> items;
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private LocalDateTime createdAt;
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private LocalDateTime updatedAt;
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private Integer totalPrice; //최저가(lprice) 합계
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private Integer itemCount;
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public static QuoteResponseDto from(Quote quote) {
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List<QuoteItemResponseDto> items = quote.getItems().stream()
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.map(QuoteItemResponseDto::from)
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.collect(Collectors.toList());
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Integer totalPrice = quote.getItems().stream()
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.map(QuoteItem::getLprice)
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.filter(price -> price != null)
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.reduce(0, Integer::sum);
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return QuoteResponseDto.builder()
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.quoteId(quote.getQuoteId())
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.items(items)
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.createdAt(quote.getCreatedAt())
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.updatedAt(quote.getUpdatedAt())
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.totalPrice(totalPrice)
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.itemCount(items.size())
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.build();
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}
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}
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‎backend/src/main/java/com/cmg/comtogether/quote/entity/Quote.java‎

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package com.cmg.comtogether.quote.entity;
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import com.cmg.comtogether.user.entity.User;
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import jakarta.persistence.*;
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import lombok.*;
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import java.time.LocalDateTime;
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import java.util.ArrayList;
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import java.util.List;
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@Entity
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@Table(name = "quotes")
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@Getter
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@NoArgsConstructor
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@AllArgsConstructor
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@Builder
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public class Quote {
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@Id
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@GeneratedValue(strategy = GenerationType.IDENTITY)
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private Long quoteId;
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@ManyToOne(fetch = FetchType.LAZY)
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@JoinColumn(name = "user_id", nullable = false)
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private User user;
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@Builder.Default
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@Column(nullable = false, updatable = false)
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private LocalDateTime createdAt = LocalDateTime.now();
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@Builder.Default
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@Column(nullable = false)
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private LocalDateTime updatedAt = LocalDateTime.now();
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@OneToMany(mappedBy = "quote", cascade = CascadeType.ALL, orphanRemoval = true)
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@Builder.Default
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private List<QuoteItem> items = new ArrayList<>();
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public void addItem(QuoteItem item) {
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this.items.add(item);
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this.updatedAt = LocalDateTime.now();
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}
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public void removeItem(QuoteItem item) {
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this.items.remove(item);
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this.updatedAt = LocalDateTime.now();
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}
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@PreUpdate
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public void preUpdate() {
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this.updatedAt = LocalDateTime.now();
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}
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}
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‎backend/src/main/java/com/cmg/comtogether/quote/entity/QuoteItem.java‎

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package com.cmg.comtogether.quote.entity;
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import jakarta.persistence.*;
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import lombok.*;
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import java.time.LocalDateTime;
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@Entity
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@Table(name = "quote_items")
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@Getter
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@NoArgsConstructor
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@AllArgsConstructor
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@Builder
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public class QuoteItem {
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@Id
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@GeneratedValue(strategy = GenerationType.IDENTITY)
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private Long quoteItemId;
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@ManyToOne(fetch = FetchType.LAZY)
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@JoinColumn(name = "quote_id", nullable = false)
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private Quote quote;
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@Column(nullable = false)
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private Long productId;
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@Column(nullable = false, length = 500)
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private String title;
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@Column(nullable = false)
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private Integer lprice;
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private Integer hprice;
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private String image;
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@Column(nullable = false, length = 1000)
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private String link;
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@Column(nullable = false)
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private String mallName;
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private String productType;
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private String maker;
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private String brand;
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// 네이버 쇼핑 카테고리(대분류~세분류)
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private String category1;
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private String category2;
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private String category3;
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private String category4;
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@Builder.Default
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@Column(nullable = false, updatable = false)
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private LocalDateTime createdAt = LocalDateTime.now();
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public QuoteItem(Quote quote, Long productId, String title, Integer lprice, Integer hprice,
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String image, String link, String mallName, String productType,
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String maker, String brand, String category1, String category2,
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String category3, String category4) {
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this.quote = quote;
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this.productId = productId;
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this.title = title;
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this.lprice = lprice;
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this.hprice = hprice;
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this.image = image;
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this.link = link;
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this.mallName = mallName;
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this.productType = productType;
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this.maker = maker;
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this.brand = brand;
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this.category1 = category1;
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this.category2 = category2;
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this.category3 = category3;
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this.category4 = category4;
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this.createdAt = LocalDateTime.now();
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}
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}
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‎backend/src/main/java/com/cmg/comtogether/quote/repository/QuoteItemRepository.java‎

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package com.cmg.comtogether.quote.repository;
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import com.cmg.comtogether.quote.entity.QuoteItem;
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import org.springframework.data.jpa.repository.JpaRepository;
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import org.springframework.stereotype.Repository;
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@Repository
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public interface QuoteItemRepository extends JpaRepository<QuoteItem, Long> {
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}

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