#27 [feat] �소원권 상세보기 Api 구현 (#28)

* feat: Add WishCouponResponseDto

* feat: Add JsonProperty

* chore: Change function name

* feat: WishCoupon Get Api

src/main/java/com/universe/uni/controller/WishCouponController.java

@@ -1,14 +1,17 @@
 package com.universe.uni.controller;
 
 import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PatchMapping;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestController;
 
 import com.universe.uni.dto.request.UpdateWishCouponRequestDto;
 import com.universe.uni.dto.response.UpdateWishCouponResponseDto;
+import com.universe.uni.dto.response.WishCouponResponseDto;
 import com.universe.uni.service.WishCouponService;
 
 import lombok.RequiredArgsConstructor;
@@ -22,9 +25,13 @@ public class WishCouponController {
 
 	@PatchMapping
 	@ResponseStatus(HttpStatus.OK)
-	public UpdateWishCouponResponseDto updateWishCoupon(
-		@RequestBody UpdateWishCouponRequestDto requestDto
-	) {
+	public UpdateWishCouponResponseDto updateWishCoupon(@RequestBody UpdateWishCouponRequestDto requestDto) {
 		return wishCouponService.uploadWishCoupon(requestDto);
 	}
+
+	@GetMapping("/{wishCouponId}")
+	@ResponseStatus(HttpStatus.OK)
+	public WishCouponResponseDto wishCouponResponseDto(@PathVariable Long wishCouponId) {
+		return wishCouponService.getWishCoupon(wishCouponId);
+	}
 }

src/main/java/com/universe/uni/dto/response/WishCouponResponseDto.java

@@ -0,0 +1,20 @@
+package com.universe.uni.dto.response;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+
+import lombok.Builder;
+
+@JsonPropertyOrder({"id", "isMine", "image", "content", "isVisible", "isUsed", "usedAt", "gameType"})
+@Builder
+public record WishCouponResponseDto(
+	Long id,
+	boolean isMine,
+	String image,
+	String content,
+	@JsonProperty("isVisible") boolean visible,
+	@JsonProperty("isUsed") boolean used,
+	String usedAt,
+	String gameType
+) {
+}

src/main/java/com/universe/uni/service/WishCouponService.java

@@ -9,7 +9,9 @@
 import com.universe.uni.domain.entity.WishCoupon;
 import com.universe.uni.dto.request.UpdateWishCouponRequestDto;
 import com.universe.uni.dto.response.UpdateWishCouponResponseDto;
+import com.universe.uni.dto.response.WishCouponResponseDto;
 import com.universe.uni.exception.BadRequestException;
+import com.universe.uni.exception.NotFoundException;
 import com.universe.uni.exception.dto.ErrorType;
 import com.universe.uni.repository.WishCouponRepository;
 
@@ -37,10 +39,17 @@ public UpdateWishCouponResponseDto uploadWishCoupon(UpdateWishCouponRequestDto r
 		wishCoupon.updateContent(requestDto.content());
 		wishCoupon.makeVisible();
 
-		return fromWishCoupon(wishCoupon);
+		return fromWishCouponToUpdateWishCouponResponseDto(wishCoupon);
 	}
 
-	private UpdateWishCouponResponseDto fromWishCoupon(WishCoupon wishCoupon) {
+	@Transactional
+	public WishCouponResponseDto getWishCoupon(Long wishCouponId) {
+		WishCoupon wishCoupon = wishCouponRepository.findById(wishCouponId)
+			.orElseThrow(() -> new NotFoundException(ErrorType.INVALID_ENDPOINT_EXCEPTION));
+		return fromWishCouponToWishCouponResponseDto(wishCoupon);
+	}
+
+	private UpdateWishCouponResponseDto fromWishCouponToUpdateWishCouponResponseDto(WishCoupon wishCoupon) {
 		String usedAt = wishCoupon.getUsedAt() != null ? wishCoupon.getUsedAt().toString() : null;
 
 		return UpdateWishCouponResponseDto.builder()
@@ -53,4 +62,21 @@ private UpdateWishCouponResponseDto fromWishCoupon(WishCoupon wishCoupon) {
 			.gameType(String.valueOf(wishCoupon.getGameType()))
 			.build();
 	}
+
+	private WishCouponResponseDto fromWishCouponToWishCouponResponseDto(WishCoupon wishCoupon) {
+		/** TODO 영주 : 추후 1L 내 userId로 바꾸기*/
+		boolean isMine = wishCoupon.getUser().getId() == 1L;
+		String usedAt = wishCoupon.getUsedAt() != null ? wishCoupon.getUsedAt().toString() : null;
+
+		return WishCouponResponseDto.builder()
+			.id(wishCoupon.getId())
+			.isMine(isMine)
+			.image(wishCoupon.getImage())
+			.content(wishCoupon.getContent())
+			.visible(wishCoupon.isVisible())
+			.used(wishCoupon.isUsed())
+			.usedAt(usedAt)
+			.gameType(String.valueOf(wishCoupon.getGameType()))
+			.build();
+	}
 }