feat: 위시리스트 조회, 편집, 삭제 기능 구현 (#53)

* feat: wishlist 삭제 기능 추가

* feat: wishlist 조회 기능 추가

* feat: wishlist 편집 기능 추가

* refactor: 일부 API 메서드 변경

* refactor: setter을 제거

Author: HSK021843

src/main/java/com/amcamp/domain/wishlist/api/WishlistController.java

@@ -1,12 +1,14 @@
 package com.amcamp.domain.wishlist.api;
 
 import com.amcamp.domain.wishlist.application.WishlistService;
-import com.amcamp.domain.wishlist.dto.request.WishlistCreateRequest;
 import com.amcamp.domain.wishlist.dto.response.WishlistInfoResponse;
 import lombok.RequiredArgsConstructor;
+import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
+import java.util.List;
+
 @RestController
 @RequestMapping("/wishlist")
 @RequiredArgsConstructor
@@ -19,4 +21,25 @@ public void createWishlist(@RequestPart("title") String title,
                                @RequestPart("image") MultipartFile file){
        wishlistService.createWishlist(title, file);
     }
+
+    @GetMapping
+    public List<WishlistInfoResponse> findAllWishlist(){
+        return wishlistService.findAllWishlist();
+    }
+
+    @PatchMapping("/{wishlistId}")
+    public ResponseEntity<Void> editWishlist(@PathVariable Long wishlistId,
+                                                   @RequestPart(value = "title", required = false) String title,
+                                                   @RequestPart(value = "image", required = false) MultipartFile file){
+        wishlistService.editWishlist(wishlistId, title, file);
+
+        return ResponseEntity.ok().build();
+    }
+
+    @DeleteMapping("/{wishlistId}")
+    public ResponseEntity<Void> deleteWishlist(@PathVariable Long wishlistId){
+        wishlistService.deleteWishlist(wishlistId);
+
+        return ResponseEntity.ok().build();
+    }
 }

src/main/java/com/amcamp/domain/wishlist/application/WishlistService.java

@@ -2,15 +2,20 @@
 
 import com.amcamp.domain.image.application.ImageService;
 import com.amcamp.domain.member.domain.Member;
+import com.amcamp.domain.track.dao.TrackRepository;
 import com.amcamp.domain.wishlist.dao.WishlistRepository;
 import com.amcamp.domain.wishlist.domain.Wishlist;
 import com.amcamp.domain.wishlist.dto.response.WishlistInfoResponse;
+import com.amcamp.global.error.exception.CustomException;
+import com.amcamp.global.error.exception.ErrorCode;
 import com.amcamp.global.util.MemberUtil;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.multipart.MultipartFile;
 
+import java.util.List;
+
 @Service
 @Transactional
 @RequiredArgsConstructor
@@ -19,6 +24,7 @@ public class WishlistService {
     private final WishlistRepository wishlistRepository;
     private final MemberUtil memberUtil;
     private final ImageService imageService;
+    private final TrackRepository trackRepository;
 
     public void createWishlist(String title, MultipartFile file) {
         Member member = memberUtil.getCurrentMember();
@@ -30,5 +36,51 @@ public void createWishlist(String title, MultipartFile file) {
 
         new WishlistInfoResponse(wishlist.getId(), wishlist.getTitle(), wishlist.getImageUrl());
     }
+
+    public void deleteWishlist(Long wishlistId) {
+        Member currentMember = memberUtil.getCurrentMember();
+        Wishlist wishlist = findWishlistById(wishlistId);
+
+        validateOwnership(wishlist, currentMember);
+
+        wishlistRepository.delete(wishlist);
+    }
+
+    public List<WishlistInfoResponse> findAllWishlist() {
+        Member currentMember = memberUtil.getCurrentMember();
+
+        return wishlistRepository.findByMember(currentMember)
+                .stream()
+                .map(WishlistInfoResponse::from)
+                .toList();
+    }
+
+    public void editWishlist(Long wishlistId, String title, MultipartFile file) {
+        Member currentMember = memberUtil.getCurrentMember();
+        Wishlist wishlist = findWishlistById(wishlistId);
+
+        validateOwnership(wishlist, currentMember);
+
+        if (title != null && !title.isBlank()) {
+            wishlist.updateTitle(title);
+        }
+
+        if (file != null && !file.isEmpty()) {
+            String imageUrl = imageService.uploadInitWishlistImage(file);
+            wishlist.updateImageUrl(imageUrl);
+            imageService.storeImageInfo(imageUrl, wishlist.getId().toString());
+        }
+    }
+
+    private void validateOwnership(Wishlist wishlist, Member currentMember) {
+        if (!wishlist.getMember().equals(currentMember)) {
+            throw new CustomException(ErrorCode.WISHLIST_MEMBER_MISMATCH);
+        }
+    }
+
+    private Wishlist findWishlistById(Long wishlistId) {
+        return wishlistRepository.findById(wishlistId)
+                .orElseThrow(() -> new CustomException((ErrorCode.WISHLIST_NOT_FOUND)));
+    }
 }
 

src/main/java/com/amcamp/domain/wishlist/domain/Wishlist.java

@@ -3,9 +3,13 @@
 
 import com.amcamp.domain.common.model.BaseTimeEntity;
 import com.amcamp.domain.member.domain.Member;
+import com.amcamp.domain.track.domain.Track;
 import jakarta.persistence.*;
 import lombok.*;
 
+import java.util.ArrayList;
+import java.util.List;
+
 @Getter
 @Setter
 @Entity
@@ -27,6 +31,10 @@ public class Wishlist extends BaseTimeEntity {
     @JoinColumn(name = "member_id", nullable = false)
     private Member member;
 
+    @OneToMany(mappedBy = "wishlist", cascade = CascadeType.ALL, orphanRemoval = true)
+    private List<Track> tracks = new ArrayList<>();
+
+
     @Builder(access = AccessLevel.PRIVATE)
     private Wishlist(Member member, String title, String imageUrl) {
         this.member = member;
@@ -37,4 +45,12 @@ private Wishlist(Member member, String title, String imageUrl) {
     public static Wishlist createWishlist(Member member, String title, String imageUrl) {
         return Wishlist.builder().member(member).title(title).imageUrl(imageUrl).build();
     }
+
+    public void updateTitle(String title) {
+        this.title = title;
+    }
+
+    public void updateImageUrl(String imageUrl) {
+        this.imageUrl = imageUrl;
+    }
 }

src/main/java/com/amcamp/domain/wishlist/dto/response/WishlistInfoResponse.java

@@ -1,4 +1,9 @@
 package com.amcamp.domain.wishlist.dto.response;
 
+import com.amcamp.domain.wishlist.domain.Wishlist;
+
 public record WishlistInfoResponse(Long id, String title, String imageUrl) {
+    public static WishlistInfoResponse from(Wishlist wishlist) {
+        return new WishlistInfoResponse(wishlist.getId(), wishlist.getTitle(), wishlist.getImageUrl());
+    }
 }