#64 Feature: Project 삭제 구현

src/main/java/com/example/controller/ProjectController.java

@@ -119,4 +119,25 @@ public ApiResponse<String> editProject(@AuthenticationPrincipal PrincipleDetail
         return ApiResponse.onSuccess(SuccessStatus.OK.getCode(), SuccessStatus.OK.getMessage(),"Project updated");
     }
 
+    // 프로젝트 정보 편집
+    @DeleteMapping("/project/{projectId}")
+    public ApiResponse<String> removeProject(@AuthenticationPrincipal PrincipleDetail principleDetail,
+                                           @PathVariable("projectId") Long projectId) {
+
+        if (principleDetail == null) {
+            log.info("Unauthenticated request - User not logged in");
+            return ApiResponse.onFailure(
+                    ErrorStatus.USER_NOT_LOGIN.getCode(),
+                    ErrorStatus.USER_NOT_LOGIN.getMessage(),
+                    "로그인을 해야 됩니다."
+            );
+        }
+
+        User user = userService.loadMemberByPrincipleDetail(principleDetail);
+        projectService.removeProject(projectId, user);
+
+        return ApiResponse.onSuccess(SuccessStatus.OK.getCode(), SuccessStatus.OK.getMessage(),"Project removed");
+    }
+
+
 }

src/main/java/com/example/domain/Project.java

@@ -26,11 +26,11 @@ public class Project extends BaseEntity{
 
     private String projectImageURL;
 
-    @OneToMany(mappedBy = "project")
+    @OneToMany(mappedBy = "project", cascade = CascadeType.ALL, orphanRemoval = true)
     @Builder.Default
     private List<Node> nodes = new ArrayList<>();
 
-    @OneToMany(mappedBy = "project")
+    @OneToMany(mappedBy = "project", cascade = CascadeType.ALL, orphanRemoval = true)
     @Builder.Default
     private List<ProjectUser> projectUsers = new ArrayList<>();
 

src/main/java/com/example/service/ProjectService.java

@@ -25,4 +25,6 @@ public interface ProjectService {
     public Project verifyProjectAccess(Long projectId, User user);
 
     public void addNode(Project project, Node node);
+
+    void removeProject(Long projectId, User user);
 }

src/main/java/com/example/service/ProjectServiceImpl.java

@@ -133,4 +133,19 @@ public void addNode(Project project, Node node) {
         projectRepository.save(project);
     }
 
+    @Override
+    public void removeProject(Long projectId, User user) {
+
+        Project project = findProjectById(projectId);
+
+        // 프로젝트 권한이 없으므로 Error return
+        if (!projectUserService.checkProjectUserExists(project, user)) {
+            throw new GeneralException(ErrorStatus.PROJECT_USER_NOT_FOUND);
+        }
+
+        projectRepository.delete(project);
+    }
+
+
+
 }