👔 회원 탈퇴 기능(Adapter & Service)(#15)

api/src/main/java/hexagonal/api/member/adapter/in/web/DeleteMemberController.java

@@ -0,0 +1,28 @@
+package hexagonal.api.member.adapter.in.web;
+
+import hexagonal.api.member.adapter.in.web.response.DeleteMemberResponse;
+import hexagonal.api.member.application.port.in.DeleteMemberCommand;
+import hexagonal.api.member.application.port.in.DeleteMemberUseCase;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequiredArgsConstructor
+public class DeleteMemberController {
+
+    private final DeleteMemberUseCase deleteMemberUseCase;
+
+    @DeleteMapping("/v1/member/{id}")
+    ResponseEntity<DeleteMemberResponse> deleteMember(@PathVariable("id") Long id) throws Exception {
+        // ToDo 입력모델 Valid Check 예외 처리
+        DeleteMemberCommand command = new DeleteMemberCommand(id);
+        DeleteMemberResponse deleteMemberResponse = new DeleteMemberResponse(id);
+        if (deleteMemberUseCase.deleteMember(command)) {
+            return ResponseEntity.ok(deleteMemberResponse);
+        } else {
+            // ToDo Exception 정의
+            throw new Exception();
+        }
+    }
+}

api/src/main/java/hexagonal/api/member/adapter/in/web/request/DeleteMemberReq.java

@@ -0,0 +1,8 @@
+package hexagonal.api.member.adapter.in.web.request;
+
+import lombok.Getter;
+
+@Getter
+public class DeleteMemberReq {
+    Long id;
+}

api/src/main/java/hexagonal/api/member/adapter/in/web/response/DeleteMemberResponse.java

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+package hexagonal.api.member.adapter.in.web.response;
+
+
+import lombok.Data;
+
+@Data
+public class DeleteMemberResponse {
+    Long id;
+
+    public DeleteMemberResponse(Long id) {
+        this.id = id;
+    }
+}

api/src/main/java/hexagonal/api/member/application/service/DeleteMemberService.java

@@ -0,0 +1,43 @@
+package hexagonal.api.member.application.service;
+
+import hexagonal.api.member.application.port.in.DeleteMemberCommand;
+import hexagonal.api.member.application.port.in.DeleteMemberUseCase;
+import hexagonal.api.member.application.port.in.UpdateMemberCommand;
+import hexagonal.api.member.application.port.in.UpdateMemberUseCase;
+import hexagonal.api.member.application.port.out.DeleteMemberPort;
+import hexagonal.api.member.application.port.out.FindMemberPort;
+import hexagonal.api.member.application.port.out.UpdateMemberPort;
+import hexagonal.core.domain.jpa.MemberJpaEntity;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import javax.persistence.EntityNotFoundException;
+
+@Service
+@RequiredArgsConstructor
+public class DeleteMemberService implements DeleteMemberUseCase {
+
+    private final FindMemberPort findMemberPort;
+    private final DeleteMemberPort deleteMemberPort;
+
+    private boolean checkMemberExistsById(Long id) {
+        try {
+            findMemberPort.findMemberById(id);
+        } catch (EntityNotFoundException e) {
+            return false;
+        }
+
+        return true;
+    }
+
+    @Override
+    public Boolean deleteMember(DeleteMemberCommand command) {
+        // ID 존재 여부 검사
+        if (checkMemberExistsById(command.getId())) {
+            return deleteMemberPort.deleteMember(command.getId());
+        } else {
+            // FixMe Custom Exception 처리하기
+            return false;
+        }
+    }
+}