feat: 내 그룹 조회 기능 구현

src/main/java/com/jangburich/domain/order/application/OrderService.java

@@ -3,7 +3,7 @@
 import com.amazonaws.services.kms.model.NotFoundException;
 import com.jangburich.domain.common.Status;
 import com.jangburich.domain.menu.domain.Menu;
-import com.jangburich.domain.menu.domain.repository.MenuRepository;
+import com.jangburich.domain.menu.repository.MenuRepository;
 import com.jangburich.domain.order.domain.Cart;
 import com.jangburich.domain.order.domain.OrderStatus;
 import com.jangburich.domain.order.domain.Orders;
@@ -15,8 +15,7 @@
 import com.jangburich.domain.order.dto.response.GetCartItemsResponse;
 import com.jangburich.domain.order.dto.response.OrderResponse;
 import com.jangburich.domain.store.domain.Store;
-import com.jangburich.domain.store.domain.repository.StoreRepository;
-import com.jangburich.domain.store.domain.repository.StoreTeamRepository;
+import com.jangburich.domain.store.repository.StoreRepository;
 import com.jangburich.domain.team.domain.Team;
 import com.jangburich.domain.team.domain.repository.TeamRepository;
 import com.jangburich.domain.user.domain.User;

src/main/java/com/jangburich/domain/team/application/TeamService.java

@@ -1,5 +1,9 @@
 package com.jangburich.domain.team.application;
 
+import com.jangburich.domain.common.Status;
+import com.jangburich.domain.team.dto.response.MyTeamResponse;
+import java.util.ArrayList;
+import java.util.List;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -77,4 +81,38 @@ public Message joinTeam(String userId, String joinCode) {
 			.message("팀에 성공적으로 참여하였습니다.")
 			.build();
 	}
+
+	public List<MyTeamResponse> getMyTeamByCategory(String userId, String category) {
+		User user = userRepository.findByProviderId(userId)
+				.orElseThrow(() -> new NullPointerException());
+
+		List<Team> teams = teamRepository.findAllByUserAndStatus(user, Status.ACTIVE)
+				.orElseThrow(() -> new IllegalArgumentException("해당하는 팀을 찾을 수 없습니다."));
+
+		List<MyTeamResponse> myTeamResponses = new ArrayList<>();
+
+		for (Team team : teams) {
+			boolean isMeLeader = team.getTeamLeader().getUser_id().equals(user.getUserId());
+
+			int peopleCount = userTeamRepository.countByTeam(team);
+
+			List<String> profileImageUrls = userTeamRepository.findAllByTeam(team).stream()
+					.map(userTeam -> userTeam.getUser().getProfileImageUrl())
+					.toList();
+
+			if ("ALL".equalsIgnoreCase(category) || team.getTeamType().toString().equalsIgnoreCase(category)) {
+				MyTeamResponse response = new MyTeamResponse(
+						team.getName(),
+						team.getTeamType().toString(),
+						false, // isLiked는 임의로 false로 설정
+						peopleCount,
+						isMeLeader,
+						profileImageUrls
+				);
+				myTeamResponses.add(response);
+			}
+		}
+
+		return myTeamResponses;
+	}
 }

src/main/java/com/jangburich/domain/team/domain/repository/TeamRepository.java

@@ -1,9 +1,17 @@
 package com.jangburich.domain.team.domain.repository;
 
+import com.jangburich.domain.common.Status;
 import com.jangburich.domain.team.domain.Team;
+import com.jangburich.domain.user.domain.User;
+import java.util.List;
 import java.util.Optional;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 
 public interface TeamRepository extends JpaRepository<Team, Long> {
     Optional<Team> findBySecretCode(String joinCode);
+
+    @Query("SELECT t FROM Team t JOIN UserTeam ut ON ut.team = t WHERE ut.user = :user AND t.status = :status")
+    Optional<List<Team>> findAllByUserAndStatus(@Param("user") User user, @Param("status") Status status);
 }

src/main/java/com/jangburich/domain/team/domain/repository/UserTeamRepository.java

@@ -3,10 +3,14 @@
 import com.jangburich.domain.team.domain.Team;
 import com.jangburich.domain.team.domain.UserTeam;
 import com.jangburich.domain.user.domain.User;
+import java.util.Collection;
+import java.util.List;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface UserTeamRepository extends JpaRepository<UserTeam, Long> {
     int countByTeam(Team team);
 
     boolean existsByUserAndTeam(User user, Team team);
+
+    List<UserTeam> findAllByTeam(Team team);
 }

src/main/java/com/jangburich/domain/team/dto/response/MyTeamResponse.java

@@ -0,0 +1,13 @@
+package com.jangburich.domain.team.dto.response;
+
+import java.util.List;
+
+public record MyTeamResponse(
+        String teamName,
+        String teamType,
+        Boolean isLiked,
+        int peopleCount,
+        Boolean isMeLeader,
+        List<String> profileImageUrl
+) {
+}

src/main/java/com/jangburich/domain/team/presentation/TeamController.java

@@ -1,10 +1,14 @@
 package com.jangburich.domain.team.presentation;
 
+import com.jangburich.domain.team.dto.response.MyTeamResponse;
+import java.util.List;
 import org.springframework.security.core.Authentication;
+import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 import com.jangburich.domain.team.application.TeamService;
@@ -43,4 +47,13 @@ public ResponseCustom<Message> joinTeam(
 	) {
 		return ResponseCustom.OK(teamService.joinTeam(AuthenticationParser.parseUserId(authentication), joinCode));
 	}
+
+	@Operation(summary = "내가 속한 그룹 조회", description = "내가 속한 그룹을 카테고리(전체, 그룹장, 그룹원) 별로 조회한다.")
+	@GetMapping
+	public ResponseCustom<List<MyTeamResponse>> getMyTeamByCategory(
+			Authentication authentication,
+			@RequestParam(required = false, defaultValue = "ALL") String category
+	) {
+		return ResponseCustom.OK(teamService.getMyTeamByCategory(AuthenticationParser.parseUserId(authentication), category));
+	}
 }