[BE] 약속 입장 조회 로직 추가

backend/src/main/java/kr/momo/controller/meeting/MeetingController.java

@@ -8,6 +8,7 @@
 import kr.momo.service.meeting.MeetingConfirmService;
 import kr.momo.service.meeting.MeetingService;
 import kr.momo.service.meeting.dto.ConfirmedMeetingResponse;
+import kr.momo.service.meeting.dto.MeetingHomeResponse;
 import kr.momo.service.meeting.dto.MeetingConfirmRequest;
 import kr.momo.service.meeting.dto.MeetingConfirmResponse;
 import kr.momo.service.meeting.dto.MeetingCreateRequest;
@@ -73,6 +74,12 @@ public MomoApiResponse<ConfirmedMeetingResponse> findConfirmedMeeting(@PathVaria
         return new MomoApiResponse<>(response);
     }
 
+    @GetMapping("/api/v1/meetings/{uuid}/home")
+    public MomoApiResponse<MeetingHomeResponse> findMeetingHome(@PathVariable String uuid) {
+        MeetingHomeResponse response = meetingService.findMeetingHome(uuid);
+        return new MomoApiResponse<>(response);
+    }
+
     @PatchMapping("/api/v1/meetings/{uuid}/lock")
     public void lock(@PathVariable String uuid, @AuthAttendee long id) {
         meetingService.lock(uuid, id);

backend/src/main/java/kr/momo/controller/meeting/MeetingControllerDocs.java

@@ -15,6 +15,7 @@
 import kr.momo.service.meeting.dto.MeetingConfirmResponse;
 import kr.momo.service.meeting.dto.MeetingCreateRequest;
 import kr.momo.service.meeting.dto.MeetingCreateResponse;
+import kr.momo.service.meeting.dto.MeetingHomeResponse;
 import kr.momo.service.meeting.dto.MeetingResponse;
 import kr.momo.service.meeting.dto.MeetingSharingResponse;
 import org.springframework.http.ResponseEntity;
@@ -147,4 +148,11 @@ ResponseEntity<Void> cancelConfirmedMeeting(
             @PathVariable @Schema(description = "약속 UUID") String uuid,
             @AuthAttendee @Schema(hidden = true) long id
     );
+
+    @Operation(summary = "약속 입장 정보 조회", description = "약속 입장에 필요한 정보를 조회하는 API 입니다.")
+    @ApiSuccessResponse.NoContent("약속 입장 정보 조회 성공")
+    @ApiErrorResponse.BadRequest(ERROR_CODE_TABLE_HEADER + """
+            | NOT_FOUND_MEETING | 존재하지 않는 약속 정보 입니다. |
+            """)
+    MomoApiResponse<MeetingHomeResponse> findMeetingHome(@PathVariable @Schema(description = "약속 UUID") String uuid);
 }

backend/src/main/java/kr/momo/service/meeting/MeetingService.java

@@ -19,6 +19,7 @@
 import kr.momo.exception.code.AttendeeErrorCode;
 import kr.momo.exception.code.MeetingErrorCode;
 import kr.momo.service.auth.JwtManager;
+import kr.momo.service.meeting.dto.MeetingHomeResponse;
 import kr.momo.service.meeting.dto.MeetingCreateRequest;
 import kr.momo.service.meeting.dto.MeetingCreateResponse;
 import kr.momo.service.meeting.dto.MeetingResponse;
@@ -110,6 +111,13 @@ public MeetingSharingResponse findMeetingSharing(String uuid) {
         return MeetingSharingResponse.from(meeting);
     }
 
+    @Transactional(readOnly = true)
+    public MeetingHomeResponse findMeetingHome(String uuid) {
+        Meeting meeting = meetingRepository.findByUuid(uuid)
+                .orElseThrow(() -> new MomoException(MeetingErrorCode.NOT_FOUND_MEETING));
+        return MeetingHomeResponse.from(meeting);
+    }
+
     @Transactional
     public void lock(String uuid, long id) {
         Meeting meeting = meetingRepository.findByUuid(uuid)

backend/src/main/java/kr/momo/service/meeting/dto/MeetingHomeResponse.java

@@ -0,0 +1,18 @@
+package kr.momo.service.meeting.dto;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import kr.momo.domain.meeting.Meeting;
+
+@Schema(description = "약속 입장 응답")
+public record MeetingHomeResponse(
+
+        @Schema(description = "약속 이름")
+        String meetingName,
+
+        @Schema(description = "약속 유형")
+        String type
+) {
+    public static MeetingHomeResponse from(Meeting meeting) {
+        return new MeetingHomeResponse(meeting.getName(), meeting.getType().name());
+    }
+}

backend/src/test/java/kr/momo/controller/meeting/MeetingControllerTest.java

@@ -689,4 +689,18 @@ private MeetingConfirmRequest getValidFindRequest(AvailableDate tomorrow) {
                 Timeslot.TIME_0600.startTime()
         );
     }
+
+    @DisplayName("약속 입장 정보를 조회하면 200 상태 코드를 응답한다.")
+    @Test
+    void findMeetingHome() {
+        Meeting meeting = MeetingFixture.MOVIE.create();
+        meeting = meetingRepository.save(meeting);
+
+        RestAssured.given().log().all()
+                .pathParam("uuid", meeting.getUuid())
+                .contentType(ContentType.JSON)
+                .when().get("/api/v1/meetings/{uuid}/home")
+                .then().log().all()
+                .statusCode(HttpStatus.OK.value());
+    }
 }

backend/src/test/java/kr/momo/service/meeting/MeetingServiceTest.java

@@ -10,6 +10,7 @@
 import java.time.LocalTime;
 import java.time.ZoneId;
 import java.util.List;
+import java.util.UUID;
 import kr.momo.domain.attendee.Attendee;
 import kr.momo.domain.attendee.AttendeeRepository;
 import kr.momo.domain.availabledate.AvailableDate;
@@ -24,6 +25,7 @@
 import kr.momo.exception.code.MeetingErrorCode;
 import kr.momo.fixture.AttendeeFixture;
 import kr.momo.fixture.MeetingFixture;
+import kr.momo.service.meeting.dto.MeetingHomeResponse;
 import kr.momo.service.meeting.dto.MeetingCreateRequest;
 import kr.momo.service.meeting.dto.MeetingResponse;
 import kr.momo.service.meeting.dto.MeetingSharingResponse;
@@ -258,4 +260,28 @@ void throwsExceptionWhenUnlockAttendeeGuest() {
                 .isInstanceOf(MomoException.class)
                 .hasMessage(AttendeeErrorCode.ACCESS_DENIED.message());
     }
+
+    @DisplayName("UUID로 약속 입장 정보를 조회한다.")
+    @Test
+    void findMeetingHome() {
+        Meeting meeting = meetingRepository.save(MeetingFixture.GAME.create());
+        String uuid = meeting.getUuid();
+
+        MeetingHomeResponse result = meetingService.findMeetingHome(uuid);
+
+        assertAll(
+                () -> assertThat(result.meetingName()).isEqualTo(meeting.getName()),
+                () -> assertThat(result.type()).isEqualTo(meeting.getType().name())
+        );
+    }
+
+    @DisplayName("약속 입장 정보를 조회시 UUID가 존재하지 않으면 예외가 발생한다.")
+    @Test
+    void throwsExceptionWhenFindHomeNoMeeting() {
+        String uuid = UUID.randomUUID().toString();
+
+        assertThatThrownBy(() -> meetingService.findMeetingHome(uuid))
+                .isInstanceOf(MomoException.class)
+                .hasMessage(MeetingErrorCode.NOT_FOUND_MEETING.message());
+    }
 }