Feature/chatroom detail

src/main/java/ita/tinybite/domain/chat/controller/ChatRoomController.java

@@ -1,11 +1,15 @@
 package ita.tinybite.domain.chat.controller;
 
+import io.swagger.v3.oas.annotations.Operation;
+import ita.tinybite.domain.chat.dto.GroupChatRoomDetailResDto;
 import ita.tinybite.domain.chat.dto.res.GroupChatRoomResDto;
+import ita.tinybite.domain.chat.dto.res.OneToOneChatRoomDetailResDto;
 import ita.tinybite.domain.chat.dto.res.OneToOneChatRoomResDto;
 import ita.tinybite.domain.chat.service.ChatRoomService;
 import ita.tinybite.global.response.APIResponse;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -29,4 +33,21 @@ public APIResponse<List<OneToOneChatRoomResDto>> getOneToOneChatRooms() {
     public APIResponse<List<GroupChatRoomResDto>> getGroupChatRooms() {
         return success(chatRoomService.getGroupRooms());
     }
+
+    @Operation(summary = "일대일 채팅방 접속 시 필요한 정보들을 조회합니다.", description = """
+            승인 대기, 승인 요청, 승인 수락, 승인 거절 등 <br>
+            호스트와 참여자 관계에 따른 상태 변화가 반영됩니다.
+            """)
+    @GetMapping("/one-to-one/{chatRoomId}")
+    public APIResponse<OneToOneChatRoomDetailResDto> getOneToOneChatRoomInfo(
+            @PathVariable Long chatRoomId) {
+        return success(chatRoomService.getOneToOneRoom(chatRoomId));
+    }
+
+    @Operation(summary = "그룹 채팅방 접속 시 필요한 정보들을 조회합니다.", description = "현재 개발중입니다.")
+    @GetMapping("/group/{chatRoomId}")
+    public APIResponse<GroupChatRoomDetailResDto> getGroupChatRoomInfo(
+            @PathVariable Long chatRoomId) {
+        return success(chatRoomService.getGroupRoom(chatRoomId));
+    }
 }

src/main/java/ita/tinybite/domain/chat/dto/GroupChatRoomDetailResDto.java

@@ -0,0 +1,7 @@
+package ita.tinybite.domain.chat.dto;
+
+import lombok.Builder;
+
+@Builder
+public record GroupChatRoomDetailResDto() {
+}

src/main/java/ita/tinybite/domain/chat/dto/res/OneToOneChatRoomDetailResDto.java

@@ -0,0 +1,69 @@
+package ita.tinybite.domain.chat.dto.res;
+
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import ita.tinybite.domain.chat.entity.ChatRoom;
+import ita.tinybite.domain.chat.enums.ParticipantType;
+import ita.tinybite.domain.party.entity.Party;
+import ita.tinybite.domain.party.entity.PartyParticipant;
+import ita.tinybite.domain.party.enums.ParticipantStatus;
+import ita.tinybite.domain.user.entity.User;
+import lombok.Builder;
+
+@Builder
+@JsonInclude(JsonInclude.Include.NON_NULL)
+public record OneToOneChatRoomDetailResDto(
+        Long chatRoomId,
+        Long groupChatRoomId,
+        ParticipantType participantType, // 호스트인지, 참여자인지 구분
+        ParticipantStatus participantStatus, // 파티 승인 현황 (호스트, 참여자 입장 구분 O)
+        String targetName,
+        String targetProfileImage,
+        String targetLocation,
+        String partyTitle
+) {
+
+    public static OneToOneChatRoomDetailResDto of(Party party, PartyParticipant partyParticipant, User currentUser, ChatRoom groupChatRoom) {
+        User host = partyParticipant.getParty().getHost();
+        User participant = partyParticipant.getUser();
+
+        ParticipantType type = currentUser.getUserId().equals(host.getUserId()) ? ParticipantType.HOST : ParticipantType.PARTICIPANT;
+        User targetUser = currentUser.getUserId().equals(participant.getUserId()) ? host : participant; // 상대방의 유저 (호스트면 참여자 / 참여자면 호스트)
+        ParticipantStatus participantStatus = partyParticipant.getStatus();
+
+        OneToOneChatRoomDetailResDtoBuilder resDtoBuilder = OneToOneChatRoomDetailResDto.builder()
+                .chatRoomId(partyParticipant.getOneToOneChatRoom().getId())
+                .participantType(type)
+                .participantStatus(ParticipantStatus.PENDING)
+                .targetName(targetUser.getNickname())
+                .partyTitle(party.getTitle());
+
+        switch(participantStatus) {
+            case PENDING -> {
+                if(type.equals(ParticipantType.PARTICIPANT)) {
+                    resDtoBuilder
+                            .participantStatus(ParticipantStatus.REQUESTED)
+                            .targetProfileImage(targetUser.getProfileImage())
+                            .targetLocation(targetUser.getLocation());
+                } else { // type = HOST
+                    resDtoBuilder
+                            .participantStatus(ParticipantStatus.PENDING);
+                }
+            }
+            case APPROVED -> {
+                resDtoBuilder
+                        .participantStatus(ParticipantStatus.APPROVED);
+                if(type.equals(ParticipantType.HOST)) {
+                    resDtoBuilder.groupChatRoomId(groupChatRoom != null ? groupChatRoom.getId() : null);
+                }
+            }
+            case REJECTED -> {
+                resDtoBuilder
+                        .participantStatus(ParticipantStatus.REJECTED);
+            }
+            default -> throw new IllegalStateException("Unexpected value: " + participantStatus);
+        }
+        return resDtoBuilder.build();
+    }
+}
+

src/main/java/ita/tinybite/domain/chat/enums/ParticipantType.java

@@ -0,0 +1,6 @@
+package ita.tinybite.domain.chat.enums;
+
+public enum ParticipantType {
+    HOST,
+    PARTICIPANT,
+}

src/main/java/ita/tinybite/domain/chat/service/ChatRoomService.java

@@ -1,14 +1,18 @@
 package ita.tinybite.domain.chat.service;
 
 import ita.tinybite.domain.auth.service.SecurityProvider;
+import ita.tinybite.domain.chat.dto.GroupChatRoomDetailResDto;
 import ita.tinybite.domain.chat.dto.res.GroupChatRoomResDto;
+import ita.tinybite.domain.chat.dto.res.OneToOneChatRoomDetailResDto;
 import ita.tinybite.domain.chat.dto.res.OneToOneChatRoomResDto;
 import ita.tinybite.domain.chat.entity.ChatMessage;
 import ita.tinybite.domain.chat.entity.ChatRoom;
 import ita.tinybite.domain.chat.entity.ChatRoomMember;
 import ita.tinybite.domain.chat.enums.ChatRoomType;
 import ita.tinybite.domain.chat.repository.ChatMessageRepository;
 import ita.tinybite.domain.chat.repository.ChatRoomMemberRepository;
+import ita.tinybite.domain.chat.repository.ChatRoomRepository;
+import ita.tinybite.domain.party.entity.Party;
 import ita.tinybite.domain.party.entity.PartyParticipant;
 import ita.tinybite.domain.party.enums.ParticipantStatus;
 import ita.tinybite.domain.party.repository.PartyParticipantRepository;
@@ -30,6 +34,7 @@ public class ChatRoomService {
     private final ChatRoomMemberRepository chatRoomMemberRepository;
     private final SecurityProvider securityProvider;
     private final PartyParticipantRepository partyParticipantRepository;
+    private final ChatRoomRepository chatRoomRepository;
 
 
     public List<OneToOneChatRoomResDto> getOneToOneRooms() {
@@ -93,7 +98,25 @@ public List<GroupChatRoomResDto> getGroupRooms() {
                 .toList();
     }
 
+    public OneToOneChatRoomDetailResDto getOneToOneRoom(Long chatRoomId) {
+        User currentUser = securityProvider.getCurrentUser();
+        ChatRoom chatRoom = chatRoomRepository.findById(chatRoomId).orElseThrow();
+        PartyParticipant partyParticipant = partyParticipantRepository.findByOneToOneChatRoom(chatRoom).orElseThrow();
 
+        ChatRoom groupChatRoom = chatRoomRepository.findByPartyAndType(chatRoom.getParty(), ChatRoomType.GROUP).orElseGet(null);
+
+        User host = chatRoom.getParty().getHost();
+        host.getNickname();
+
+        User targetUser = partyParticipant.getUser();
+        targetUser.getNickname();
+
+        return OneToOneChatRoomDetailResDto.of(chatRoom.getParty(), partyParticipant, currentUser, groupChatRoom);
+    }
+
+    public GroupChatRoomDetailResDto getGroupRoom(Long chatRoomId) {
+        return null;
+    }
 
     private static String getTimeAgo(LocalDateTime then) {
         LocalDateTime now = LocalDateTime.now();

src/main/java/ita/tinybite/domain/party/dto/response/HostInfo.java

@@ -10,4 +10,5 @@ public class HostInfo {
     private Long userId;
     private String nickname;
     private String profileImage;
+    private String hostLocation;
 }

src/main/java/ita/tinybite/domain/party/enums/ParticipantStatus.java

@@ -8,8 +8,12 @@
 @RequiredArgsConstructor(access = AccessLevel.PROTECTED)
 public enum ParticipantStatus {
     PENDING("승인 대기"),
-    APPROVED("승인됨"),
-    REJECTED("거절됨");
+    APPROVED("승인 완료"),
+    REJECTED("승인 거절"),
 
+    REQUESTED("승인 요청"),
+    ENDED("파티 종료")
+
+    ;
     private final String description;
 }

src/main/java/ita/tinybite/domain/party/service/PartyService.java

@@ -395,6 +395,7 @@ private PartyDetailResponse convertToDetailResponse(Party party, double distance
                         .userId(party.getHost().getUserId())
                         .nickname(party.getHost().getNickname())
                         .profileImage(party.getHost().getProfileImage())
+                        .hostLocation(party.getHost().getLocation())
                         .build())
                 .pickupLocation(party.getPickupLocation())
                 .thumbnailImageDetail(party.getThumbnailImageDetail())