Merge pull request #36 from handong-app/feature/detail/message

Feature/detail/message

src/main/java/com/thc/realspr/controller/TbsubjectController.java

@@ -0,0 +1,59 @@
+package com.thc.realspr.controller;
+
+import com.thc.realspr.dto.TbmessageDto;
+import com.thc.realspr.dto.TbsubjectDto;
+import com.thc.realspr.dto.UserInteractionDto;
+import com.thc.realspr.service.TbKaFeedService;
+import com.thc.realspr.service.TbsubjectService;
+import io.swagger.v3.oas.annotations.Operation;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.validation.Valid;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.Map;
+
+@RequestMapping("/api/subject")
+@RestController
+public class TbsubjectController {
+
+    private final TbsubjectService tbsubjectService;
+
+    public TbsubjectController(
+            TbsubjectService tbsubjectService
+    ) {
+        this.tbsubjectService = tbsubjectService;
+    }
+
+    @Operation(summary = "주제 세부내용",
+            description = "주제의 id와 유저 id로 세부내용 조회 <br />"
+                    + "@param Long subjectId <br />"
+                    + "@return HttpStatus.OK(200) ResponseEntity\\<TbsubjectDto.DetailResDto\\> <br />"
+                    + "@exception 필수 파라미터 누락하였을 때 등 <br />"
+                    + "@exception 404 Not Found (주제 또는 유저를 찾을 수 없는 경우) <br />"
+                    + "@exception 400 Bad Request (필수 파라미터 누락 시)"
+    )
+    @GetMapping("/{subjectId}")
+    public ResponseEntity<TbsubjectDto.DetailResDto> getSubjectDetail(@Valid @PathVariable("subjectId") Long subjectId, HttpServletRequest request) {
+        String userId = (String) request.getAttribute("reqUserId");
+        if (userId == null) {
+            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(null);
+        }
+
+        TbsubjectDto.DetailResDto detail = tbsubjectService.getDetail(
+                TbsubjectDto.DetailReqDto.builder()
+                        .subjectId(subjectId)
+                        .userId(userId)
+                        .build()
+        );
+
+        if (detail == null) {
+            return ResponseEntity.status(HttpStatus.NOT_FOUND).build();
+        }
+
+        return ResponseEntity.status(HttpStatus.OK).body(detail);
+    }
+
+
+}

src/main/java/com/thc/realspr/dto/TbsubjectDto.java

@@ -0,0 +1,69 @@
+package com.thc.realspr.dto;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.*;
+
+import java.util.List;
+
+public class TbsubjectDto {
+    @Schema(description = "주제 세부내용 요청 DTO")
+    @Getter
+    @Setter
+    @Builder
+    @AllArgsConstructor
+    @NoArgsConstructor
+    public static class DetailReqDto {
+        private Long subjectId;
+        private String userId;
+    }
+
+
+    @Schema(description = "주제 세부내용 응답 DTO")
+    @Getter
+    @Setter
+    @Builder
+    @AllArgsConstructor
+    @NoArgsConstructor
+    public static class DetailResDto {
+        private Long subjectId;
+        private boolean like;
+        private LastMessageServDto lastMessage;
+        private List<MessageHistoryServDto> messageHistory;
+    }
+
+    @Schema(description = "주제 세부내용 서비스 DTO")
+    @Getter
+    @Setter
+    @AllArgsConstructor
+    @NoArgsConstructor
+    public static class DetailServDto {
+        private Long subjectId;
+        private boolean like;
+        private String lastMessageId;
+    }
+
+
+
+    @Schema(description = "주제 마지막 메시지 서비스 DTO")
+    @Getter
+    @Setter
+    @AllArgsConstructor
+    @NoArgsConstructor
+    public static class LastMessageServDto {
+        private String id;
+        private long sentAt;
+        private String message;
+    }
+
+    @Schema(description = "주제 메시지 이력 서비스 DTO")
+    @Getter
+    @Setter
+    @AllArgsConstructor
+    @NoArgsConstructor
+    public static class MessageHistoryServDto {
+        private String id;
+        private long sentAt;
+        private String message;
+    }
+
+}

src/main/java/com/thc/realspr/mapper/TbsubjectMapper.java

@@ -0,0 +1,15 @@
+package com.thc.realspr.mapper;
+
+import com.thc.realspr.dto.TbsubjectDto;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+@Mapper
+public interface TbsubjectMapper {
+    TbsubjectDto.DetailServDto getDetailById(TbsubjectDto.DetailReqDto reqDto);
+
+    TbsubjectDto.LastMessageServDto getLastMessageByMessageId(String lastMessageId);
+
+    List<TbsubjectDto.MessageHistoryServDto> getMessageHistoryById(Long subjectId);
+}

src/main/java/com/thc/realspr/service/TbsubjectService.java

@@ -0,0 +1,13 @@
+package com.thc.realspr.service;
+
+
+import com.thc.realspr.dto.TbsubjectDto;
+import org.springframework.stereotype.Service;
+
+
+@Service
+public interface TbsubjectService {
+
+    TbsubjectDto.DetailResDto getDetail(TbsubjectDto.DetailReqDto param);
+
+}

src/main/java/com/thc/realspr/service/impl/TbsubjectServiceImpl.java

@@ -0,0 +1,27 @@
+package com.thc.realspr.service.impl;
+
+import com.thc.realspr.dto.TbsubjectDto;
+import com.thc.realspr.mapper.TbsubjectMapper;
+import com.thc.realspr.service.TbsubjectService;
+import org.springframework.stereotype.Service;
+
+
+@Service
+public class TbsubjectServiceImpl implements TbsubjectService {
+
+    private final TbsubjectMapper tbsubjectMapper;
+
+    public TbsubjectServiceImpl(TbsubjectMapper tbsubjectMapper) {
+        this.tbsubjectMapper = tbsubjectMapper;
+    }
+
+    public TbsubjectDto.DetailResDto getDetail(TbsubjectDto.DetailReqDto param){
+        TbsubjectDto.DetailServDto detailServDto = tbsubjectMapper.getDetailById(param);
+        return TbsubjectDto.DetailResDto.builder()
+                .subjectId(detailServDto.getSubjectId())
+                .like(detailServDto.isLike())
+                .lastMessage(tbsubjectMapper.getLastMessageByMessageId(detailServDto.getLastMessageId()))
+                .messageHistory(tbsubjectMapper.getMessageHistoryById(detailServDto.getSubjectId()))
+                .build();
+    }
+}

src/main/resources/mapper/TbsubjectMapper.xml

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.thc.realspr.mapper.TbsubjectMapper">
+
+    <!-- 주제 세부내용 조회 쿼리 -->
+    <select id="getDetailById" parameterType="hashMap" resultType="com.thc.realspr.dto.TbsubjectDto$DetailServDto">
+        SELECT
+            ts.id AS subjectId,
+            CASE
+                WHEN tul.userId IS NOT NULL THEN true
+                ELSE false
+                END AS `like`,
+            tkm.id AS lastMessageId
+        FROM
+            TbSubject ts
+                LEFT JOIN TbKaMessage tkm
+                          ON ts.last_sent_chat_id = tkm.chat_id
+                LEFT JOIN mydb_TbUserLike tul
+                          ON ts.id = tul.subjectId
+                              AND tul.userId = #{userId}
+                              AND tul.deleted = 'N'
+        WHERE
+            ts.id = #{subjectId}
+        GROUP BY
+            ts.id, tul.userId, tkm.id;
+    </select>
+
+    <!-- 주제 마지막 메시지 조회 쿼리 -->
+    <select id="getLastMessageByMessageId" parameterType="hashMap" resultType="com.thc.realspr.dto.TbsubjectDto$LastMessageServDto">
+        SELECT id, last_sent_at AS sentAt, message
+        FROM TbKaMessage
+        WHERE id = #{lastMessageId}
+    </select>
+
+    <!-- 주제 메시지 이력 조회 쿼리 -->
+    <select id="getMessageHistoryById" parameterType="hashMap" resultType="com.thc.realspr.dto.TbsubjectDto$MessageHistoryServDto">
+        SELECT id, last_sent_at AS sentAt, message
+        FROM TbKaMessage
+        WHERE subject_id = #{subjectId}
+        ORDER BY last_sent_at DESC
+    </select>
+
+
+</mapper>