完成消息撤回功能

src/main/resources/com/bao/dating/mapper/ChatRecordsMapper.xml

@@ -64,4 +64,29 @@
           AND read_status = 0
           AND message_status = 1
     </update>
+
+    <!-- 根据ID查询聊天记录 -->
+    <select id="selectById" resultType="com.bao.dating.pojo.entity.ChatRecords">
+        SELECT
+            chat_id,
+            sender_user_id,
+            receiver_user_id,
+            send_time,
+            message_status
+        FROM chat_records
+        WHERE chat_id = #{chatId}
+    </select>
+
+    <!-- 撤回消息 -->
+    <update id="recallMessage">
+        UPDATE chat_records
+        SET
+            message_status = 2,
+            updated_at = NOW()
+        WHERE
+            chat_id = #{chatId}
+          AND sender_user_id = #{senderUserId}
+          AND message_status = 1
+    </update>
+
 </mapper>

src/main/resources/com/bao/dating/mapper/ChatSessionsMapper.xml

@@ -57,7 +57,6 @@
                last_message_time, unread_count, top_status, mute_status
         FROM chat_sessions
         WHERE user_id = #{userId}
-          AND session_status = 1
           AND session_status in (1,2)
         ORDER BY top_status DESC, last_message_time DESC
     </select>