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feat(count): 实现笔记发布与删除的计数更新功能

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- 新增笔记操作 MQ 消费者 CountNotePublishConsumer
- 支持处理笔记发布和删除消息，更新 Redis 和数据库计数
- 新增笔记操作相关常量：TOPIC_NOTE_OPERATE、TAG_NOTE_PUBLISH、TAG_NOTE_DELETE
- 定义笔记操作 DTO：NoteOperateMqDTO，用于 MQ 消息传递
- 在笔记服务中发送笔记发布和删除的 MQ 消息
- 新增 Redis Hash 字段 noteTotal 用于存储笔记总数
- 新增数据库操作 insertOrUpdateNoteTotalByUserId 用于更新笔记总数
This commit is contained in:
Hanserwei
2025-10-19 17:58:57 +08:00
parent 7b1df60c05
commit 7fc24e1e2a
11 changed files with 272 additions and 4 deletions
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15
han-note-count/han-note-count-biz/src/main/java/com/hanserwei/hannote/count/biz/constant/MQConstants.java
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@@ -42,4 +42,19 @@ public interface MQConstants {
*/
String TOPIC_COUNT_NOTE_COLLECT_2_DB = "CountNoteCollect2DBTTopic";
/**
* Topic: 笔记操作（发布、删除）
*/
String TOPIC_NOTE_OPERATE = "NoteOperateTopic";
/**
* Tag 标签：笔记发布
*/
String TAG_NOTE_PUBLISH = "publishNote";
/**
* Tag 标签：笔记删除
*/
String TAG_NOTE_DELETE = "deleteNote";
}

5
han-note-count/han-note-count-biz/src/main/java/com/hanserwei/hannote/count/biz/constant/RedisKeyConstants.java
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@@ -12,6 +12,11 @@ public class RedisKeyConstants {
*/
public static final String FIELD_FOLLOWING_TOTAL = "followingTotal";
/**
* Hash Field: 笔记发布总数
*/
public static final String FIELD_NOTE_TOTAL = "noteTotal";
/**
* 用户维度计数 Key 前缀
*/

79
han-note-count/han-note-count-biz/src/main/java/com/hanserwei/hannote/count/biz/consumer/CountNotePublishConsumer.java Normal file
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@@ -0,0 +1,79 @@
package com.hanserwei.hannote.count.biz.consumer;
import com.hanserwei.framework.common.utils.JsonUtils;
import com.hanserwei.hannote.count.biz.constant.MQConstants;
import com.hanserwei.hannote.count.biz.constant.RedisKeyConstants;
import com.hanserwei.hannote.count.biz.domain.mapper.UserCountDOMapper;
import com.hanserwei.hannote.count.biz.model.dto.NoteOperateMqDTO;
import jakarta.annotation.Resource;
import lombok.extern.slf4j.Slf4j;
import org.apache.rocketmq.common.message.Message;
import org.apache.rocketmq.spring.annotation.RocketMQMessageListener;
import org.apache.rocketmq.spring.core.RocketMQListener;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Component;
import java.util.Objects;
@Component
@Slf4j
@RocketMQMessageListener(
consumerGroup = "han_note_group_" + MQConstants.TOPIC_NOTE_OPERATE,
topic = MQConstants.TOPIC_NOTE_OPERATE
)
public class CountNotePublishConsumer implements RocketMQListener<Message> {
@Resource
private RedisTemplate<String, Object> redisTemplate;
@Resource
private UserCountDOMapper userCountDOMapper;
@Override
public void onMessage(Message message) {
// 消息体
String bodyJsonStr = new String(message.getBody());
// 标签
String tags = message.getTags();
log.info("==> CountNotePublishConsumer 消费了消息 {}, tags: {}", bodyJsonStr, tags);
// 根据 MQ 标签，判断笔记操作类型
if (Objects.equals(tags, MQConstants.TAG_NOTE_PUBLISH)) { // 笔记发布
handleTagMessage(bodyJsonStr, 1);
} else if (Objects.equals(tags, MQConstants.TAG_NOTE_DELETE)) { // 笔记删除
handleTagMessage(bodyJsonStr, -1);
}
}
/**
* 处理笔记发布和笔记删除的 MQ 消息
*
* @param bodyJsonStr 笔记发布或删除的 MQ 消息体
* @param count 笔记发布或删除的计数
*/
private void handleTagMessage(String bodyJsonStr, long count) {
// 消息体 JSON 字符串转 DTO
NoteOperateMqDTO noteOperateMqDTO = JsonUtils.parseObject(bodyJsonStr, NoteOperateMqDTO.class);
if (Objects.isNull(noteOperateMqDTO)) return;
// 笔记发布者 ID
Long creatorId = noteOperateMqDTO.getCreatorId();
// 更新 Redis 中用户维度的计数 Hash
String countUserRedisKey = RedisKeyConstants.buildCountUserKey(creatorId);
// 判断 Redis 中 Hash 是否存在
boolean isCountUserExisted = redisTemplate.hasKey(countUserRedisKey);
// 若存在才会更新
// (因为缓存设有过期时间，考虑到过期后，缓存会被删除，这里需要判断一下，存在才会去更新，而初始化工作放在查询计数来做)
if (isCountUserExisted) {
// 对目标用户 Hash 中的笔记发布总数，进行加减操作
redisTemplate.opsForHash().increment(countUserRedisKey, RedisKeyConstants.FIELD_NOTE_TOTAL, count);
}
// 更新 t_user_count 表
userCountDOMapper.insertOrUpdateNoteTotalByUserId(count, creatorId);
}
}

9
han-note-count/han-note-count-biz/src/main/java/com/hanserwei/hannote/count/biz/domain/mapper/UserCountDOMapper.java
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@@ -43,4 +43,13 @@ public interface UserCountDOMapper extends BaseMapper<UserCountDO> {
* @return 影响行数
*/
int insertOrUpdateCollectTotalByUserId(@Param("count") Integer count, @Param("userId") Long userId);
/**
* 添加记录或更新笔记发布数
*
* @param count 笔记发布数
* @param userId 用户ID
* @return 影响行数
*/
int insertOrUpdateNoteTotalByUserId(@Param("count") Long count, @Param("userId") Long userId);
}

29
han-note-count/han-note-count-biz/src/main/java/com/hanserwei/hannote/count/biz/model/dto/NoteOperateMqDTO.java Normal file
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@@ -0,0 +1,29 @@
package com.hanserwei.hannote.count.biz.model.dto;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@AllArgsConstructor
@NoArgsConstructor
@Builder
public class NoteOperateMqDTO {
/**
* 笔记发布者 ID
*/
private Long creatorId;
/**
* 笔记 ID
*/
private Long noteId;
/**
* 操作类型： 0 - 笔记删除； 1：笔记发布；
*/
private Integer type;
}

6
han-note-count/han-note-count-biz/src/main/resources/mapperxml/UserCountDOMapper.xml
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@@ -40,4 +40,10 @@
VALUES (#{userId}, #{count})
ON DUPLICATE KEY UPDATE collect_total = collect_total + (#{count});
</insert>
<insert id="insertOrUpdateNoteTotalByUserId" parameterType="map">
INSERT INTO t_user_count (user_id, note_total)
VALUES (#{userId}, #{count})
ON DUPLICATE KEY UPDATE note_total = note_total + (#{count});
</insert>
</mapper>

15
han-note-note/han-note-note-biz/src/main/java/com/hanserwei/hannote/note/biz/constant/MQConstants.java
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@@ -32,6 +32,21 @@ public interface MQConstants {
*/
String TOPIC_COUNT_NOTE_COLLECT = "CountNoteCollectTopic";
/**
* Topic: 笔记操作（发布、删除）
*/
String TOPIC_NOTE_OPERATE = "NoteOperateTopic";
/**
* Tag 标签：笔记发布
*/
String TAG_NOTE_PUBLISH = "publishNote";
/**
* Tag 标签：笔记删除
*/
String TAG_NOTE_DELETE = "deleteNote";
/**
* 点赞标签
*/

17
han-note-note/han-note-note-biz/src/main/java/com/hanserwei/hannote/note/biz/enums/NoteOperateEnum.java Normal file
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@@ -0,0 +1,17 @@
package com.hanserwei.hannote.note.biz.enums;
import lombok.AllArgsConstructor;
import lombok.Getter;
@Getter
@AllArgsConstructor
public enum NoteOperateEnum {
// 笔记发布
PUBLISH(1),
// 笔记删除
DELETE(0),
;
private final Integer code;
}

29
han-note-note/han-note-note-biz/src/main/java/com/hanserwei/hannote/note/biz/model/dto/NoteOperateMqDTO.java Normal file
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@@ -0,0 +1,29 @@
package com.hanserwei.hannote.note.biz.model.dto;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@AllArgsConstructor
@NoArgsConstructor
@Builder
public class NoteOperateMqDTO {
/**
* 笔记发布者 ID
*/
private Long creatorId;
/**
* 笔记 ID
*/
private Long noteId;
/**
* 操作类型： 0 - 笔记删除； 1：笔记发布；
*/
private Integer type;
}

59
han-note-note/han-note-note-biz/src/main/java/com/hanserwei/hannote/note/biz/service/impl/NoteServiceImpl.java
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@@ -24,6 +24,7 @@ import com.hanserwei.hannote.note.biz.domain.mapper.NoteDOMapper;
import com.hanserwei.hannote.note.biz.enums.*;
import com.hanserwei.hannote.note.biz.model.dto.CollectUnCollectNoteMqDTO;
import com.hanserwei.hannote.note.biz.model.dto.LikeUnlikeNoteMqDTO;
import com.hanserwei.hannote.note.biz.model.dto.NoteOperateMqDTO;
import com.hanserwei.hannote.note.biz.model.vo.*;
import com.hanserwei.hannote.note.biz.rpc.DistributedIdGeneratorRpcService;
import com.hanserwei.hannote.note.biz.rpc.KeyValueRpcService;
@@ -40,7 +41,6 @@ import org.apache.commons.lang3.StringUtils;
import org.apache.rocketmq.client.producer.SendCallback;
import org.apache.rocketmq.client.producer.SendResult;
import org.apache.rocketmq.spring.core.RocketMQTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.io.ClassPathResource;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.script.DefaultRedisScript;
@@ -88,7 +88,7 @@ public class NoteServiceImpl extends ServiceImpl<NoteDOMapper, NoteDO> implement
.build();
@Resource
private NoteLikeDOService noteLikeDOService;
@Autowired
@Resource
private NoteCollectionDOService noteCollectionDOService;
@Override
@@ -190,6 +190,33 @@ public class NoteServiceImpl extends ServiceImpl<NoteDOMapper, NoteDO> implement
}
}
}
// 发送 MQ
// 构建消息体 DTO
NoteOperateMqDTO noteOperateMqDTO = NoteOperateMqDTO.builder()
.creatorId(creatorId)
.noteId(Long.valueOf(snowflakeId))
.type(NoteOperateEnum.PUBLISH.getCode()) // 发布笔记
.build();
// 构建消息对象，并将 DTO 转成 Json 字符串设置到消息体中
Message<String> message = MessageBuilder.withPayload(JsonUtils.toJsonString(noteOperateMqDTO))
.build();
// 通过冒号连接, 可让 MQ 发送给主题 Topic 时，携带上标签 Tag
String destination = MQConstants.TOPIC_NOTE_OPERATE + ":" + MQConstants.TAG_NOTE_PUBLISH;
// 异步发送 MQ 消息，提升接口响应速度
rocketMQTemplate.asyncSend(destination, message, new SendCallback() {
@Override
public void onSuccess(SendResult sendResult) {
log.info("==> 【笔记发布】MQ 发送成功，SendResult: {}", sendResult);
}
@Override
public void onException(Throwable throwable) {
log.error("==> 【笔记发布】MQ 发送异常: ", throwable);
}
});
return Response.success();
}
@@ -498,6 +525,34 @@ public class NoteServiceImpl extends ServiceImpl<NoteDOMapper, NoteDO> implement
rocketMQTemplate.syncSend(MQConstants.TOPIC_DELETE_NOTE_LOCAL_CACHE, noteId);
log.info("====> MQ：删除笔记，删除本地缓存发送成功...");
// 发送 MQ
// 构建消息体 DTO
NoteOperateMqDTO noteOperateMqDTO = NoteOperateMqDTO.builder()
.creatorId(selectNoteDO.getCreatorId())
.noteId(noteId)
.type(NoteOperateEnum.DELETE.getCode()) // 删除笔记
.build();
// 构建消息对象，并将 DTO 转成 Json 字符串设置到消息体中
Message<String> message = MessageBuilder.withPayload(JsonUtils.toJsonString(noteOperateMqDTO))
.build();
// 通过冒号连接, 可让 MQ 发送给主题 Topic 时，携带上标签 Tag
String destination = MQConstants.TOPIC_NOTE_OPERATE + ":" + MQConstants.TAG_NOTE_DELETE;
// 异步发送 MQ 消息，提升接口响应速度
rocketMQTemplate.asyncSend(destination, message, new SendCallback() {
@Override
public void onSuccess(SendResult sendResult) {
log.info("==> 【笔记删除】MQ 发送成功，SendResult: {}", sendResult);
}
@Override
public void onException(Throwable throwable) {
log.error("==> 【笔记删除】MQ 发送异常: ", throwable);
}
});
return Response.success();
}

13
http-client/gateApi.http
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@@ -77,8 +77,8 @@ Authorization: Bearer {{token}}
"imgUris": [
"https://cdn.pixabay.com/photo/2025/10/05/15/06/autumn-9875155_1280.jpg"
],
"title": "图文笔记测试",
"content": "这个是图文笔记的测试",
"title": "第三篇图文笔记",
"content": "这个是第三篇图文笔记的测试",
"topicId": 1
}
@@ -120,6 +120,15 @@ Authorization: Bearer {{token}}
"topicId": 1
}
### 删除笔记
POST http://localhost:8000/note/note/delete
Content-Type: application/json
Authorization: Bearer {{token}}
{
"id": 1979849112022941780
}
### 关注自己
POST http://localhost:8000/relation/relation/follow
Content-Type: application/json