entity/friend.go

@@ -20,6 +20,7 @@ type Friend struct {
 	EnableWelcome  bool      `json:"enableWelcome" gorm:"type:tinyint(1) default 0 not null"`  // 是否启用迎新
 	EnableSummary  bool      `json:"enableSummary" gorm:"type:tinyint(1) default 0 not null"`  // 是否启用总结
 	EnableNews     bool      `json:"enableNews" gorm:"type:tinyint(1) default 0 not null"`     // 是否启用新闻
+	ClearMember    int       `json:"clearMember"`                                              // 清理成员配置（多少天未活跃的）
 	IsOk           bool      `json:"isOk" gorm:"type:tinyint(1) default 0 not null"`           // 是否正常
 }
 

service/friend.go

@@ -77,6 +77,15 @@ func GetAllEnableNews() (records []entity.Friend, err error) {
 	return
 }
 
+// GetAllEnableClearGroup
+// @description: 获取所有需要清理成员的群组
+// @return records
+// @return err
+func GetAllEnableClearGroup() (records []entity.Friend, err error) {
+	err = client.MySQL.Where("clear_members != 0").Where("is_ok IS TRUE").Find(&records).Error
+	return
+}
+
 // CheckIsEnableCommand
 // @description: 检查用户是否启用了指令
 // @param userId

tasks/cleargroupuser/cleargroupuser.go

@@ -0,0 +1,68 @@
+package cleargroupuser
+
+import (
+	"fmt"
+	"go-wechat/client"
+	"go-wechat/entity"
+	"go-wechat/service"
+	"go-wechat/utils"
+	"log"
+	"strings"
+)
+
+// ClearGroupUser
+// @description: 清理群成员
+func ClearGroupUser() {
+	groups, err := service.GetAllEnableNews()
+	if err != nil {
+		log.Printf("获取启用了聊天排行榜的群组失败, 错误信息: %v", err)
+		return
+	}
+
+	for _, group := range groups {
+		// 获取需要清理的群成员Id
+		members := getNeedDeleteMembers(group.Wxid, group.ClearMember)
+		memberCount := len(members)
+		log.Printf("群[%s(%s)]需要清理的成员数量: %d", group.Nickname, group.Wxid, memberCount)
+		if memberCount < 1 {
+			continue
+		}
+		var memberMap = make(map[string]string)
+		var deleteIds = make([]string, 0)
+		for _, member := range members {
+			deleteIds = append(deleteIds, member.Wxid)
+			// 昵称为空，取id后4位
+			if member.Nickname == "" {
+				member.Nickname = "无名氏_" + member.Wxid[len(member.Wxid)-4:]
+			}
+			memberMap[member.Nickname] = member.LastActive.Format("2006-01-02 15:04:05")
+		}
+		// 调用接口
+		utils.DeleteGroupMember(group.Wxid, strings.Join(deleteIds, ","), 0)
+		// 发送通知到群里
+		ms := make([]string, 0)
+		for k, v := range memberMap {
+			ms = append(ms, fmt.Sprintf("%s: %s", k, v))
+		}
+		msg := fmt.Sprintf("#清理群成员#\n\n很遗憾地通知各位，就在刚刚，有%d名群友引活跃度不够暂时离开了我们，希望还健在的群友引以为戒、保持活跃！\n\n活跃信息: \n%s",
+			memberCount, strings.Join(ms, "\n"))
+		utils.SendMessage(group.Wxid, "", msg, 0)
+	}
+}
+
+// getNeedDeleteMembers
+// @description: 获取需要删除的群成员
+// @param groupId 群Id
+// @param days 需要清理的未活跃的天数
+// @return members
+func getNeedDeleteMembers(groupId string, days int) (members []entity.GroupUser) {
+	err := client.MySQL.Model(&entity.GroupUser{}).Where("group_id = ?", groupId).
+		Where("is_member IS TRUE").
+		Where("DATEDIFF( NOW(), last_active ) >= ?", days).
+		Order("last_active DESC").
+		Find(&members).Error
+	if err != nil {
+		log.Printf("获取需要清理的群成员失败, 错误信息: %v", err)
+	}
+	return
+}

tasks/friends/friends.go

@@ -75,6 +75,7 @@ func Sync() {
 				EnableSummary:  config.Conf.System.DefaultRule.Summary,
 				EnableWelcome:  config.Conf.System.DefaultRule.Welcome,
 				EnableNews:     config.Conf.System.DefaultRule.News,
+				ClearMember:    0,
 				LastActive:     time.Now().Local(),
 			}).Error
 			if err != nil {

tasks/tasks.go

@@ -3,6 +3,7 @@ package tasks
 import (
 	"github.com/go-co-op/gocron"
 	"go-wechat/config"
+	"go-wechat/tasks/cleargroupuser"
 	"go-wechat/tasks/friends"
 	"go-wechat/tasks/news"
 	"go-wechat/tasks/summary"
@@ -56,6 +57,9 @@ func InitTasks() {
 		_, _ = s.Cron(config.Conf.Task.News.Cron).Do(news.DailyNews)
 	}
 
+	// 每天0点检查一次处理清理群成员
+	_, _ = s.Cron("0 0 * * *").Do(cleargroupuser.ClearGroupUser)
+
 	// 开启定时任务
 	s.StartAsync()
 	log.Println("定时任务初始化成功")

tasks/watergroup/utils.go

@@ -32,7 +32,7 @@ func getRankData(groupId, date string) (rank []rankUser, err error) {
 	case "week":
 		tx.Where("YEARWEEK(date_format(tm.create_at, '%Y-%m-%d')) = YEARWEEK(now()) - 1")
 	case "month":
-		tx.Where("PERIOD_DIFF(date_format(now(), '%Y%m'), date_format(create_at, '%Y%m')) = 1")
+		tx.Where("PERIOD_DIFF(date_format(now(), '%Y%m'), date_format(tm.create_at, '%Y%m')) = 1")
 	case "year":
 		tx.Where("YEAR(tm.create_at) = YEAR(NOW()) - 1")
 	}

utils/send.go

@@ -121,3 +121,34 @@ func SendEmotion(toId, emotionHash string, retryCount int) {
 	}
 	log.Printf("发送表情包消息结果: %s", resp.String())
 }
+
+// DeleteGroupMember
+// @description: 删除群成员
+// @param chatRoomId 群Id
+// @param memberIds 成员id,用','分隔
+func DeleteGroupMember(chatRoomId, memberIds string, retryCount int) {
+	if retryCount > 5 {
+		log.Printf("重试五次失败，停止发送")
+		return
+	}
+
+	// 组装参数
+	param := map[string]any{
+		"chatRoomId": chatRoomId, // 群Id
+		"memberIds":  memberIds,  // 成员id
+	}
+	pbs, _ := json.Marshal(param)
+
+	res := resty.New()
+	resp, err := res.R().
+		SetHeader("Content-Type", "application/json;chartset=utf-8").
+		SetBody(string(pbs)).
+		Post(config.Conf.Wechat.GetURL("/api/delMemberFromChatRoom"))
+	if err != nil {
+		log.Printf("删除群成员失败: %s", err.Error())
+		// 休眠五秒后重新发送
+		time.Sleep(5 * time.Second)
+		SendImage(chatRoomId, memberIds, retryCount+1)
+	}
+	log.Printf("删除群成员结果: %s", resp.String())
+}

views/group.html

@@ -50,6 +50,9 @@
             <th scope="col" class="px-3 py-3.5 text-left text-sm font-semibold text-gray-900">
               指令
             </th>
+            <th scope="col" class="px-3 py-3.5 text-left text-sm font-semibold text-gray-900">
+              末位淘汰(天)
+            </th>
             <th scope="col" class="px-3 py-3.5 text-left text-sm font-semibold text-gray-900">
               操作
             </th>
@@ -107,6 +110,9 @@
             <td class="whitespace-nowrap px-3 py-4 text-sm text-gray-500">
               {{ template "command" . }}
             </td>
+            <td class="whitespace-nowrap px-3 py-4 text-sm text-gray-500">
+              {{ .ClearMember }}
+            </td>
             <td class="whitespace-nowrap px-3 py-4 text-sm text-gray-500">
               <button class="btn btn-link" onclick="getGroupUsers({{.Wxid}}, {{.Nickname}})">成员</button>
             </td>

vo/friend.go

@@ -20,6 +20,7 @@ type FriendItem struct {
 	EnableCommand  bool           // 是否启用指令
 	EnableSummary  bool           // 是否启用总结
 	EnableNews     bool           // 是否启用新闻
+	ClearMember    int            // 清理成员配置（多少天未活跃的）
 	IsOk           bool           // 是否还在通讯库(群聊是要还在群里也算)
 }