🎨 逻辑优化，那个网页，大大地提速

service/friend.go

@@ -4,6 +4,7 @@ import (
 	"go-wechat/client"
 	"go-wechat/entity"
 	"go-wechat/vo"
+	"log"
 	"strings"
 )
 
@@ -16,10 +17,11 @@ func GetAllFriend() (friends, groups []vo.FriendItem, err error) {
 	var records []vo.FriendItem
 	err = client.MySQL.
 		Table("t_friend AS tf").
-		Joins("LEFT JOIN t_message AS tm ON tf.wxid = tm.from_user").
-		Select("tf.*", "MAX(tm.create_at) AS last_active_time").
-		Group("tf.wxid").
-		Order("last_active_time DESC").
+		//Joins("LEFT JOIN t_message AS tm ON tf.wxid = tm.from_user").
+		//Select("tf.*", "MAX(tm.create_at) AS last_active").
+		Select("tf.*").
+		//Group("tf.wxid").
+		Order("tf.last_active DESC").
 		Find(&records).Error
 	if err != nil {
 		return
@@ -60,3 +62,27 @@ func CheckIsEnableCommand(userId string) (flag bool) {
 	client.MySQL.Model(&entity.Friend{}).Where("enable_command = 1").Where("wxid = ?", userId).Count(&coo)
 	return coo > 0
 }
+
+// updateLastActive
+// @description: 更新最后活跃时间
+// @param msg
+func updateLastActive(msg entity.Message) {
+	var err error
+	// 如果是群，更新群成员最后活跃时间
+	if strings.HasSuffix(msg.FromUser, "@chatroom") {
+		err = client.MySQL.Model(&entity.GroupUser{}).
+			Where("group_id = ?", msg.FromUser).
+			Where("wxid = ?", msg.GroupUser).
+			Update("last_active", msg.CreateTime).Error
+		if err != nil {
+			log.Printf("更新群成员最后活跃时间失败, 错误信息: %v", err)
+		}
+	}
+	// 更新群或者好友活跃时间
+	err = client.MySQL.Model(&entity.Friend{}).
+		Where("wxid = ?", msg.FromUser).
+		Update("last_active", msg.CreateTime).Error
+	if err != nil {
+		log.Printf("更新群或者好友活跃时间失败, 错误信息: %v", err)
+	}
+}

service/group.go

@@ -13,10 +13,9 @@ import (
 func GetGroupUsersByGroupId(groupId string) (records []vo.GroupUserItem, err error) {
 	err = client.MySQL.
 		Table("t_group_user AS tgu").
-		Joins("LEFT JOIN t_message AS tm ON tm.from_user = tgu.group_id AND tm.group_user = tgu.wxid").
-		//Select("tgu.wxid", "tgu.nickname", "tgu.head_image", "tgu.is_member", "tgu.leave_time",
-		//	"tgu.skip_chat_rank", "MAX(tm.create_at) AS last_active_time").
-		Select("tgu.*", "MAX(tm.create_at) AS last_active_time").
+		//Joins("LEFT JOIN t_message AS tm ON tm.from_user = tgu.group_id AND tm.group_user = tgu.wxid").
+		//Select("tgu.*", "MAX(tm.create_at) AS last_active").
+		Select("tgu.*").
 		Where("tgu.group_id = ?", groupId).
 		Group("tgu.group_id, tgu.wxid").
 		Order("tgu.join_time DESC").

service/message.go

@@ -32,4 +32,10 @@ func SaveMessage(msg entity.Message) {
 		log.Printf("消息入库失败, 错误信息: %v", err)
 	}
 	log.Printf("消息入库成功，消息Id: %d", msg.MsgId)
+
+	// 更新最后活跃时间
+	// 只处理收到的消息
+	if msg.MsgId > 1 {
+		go updateLastActive(msg)
+	}
 }