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This commit is contained in:
wangchuxiao
2022-12-01 19:34:54 +08:00
parent 8d66128009
commit b75507396b
6 changed files with 177 additions and 54 deletions
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internal/cron_task/clear_msg.go
+25 -16
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@@ -82,7 +82,7 @@ func (d *delMsgRecursionStruct) getSetMinSeq() uint32 {
// index 0....19(del) 20...69
// seq 70
// set minSeq 21
// recursion
// recursion 删除list并且返回设置的最小seq
func deleteMongoMsg(operationID string, ID string, index int64, delStruct *delMsgRecursionStruct) (uint32, error) {
// find from oldest list
msgs, err := db.DB.GetUserMsgListByIndex(ID, index)
@@ -105,11 +105,13 @@ func deleteMongoMsg(operationID string, ID string, index int64, delStruct *delMs
if len(msgs.Msg) > db.GetSingleGocMsgNum() {
log.NewWarn(operationID, utils.GetSelfFuncName(), "msgs too large", len(msgs.Msg), msgs.UID)
}
var hasMsgDoNotNeedDel bool
for i, msg := range msgs.Msg {
// 找到列表中不需要删除的消息了, 表示为递归到最后一个块
if utils.GetCurrentTimestampByMill() < msg.SendTime+(int64(config.Config.Mongo.DBRetainChatRecords)*24*60*60*1000) {
log.NewDebug(operationID, ID, "find uid", msgs.UID)
// 删除块失败 递归结束 返回0
hasMsgDoNotNeedDel = true
if err := delMongoMsgsPhysical(delStruct.delUidList); err != nil {
return 0, err
}
@@ -120,7 +122,7 @@ func deleteMongoMsg(operationID string, ID string, index int64, delStruct *delMs
}
// 如果不是块中第一个，就把前面比他早插入的全部设置空 seq字段除外。
if i > 0 {
err = db.DB.ReplaceMsgToBlankByIndex(msgs.UID, i-1)
delStruct.minSeq, err = db.DB.ReplaceMsgToBlankByIndex(msgs.UID, i-1)
if err != nil {
log.NewError(operationID, utils.GetSelfFuncName(), err.Error(), msgs.UID, i)
return delStruct.getSetMinSeq(), utils.Wrap(err, "")
@@ -128,6 +130,10 @@ func deleteMongoMsg(operationID string, ID string, index int64, delStruct *delMs
}
// 递归结束
return msgPb.Seq, nil
} else {
if !msgListIsFull(msgs) {
}
}
}
// 该列表中消息全部为老消息并且列表满了, 加入删除列表继续递归
@@ -141,14 +147,24 @@ func deleteMongoMsg(operationID string, ID string, index int64, delStruct *delMs
if msgListIsFull(msgs) {
log.NewDebug(operationID, "msg list is full", msgs.UID)
delStruct.delUidList = append(delStruct.delUidList, msgs.UID)
} else {
// 列表没有满且没有不需要被删除的消息 代表他是最新的消息块
if !hasMsgDoNotNeedDel {
delStruct.minSeq, err = db.DB.ReplaceMsgToBlankByIndex(msgs.UID, len(msgs.Msg)-1)
if err != nil {
log.NewError(operationID, utils.GetSelfFuncName(), err.Error(), msgs.UID, "Index:", len(msgs.Msg)-1)
err = delMongoMsgsPhysical(delStruct.delUidList)
if err != nil {
return delStruct.getSetMinSeq(), err
}
return delStruct.getSetMinSeq(), nil
}
}
}
log.NewDebug(operationID, ID, "continue", delStruct)
log.NewDebug(operationID, ID, "continue to", delStruct)
// 继续递归 index+1
seq, err := deleteMongoMsg(operationID, ID, index+1, delStruct)
if err != nil {
return seq, utils.Wrap(err, "deleteMongoMsg failed")
}
return seq, nil
return seq, utils.Wrap(err, "deleteMongoMsg failed")
}
func msgListIsFull(chat *db.UserChat) bool {
@@ -164,18 +180,11 @@ func msgListIsFull(chat *db.UserChat) bool {
return false
}
func CheckGroupUserMinSeq(operationID, groupID, userID string, diffusionType int) error {
func CheckGroupUserMinSeq(operationID, groupID, userID string) error {
return nil
}
func CheckUserMinSeqWithMongo(operationID, userID string, diffusionType int) error {
//var seqRedis uint64
//var err error
//if diffusionType == constant.WriteDiffusion {
// seqRedis, err = db.DB.GetUserMinSeq(ID)
//} else {
// seqRedis, err = db.DB.GetGroupUserMinSeq(ID)
//}
func CheckUserMinSeqWithMongo(operationID, userID string) error {
return nil
}