// Copyright © 2023 OpenIM. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package controller
import (
"context"
"encoding/json"
"errors"
"github.com/openimsdk/open-im-server/v3/pkg/common/storage/database"
"github.com/openimsdk/open-im-server/v3/pkg/common/storage/model"
"strings"
"time"
"github.com/openimsdk/open-im-server/v3/pkg/common/config"
"github.com/openimsdk/open-im-server/v3/pkg/common/convert"
"github.com/openimsdk/open-im-server/v3/pkg/common/prommetrics"
"github.com/openimsdk/open-im-server/v3/pkg/common/storage/cache"
"github.com/openimsdk/protocol/constant"
pbmsg "github.com/openimsdk/protocol/msg"
"github.com/openimsdk/protocol/sdkws"
"github.com/openimsdk/tools/errs"
"github.com/openimsdk/tools/log"
"github.com/openimsdk/tools/mq/kafka"
"github.com/openimsdk/tools/utils/datautil"
"github.com/openimsdk/tools/utils/timeutil"
"github.com/redis/go-redis/v9"
"go.mongodb.org/mongo-driver/mongo"
)
const (
updateKeyMsg = iota
updateKeyRevoke
)
// CommonMsgDatabase defines the interface for message database operations.
type CommonMsgDatabase interface {
// BatchInsertChat2DB inserts a batch of messages into the database for a specific conversation.
BatchInsertChat2DB(ctx context.Context, conversationID string, msgs []*sdkws.MsgData, currentMaxSeq int64) error
// RevokeMsg revokes a message in a conversation.
RevokeMsg(ctx context.Context, conversationID string, seq int64, revoke *model.RevokeModel) error
// MarkSingleChatMsgsAsRead marks messages as read for a single chat by sequence numbers.
MarkSingleChatMsgsAsRead(ctx context.Context, userID string, conversationID string, seqs []int64) error
// DeleteMessagesFromCache deletes message caches from Redis by sequence numbers.
DeleteMessagesFromCache(ctx context.Context, conversationID string, seqs []int64) error
// BatchInsertChat2Cache increments the sequence number and then batch inserts messages into the cache.
BatchInsertChat2Cache(ctx context.Context, conversationID string, msgs []*sdkws.MsgData) (seq int64, isNewConversation bool, err error)
// GetMsgBySeqsRange retrieves messages from MongoDB by a range of sequence numbers.
GetMsgBySeqsRange(ctx context.Context, userID string, conversationID string, begin, end, num, userMaxSeq int64) (minSeq int64, maxSeq int64, seqMsg []*sdkws.MsgData, err error)
// GetMsgBySeqs retrieves messages for large groups from MongoDB by sequence numbers.
GetMsgBySeqs(ctx context.Context, userID string, conversationID string, seqs []int64) (minSeq int64, maxSeq int64, seqMsg []*sdkws.MsgData, err error)
// DeleteConversationMsgsAndSetMinSeq deletes conversation messages and resets the minimum sequence number. If `remainTime` is 0, all messages are deleted (this method does not delete Redis
// cache).
DeleteConversationMsgsAndSetMinSeq(ctx context.Context, conversationID string, remainTime int64) error
// UserMsgsDestruct marks messages for deletion based on destruct time and returns a list of sequence numbers for marked messages.
UserMsgsDestruct(ctx context.Context, userID string, conversationID string, destructTime int64, lastMsgDestructTime time.Time) (seqs []int64, err error)
// DeleteUserMsgsBySeqs allows a user to delete messages based on sequence numbers.
DeleteUserMsgsBySeqs(ctx context.Context, userID string, conversationID string, seqs []int64) error
// DeleteMsgsPhysicalBySeqs physically deletes messages by emptying them based on sequence numbers.
DeleteMsgsPhysicalBySeqs(ctx context.Context, conversationID string, seqs []int64) error
//SetMaxSeq(ctx context.Context, conversationID string, maxSeq int64) error
GetMaxSeqs(ctx context.Context, conversationIDs []string) (map[string]int64, error)
GetMaxSeq(ctx context.Context, conversationID string) (int64, error)
SetMinSeqs(ctx context.Context, seqs map[string]int64) error
SetUserConversationsMinSeqs(ctx context.Context, userID string, seqs map[string]int64) (err error)
SetHasReadSeq(ctx context.Context, userID string, conversationID string, hasReadSeq int64) error
GetHasReadSeqs(ctx context.Context, userID string, conversationIDs []string) (map[string]int64, error)
GetHasReadSeq(ctx context.Context, userID string, conversationID string) (int64, error)
UserSetHasReadSeqs(ctx context.Context, userID string, hasReadSeqs map[string]int64) error
//GetMongoMaxAndMinSeq(ctx context.Context, conversationID string) (minSeqMongo, maxSeqMongo int64, err error)
//GetConversationMinMaxSeqInMongoAndCache(ctx context.Context, conversationID string) (minSeqMongo, maxSeqMongo, minSeqCache, maxSeqCache int64, err error)
SetSendMsgStatus(ctx context.Context, id string, status int32) error
GetSendMsgStatus(ctx context.Context, id string) (int32, error)
SearchMessage(ctx context.Context, req *pbmsg.SearchMessageReq) (total int64, msgData []*sdkws.MsgData, err error)
FindOneByDocIDs(ctx context.Context, docIDs []string, seqs map[string]int64) (map[string]*sdkws.MsgData, error)
// to mq
MsgToMQ(ctx context.Context, key string, msg2mq *sdkws.MsgData) error
MsgToPushMQ(ctx context.Context, key, conversarionID string, msg2mq *sdkws.MsgData) (int32, int64, error)
MsgToMongoMQ(ctx context.Context, key, conversarionID string, msgs []*sdkws.MsgData, lastSeq int64) error
RangeUserSendCount(ctx context.Context, start time.Time, end time.Time, group bool, ase bool, pageNumber int32, showNumber int32) (msgCount int64, userCount int64, users []*model.UserCount, dateCount map[string]int64, err error)
RangeGroupSendCount(ctx context.Context, start time.Time, end time.Time, ase bool, pageNumber int32, showNumber int32) (msgCount int64, userCount int64, groups []*model.GroupCount, dateCount map[string]int64, err error)
ConvertMsgsDocLen(ctx context.Context, conversationIDs []string)
// clear msg
GetBeforeMsg(ctx context.Context, ts int64, limit int) ([]*model.MsgDocModel, error)
DeleteDocMsgBefore(ctx context.Context, ts int64, doc *model.MsgDocModel) ([]int, error)
}
func NewCommonMsgDatabase(msgDocModel database.Msg, msg cache.MsgCache, seqUser cache.SeqUser, seqConversation cache.SeqConversationCache, kafkaConf *config.Kafka) (CommonMsgDatabase, error) {
conf, err := kafka.BuildProducerConfig(*kafkaConf.Build())
if err != nil {
return nil, err
}
producerToRedis, err := kafka.NewKafkaProducer(conf, kafkaConf.Address, kafkaConf.ToRedisTopic)
if err != nil {
return nil, err
}
producerToMongo, err := kafka.NewKafkaProducer(conf, kafkaConf.Address, kafkaConf.ToMongoTopic)
if err != nil {
return nil, err
}
producerToPush, err := kafka.NewKafkaProducer(conf, kafkaConf.Address, kafkaConf.ToPushTopic)
if err != nil {
return nil, err
}
return &commonMsgDatabase{
msgDocDatabase: msgDocModel,
msg: msg,
seqUser: seqUser,
seqConversation: seqConversation,
producer: producerToRedis,
producerToMongo: producerToMongo,
producerToPush: producerToPush,
}, nil
}
type commonMsgDatabase struct {
msgDocDatabase database.Msg
msgTable model.MsgDocModel
msg cache.MsgCache
seqConversation cache.SeqConversationCache
seqUser cache.SeqUser
producer *kafka.Producer
producerToMongo *kafka.Producer
producerToPush *kafka.Producer
}
func (db *commonMsgDatabase) MsgToMQ(ctx context.Context, key string, msg2mq *sdkws.MsgData) error {
_, _, err := db.producer.SendMessage(ctx, key, msg2mq)
return err
}
func (db *commonMsgDatabase) MsgToPushMQ(ctx context.Context, key, conversationID string, msg2mq *sdkws.MsgData) (int32, int64, error) {
partition, offset, err := db.producerToPush.SendMessage(ctx, key, &pbmsg.PushMsgDataToMQ{MsgData: msg2mq, ConversationID: conversationID})
if err != nil {
log.ZError(ctx, "MsgToPushMQ", err, "key", key, "msg2mq", msg2mq)
return 0, 0, err
}
return partition, offset, nil
}
func (db *commonMsgDatabase) MsgToMongoMQ(ctx context.Context, key, conversationID string, messages []*sdkws.MsgData, lastSeq int64) error {
if len(messages) > 0 {
_, _, err := db.producerToMongo.SendMessage(ctx, key, &pbmsg.MsgDataToMongoByMQ{LastSeq: lastSeq, ConversationID: conversationID, MsgData: messages})
return err
}
return nil
}
func (db *commonMsgDatabase) BatchInsertBlock(ctx context.Context, conversationID string, fields []any, key int8, firstSeq int64) error {
if len(fields) == 0 {
return nil
}
num := db.msgTable.GetSingleGocMsgNum()
// num = 100
for i, field := range fields { // Check the type of the field
var ok bool
switch key {
case updateKeyMsg:
var msg *model.MsgDataModel
msg, ok = field.(*model.MsgDataModel)
if msg != nil && msg.Seq != firstSeq+int64(i) {
return errs.ErrInternalServer.WrapMsg("seq is invalid")
}
case updateKeyRevoke:
_, ok = field.(*model.RevokeModel)
default:
return errs.ErrInternalServer.WrapMsg("key is invalid")
}
if !ok {
return errs.ErrInternalServer.WrapMsg("field type is invalid")
}
}
// Returns true if the document exists in the database, false if the document does not exist in the database
updateMsgModel := func(seq int64, i int) (bool, error) {
var (
res *mongo.UpdateResult
err error
)
docID := db.msgTable.GetDocID(conversationID, seq)
index := db.msgTable.GetMsgIndex(seq)
field := fields[i]
switch key {
case updateKeyMsg:
res, err = db.msgDocDatabase.UpdateMsg(ctx, docID, index, "msg", field)
case updateKeyRevoke:
res, err = db.msgDocDatabase.UpdateMsg(ctx, docID, index, "revoke", field)
}
if err != nil {
return false, err
}
return res.MatchedCount > 0, nil
}
tryUpdate := true
for i := 0; i < len(fields); i++ {
seq := firstSeq + int64(i) // Current sequence number
if tryUpdate {
matched, err := updateMsgModel(seq, i)
if err != nil {
return err
}
if matched {
continue // The current data has been updated, skip the current data
}
}
doc := model.MsgDocModel{
DocID: db.msgTable.GetDocID(conversationID, seq),
Msg: make([]*model.MsgInfoModel, num),
}
var insert int // Inserted data number
for j := i; j < len(fields); j++ {
seq = firstSeq + int64(j)
if db.msgTable.GetDocID(conversationID, seq) != doc.DocID {
break
}
insert++
switch key {
case updateKeyMsg:
doc.Msg[db.msgTable.GetMsgIndex(seq)] = &model.MsgInfoModel{
Msg: fields[j].(*model.MsgDataModel),
}
case updateKeyRevoke:
doc.Msg[db.msgTable.GetMsgIndex(seq)] = &model.MsgInfoModel{
Revoke: fields[j].(*model.RevokeModel),
}
}
}
for i, msgInfo := range doc.Msg {
if msgInfo == nil {
msgInfo = &model.MsgInfoModel{}
doc.Msg[i] = msgInfo
}
if msgInfo.DelList == nil {
doc.Msg[i].DelList = []string{}
}
}
if err := db.msgDocDatabase.Create(ctx, &doc); err != nil {
if mongo.IsDuplicateKeyError(err) {
i-- // already inserted
tryUpdate = true // next block use update mode
continue
}
return err
}
tryUpdate = false // The current block is inserted successfully, and the next block is inserted preferentially
i += insert - 1 // Skip the inserted data
}
return nil
}
func (db *commonMsgDatabase) BatchInsertChat2DB(ctx context.Context, conversationID string, msgList []*sdkws.MsgData, currentMaxSeq int64) error {
if len(msgList) == 0 {
return errs.ErrArgs.WrapMsg("msgList is empty")
}
msgs := make([]any, len(msgList))
for i, msg := range msgList {
if msg == nil {
continue
}
var offlinePushModel *model.OfflinePushModel
if msg.OfflinePushInfo != nil {
offlinePushModel = &model.OfflinePushModel{
Title: msg.OfflinePushInfo.Title,
Desc: msg.OfflinePushInfo.Desc,
Ex: msg.OfflinePushInfo.Ex,
IOSPushSound: msg.OfflinePushInfo.IOSPushSound,
IOSBadgeCount: msg.OfflinePushInfo.IOSBadgeCount,
}
}
msgs[i] = &model.MsgDataModel{
SendID: msg.SendID,
RecvID: msg.RecvID,
GroupID: msg.GroupID,
ClientMsgID: msg.ClientMsgID,
ServerMsgID: msg.ServerMsgID,
SenderPlatformID: msg.SenderPlatformID,
SenderNickname: msg.SenderNickname,
SenderFaceURL: msg.SenderFaceURL,
SessionType: msg.SessionType,
MsgFrom: msg.MsgFrom,
ContentType: msg.ContentType,
Content: string(msg.Content),
Seq: msg.Seq,
SendTime: msg.SendTime,
CreateTime: msg.CreateTime,
Status: msg.Status,
Options: msg.Options,
OfflinePush: offlinePushModel,
AtUserIDList: msg.AtUserIDList,
AttachedInfo: msg.AttachedInfo,
Ex: msg.Ex,
}
}
return db.BatchInsertBlock(ctx, conversationID, msgs, updateKeyMsg, msgList[0].Seq)
}
func (db *commonMsgDatabase) RevokeMsg(ctx context.Context, conversationID string, seq int64, revoke *model.RevokeModel) error {
return db.BatchInsertBlock(ctx, conversationID, []any{revoke}, updateKeyRevoke, seq)
}
func (db *commonMsgDatabase) MarkSingleChatMsgsAsRead(ctx context.Context, userID string, conversationID string, totalSeqs []int64) error {
for docID, seqs := range db.msgTable.GetDocIDSeqsMap(conversationID, totalSeqs) {
var indexes []int64
for _, seq := range seqs {
indexes = append(indexes, db.msgTable.GetMsgIndex(seq))
}
log.ZDebug(ctx, "MarkSingleChatMsgsAsRead", "userID", userID, "docID", docID, "indexes", indexes)
if err := db.msgDocDatabase.MarkSingleChatMsgsAsRead(ctx, userID, docID, indexes); err != nil {
log.ZError(ctx, "MarkSingleChatMsgsAsRead", err, "userID", userID, "docID", docID, "indexes", indexes)
return err
}
}
return nil
}
func (db *commonMsgDatabase) DeleteMessagesFromCache(ctx context.Context, conversationID string, seqs []int64) error {
return db.msg.DeleteMessagesFromCache(ctx, conversationID, seqs)
}
func (db *commonMsgDatabase) setHasReadSeqs(ctx context.Context, conversationID string, userSeqMap map[string]int64) error {
for userID, seq := range userSeqMap {
if err := db.seqUser.SetUserReadSeq(ctx, conversationID, userID, seq); err != nil {
return err
}
}
return nil
}
func (db *commonMsgDatabase) BatchInsertChat2Cache(ctx context.Context, conversationID string, msgs []*sdkws.MsgData) (seq int64, isNew bool, err error) {
lenList := len(msgs)
if int64(lenList) > db.msgTable.GetSingleGocMsgNum() {
return 0, false, errs.New("message count exceeds limit", "limit", db.msgTable.GetSingleGocMsgNum()).Wrap()
}
if lenList < 1 {
return 0, false, errs.New("no messages to insert", "minCount", 1).Wrap()
}
currentMaxSeq, err := db.seqConversation.Malloc(ctx, conversationID, int64(len(msgs)))
if err != nil {
log.ZError(ctx, "storage.seq.Malloc", err)
return 0, false, err
}
isNew = currentMaxSeq == 0
lastMaxSeq := currentMaxSeq
userSeqMap := make(map[string]int64)
for _, m := range msgs {
currentMaxSeq++
m.Seq = currentMaxSeq
userSeqMap[m.SendID] = m.Seq
}
failedNum, err := db.msg.SetMessagesToCache(ctx, conversationID, msgs)
if err != nil {
prommetrics.MsgInsertRedisFailedCounter.Add(float64(failedNum))
log.ZError(ctx, "setMessageToCache error", err, "len", len(msgs), "conversationID", conversationID)
} else {
prommetrics.MsgInsertRedisSuccessCounter.Inc()
}
err = db.setHasReadSeqs(ctx, conversationID, userSeqMap)
if err != nil {
log.ZError(ctx, "SetHasReadSeqs error", err, "userSeqMap", userSeqMap, "conversationID", conversationID)
prommetrics.SeqSetFailedCounter.Inc()
}
return lastMaxSeq, isNew, errs.Wrap(err)
}
func (db *commonMsgDatabase) getMsgBySeqs(ctx context.Context, userID, conversationID string, seqs []int64) (totalMsgs []*sdkws.MsgData, err error) {
for docID, seqs := range db.msgTable.GetDocIDSeqsMap(conversationID, seqs) {
// log.ZDebug(ctx, "getMsgBySeqs", "docID", docID, "seqs", seqs)
msgs, err := db.findMsgInfoBySeq(ctx, userID, docID, conversationID, seqs)
if err != nil {
return nil, err
}
for _, msg := range msgs {
totalMsgs = append(totalMsgs, convert.MsgDB2Pb(msg.Msg))
}
}
return totalMsgs, nil
}
func (db *commonMsgDatabase) handlerDBMsg(ctx context.Context, cache map[int64][]*model.MsgInfoModel, userID, conversationID string, msg *model.MsgInfoModel) {
if msg.IsRead {
msg.Msg.IsRead = true
}
if msg.Msg.ContentType != constant.Quote {
return
}
if msg.Msg.Content == "" {
return
}
var quoteMsg struct {
Text string `json:"text,omitempty"`
QuoteMessage *sdkws.MsgData `json:"quoteMessage,omitempty"`
MessageEntityList json.RawMessage `json:"messageEntityList,omitempty"`
}
if err := json.Unmarshal([]byte(msg.Msg.Content), "eMsg); err != nil {
log.ZError(ctx, "json.Unmarshal", err)
return
}
if quoteMsg.QuoteMessage == nil || quoteMsg.QuoteMessage.ContentType == constant.MsgRevokeNotification {
return
}
var msgs []*model.MsgInfoModel
if v, ok := cache[quoteMsg.QuoteMessage.Seq]; ok {
msgs = v
} else {
if quoteMsg.QuoteMessage.Seq > 0 {
ms, err := db.msgDocDatabase.GetMsgBySeqIndexIn1Doc(ctx, userID, db.msgTable.GetDocID(conversationID, quoteMsg.QuoteMessage.Seq), []int64{quoteMsg.QuoteMessage.Seq})
if err != nil {
log.ZError(ctx, "GetMsgBySeqIndexIn1Doc", err, "conversationID", conversationID, "seq", quoteMsg.QuoteMessage.Seq)
return
}
msgs = ms
cache[quoteMsg.QuoteMessage.Seq] = ms
}
}
if len(msgs) != 0 && msgs[0].Msg.ContentType != constant.MsgRevokeNotification {
return
}
quoteMsg.QuoteMessage.ContentType = constant.MsgRevokeNotification
if len(msgs) > 0 {
quoteMsg.QuoteMessage.Content = []byte(msgs[0].Msg.Content)
} else {
quoteMsg.QuoteMessage.Content = []byte("{}")
}
data, err := json.Marshal("eMsg)
if err != nil {
log.ZError(ctx, "json.Marshal", err)
return
}
msg.Msg.Content = string(data)
if _, err := db.msgDocDatabase.UpdateMsg(ctx, db.msgTable.GetDocID(conversationID, msg.Msg.Seq), db.msgTable.GetMsgIndex(msg.Msg.Seq), "msg", msg.Msg); err != nil {
log.ZError(ctx, "UpdateMsgContent", err)
}
}
func (db *commonMsgDatabase) findMsgInfoBySeq(ctx context.Context, userID, docID string, conversationID string, seqs []int64) (totalMsgs []*model.MsgInfoModel, err error) {
msgs, err := db.msgDocDatabase.GetMsgBySeqIndexIn1Doc(ctx, userID, docID, seqs)
if err != nil {
return nil, err
}
tempCache := make(map[int64][]*model.MsgInfoModel)
for _, msg := range msgs {
db.handlerDBMsg(ctx, tempCache, userID, conversationID, msg)
}
return msgs, err
}
func (db *commonMsgDatabase) getMsgBySeqsRange(ctx context.Context, userID string, conversationID string, allSeqs []int64, begin, end int64) (seqMsgs []*sdkws.MsgData, err error) {
log.ZDebug(ctx, "getMsgBySeqsRange", "conversationID", conversationID, "allSeqs", allSeqs, "begin", begin, "end", end)
for docID, seqs := range db.msgTable.GetDocIDSeqsMap(conversationID, allSeqs) {
log.ZDebug(ctx, "getMsgBySeqsRange", "docID", docID, "seqs", seqs)
msgs, err := db.findMsgInfoBySeq(ctx, userID, docID, conversationID, seqs)
if err != nil {
return nil, err
}
for _, msg := range msgs {
if msg.IsRead {
msg.Msg.IsRead = true
}
seqMsgs = append(seqMsgs, convert.MsgDB2Pb(msg.Msg))
}
}
return seqMsgs, nil
}
// GetMsgBySeqsRange In the context of group chat, we have the following parameters:
//
// "maxSeq" of a conversation: It represents the maximum value of messages in the group conversation.
// "minSeq" of a conversation (default: 1): It represents the minimum value of messages in the group conversation.
//
// For a user's perspective regarding the group conversation, we have the following parameters:
//
// "userMaxSeq": It represents the user's upper limit for message retrieval in the group. If not set (default: 0),
// it means the upper limit is the same as the conversation's "maxSeq".
// "userMinSeq": It represents the user's starting point for message retrieval in the group. If not set (default: 0),
// it means the starting point is the same as the conversation's "minSeq".
//
// The scenarios for these parameters are as follows:
//
// For users who have been kicked out of the group, "userMaxSeq" can be set as the maximum value they had before
// being kicked out. This limits their ability to retrieve messages up to a certain point.
// For new users joining the group, if they don't need to receive old messages,
// "userMinSeq" can be set as the same value as the conversation's "maxSeq" at the moment they join the group.
// This ensures that their message retrieval starts from the point they joined.
func (db *commonMsgDatabase) GetMsgBySeqsRange(ctx context.Context, userID string, conversationID string, begin, end, num, userMaxSeq int64) (int64, int64, []*sdkws.MsgData, error) {
userMinSeq, err := db.seqUser.GetUserMinSeq(ctx, conversationID, userID)
if err != nil && errs.Unwrap(err) != redis.Nil {
return 0, 0, nil, err
}
minSeq, err := db.seqConversation.GetMinSeq(ctx, conversationID)
if err != nil {
return 0, 0, nil, err
}
if userMinSeq > minSeq {
minSeq = userMinSeq
}
// "minSeq" represents the startSeq value that the user can retrieve.
if minSeq > end {
log.ZWarn(ctx, "minSeq > end", errs.New("minSeq>end"), "minSeq", minSeq, "end", end)
return 0, 0, nil, nil
}
maxSeq, err := db.seqConversation.GetMaxSeq(ctx, conversationID)
if err != nil {
return 0, 0, nil, err
}
log.ZDebug(ctx, "GetMsgBySeqsRange", "userMinSeq", userMinSeq, "conMinSeq", minSeq, "conMaxSeq", maxSeq, "userMaxSeq", userMaxSeq)
if userMaxSeq != 0 {
if userMaxSeq < maxSeq {
maxSeq = userMaxSeq
}
}
// "maxSeq" represents the endSeq value that the user can retrieve.
if begin < minSeq {
begin = minSeq
}
if end > maxSeq {
end = maxSeq
}
// "begin" and "end" represent the actual startSeq and endSeq values that the user can retrieve.
if end < begin {
return 0, 0, nil, errs.ErrArgs.WrapMsg("seq end < begin")
}
var seqs []int64
if end-begin+1 <= num {
for i := begin; i <= end; i++ {
seqs = append(seqs, i)
}
} else {
for i := end - num + 1; i <= end; i++ {
seqs = append(seqs, i)
}
}
if len(seqs) == 0 {
return 0, 0, nil, nil
}
newBegin := seqs[0]
newEnd := seqs[len(seqs)-1]
var successMsgs []*sdkws.MsgData
log.ZDebug(ctx, "GetMsgBySeqsRange", "first seqs", seqs, "newBegin", newBegin, "newEnd", newEnd)
cachedMsgs, failedSeqs, err := db.msg.GetMessagesBySeq(ctx, conversationID, seqs)
if err != nil && !errors.Is(err, redis.Nil) {
log.ZError(ctx, "get message from redis exception", err, "conversationID", conversationID, "seqs", seqs)
}
successMsgs = append(successMsgs, cachedMsgs...)
log.ZDebug(ctx, "get msgs from cache", "cachedMsgs", cachedMsgs)
// get from cache or db
if len(failedSeqs) > 0 {
log.ZDebug(ctx, "msgs not exist in redis", "seqs", failedSeqs)
mongoMsgs, err := db.getMsgBySeqsRange(ctx, userID, conversationID, failedSeqs, begin, end)
if err != nil {
return 0, 0, nil, err
}
successMsgs = append(mongoMsgs, successMsgs...)
}
return minSeq, maxSeq, successMsgs, nil
}
func (db *commonMsgDatabase) GetMsgBySeqs(ctx context.Context, userID string, conversationID string, seqs []int64) (int64, int64, []*sdkws.MsgData, error) {
userMinSeq, err := db.seqUser.GetUserMinSeq(ctx, conversationID, userID)
if err != nil && errs.Unwrap(err) != redis.Nil {
return 0, 0, nil, err
}
minSeq, err := db.seqConversation.GetMinSeq(ctx, conversationID)
if err != nil {
return 0, 0, nil, err
}
maxSeq, err := db.seqConversation.GetMaxSeq(ctx, conversationID)
if err != nil {
return 0, 0, nil, err
}
if userMinSeq < minSeq {
minSeq = userMinSeq
}
var newSeqs []int64
for _, seq := range seqs {
if seq >= minSeq && seq <= maxSeq {
newSeqs = append(newSeqs, seq)
}
}
successMsgs, failedSeqs, err := db.msg.GetMessagesBySeq(ctx, conversationID, newSeqs)
if err != nil {
if err != redis.Nil {
log.ZError(ctx, "get message from redis exception", err, "failedSeqs", failedSeqs, "conversationID", conversationID)
}
}
log.ZDebug(ctx, "db.seq.GetMessagesBySeq", "userID", userID, "conversationID", conversationID, "seqs",
seqs, "len(successMsgs)", len(successMsgs), "failedSeqs", failedSeqs)
if len(failedSeqs) > 0 {
mongoMsgs, err := db.getMsgBySeqs(ctx, userID, conversationID, failedSeqs)
if err != nil {
return 0, 0, nil, err
}
successMsgs = append(successMsgs, mongoMsgs...)
}
return minSeq, maxSeq, successMsgs, nil
}
func (db *commonMsgDatabase) DeleteConversationMsgsAndSetMinSeq(ctx context.Context, conversationID string, remainTime int64) error {
var delStruct delMsgRecursionStruct
var skip int64
minSeq, err := db.deleteMsgRecursion(ctx, conversationID, skip, &delStruct, remainTime)
if err != nil {
return err
}
log.ZDebug(ctx, "DeleteConversationMsgsAndSetMinSeq", "conversationID", conversationID, "minSeq", minSeq)
if minSeq == 0 {
return nil
}
return db.seqConversation.SetMinSeq(ctx, conversationID, minSeq)
}
func (db *commonMsgDatabase) UserMsgsDestruct(ctx context.Context, userID string, conversationID string, destructTime int64, lastMsgDestructTime time.Time) (seqs []int64, err error) {
var index int64
for {
// from oldest 2 newest
msgDocModel, err := db.msgDocDatabase.GetMsgDocModelByIndex(ctx, conversationID, index, 1)
if err != nil || msgDocModel.DocID == "" {
if err != nil {
if err == model.ErrMsgListNotExist {
log.ZDebug(ctx, "not doc find", "conversationID", conversationID, "userID", userID, "index", index)
} else {
log.ZError(ctx, "deleteMsgRecursion GetUserMsgListByIndex failed", err, "conversationID", conversationID, "index", index)
}
}
// If an error is reported, or the error cannot be obtained, it is physically deleted and seq delMongoMsgsPhysical(delStruct.delDocIDList) is returned to end the recursion
break
}
index++
// && msgDocModel.Msg[0].Msg.SendTime > lastMsgDestructTime.UnixMilli()
if len(msgDocModel.Msg) > 0 {
i := 0
var over bool
for _, msg := range msgDocModel.Msg {
i++
if msg != nil && msg.Msg != nil && msg.Msg.SendTime+destructTime*1000 <= time.Now().UnixMilli() {
if msg.Msg.SendTime+destructTime*1000 > lastMsgDestructTime.UnixMilli() && !datautil.Contain(userID, msg.DelList...) {
seqs = append(seqs, msg.Msg.Seq)
}
} else {
log.ZDebug(ctx, "all msg need destruct is found", "conversationID", conversationID, "userID", userID, "index", index, "stop index", i)
over = true
break
}
}
if over {
break
}
}
}
log.ZDebug(ctx, "UserMsgsDestruct", "conversationID", conversationID, "userID", userID, "seqs", seqs)
if len(seqs) > 0 {
userMinSeq := seqs[len(seqs)-1] + 1
currentUserMinSeq, err := db.seqUser.GetUserMinSeq(ctx, conversationID, userID)
if err != nil {
return nil, err
}
if currentUserMinSeq < userMinSeq {
if err := db.seqUser.SetUserMinSeq(ctx, conversationID, userID, userMinSeq); err != nil {
return nil, err
}
}
}
return seqs, nil
}
// this is struct for recursion.
type delMsgRecursionStruct struct {
minSeq int64
delDocIDs []string
}
func (d *delMsgRecursionStruct) getSetMinSeq() int64 {
return d.minSeq
}
// index 0....19(del) 20...69
// seq 70
// set minSeq 21
// recursion deletes the list and returns the set minimum seq.
func (db *commonMsgDatabase) deleteMsgRecursion(ctx context.Context, conversationID string, index int64, delStruct *delMsgRecursionStruct, remainTime int64) (int64, error) {
// find from oldest list
msgDocModel, err := db.msgDocDatabase.GetMsgDocModelByIndex(ctx, conversationID, index, 1)
if err != nil || msgDocModel.DocID == "" {
if err != nil {
if err == model.ErrMsgListNotExist {
log.ZDebug(ctx, "deleteMsgRecursion ErrMsgListNotExist", "conversationID", conversationID, "index:", index)
} else {
log.ZError(ctx, "deleteMsgRecursion GetUserMsgListByIndex failed", err, "conversationID", conversationID, "index", index)
}
}
// If an error is reported, or the error cannot be obtained, it is physically deleted and seq delMongoMsgsPhysical(delStruct.delDocIDList) is returned to end the recursion
err = db.msgDocDatabase.DeleteDocs(ctx, delStruct.delDocIDs)
if err != nil {
return 0, err
}
return delStruct.getSetMinSeq() + 1, nil
}
log.ZDebug(ctx, "doc info", "conversationID", conversationID, "index", index, "docID", msgDocModel.DocID, "len", len(msgDocModel.Msg))
if int64(len(msgDocModel.Msg)) > db.msgTable.GetSingleGocMsgNum() {
log.ZWarn(ctx, "msgs too large", nil, "length", len(msgDocModel.Msg), "docID:", msgDocModel.DocID)
}
if msgDocModel.IsFull() && msgDocModel.Msg[len(msgDocModel.Msg)-1].Msg.SendTime+(remainTime*1000) < timeutil.GetCurrentTimestampByMill() {
log.ZDebug(ctx, "doc is full and all msg is expired", "docID", msgDocModel.DocID)
delStruct.delDocIDs = append(delStruct.delDocIDs, msgDocModel.DocID)
delStruct.minSeq = msgDocModel.Msg[len(msgDocModel.Msg)-1].Msg.Seq
} else {
var delMsgIndexs []int
for i, MsgInfoModel := range msgDocModel.Msg {
if MsgInfoModel != nil && MsgInfoModel.Msg != nil {
if timeutil.GetCurrentTimestampByMill() > MsgInfoModel.Msg.SendTime+(remainTime*1000) {
delMsgIndexs = append(delMsgIndexs, i)
}
}
}
if len(delMsgIndexs) > 0 {
if err = db.msgDocDatabase.DeleteMsgsInOneDocByIndex(ctx, msgDocModel.DocID, delMsgIndexs); err != nil {
log.ZError(ctx, "deleteMsgRecursion DeleteMsgsInOneDocByIndex failed", err, "conversationID", conversationID, "index", index)
}
delStruct.minSeq = int64(msgDocModel.Msg[delMsgIndexs[len(delMsgIndexs)-1]].Msg.Seq)
}
}
seq, err := db.deleteMsgRecursion(ctx, conversationID, index+1, delStruct, remainTime)
return seq, err
}
func (db *commonMsgDatabase) DeleteMsgsPhysicalBySeqs(ctx context.Context, conversationID string, allSeqs []int64) error {
if err := db.msg.DeleteMessagesFromCache(ctx, conversationID, allSeqs); err != nil {
return err
}
for docID, seqs := range db.msgTable.GetDocIDSeqsMap(conversationID, allSeqs) {
var indexes []int
for _, seq := range seqs {
indexes = append(indexes, int(db.msgTable.GetMsgIndex(seq)))
}
if err := db.msgDocDatabase.DeleteMsgsInOneDocByIndex(ctx, docID, indexes); err != nil {
return err
}
}
return nil
}
func (db *commonMsgDatabase) DeleteUserMsgsBySeqs(ctx context.Context, userID string, conversationID string, seqs []int64) error {
if err := db.msg.DeleteMessagesFromCache(ctx, conversationID, seqs); err != nil {
return err
}
for docID, seqs := range db.msgTable.GetDocIDSeqsMap(conversationID, seqs) {
for _, seq := range seqs {
if _, err := db.msgDocDatabase.PushUnique(ctx, docID, db.msgTable.GetMsgIndex(seq), "del_list", []string{userID}); err != nil {
return err
}
}
}
return nil
}
func (db *commonMsgDatabase) GetMaxSeqs(ctx context.Context, conversationIDs []string) (map[string]int64, error) {
return db.seqConversation.GetMaxSeqs(ctx, conversationIDs)
}
func (db *commonMsgDatabase) GetMaxSeq(ctx context.Context, conversationID string) (int64, error) {
return db.seqConversation.GetMaxSeq(ctx, conversationID)
}
func (db *commonMsgDatabase) SetMinSeq(ctx context.Context, conversationID string, minSeq int64) error {
return db.seqConversation.SetMinSeq(ctx, conversationID, minSeq)
}
func (db *commonMsgDatabase) SetMinSeqs(ctx context.Context, seqs map[string]int64) error {
return db.seqConversation.SetMinSeqs(ctx, seqs)
}
func (db *commonMsgDatabase) SetUserConversationsMinSeqs(ctx context.Context, userID string, seqs map[string]int64) error {
return db.seqUser.SetUserMinSeqs(ctx, userID, seqs)
}
func (db *commonMsgDatabase) UserSetHasReadSeqs(ctx context.Context, userID string, hasReadSeqs map[string]int64) error {
return db.seqUser.SetUserReadSeqs(ctx, userID, hasReadSeqs)
}
func (db *commonMsgDatabase) SetHasReadSeq(ctx context.Context, userID string, conversationID string, hasReadSeq int64) error {
return db.seqUser.SetUserReadSeq(ctx, conversationID, userID, hasReadSeq)
}
func (db *commonMsgDatabase) GetHasReadSeqs(ctx context.Context, userID string, conversationIDs []string) (map[string]int64, error) {
return db.seqUser.GetUserReadSeqs(ctx, userID, conversationIDs)
}
func (db *commonMsgDatabase) GetHasReadSeq(ctx context.Context, userID string, conversationID string) (int64, error) {
return db.seqUser.GetUserReadSeq(ctx, conversationID, userID)
}
func (db *commonMsgDatabase) SetSendMsgStatus(ctx context.Context, id string, status int32) error {
return db.msg.SetSendMsgStatus(ctx, id, status)
}
func (db *commonMsgDatabase) GetSendMsgStatus(ctx context.Context, id string) (int32, error) {
return db.msg.GetSendMsgStatus(ctx, id)
}
func (db *commonMsgDatabase) GetConversationMinMaxSeqInMongoAndCache(ctx context.Context, conversationID string) (minSeqMongo, maxSeqMongo, minSeqCache, maxSeqCache int64, err error) {
minSeqMongo, maxSeqMongo, err = db.GetMinMaxSeqMongo(ctx, conversationID)
if err != nil {
return
}
minSeqCache, err = db.seqConversation.GetMinSeq(ctx, conversationID)
if err != nil {
return
}
maxSeqCache, err = db.seqConversation.GetMaxSeq(ctx, conversationID)
if err != nil {
return
}
return
}
func (db *commonMsgDatabase) GetMongoMaxAndMinSeq(ctx context.Context, conversationID string) (minSeqMongo, maxSeqMongo int64, err error) {
return db.GetMinMaxSeqMongo(ctx, conversationID)
}
func (db *commonMsgDatabase) GetMinMaxSeqMongo(ctx context.Context, conversationID string) (minSeqMongo, maxSeqMongo int64, err error) {
oldestMsgMongo, err := db.msgDocDatabase.GetOldestMsg(ctx, conversationID)
if err != nil {
return
}
minSeqMongo = oldestMsgMongo.Msg.Seq
newestMsgMongo, err := db.msgDocDatabase.GetNewestMsg(ctx, conversationID)
if err != nil {
return
}
maxSeqMongo = newestMsgMongo.Msg.Seq
return
}
func (db *commonMsgDatabase) RangeUserSendCount(
ctx context.Context,
start time.Time,
end time.Time,
group bool,
ase bool,
pageNumber int32,
showNumber int32,
) (msgCount int64, userCount int64, users []*model.UserCount, dateCount map[string]int64, err error) {
return db.msgDocDatabase.RangeUserSendCount(ctx, start, end, group, ase, pageNumber, showNumber)
}
func (db *commonMsgDatabase) RangeGroupSendCount(
ctx context.Context,
start time.Time,
end time.Time,
ase bool,
pageNumber int32,
showNumber int32,
) (msgCount int64, userCount int64, groups []*model.GroupCount, dateCount map[string]int64, err error) {
return db.msgDocDatabase.RangeGroupSendCount(ctx, start, end, ase, pageNumber, showNumber)
}
func (db *commonMsgDatabase) SearchMessage(ctx context.Context, req *pbmsg.SearchMessageReq) (total int64, msgData []*sdkws.MsgData, err error) {
var totalMsgs []*sdkws.MsgData
total, msgs, err := db.msgDocDatabase.SearchMessage(ctx, req)
if err != nil {
return 0, nil, err
}
for _, msg := range msgs {
if msg.IsRead {
msg.Msg.IsRead = true
}
totalMsgs = append(totalMsgs, convert.MsgDB2Pb(msg.Msg))
}
return total, totalMsgs, nil
}
func (db *commonMsgDatabase) FindOneByDocIDs(ctx context.Context, conversationIDs []string, seqs map[string]int64) (map[string]*sdkws.MsgData, error) {
totalMsgs := make(map[string]*sdkws.MsgData)
for _, conversationID := range conversationIDs {
seq := seqs[conversationID]
docID := db.msgTable.GetDocID(conversationID, seq)
msgs, err := db.msgDocDatabase.FindOneByDocID(ctx, docID)
if err != nil {
return nil, err
}
index := db.msgTable.GetMsgIndex(seq)
totalMsgs[conversationID] = convert.MsgDB2Pb(msgs.Msg[index].Msg)
}
return totalMsgs, nil
}
func (db *commonMsgDatabase) ConvertMsgsDocLen(ctx context.Context, conversationIDs []string) {
db.msgDocDatabase.ConvertMsgsDocLen(ctx, conversationIDs)
}
func (db *commonMsgDatabase) GetBeforeMsg(ctx context.Context, ts int64, limit int) ([]*model.MsgDocModel, error) {
return db.msgDocDatabase.GetBeforeMsg(ctx, ts, limit)
}
func (db *commonMsgDatabase) DeleteDocMsgBefore(ctx context.Context, ts int64, doc *model.MsgDocModel) ([]int, error) {
var notNull int
index := make([]int, 0, len(doc.Msg))
for i, message := range doc.Msg {
if message.Msg != nil {
notNull++
if message.Msg.SendTime < ts {
index = append(index, i)
}
}
}
if len(index) == 0 {
return index, nil
}
maxSeq := doc.Msg[index[len(index)-1]].Msg.Seq
conversationID := doc.DocID[:strings.LastIndex(doc.DocID, ":")]
if err := db.setMinSeq(ctx, conversationID, maxSeq+1); err != nil {
return index, err
}
if len(index) == notNull {
return index, db.msgDocDatabase.DeleteDoc(ctx, doc.DocID)
} else {
return index, db.msgDocDatabase.DeleteMsgByIndex(ctx, doc.DocID, index)
}
}
func (db *commonMsgDatabase) setMinSeq(ctx context.Context, conversationID string, seq int64) error {
dbSeq, err := db.seqConversation.GetMinSeq(ctx, conversationID)
if err != nil {
if errors.Is(errs.Unwrap(err), redis.Nil) {
return nil
}
return err
}
if dbSeq >= seq {
return nil
}
return db.seqConversation.SetMinSeq(ctx, conversationID, seq)
}