feat: optimize code and support running in single process mode (#3142)

* pb

* fix: Modifying other fields while setting IsPrivateChat does not take effect

* fix: quote message error revoke

* refactoring scheduled tasks

* refactoring scheduled tasks

* refactoring scheduled tasks

* refactoring scheduled tasks

* refactoring scheduled tasks

* refactoring scheduled tasks

* upgrading pkg tools

* fix

* fix

* optimize log output

* feat: support GetLastMessage

* feat: support GetLastMessage

* feat: s3 switch

* feat: s3 switch

* fix: GetUsersOnline

* feat: SendBusinessNotification supported configuration parameters

* feat: SendBusinessNotification supported configuration parameters

* feat: SendBusinessNotification supported configuration parameters

* feat: seq conversion failed without exiting

* monolithic

* fix: DeleteDoc crash

* fix: DeleteDoc crash

* fix: monolithic

* fix: monolithic

* fix: fill send time

* fix: fill send time

* fix: crash caused by withdrawing messages from users who have left the group

* fix: mq

* fix: mq

* fix: user msg timestamp

* fix: mq

* 1

* 1

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* seq read config

* seq read config

* 1

* 1

* fix: the source message of the reference is withdrawn, and the referenced message is deleted

* 1

* 1

* 1

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* 1

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* 1

pkg/tools/batcher/batcher.go

@@ -3,11 +3,12 @@ package batcher
 import (
 	"context"
 	"fmt"
-	"github.com/openimsdk/tools/errs"
-	"github.com/openimsdk/tools/utils/idutil"
 	"strings"
 	"sync"
 	"time"
+
+	"github.com/openimsdk/tools/errs"
+	"github.com/openimsdk/tools/utils/idutil"
 )
 
 var (
@@ -245,7 +246,9 @@ func (b *Batcher[T]) distributeMessage(messages map[string][]*T, totalCount int,
 	if b.config.syncWait {
 		b.counter.Wait()
 	}
-	b.OnComplete(lastMessage, totalCount)
+	if b.OnComplete != nil {
+		b.OnComplete(lastMessage, totalCount)
+	}
 }
 
 func (b *Batcher[T]) run(channelID int, ch <-chan *Msg[T]) {