update waitgroup to errgroup.

internal/rpc/msg/clear.go

@@ -3,12 +3,10 @@ package msg
 import (
 	"context"
 	"strings"
-	"sync"
 	"time"
 
 	"github.com/openimsdk/open-im-server/v3/pkg/authverify"
 	"github.com/openimsdk/open-im-server/v3/pkg/common/convert"
-	"github.com/openimsdk/open-im-server/v3/pkg/common/storage/model"
 	"github.com/openimsdk/protocol/conversation"
 	pbconversation "github.com/openimsdk/protocol/conversation"
 	"github.com/openimsdk/protocol/msg"
@@ -18,6 +16,7 @@ import (
 	"github.com/openimsdk/tools/mcontext"
 	"github.com/openimsdk/tools/utils/idutil"
 	"github.com/openimsdk/tools/utils/stringutil"
+	"golang.org/x/sync/errgroup"
 )
 
 // hard delete in Database.
@@ -94,16 +93,15 @@ func (m *msgServer) DestructMsgs(ctx context.Context, req *msg.DestructMsgsReq)
 	temp := convert.ConversationsPb2DB(req.Conversations)
 
 	batchNum := 100
-	var wg sync.WaitGroup
-	wg.Add((len(temp) + batchNum - 1) / batchNum)
+
+	errg, _ := errgroup.WithContext(ctx)
+	errg.SetLimit(100)
 
 	for i := 0; i < len(temp); i += batchNum {
 		batch := temp[i:min(i+batchNum, len(temp))]
 
-		go func(batch []*model.Conversation) {
-			defer wg.Done()
-
-			for _, conversation := range temp {
+		errg.Go(func() error {
+			for _, conversation := range batch {
 				handleCtx := mcontext.NewCtx(stringutil.GetSelfFuncName() + "-" + idutil.OperationIDGenerator() + "-" + conversation.ConversationID + "-" + conversation.OwnerUserID)
 				log.ZDebug(handleCtx, "User MsgsDestruct",
 					"conversationID", conversation.ConversationID,
@@ -131,10 +129,8 @@ func (m *msgServer) DestructMsgs(ctx context.Context, req *msg.DestructMsgsReq)
 					// m.msgNotificationSender.UserDeleteMsgsNotification(handleCtx, conversation.OwnerUserID, conversation.ConversationID, seqs)
 				}
 			}
-		}(batch)
-
+			return nil
+		})
 	}
-	wg.Wait()
-
 	return nil, nil
 }