复制项目

pkg/msgprocessor/conversation.go

@@ -0,0 +1,149 @@
+// 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 msgprocessor
+
+import (
+	"sort"
+	"strings"
+
+	"git.imall.cloud/openim/protocol/constant"
+	"git.imall.cloud/openim/protocol/sdkws"
+	"github.com/openimsdk/tools/errs"
+	"google.golang.org/protobuf/proto"
+)
+
+func IsGroupConversationID(conversationID string) bool {
+	return strings.HasPrefix(conversationID, "g_") || strings.HasPrefix(conversationID, "sg_")
+}
+
+func GetNotificationConversationIDByMsg(msg *sdkws.MsgData) string {
+	switch msg.SessionType {
+	case constant.SingleChatType:
+		l := []string{msg.SendID, msg.RecvID}
+		sort.Strings(l)
+		return "n_" + strings.Join(l, "_")
+	case constant.WriteGroupChatType:
+		return "n_" + msg.GroupID
+	case constant.ReadGroupChatType:
+		return "n_" + msg.GroupID
+	case constant.NotificationChatType:
+		l := []string{msg.SendID, msg.RecvID}
+		sort.Strings(l)
+		return "n_" + strings.Join(l, "_")
+	}
+	return ""
+}
+
+func GetChatConversationIDByMsg(msg *sdkws.MsgData) string {
+	switch msg.SessionType {
+	case constant.SingleChatType:
+		l := []string{msg.SendID, msg.RecvID}
+		sort.Strings(l)
+		return "si_" + strings.Join(l, "_")
+	case constant.WriteGroupChatType:
+		return "g_" + msg.GroupID
+	case constant.ReadGroupChatType:
+		return "sg_" + msg.GroupID
+	case constant.NotificationChatType:
+		l := []string{msg.SendID, msg.RecvID}
+		sort.Strings(l)
+		return "sn_" + strings.Join(l, "_")
+	}
+
+	return ""
+}
+
+func GetConversationIDByMsg(msg *sdkws.MsgData) string {
+	options := Options(msg.Options)
+	switch msg.SessionType {
+	case constant.SingleChatType:
+		l := []string{msg.SendID, msg.RecvID}
+		sort.Strings(l)
+		if !options.IsNotNotification() {
+			return "n_" + strings.Join(l, "_")
+		}
+		return "si_" + strings.Join(l, "_") // single chat
+	case constant.WriteGroupChatType:
+		if !options.IsNotNotification() {
+			return "n_" + msg.GroupID // group chat
+		}
+		return "g_" + msg.GroupID // group chat
+	case constant.ReadGroupChatType:
+		if !options.IsNotNotification() {
+			return "n_" + msg.GroupID // super group chat
+		}
+		return "sg_" + msg.GroupID // super group chat
+	case constant.NotificationChatType:
+		l := []string{msg.SendID, msg.RecvID}
+		sort.Strings(l)
+		if !options.IsNotNotification() {
+			return "n_" + strings.Join(l, "_")
+		}
+		return "sn_" + strings.Join(l, "_")
+	}
+	return ""
+}
+
+func GetConversationIDBySessionType(sessionType int, ids ...string) string {
+	sort.Strings(ids)
+	if len(ids) > 2 || len(ids) < 1 {
+		return ""
+	}
+	switch sessionType {
+	case constant.SingleChatType:
+		return "si_" + strings.Join(ids, "_") // single chat
+	case constant.WriteGroupChatType:
+		return "g_" + ids[0] // group chat
+	case constant.ReadGroupChatType:
+		return "sg_" + ids[0] // super group chat
+	case constant.NotificationChatType:
+		return "sn_" + strings.Join(ids, "_") // server notification chat
+	}
+	return ""
+}
+
+func IsNotification(conversationID string) bool {
+	return strings.HasPrefix(conversationID, "n_")
+}
+
+func IsNotificationByMsg(msg *sdkws.MsgData) bool {
+	return !Options(msg.Options).IsNotNotification()
+}
+
+type MsgBySeq []*sdkws.MsgData
+
+func (s MsgBySeq) Len() int {
+	return len(s)
+}
+
+func (s MsgBySeq) Less(i, j int) bool {
+	return s[i].Seq < s[j].Seq
+}
+
+func (s MsgBySeq) Swap(i, j int) {
+	s[i], s[j] = s[j], s[i]
+}
+
+func Pb2String(pb proto.Message) (string, error) {
+	s, err := proto.Marshal(pb)
+	if err != nil {
+		return "", errs.Wrap(err)
+	}
+	return string(s), nil
+}
+
+func String2Pb(s string, pb proto.Message) error {
+	return proto.Unmarshal([]byte(s), pb)
+}