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104 lines
3.2 KiB
104 lines
3.2 KiB
package gate
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import (
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"Open_IM/pkg/common/config"
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"Open_IM/pkg/common/db"
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"Open_IM/pkg/common/log"
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"Open_IM/pkg/grpc-etcdv3/getcdv3"
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pbChat "Open_IM/pkg/proto/chat"
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sdk_ws "Open_IM/pkg/proto/sdk_ws"
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"Open_IM/pkg/utils"
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"context"
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"strings"
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)
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var MaxPullMsgNum = 100
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func (r *RPCServer) GenPullSeqList(currentSeq uint32, operationID string, userID string) ([]uint32, error) {
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maxSeq, err := db.DB.GetUserMaxSeq(userID)
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if err != nil {
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log.Error(operationID, "GetUserMaxSeq failed ", userID, err.Error())
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return nil, utils.Wrap(err, "")
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}
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var seqList []uint32
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num := 0
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for i := currentSeq + 1; i < uint32(maxSeq); i++ {
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seqList = append(seqList, i)
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num++
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if num == MaxPullMsgNum {
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break
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}
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}
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log.Info(operationID, "GenPullSeqList ", seqList, "current seq", currentSeq)
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return seqList, nil
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}
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func (r *RPCServer) GetSingleUserMsgForPushPlatforms(operationID string, msgData *sdk_ws.MsgData, pushToUserID string, platformIDList []int) map[int][]*sdk_ws.MsgData {
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user2PushMsg := make(map[int][]*sdk_ws.MsgData, 0)
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for _, v := range platformIDList {
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user2PushMsg[v] = r.GetSingleUserMsgForPush(operationID, msgData, pushToUserID, v)
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}
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return user2PushMsg
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}
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func (r *RPCServer) GetSingleUserMsgForPush(operationID string, msgData *sdk_ws.MsgData, pushToUserID string, platformID int) []*sdk_ws.MsgData {
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userConn := ws.getUserConn(pushToUserID, platformID)
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if userConn == nil {
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return []*sdk_ws.MsgData{msgData}
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}
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if msgData.Seq <= userConn.PushedMaxSeq {
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return nil
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}
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msgList := r.GetSingleUserMsg(operationID, msgData.Seq, pushToUserID)
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if msgList == nil {
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userConn.PushedMaxSeq = msgData.Seq
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return []*sdk_ws.MsgData{msgData}
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}
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msgList = append(msgList, msgData)
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for _, v := range msgList {
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if v.Seq > userConn.PushedMaxSeq {
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userConn.PushedMaxSeq = v.Seq
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}
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}
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return msgList
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}
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func (r *RPCServer) GetSingleUserMsg(operationID string, currentMsgSeq uint32, userID string) []*sdk_ws.MsgData {
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seqList, err := r.GenPullSeqList(currentMsgSeq, operationID, userID)
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if err != nil {
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log.Error(operationID, "GenPullSeqList failed ", err.Error(), currentMsgSeq, userID)
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return nil
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}
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if len(seqList) == 0 {
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log.Error(operationID, "GenPullSeqList len == 0 ", currentMsgSeq, userID)
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return nil
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}
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rpcReq := sdk_ws.PullMessageBySeqListReq{}
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rpcReq.SeqList = seqList
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rpcReq.UserID = userID
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rpcReq.OperationID = operationID
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grpcConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImOfflineMessageName)
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msgClient := pbChat.NewChatClient(grpcConn)
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reply, err := msgClient.PullMessageBySeqList(context.Background(), &rpcReq)
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if err != nil {
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log.Error(operationID, "PullMessageBySeqList failed ", err.Error(), rpcReq.String())
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return nil
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}
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if len(reply.List) == 0 {
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return nil
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}
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return reply.List
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}
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func (r *RPCServer) GetBatchUserMsgForPush(operationID string, msgData *sdk_ws.MsgData, pushToUserIDList []string, platformID int) map[string][]*sdk_ws.MsgData {
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user2PushMsg := make(map[string][]*sdk_ws.MsgData, 0)
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for _, v := range pushToUserIDList {
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user2PushMsg[v] = r.GetSingleUserMsgForPush(operationID, msgData, v, platformID)
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}
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return user2PushMsg
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}
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