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MiraiGo/client/recall.go
2020-12-13 19:24:05 +08:00

109 lines
3.5 KiB
Go

package client
import (
"github.com/Mrs4s/MiraiGo/client/pb/msg"
"github.com/Mrs4s/MiraiGo/message"
"github.com/Mrs4s/MiraiGo/protocol/packets"
"github.com/pkg/errors"
"google.golang.org/protobuf/proto"
)
// 撤回相关处理逻辑
func (c *QQClient) RecallGroupMessage(groupCode int64, msgId, msgInternalId int32) error {
if m, _ := c.GetGroupMessages(groupCode, int64(msgId), int64(msgId)); len(m) > 0 {
content := m[0].OriginalObject.Content
if content.GetPkgNum() > 1 {
if m, err := c.GetGroupMessages(groupCode, int64(msgId-content.GetPkgIndex()-1), int64(msgId+(content.GetPkgNum()-content.GetPkgIndex()+1))); err == nil {
if flag, _ := c.internalGroupRecall(groupCode, msgInternalId, m); flag {
return nil
}
}
}
}
_, err := c.sendAndWait(c.buildGroupRecallPacket(groupCode, msgId, msgInternalId))
return err
}
func (c *QQClient) internalGroupRecall(groupCode int64, msgInternalId int32, m []*message.GroupMessage) (flag bool, err error) {
for _, item := range m {
if item.InternalId == msgInternalId {
flag = true
if _, err := c.sendAndWait(c.buildGroupRecallPacket(groupCode, item.Id, item.InternalId)); err != nil {
return false, err
}
}
}
return flag, nil
}
func (c *QQClient) RecallPrivateMessage(uin, ts int64, msgId, msgInternalId int32) error {
_, err := c.sendAndWait(c.buildPrivateRecallPacket(uin, ts, msgId, msgInternalId))
return err
}
// PbMessageSvc.PbMsgWithDraw
func (c *QQClient) buildGroupRecallPacket(groupCode int64, msgSeq, msgRan int32) (uint16, []byte) {
seq := c.nextSeq()
req := &msg.MsgWithDrawReq{
GroupWithDraw: []*msg.GroupMsgWithDrawReq{
{
SubCmd: proto.Int32(1),
GroupCode: &groupCode,
MsgList: []*msg.GroupMsgInfo{
{
MsgSeq: &msgSeq,
MsgRandom: &msgRan,
MsgType: proto.Int32(0),
},
},
UserDef: []byte{0x08, 0x00},
},
},
}
payload, _ := proto.Marshal(req)
packet := packets.BuildUniPacket(c.Uin, seq, "PbMessageSvc.PbMsgWithDraw", 1, c.OutGoingPacketSessionId, EmptyBytes, c.sigInfo.d2Key, payload)
return seq, packet
}
func (c *QQClient) buildPrivateRecallPacket(uin, ts int64, msgSeq, random int32) (uint16, []byte) {
seq := c.nextSeq()
req := &msg.MsgWithDrawReq{C2CWithDraw: []*msg.C2CMsgWithDrawReq{
{
MsgInfo: []*msg.C2CMsgInfo{
{
FromUin: &c.Uin,
ToUin: &uin,
MsgTime: &ts,
MsgUid: proto.Int64(int64(random)),
MsgSeq: &msgSeq,
MsgRandom: &random,
},
},
Reserved: []byte{0x08, 0x00},
SubCmd: proto.Int32(1),
},
}}
payload, _ := proto.Marshal(req)
packet := packets.BuildUniPacket(c.Uin, seq, "PbMessageSvc.PbMsgWithDraw", 1, c.OutGoingPacketSessionId, EmptyBytes, c.sigInfo.d2Key, payload)
return seq, packet
}
func decodeMsgWithDrawResponse(_ *QQClient, _ uint16, payload []byte) (interface{}, error) {
rsp := msg.MsgWithDrawResp{}
if err := proto.Unmarshal(payload, &rsp); err != nil {
return nil, errors.Wrap(err, "failed to unmarshal protobuf message")
}
if len(rsp.C2CWithDraw) > 0 {
if rsp.C2CWithDraw[0].GetErrMsg() != "" && rsp.C2CWithDraw[0].GetErrMsg() != "Success" {
return nil, errors.Errorf("recall error: %v msg: %v", rsp.C2CWithDraw[0].GetResult(), rsp.C2CWithDraw[0].GetErrMsg())
}
}
if len(rsp.GroupWithDraw) > 0 {
if rsp.GroupWithDraw[0].GetErrMsg() != "" && rsp.GroupWithDraw[0].GetErrMsg() != "Success" {
return nil, errors.Errorf("recall error: %v msg: %v", rsp.GroupWithDraw[0].GetResult(), rsp.GroupWithDraw[0].GetErrMsg())
}
}
return nil, nil
}