NapCatQQ/packages/napcat-core/helper/adaptDecoder.ts

// TODO: further refactor in NapCat.Packet v2
import { NapProtoMsg, ProtoField, ScalarType } from 'napcat-protobuf';

const LikeDetail = {
  txt: ProtoField(1, ScalarType.STRING),
  uin: ProtoField(3, ScalarType.INT64),
  nickname: ProtoField(5, ScalarType.STRING),
};

const LikeMsg = {
  times: ProtoField(1, ScalarType.INT32),
  time: ProtoField(2, ScalarType.INT32),
  detail: ProtoField(3, () => LikeDetail),
};

const ProfileLikeSubTip = {
  msg: ProtoField(14, () => LikeMsg),
};

const ProfileLikeTip = {
  msgType: ProtoField(1, ScalarType.INT32),
  subType: ProtoField(2, ScalarType.INT32),
  content: ProtoField(203, () => ProfileLikeSubTip),
};

const SysMessageHeader = {
  PeerNumber: ProtoField(1, ScalarType.UINT32),
  PeerString: ProtoField(2, ScalarType.STRING),
  Uin: ProtoField(5, ScalarType.UINT32),
  Uid: ProtoField(6, ScalarType.STRING, true),
};

const SysMessageMsgSpec = {
  msgType: ProtoField(1, ScalarType.UINT32),
  subType: ProtoField(2, ScalarType.UINT32),
  subSubType: ProtoField(3, ScalarType.UINT32),
  msgSeq: ProtoField(5, ScalarType.UINT32),
  time: ProtoField(6, ScalarType.UINT32),
  msgId: ProtoField(12, ScalarType.UINT64),
  other: ProtoField(13, ScalarType.UINT32),
};

const SysMessageBodyWrapper = {
  wrappedBody: ProtoField(2, ScalarType.BYTES),
};

const SysMessage = {
  header: ProtoField(1, () => SysMessageHeader, false, true),
  msgSpec: ProtoField(2, () => SysMessageMsgSpec, false, true),
  bodyWrapper: ProtoField(3, () => SysMessageBodyWrapper),
};

export function decodeProfileLikeTip (buffer: Uint8Array) {
  const msg = new NapProtoMsg(ProfileLikeTip);
  return msg.decode(buffer);
}

export function decodeSysMessage (buffer: Uint8Array) {
  const msg = new NapProtoMsg(SysMessage);
  return msg.decode(buffer);
}