message

type AnonymousInfo struct {
	AnonymousId   string
	AnonymousNick string
}

type AtElement struct {
	Target  int64
	Display string
}

type DiceElement struct {
	*MarketFaceElement
	Value int32
}

type ElementType int

type FaceElement struct {
	Index int32
	Name  string
}

type ForwardElement struct {
	FileName string
	Content  string
	ResId    string
	Items    []*msg.PbMultiMsgItem
}

type ForwardMessage struct {
	Nodes []*ForwardNode
	// contains filtered or unexported fields
}

type ForwardNode struct {
	SenderId   int64
	SenderName string
	Time       int32
	Message    []IMessageElement
}

type FriendImageElement struct {
	ImageId string
	Md5     []byte
	Size    int32
	Url     string

	Flash bool
}

type GroupFileElement struct {
	Name  string
	Size  int64
	Path  string
	Busid int32
}

type GroupGift int

type GroupImageElement struct {
	ImageId      string
	FileId       int64
	ImageType    int32
	ImageBizType ImageBizType
	Size         int32
	Width        int32
	Height       int32
	Md5          []byte
	Url          string

	// EffectID show pic effect id.
	EffectID int32
	Flash    bool
}

type GroupMessage struct {
	Id             int32
	InternalId     int32
	GroupCode      int64
	GroupName      string
	Sender         *Sender
	Time           int32
	Elements       []IMessageElement
	OriginalObject *msg.Message
}

type GroupVoiceElement struct {
	Data []byte
	Ptt  *msg.Ptt
}

type IMessageElement interface {
	Type() ElementType
}

type IRichMessageElement interface {
	Pack() []*msg.Elem
}

type ImageBizType uint32

type LightAppElement struct {
	Content string
}

type MarketFaceElement struct {
	Name       string
	FaceId     []byte // decoded = mediaType == 2 ? string(FaceId) : hex.EncodeToString(FaceId).toLower().trimSpace(); download url param?
	TabId      int32
	ItemType   int32
	SubType    int32  // image type, 0 -> None 1 -> Magic Face 2 -> GIF 3 -> PNG
	MediaType  int32  // 1 -> Voice Face 2 -> dynamic face
	EncryptKey []byte // tea + xor, see EMosmUtils.class::a maybe useful?
	MagicValue string
}

type MusicShareElement struct {
	MusicType  int    // 音乐类型,请使用 QQMusic 等常量
	Title      string // 标题(歌曲名)
	Brief      string
	Summary    string // 简介(歌手名)
	Url        string // 点击跳转链接
	PictureUrl string // 显示图片链接
	MusicUrl   string // 音乐播放链接
}

type PrivateMessage struct {
	Id         int32
	InternalId int32
	Self       int64
	Target     int64
	Time       int32
	Sender     *Sender
	Elements   []IMessageElement
}

type PrivateVoiceElement struct {
	Data []byte
	Ptt  *msg.Ptt
}

type RedBagElement struct {
	MsgType RedBagMessageType
	Title   string
}

type RedBagMessageType int

type ReplyElement struct {
	ReplySeq int32
	Sender   int64
	GroupID  int64 // 私聊回复群聊时
	Time     int32
	Elements []IMessageElement
}

type Sender struct {
	Uin           int64
	Nickname      string
	CardName      string
	AnonymousInfo *AnonymousInfo
	IsFriend      bool
}

type SendingMessage struct {
	Elements []IMessageElement
}

type ServiceElement struct {
	Id      int32
	Content string
	ResId   string
	SubType string
}

type ShortVideoElement struct {
	Name      string
	Uuid      []byte
	Size      int32
	ThumbSize int32
	Md5       []byte
	ThumbMd5  []byte
	Url       string
}

type TempMessage struct {
	Id        int32
	GroupCode int64
	GroupName string
	Self      int64
	Sender    *Sender
	Elements  []IMessageElement
}

type TextElement struct {
	Content string
}

type VoiceElement struct {
	Name string
	Md5  []byte
	Size int32
	Url  string

	// --- sending ---
	Data []byte
}