func (p *Parser) AnalyzePacket(callback func(*ParserBaseItem), fromEvent dota.EDemoCommands, tick int, data []byte) {
reader := utils.NewBytesReader(data)
for reader.CanRead() {
iType := int(reader.ReadVarInt32())
length := int(reader.ReadVarInt32())
obj, err := p.AsBaseEventNETSVC(iType)
if err != nil {
spew.Println(err)
reader.Skip(length)
} else {
item := &ParserItem{
Sequence: p.Sequence,
From: fromEvent,
Object: obj,
Tick: tick,
Data: reader.Read(length),
}
p.Sequence++
switch obj.(type) {
case *dota.CSVCMsg_UserMessage:
message := &dota.CSVCMsg_UserMessage{}
ProtoUnmarshal(item.Data, message)
um, err := p.AsBaseEventBUMDUM(int(message.GetMsgType()))
if err == nil {
item.Object = um
item.Data = message.GetMsgData()
callback(parseOne(item))
}
default:
callback(parseOne(item))
}
}
}
}
func NewParser(data []byte) *Parser {
if len(data) < headerLength {
panic("File too small.")
}
magic := ReadStringZ(data, 0)
if magic != headerMagic {
panic("demofilestamp doesn't match, was: " + spew.Sdump(magic))
}
totalLength := len(data) - headerLength
if totalLength < 1 {
panic("couldn't open file")
}
buffer := data[headerLength:(headerLength + totalLength)]
return &Parser{reader: utils.NewBytesReader(buffer)}
}