#from Thing import Thing

class BinaryMsg():
    id = 0xB1
    length = 3

    def __init__(self, data, thing = None):
        if isinstance(data, bytearray):
            self.network_id = data[1]
            self.thing_id = data[2]
            #self.thing: Thing = Thing.Get(self.network_id, self.thing_id)
            self.data = data[3:]
        else:
            self.network_id = data
            self.thing_id = thing.id
            self.thing = thing

    def Serialize(self, buffer_ref):
        if self.network_id is None or self.thing_id is None:
            return 0
        
        buffer: bytearray = buffer_ref[0]
        ix = self.length
        self.thing.GenerateBinary(buffer, {ix})
        if ix <= self.length:
            return 0
        
        buffer[0] = self.id
        buffer[1] = self.network_id
        buffer[2] = self.thing_id
        return ix

    
    # def SendTo(participant, thing, data: bytearray):
    #     length = 3

    #     if thing.network_id is None or thing is None or data is None:        
    #         return False
        
    #     participant.buffer[0:length] = [
    #         BinaryMsg.id,
    #         participant.network_id,
    #         thing.id
    #     ]
    #     full_length = length + len(data)
    #     participant.buffer[length:full_length] = data
    #     participant.SendBuffer(full_length)
    #     return True