receiver

receiver.swift

    class func receivePacketAskDevice(data:NSData) -> devicePacketReceiver<devicePacketAskDeviceID>{
        return receivePacket(data, type: devicePacketAskDeviceID())
    }
    
    class func receivePacketSetting(data:NSData) -> devicePacketReceiver<devicePacketSetting>{
        return receivePacket(data, type: devicePacketSetting())
    }
    
    class func receivePacketRadios(data:NSData) -> devicePacketReceiver<devicePacketRadios>{
        return receivePacket(data, type: devicePacketRadios())
    }

    class func receivePacketReadParameters(data:NSData) -> devicePacketReceiver<devicePacketParameters>{
        return receivePacket(data, type: devicePacketParameters())
    }

    class func receivePacketAck(data:NSData) -> devicePacketReceiver<devicePacketAck>{
        return receivePacket(data, type: devicePacketAck())
    }
    
    private class func receivePacket<T where T:Constructible, T:Unpackable>(data:NSData,type:T) -> devicePacketReceiver<T>{
        var packet:devicePacketReceiver<T> = devicePacketReceiver(deviceHeader: devicePacketHeader(), deviceContent: type)
        packet.unpack(data)
        return packet
    }
    
    class func receivePacket2(data:NSData) -> Any?{
        var t = devicePacketHeader()
        t.unpack(data)
        if var ct:devicePacketHeader.commandType? = t.packetCommandType(){
            switch(ct!){
            case .ASK_DEVICE:
                var result = devicePacketReceiver(deviceHeader: t, deviceContent: devicePacketAskDeviceID())
                result.unpack(data)
                return result
//                return devicePacketReceiver(deviceHeader: t, deviceContent: devicePacketAskDeviceID()).unpack123(data)
            case .ASK_VERSION:
                return devicePacketReceiver(deviceHeader: t, deviceContent: devicePacketSetting())
            case .RADIO:
                return devicePacketReceiver(deviceHeader: t, deviceContent: devicePacketRadios())
            case .READ_PARAMETERS:
                return devicePacketReceiver(deviceHeader: t, deviceContent: devicePacketParameters())
            case .SAVE_PARAMETERS,.UPDATE_PARAMETER,.DEFAULT_PARAMETER:
                return devicePacketReceiver(deviceHeader: t, deviceContent: devicePacketAck())
            default:
                print("no one match")
            }
        }
        return nil
    }