Class: BluetoothCommunication

Inherits:
Object
  • Object
show all
Defined in:
lib/communication/bluetooth_communication.rb

Instance Method Summary collapse

Constructor Details

#initialize(device, serial_port_profile = nil) ⇒ BluetoothCommunication

Returns a new instance of BluetoothCommunication.

Raises:

  • (ArgumentError) 


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# File 'lib/communication/bluetooth_communication.rb', line 4

def initialize(device, serial_port_profile=nil)
  raise ArgumentError, "device must be non-nil" if device.nil?

  @profile = serial_port_profile || SerialPortProfile.new(device)
end

Instance Method Details

#connect ⇒ Object 



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# File 'lib/communication/bluetooth_communication.rb', line 10

def connect
  @profile.connect
end

#disconnect ⇒ Object 



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# File 'lib/communication/bluetooth_communication.rb', line 14

def disconnect
  @profile.disconnect
end

#receive_message ⇒ Object 



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# File 'lib/communication/bluetooth_communication.rb', line 37

def receive_message
  bluetooth_message = @profile.receive_data_package
  message_parts = split_message_into_header_and_message(bluetooth_message)
  convert_raw_received_message_to_bytes(message_parts[:message])
end

#send_message(message, reply_class = nil, &block) ⇒ Object 



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# File 'lib/communication/bluetooth_communication.rb', line 18

def send_message(message, reply_class=nil, &block)
  package = create_bluetooth_data_package(message)
  @profile.send_data_package(package)

  if message.require_response?
    response = receive_message

    response = reply_class.new(response) unless reply_class.nil?

    if block_given?
      yield response
    else
      response
    end
  else
    nil # return nil when no response is required
  end
end