Class: Meshchat::Network::Message::Factory

Inherits:
Object
  • Object
show all
Defined in:
lib/meshchat/network/message/factory.rb

Constant Summary collapse

TYPES =

The left side of this map is all the lowercase un-underscored variant of the constant name

e.g.: NODE_LIST == ‘nodelist’

{
  CHAT           => Chat,
  EMOTE          => Emote,
  ROLL           => Emote,
  WHISPER        => Whisper,
  DISCONNECT     => Disconnect,
  PING           => Ping,
  PING_REPLY     => PingReply,
  NODE_LIST      => NodeList,
  NODE_LIST_DIFF => NodeListDiff,
  NODE_LIST_HASH => NodeListHash
}.freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(dispatcher) ⇒ Factory

Returns a new instance of Factory.



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# File 'lib/meshchat/network/message/factory.rb', line 29

def initialize(dispatcher)
  @_dispatcher        = dispatcher
  @_common_parameters = {
    message_dispatcher: _dispatcher,
    message_factory:    self
  }
end

Instance Attribute Details

#_common_parameters ⇒ Object

Returns the value of attribute _common_parameters.



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# File 'lib/meshchat/network/message/factory.rb', line 27

def _common_parameters
  @_common_parameters
end

#_dispatcher ⇒ Object

the message dispatcher that is responsible for dispatching messages across either network



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# File 'lib/meshchat/network/message/factory.rb', line 26

def _dispatcher
  @_dispatcher
end

Instance Method Details

#create(type = '', data: {}) ⇒ Object

If data contains the payload key, we are receiving the message. If data does not caine the payload key, we are buliding the message to send

Raises:



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# File 'lib/meshchat/network/message/factory.rb', line 40

def create(type = '', data: {})
  return Debug.message_type_not_found(type + 'not found') if type.blank?
  data = data.deep_symbolize_keys

  parameters = parameters_for(data)
  klass = TYPES[type]
  raise Errors::MessageTypeNotRecognized, type + ' not found' unless klass
  klass.new(parameters)
end

#is_receiving?(data) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/meshchat/network/message/factory.rb', line 58

def is_receiving?(data)
  data[:payload].present?
end

#parameters_for(data) ⇒ Object 



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# File 'lib/meshchat/network/message/factory.rb', line 50

def parameters_for(data)
  if is_receiving?(data)
    receiving_parameters_for(data)
  else
    sending_parameters_for(data)
  end
end

#receiving_parameters_for(data) ⇒ Object

ensures a payload exists, as well as assigns the message dispatcher and message factory



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# File 'lib/meshchat/network/message/factory.rb', line 64

def receiving_parameters_for(data)
  { payload: data[:payload] }.merge(_common_parameters)
end

#sending_parameters_for(data) ⇒ Object 



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# File 'lib/meshchat/network/message/factory.rb', line 68

def sending_parameters_for(data)
  data.merge(
    message: data[:message],
    sender: {
      'alias'    => APP_CONFIG.user['alias'],
      'location' => APP_CONFIG.user.location,
      'uid'      => APP_CONFIG.user['uid']
    }
  )
end