Class: RMachine::CallEventMethodNotifier

Inherits:
Object
  • Object
show all
Defined in:
lib/r_machine/notifiers/call_event_method_notifier.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(params) ⇒ CallEventMethodNotifier

Returns a new instance of CallEventMethodNotifier.



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# File 'lib/r_machine/notifiers/call_event_method_notifier.rb', line 6

def initialize(params)
  @entity_with_state = params[:entity]
  @state_template = params[:state_template]
  @method_to_call = params[:method_to_call]
  @message_args = params[:message_args]
  @change_state_value_notifier = params[:change_state_value_notifier]
end

Instance Attribute Details

#change_state_value_notifier ⇒ Object (readonly)

Returns the value of attribute change_state_value_notifier.



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# File 'lib/r_machine/notifiers/call_event_method_notifier.rb', line 3

def change_state_value_notifier
  @change_state_value_notifier
end

#entity_with_state ⇒ Object (readonly)

Returns the value of attribute entity_with_state.



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# File 'lib/r_machine/notifiers/call_event_method_notifier.rb', line 3

def entity_with_state
  @entity_with_state
end

#message_args ⇒ Object (readonly)

Returns the value of attribute message_args.



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# File 'lib/r_machine/notifiers/call_event_method_notifier.rb', line 3

def message_args
  @message_args
end

#method_to_call ⇒ Object (readonly)

Returns the value of attribute method_to_call.



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# File 'lib/r_machine/notifiers/call_event_method_notifier.rb', line 3

def method_to_call
  @method_to_call
end

#state_template ⇒ Object (readonly)

Returns the value of attribute state_template.



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# File 'lib/r_machine/notifiers/call_event_method_notifier.rb', line 3

def state_template
  @state_template
end

Instance Method Details

#notify! ⇒ Object

Raises:



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# File 'lib/r_machine/notifiers/call_event_method_notifier.rb', line 14

def notify!
  event = state_template.find_event(method_to_call)

  success = false
  event.rules.each do |rule|
    if rule.must_have_specific_state?
      if is_in_state?(rule.state_should_be)
        if rule.has_conditional?
          if execute_conditional_method(rule.conditional_method, message_args) == true
            change_current_state_value_to(rule.change_to)
            success = true
          end
        else
          change_current_state_value_to(rule.change_to)
          success = true
        end
      end
    else
      change_current_state_value_to(rule.change_to)
      success = true
    end
    break if success == true
  end

  raise StateTransactionNotPermittedError if success == false
end