Class: Upmin::Action

Inherits:
Object
  • Object
show all
Includes:
AutomaticDelegation
Defined in:
lib/upmin/action.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from AutomaticDelegation

#delegatable?, #delegated?, #method, #method_missing, #respond_to?

Constructor Details

#initialize(model, action_name, options = {}) ⇒ Action

Returns a new instance of Action.



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# File 'lib/upmin/action.rb', line 8

def initialize(model, action_name, options = {})
  @model = model
  @name = action_name.to_sym
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Upmin::AutomaticDelegation

Instance Attribute Details

#model ⇒ Object (readonly)

Returns the value of attribute model.



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# File 'lib/upmin/action.rb', line 5

def model
  @model
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/upmin/action.rb', line 6

def name
  @name
end

Instance Method Details

#parameters ⇒ Object Also known as: arguments 



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# File 'lib/upmin/action.rb', line 21

def parameters
  return @parameters if defined?(@parameters)
  @parameters = []
  model.method(name).parameters.each do |param_type, param_name|
    @parameters << Upmin::Parameter.new(self, param_name, type: param_type)
  end
  return @parameters
end

#path ⇒ Object 



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# File 'lib/upmin/action.rb', line 17

def path
  return upmin_action_path(klass: model.model_class_name, id: model.id, method: name)
end

#perform(arguments) ⇒ Object 



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# File 'lib/upmin/action.rb', line 31

def perform(arguments)
  array = []
  parameters.each do |parameter|
    if parameter.type == :req
      unless arguments[parameter.name]
        raise Upmin::MissingArgument.new(parameter.name)
      end
      array << arguments[parameter.name]
    elsif parameter.type == :opt
      array << arguments[parameter.name] if arguments[parameter.name]
    else # :block - skip it
    end
  end
  return model.send(name, *array)
end

#title ⇒ Object 



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# File 'lib/upmin/action.rb', line 13

def title
  return name.to_s.humanize
end