Module: Libis::Workflow::ActiveRecord::Helpers::PropertyHelper::ClassMethods

Defined in:
lib/libis/workflow/activerecord/helpers/property_helper.rb

Instance Method Summary collapse

Instance Method Details

#property_field(name, options = {}) ⇒ Object 



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# File 'lib/libis/workflow/activerecord/helpers/property_helper.rb', line 15

def property_field(name, options = {})
  default = options[:default]
  default = default.call if default.is_a? Proc
  if options[:type]
    # noinspection RubyResolve
    options.reverse_merge! reader: lambda {|value| value.blank? ? nil : YAML.load(value)},
                           writer: lambda {|value| value ? YAML.dump(value) : nil}
  end
  self.send(:define_method, name, lambda {
    value = properties[name]
    (options[:reader] ? options[:reader].call(value) : value) || default
  })
  self.send(:define_method, "#{name}=", lambda {|value|
    value ||= default
    properties[name] = options[:writer] ? options[:writer].call(value) : value
  })
end