Module: Formotion::Formable

Defined in:
lib/formotion/model/formable.rb

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/formotion/model/formable.rb', line 3

def self.included(base)
  base.extend(ClassMethods)
end

Instance Method Details

#on_submit ⇒ Object

what happens when the form is submitted?



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# File 'lib/formotion/model/formable.rb', line 95

def on_submit
  p "need to implement on_submit in your Formable model #{self.class.to_s}"
end

#to_form ⇒ Object

Creates a Formotion::Form out of the model



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# File 'lib/formotion/model/formable.rb', line 57

def to_form
  rows = self.class.form_properties.collect { |options|
    {
      title: options[:property].capitalize,
      key: options[:property],
      type: options[:row_type],
      value: self.send(options[:property])
    }.merge(options)
  }
  form_hash = {
    title: self.class.form_title || self.class.to_s.capitalize,
    sections: [{
      rows: rows
    }]
  }

  form = Formotion::Form.new(form_hash)
  form.on_submit do
    self.on_submit
  end

  # Use the :transform lambdas passed in form_property
  form.sections.first.rows.each_with_index { |row, index|
    row.instance_variable_set("@formable_options", self.class.form_properties[index])
    if self.class.form_properties[index][:transform]
      row.class.send(:alias_method, :old_value_setter, :value=)
      row.instance_eval do
        def value=(value)
          old_value_setter(@formable_options[:transform].call(value))
        end
      end
    end
  }

  form
end