Class: ActionForm::Rails::Subform

Inherits:
Subform
  • Object
show all
Defined in:
lib/action_form/rails/subform.rb

Overview

Subform class for ActionForm that handles nested form structures. It allows building forms within forms, supporting has_one and has_many relationships. Includes schema and element DSL functionality for defining form elements.

Instance Attribute Summary

Attributes inherited from Subform

#elements_instances, #helpers, #name, #object, #tags

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Subform

#build_from_object, #html_id, #initialize, #render?, #template_html_id, #view_template

Methods included from ElementsDSL

included

Methods included from SchemaDSL

included

Methods included from ActionForm::Rendering

#render_element, #render_elements, #render_form, #render_inline_errors, #render_input, #render_label, #render_many_subforms, #render_new_subform_button, #render_remove_subform_button, #render_subform, #render_submit

Constructor Details

This class inherits a constructor from ActionForm::Subform

Class Method Details

.add_delete_element ⇒ Object 



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# File 'lib/action_form/rails/subform.rb', line 23

def add_delete_element
  element :_destroy do
    input(type: :hidden, autocomplete: :off, value: "0")
    output(type: :bool)

    def render?
      object.persisted? || (object.is_a?(EasyParams::Base) && !object._destroy.nil?)
    end

    def detached?
      true
    end
  end
end

.add_primary_key_element ⇒ Object 



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# File 'lib/action_form/rails/subform.rb', line 10

def add_primary_key_element
  return if elements.key?(:id)

  element :id do
    input(type: :hidden, autocomplete: :off)
    output(type: :integer)

    def render?
      object.persisted? || (object.is_a?(EasyParams::Base) && !object.id.nil?)
    end
  end
end

Instance Method Details

#html_class ⇒ Object 



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# File 'lib/action_form/rails/subform.rb', line 39

def html_class
  object.id.nil? ? "new_#{name}" : super
end