Module: Cookbook::Mixins::ActsAsUseOf::ClassMethods

Defined in:
lib/cookbook/mixins/acts_as_use_of.rb

Overview

Extended by has_cookbook mixin

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#used_in ⇒ Object

Returns the value of attribute used_in.



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# File 'lib/cookbook/mixins/acts_as_use_of.rb', line 40

def used_in
  @used_in
end

Instance Method Details

#associate_used_in ⇒ Object 



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# File 'lib/cookbook/mixins/acts_as_use_of.rb', line 42

def associate_used_in
  tables = used_in
  tables.each do |table_sym|
    model = table_sym.to_s.classify.constantize
    name = model.model_name.to_s
    uses_symbol = "#{model.model_name.param_key}_uses".to_sym
    singular_symbol = table_sym.to_s.singularize.to_sym

    has_many uses_symbol, lambda {
      where(use_of_type: name)
    }, as: :use_in, class_name: 'Cookbook::Use', inverse_of: singular_symbol

    # Used only as a getter, not a setter
    accepts_nested_attributes_for uses_symbol, reject_if: :all_blank, allow_destroy: true

    has_many table_sym, through: uses_symbol, source: :use_of, source_type: name

    if defined?(RailsAdmin)
      rails_admin do
        include_all_fields
        field :uses do
          visible false
        end
        tables.each do |table_sym|
          singular = table_sym.to_s.singularize
          uses_symbol = "#{singular}_uses".to_sym
          field uses_symbol do # Show only on reload
            visible do
              !bindings[:object].new_record?
            end
          end
          field table_sym do # We don't want these associations to show
            visible false
          end
        end
      end
    end
  end
end