Class: AssociateJsonb::WithStoreAttribute::InstanceMethodsOnActivation

Inherits:
Module
  • Object
show all
Defined in:
lib/associate_jsonb/with_store_attribute.rb

Instance Method Summary collapse

Constructor Details

#initialize(mixin, store, attribute, key, is_array) ⇒ InstanceMethodsOnActivation

Returns a new instance of InstanceMethodsOnActivation.



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# File 'lib/associate_jsonb/with_store_attribute.rb', line 103

def initialize(mixin, store, attribute, key, is_array)
  is_array = !!(is_array && attribute.to_s =~ /_ids$/)
  on_attr_change =
     is_array \
      ? "write_attribute(:#{attribute}, Array(given))" \
      : "super(given)"
  if is_array
    mixin.class_eval "      def \#{attribute}\n        _read_attribute(:\#{attribute}) || []\n      end\n    CODE\n  end\n\n  mixin.class_eval <<-CODE, __FILE__, __LINE__ + 1\n    def \#{store}=(given)\n      given = super(given || {}).with_indifferent_access\n      write_attribute(:\#{attribute}, given[\"\#{key}\"])\n      given[\"\#{key}\"] = \#{attribute} unless \#{attribute}.nil?\n      super(given)\n    end\n\n    def \#{attribute}=(given)\n      \#{on_attr_change}\n      value = \#{store}[\"\#{key}\"] = \#{attribute}\n      \#{store}.delete(\"\#{key}\") if value.nil?\n      _write_attribute(:\#{store}, \#{store})\n      value\n    end\n  CODE\nend\n", __FILE__, __LINE__ + 1