Class: Tessa::DynamicExtensions::SingleRecord

Inherits:
Tessa::DynamicExtensions show all
Defined in:
lib/tessa/model/dynamic_extensions.rb

Instance Attribute Summary

Attributes inherited from Tessa::DynamicExtensions

#field

Instance Method Summary collapse

Methods inherited from Tessa::DynamicExtensions

#initialize, #name

Constructor Details

This class inherits a constructor from Tessa::DynamicExtensions

Instance Method Details

#build(mod) ⇒ Object 



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# File 'lib/tessa/model/dynamic_extensions.rb', line 17

def build(mod)
  mod.class_eval "      def \#{name}\n        # has_one_attached defines the getter using class_eval so we can't call\n        # super() here.\n        if \#{name}_attachment.present?\n          return Tessa::ActiveStorage::AssetWrapper.new(\#{name}_attachment)\n        end\n      end\n\n      def \#{field.id_field}\n        # Use the attachment's key\n        return \#{name}_attachment.key if \#{name}_attachment.present?\n      end\n\n      def \#{name}=(attachable)\n        # Every new upload is going to ActiveStorage\n        a = @active_storage_attached_\#{name} ||=\n          ::ActiveStorage::Attached::One.new(\"\#{name}\", self, dependent: :purge_later)\n        \n        case attachable\n        when Tessa::AssetChangeSet\n          attachable.changes.select(&:remove?).each { a.detach }\n          attachable.changes.select(&:add?).each do |change|\n            next if \#{field.id_field} == change.id\n\n            a.attach(change.id)\n          end\n        when nil\n          a.detach\n        else\n          a.attach(attachable)\n        end\n\n        # overwrite the tessa ID in the database\n        self.\#{field.id_field} = nil\n      end\n\n      def attributes\n        super.merge({\n          '\#{field.id_field}' => \#{field.id_field},\n          '_tessa_\#{field.id_field}' => super['\#{field.id_field}']\n        })\n      end\n    CODE\n  mod\nend\n", __FILE__, __LINE__ + 1