Sha256: 7c0556a017c549c60cb2ecc6501e8aa071e05739dc09a70bf8a3a59cae62d4f3

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Size: 1.85 KB

Versions: 14

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Stored size: 1.85 KB

Contents

# frozen_string_literal: true

require "active_model"

module StoreModel
  module Types
    # Implements ActiveModel::Type::Value type for handling an instance of StoreModel::Model
    class OneBase < ActiveModel::Type::Value
      # Returns type
      #
      # @return [Symbol]
      def type
        raise NotImplementedError
      end

      # Casts +value+ from DB or user to StoreModel::Model instance
      #
      # @param value [Object] a value to cast
      #
      # @return StoreModel::Model
      def cast_value(_value)
        raise NotImplementedError
      end

      # Determines whether the mutable value has been modified since it was read
      #
      # @param raw_old_value [Object] old value
      # @param new_value [Object] new value
      #
      # @return [Boolean]
      def changed_in_place?(raw_old_value, new_value)
        cast_value(raw_old_value) != new_value
      end

      protected

      def raise_cast_error(_value)
        raise NotImplementedError
      end

      def model_instance(_value)
        raise NotImplementedError
      end

      private

      # rubocop:disable Style/RescueModifier
      def decode_and_initialize(value)
        decoded = ActiveSupport::JSON.decode(value) rescue nil
        model_instance(decoded) unless decoded.nil?
      rescue ActiveModel::UnknownAttributeError => e
        handle_unknown_attribute(decoded, e)
      end
      # rubocop:enable Style/RescueModifier

      def handle_unknown_attribute(value, exception)
        attribute = exception.attribute.to_sym
        value_symbolized = value.symbolize_keys
        value_symbolized = value_symbolized[:attributes] if value_symbolized.key?(:attributes)

        cast_value(value_symbolized.except(attribute)).tap do |configuration|
          configuration.unknown_attributes[attribute.to_s] = value_symbolized[attribute]
        end
      end
    end
  end
end

Version data entries

14 entries across 14 versions & 1 rubygems

Version Path
store_model-1.5.0 lib/store_model/types/one_base.rb
store_model-1.4.0 lib/store_model/types/one_base.rb
store_model-1.3.0 lib/store_model/types/one_base.rb
store_model-1.2.0 lib/store_model/types/one_base.rb
store_model-1.1.0 lib/store_model/types/one_base.rb
store_model-1.0.0 lib/store_model/types/one_base.rb
store_model-0.13.0 lib/store_model/types/one_base.rb
store_model-0.12.0 lib/store_model/types/one_base.rb
store_model-0.11.1 lib/store_model/types/one_base.rb
store_model-0.11.0 lib/store_model/types/one_base.rb
store_model-0.10.0 lib/store_model/types/one_base.rb
store_model-0.9.0 lib/store_model/types/one_base.rb
store_model-0.8.2 lib/store_model/types/one_base.rb
store_model-0.8.1 lib/store_model/types/one_base.rb