Class: ActsAsTable::RecordModelClassMethods::GetValue

Inherits:
FindOrInitializeBy show all
Defined in:
app/models/concerns/acts_as_table/record_model_class_methods.rb

Overview

Get the value for the given record using the given options.

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from FindOrInitializeBy

#arity, #inject

Constructor Details

#initialize(**options) ⇒ ActsAsTable::RecordModelClassMethods::GetValue

Returns a new ActsAsTable "destructive" traversal.

Parameters:

  • options (Hash<Symbol, Object>)

Options Hash (**options):

  • :default (Boolean) 


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# File 'app/models/concerns/acts_as_table/record_model_class_methods.rb', line 384

def initialize(**options)
  super()

  options.assert_valid_keys(:default)

  @options = options.dup
end

Instance Attribute Details

#options ⇒ Hash<Symbol, Object> (readonly)

The options for this ActsAsTable "destructive" traversal.

Returns:

  • (Hash<Symbol, Object>) 


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# File 'app/models/concerns/acts_as_table/record_model_class_methods.rb', line 376

class GetValue < FindOrInitializeBy
  attr_reader :options

  # Returns a new ActsAsTable "destructive" traversal.
  #
  # @param [Hash<Symbol, Object>] options
  # @option options [Boolean] :default
  # @return [ActsAsTable::RecordModelClassMethods::GetValue]
  def initialize(**options)
    super()

    options.assert_valid_keys(:default)

    @options = options.dup
  end

  # Invokes the traversal.
  #
  # @param [ActsAsTable::RecordModel] record_model
  # @param [ActiveRecord::Base, nil] base
  # @return [ActsAsTable::ValueProvider::WrappedValue]
  # @raise [ArgumentError] If the name of a class for a given record does not match the class name for the corresponding ActsAsTable record model.
  def call(record_model, base = nil)
    ActsAsTable.adapter.wrap_value_for(record_model, base, nil, self.inject({}, record_model, base))
  end

  protected

  # @param [Hash<ActsAsTable::RecordModel, ActsAsTable::ValueProvider::WrappedValue>] acc
  # @param [ActsAsTable::Path] path
  # @yieldparam [Hash<ActsAsTable::RecordModel, ActsAsTable::ValueProvider::WrappedValue>] acc
  # @yieldparam [ActsAsTable::Path] path
  # @yieldreturn [Hash<ActsAsTable::RecordModel, ActsAsTable::ValueProvider::WrappedValue>]
  # @return [Hash<ActsAsTable::RecordModel, ActsAsTable::ValueProvider::WrappedValue>]
  # @raise [ArgumentError]
  def _around_inject(acc, path, &block)
    acc.key?(path.options.dig(:data, :target_record_model)) ? acc : block.call(acc)
  end

  # @param [Hash<ActsAsTable::RecordModel, ActsAsTable::ValueProvider::WrappedValue>] acc
  # @param [ActiveRecord::Base, nil] base
  # @param [Hash<Symbol, Object>] options
  # @option options [#call] :find_or_initialize_by
  # @option options [#call] :new
  # @return [Array<Object>]
  # @raise [ArgumentError]
  def _find_or_initialize(acc, record_model, base = nil, **options)
    acc[record_model] ||= ActsAsTable.adapter.get_value_for(record_model, base, **@options)

    [acc, base]
  end
end

Instance Method Details

#call(record_model, base = nil) ⇒ ActsAsTable::ValueProvider::WrappedValue

Invokes the traversal.

Parameters:

Returns:

Raises:

  • (ArgumentError) —

    If the name of a class for a given record does not match the class name for the corresponding ActsAsTable record model.



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# File 'app/models/concerns/acts_as_table/record_model_class_methods.rb', line 398

def call(record_model, base = nil)
  ActsAsTable.adapter.wrap_value_for(record_model, base, nil, self.inject({}, record_model, base))
end