Class: ActsAsTable::RecordModelClassMethods::SetValue

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

Overview

Set the new 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(new_value_by_record_model_and_value_provider = {}, **options) ⇒ ActsAsTable::RecordModelClassMethods::SetValue

Returns a new ActsAsTable "destructive" traversal.

Parameters:

Options Hash (**options):

  • :default (Boolean) 


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# File 'app/models/concerns/acts_as_table/record_model_class_methods.rb', line 448

def initialize(new_value_by_record_model_and_value_provider = {}, **options)
  super()

  options.assert_valid_keys(:default)

  @new_value_by_record_model_and_value_provider, @options = new_value_by_record_model_and_value_provider, options.dup
end

Instance Attribute Details

#new_value_by_record_model_and_value_provider ⇒ Hash<ActsAsTable::RecordModel, Hash<ActsAsTable::ValueProvider::InstanceMethods, Object>> (readonly)

The new values by ActsAsTable record model and value provider for this ActsAsTable "destructive" traversal.

Returns:



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# File 'app/models/concerns/acts_as_table/record_model_class_methods.rb', line 439

class SetValue < FindOrInitializeBy
  attr_reader :new_value_by_record_model_and_value_provider, :options

  # Returns a new ActsAsTable "destructive" traversal.
  #
  # @param [Hash<ActsAsTable::RecordModel, Hash<ActsAsTable::ValueProvider::InstanceMethods, Object>>] new_value_by_record_model_and_value_provider
  # @param [Hash<Symbol, Object>] options
  # @option options [Boolean] :default
  # @return [ActsAsTable::RecordModelClassMethods::SetValue]
  def initialize(new_value_by_record_model_and_value_provider = {}, **options)
    super()

    options.assert_valid_keys(:default)

    @new_value_by_record_model_and_value_provider, @options = new_value_by_record_model_and_value_provider, 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, Array<Object>>] acc
  # @param [ActsAsTable::Path] path
  # @yieldparam [Hash<ActsAsTable::RecordModel, Array<Object>>] acc
  # @yieldparam [ActsAsTable::Path] path
  # @yieldreturn [Hash<ActsAsTable::RecordModel, Array<Object>>]
  # @return [Hash<ActsAsTable::RecordModel, Array<Object>>]
  # @raise [ArgumentError]
  def _around_inject(acc, path, &block)
    # @return [ActsAsTable::RecordModel]
    source_record_model = path.options.dig(:data, :source_record_model)

    # @return [ActsAsTable::RecordModel]
    target_record_model = path.options.dig(:data, :target_record_model)

    if path.collect(&:options).any? { |options| options.dig(:data, :source_record_model) == target_record_model }
      acc
    else
      # @return [Hash<ActsAsTable::RecordModel, Array<Object>>]
      new_acc = block.call(acc)

      unless source_record_model.nil?
        if new_acc[target_record_model][1].changed?
          new_acc[source_record_model][1].changed!
        end
      end

      new_acc
    end
  end

  # @param [Hash<ActsAsTable::RecordModel, Array<Object>>] acc
  # @param [ActsAsTable::RecordModel] record_model
  # @return [ActiveRecord::Base, nil]
  def _at(acc, record_model)
    acc.key?(record_model) ? acc[record_model][0] : nil
  end

  # @param [Hash<ActsAsTable::RecordModel, Array<Object>>] acc
  # @param [ActsAsTable::RecordModel] record_model
  # @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] ||= begin
      # @return [Hash<ActsAsTable::ValueProvider::InstanceMethods, Object>, nil]
      orig_value_by_value_provider = @new_value_by_record_model_and_value_provider.try(:[], record_model)

      unless (primary_key = record_model.primary_keys.first).nil? || (base_id = orig_value_by_value_provider.try(:[], primary_key)).nil?
        # @return [ActiveRecord::Base]
        # @raise [ActiveRecord::RecordNotFound]
        base = options[:find_or_initialize_by].call({
          primary_key.method_name => base_id,
        })

        # @return [Hash<ActsAsTable::ValueProvider::InstanceMethods, Object>, nil]
        new_value_by_value_provider = orig_value_by_value_provider.try(:each_pair).try(:all?) { |pair|
          (pair[0] == primary_key) || pair[0].column_model.nil? || pair[1].nil?
        } ? orig_value_by_value_provider.try(:delete_if) { |value_provider, value|
          value_provider != primary_key
        } : orig_value_by_value_provider.try(:delete_if) { |value_provider, value|
          value_provider.column_model.nil?
        }

        [
          base,
          ActsAsTable.adapter.set_value_for(record_model, base, new_value_by_value_provider, **@options),
        ]
      else
        if base.nil?
          base = options[:new].call
        end

        [
          base,
          ActsAsTable.adapter.set_value_for(record_model, base, orig_value_by_value_provider, **@options),
        ]
      end
    end

    [acc, base]
  end
end

#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 439

class SetValue < FindOrInitializeBy
  attr_reader :new_value_by_record_model_and_value_provider, :options

  # Returns a new ActsAsTable "destructive" traversal.
  #
  # @param [Hash<ActsAsTable::RecordModel, Hash<ActsAsTable::ValueProvider::InstanceMethods, Object>>] new_value_by_record_model_and_value_provider
  # @param [Hash<Symbol, Object>] options
  # @option options [Boolean] :default
  # @return [ActsAsTable::RecordModelClassMethods::SetValue]
  def initialize(new_value_by_record_model_and_value_provider = {}, **options)
    super()

    options.assert_valid_keys(:default)

    @new_value_by_record_model_and_value_provider, @options = new_value_by_record_model_and_value_provider, 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, Array<Object>>] acc
  # @param [ActsAsTable::Path] path
  # @yieldparam [Hash<ActsAsTable::RecordModel, Array<Object>>] acc
  # @yieldparam [ActsAsTable::Path] path
  # @yieldreturn [Hash<ActsAsTable::RecordModel, Array<Object>>]
  # @return [Hash<ActsAsTable::RecordModel, Array<Object>>]
  # @raise [ArgumentError]
  def _around_inject(acc, path, &block)
    # @return [ActsAsTable::RecordModel]
    source_record_model = path.options.dig(:data, :source_record_model)

    # @return [ActsAsTable::RecordModel]
    target_record_model = path.options.dig(:data, :target_record_model)

    if path.collect(&:options).any? { |options| options.dig(:data, :source_record_model) == target_record_model }
      acc
    else
      # @return [Hash<ActsAsTable::RecordModel, Array<Object>>]
      new_acc = block.call(acc)

      unless source_record_model.nil?
        if new_acc[target_record_model][1].changed?
          new_acc[source_record_model][1].changed!
        end
      end

      new_acc
    end
  end

  # @param [Hash<ActsAsTable::RecordModel, Array<Object>>] acc
  # @param [ActsAsTable::RecordModel] record_model
  # @return [ActiveRecord::Base, nil]
  def _at(acc, record_model)
    acc.key?(record_model) ? acc[record_model][0] : nil
  end

  # @param [Hash<ActsAsTable::RecordModel, Array<Object>>] acc
  # @param [ActsAsTable::RecordModel] record_model
  # @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] ||= begin
      # @return [Hash<ActsAsTable::ValueProvider::InstanceMethods, Object>, nil]
      orig_value_by_value_provider = @new_value_by_record_model_and_value_provider.try(:[], record_model)

      unless (primary_key = record_model.primary_keys.first).nil? || (base_id = orig_value_by_value_provider.try(:[], primary_key)).nil?
        # @return [ActiveRecord::Base]
        # @raise [ActiveRecord::RecordNotFound]
        base = options[:find_or_initialize_by].call({
          primary_key.method_name => base_id,
        })

        # @return [Hash<ActsAsTable::ValueProvider::InstanceMethods, Object>, nil]
        new_value_by_value_provider = orig_value_by_value_provider.try(:each_pair).try(:all?) { |pair|
          (pair[0] == primary_key) || pair[0].column_model.nil? || pair[1].nil?
        } ? orig_value_by_value_provider.try(:delete_if) { |value_provider, value|
          value_provider != primary_key
        } : orig_value_by_value_provider.try(:delete_if) { |value_provider, value|
          value_provider.column_model.nil?
        }

        [
          base,
          ActsAsTable.adapter.set_value_for(record_model, base, new_value_by_value_provider, **@options),
        ]
      else
        if base.nil?
          base = options[:new].call
        end

        [
          base,
          ActsAsTable.adapter.set_value_for(record_model, base, orig_value_by_value_provider, **@options),
        ]
      end
    end

    [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 462

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