Class: MetadataPresenter::EvaluateConditionals

Inherits:
Object
  • Object
show all
Includes:
ActiveModel::Model
Defined in:
app/models/metadata_presenter/evaluate_conditionals.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#flow ⇒ Object

Returns the value of attribute flow.



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# File 'app/models/metadata_presenter/evaluate_conditionals.rb', line 4

def flow
  @flow
end

#service ⇒ Object

Returns the value of attribute service.



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# File 'app/models/metadata_presenter/evaluate_conditionals.rb', line 4

def service
  @service
end

#user_data ⇒ Object

Returns the value of attribute user_data.



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# File 'app/models/metadata_presenter/evaluate_conditionals.rb', line 4

def user_data
  @user_data
end

Instance Method Details

#page ⇒ Object 



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# File 'app/models/metadata_presenter/evaluate_conditionals.rb', line 6

def page
  evaluated_page_uuid = page_uuid || flow.default_next

  service.find_page_by_uuid(evaluated_page_uuid)
end

#page_uuid ⇒ Object 



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# File 'app/models/metadata_presenter/evaluate_conditionals.rb', line 12

def page_uuid
  @results ||= conditionals.map do |conditional|
    evaluated_expressions = conditional.expressions.map do |expression|
      expression.service = service

      Operator.new(
        expression.operator
      ).evaluate(
        expression.field_label,
        user_data[expression.expression_component.id]
      )
    end

    if conditional.type == 'or' && evaluated_expressions.any?
      conditional.next
    elsif evaluated_expressions.all?
      conditional.next
    end
  end

  @results.flatten.compact.first
end