Class: Odca::Overlays::LabelOverlay::CategoryResolver

Inherits:
Object
  • Object
show all
Defined in:
lib/odca/overlays/label_overlay.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CategoryResolver

Returns a new instance of CategoryResolver.



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# File 'lib/odca/overlays/label_overlay.rb', line 43

def initialize
  @attr_categories = []
  @category_labels = {}
  @category_attributes = {}
end

Instance Attribute Details

#attr_categories ⇒ Object (readonly)

Returns the value of attribute attr_categories.



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# File 'lib/odca/overlays/label_overlay.rb', line 41

def attr_categories
  @attr_categories
end

#category_attributes ⇒ Object (readonly)

Returns the value of attribute category_attributes.



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# File 'lib/odca/overlays/label_overlay.rb', line 41

def category_attributes
  @category_attributes
end

#category_labels ⇒ Object (readonly)

Returns the value of attribute category_labels.



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# File 'lib/odca/overlays/label_overlay.rb', line 41

def category_labels
  @category_labels
end

Instance Method Details

#call(attributes) ⇒ Object 



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# File 'lib/odca/overlays/label_overlay.rb', line 49

def call(attributes)
  attributes.each do |attribute|
    next if attribute.categories.empty?
    categories = attribute.categories.dup
    category = categories.pop

    supercategory_numbers = []

    categories.each do |supercategory|
      supercategory_attr = find_or_create_category_attr(
        supercategory_numbers, supercategory
      )
      supercategory_numbers.push(
        supercategory_attr.delete('_').split('-').last
      )
      unless attr_categories.include? supercategory_attr
        attr_categories.push(supercategory_attr)
      end
      category_labels[supercategory_attr] = supercategory
    end

    category_attr = find_or_create_category_attr(
      supercategory_numbers, category
    )
    unless attr_categories.include? category_attr
      attr_categories.push(category_attr)
    end
    category_labels[category_attr] = category

    category_attributes[category_attr] = category_attributes
      .fetch(category_attr) { [] }.push(attribute.attr_name).uniq
  end
  self
end