module Feedjira
  module Podcast
    module Channel
      class AppleCategory
        include SAXMachine
        include FeedUtilities

        CATEGORIES = {
          "Arts" => [
            "Design",
            "Fashion & Beauty",
            "Food",
            "Literature",
            "Performing Arts",
            "Visual Arts"
          ],
          "Business" => [
            "Business News",
            "Careers",
            "Investing",
            "Management & Marketing",
            "Shopping"
          ],
          "Comedy" => [],
          "Education" => [
            "Educational Technology",
            "Higher Education",
            "K-12",
            "Language Courses",
            "Training"
          ],
          "Games & Hobbies" => [
            "Automotive",
            "Aviation",
            "Hobbies",
            "Other Games",
            "Video Games"
          ],
          "Government & Organizations" => [
            "Local",
            "National",
            "Non-Profit",
            "Regional"
          ],
          "Health" => [
            "Alternative Health",
            "Fitness & Nutrition",
            "Self-Help",
            "Sexuality"
          ],
          "Kids & Family" => [],
          "Music" => [],
          "News & Politics" => [],
          "Religion & Spirituality" => [
            "Buddhism",
            "Christianity",
            "Hinduism",
            "Islam",
            "Judaism",
            "Other",
            "Spirituality"
          ],
          "Science & Medicine" => [
            "Medicine",
            "Natural Sciences",
            "Social Sciences"
          ],
          "Society & Culture" => [
            "History",
            "Personal Journals",
            "Philosophy",
            "Places & Travel"
          ],
          "Sports & Recreation" => [
            "Amateur",
            "College & High School",
            "Outdoor",
            "Professional"
          ],
          "Technology" => [
            "Gadgets",
            "Tech News",
            "Podcasting",
            "Software How-To"
          ],
          "TV & Film" => []
        }

        attribute :text

        elements :"itunes:category", as: :subcategories, class: AppleSubcategory

        def subcategory
          if subcategories.first && subcategories.first.valid?(self)
            subcategories.first
          end
        end

        def valid?
          CATEGORIES.include?(text)
        end
      end
    end
  end
end