# frozen_string_literal: true
require_relative 'image'
module XCAssets
  class ImageSet
    attr_reader :name

    attr_reader :images

    def initialize(name)
      @name = name
      @images = []
      scale1_image
      scale2_image
      scale3_image
    end

    def scale1_image
      scale_image('1x')
    end

    def scale2_image
      scale_image('2x')
    end

    def scale3_image
      scale_image('3x')
    end

    def contents
      {
        :info => {
          :author => :xcode,
          :version => 1
        },
        :images => @images.map do |image|
          image.contents
        end
      }
    end

    private

    def scale_image(scale)
      image = @images.find {|i|i.scale == scale}
      unless image
        image = Image.new
        image.scale = scale
        @images << image
      end
      image
    end
  end
end