minicomp/wax_tasks

# frozen_string_literal: true

require_relative 'collection/images'
require_relative 'collection/metadata'

module WaxTasks
  #
  class Collection
    attr_reader :name, :config, :ext, :search_fields,
                :page_source, :metadata_source, :imagedata_source,
                :iiif_derivative_source, :simple_derivative_source

    include Collection::Metadata
    include Collection::Images

    IMAGE_DERIVATIVE_DIRECTORY = 'img/derivatives'
    DEFAULT_VARIANTS = { 'thumbnail' => 250, 'fullwidth' => 1140 }.freeze

    #
    #
    def initialize(name, config, source, collections_dir, ext)
      @name                     = name
      @config                   = config
      @page_extension           = ext
      @site_source              = source
      @page_source              = Utils.safe_join source, collections_dir, "_#{@name}"
      @metadata_source          = Utils.safe_join source, '_data', config.dig('metadata', 'source')
      @imagedata_source         = Utils.safe_join source, '_data', config.dig('images', 'source')
      @iiif_derivative_source   = Utils.safe_join source, IMAGE_DERIVATIVE_DIRECTORY, 'iiif'
      @simple_derivative_source = Utils.safe_join source, IMAGE_DERIVATIVE_DIRECTORY, 'simple'
      @search_fields            = %w[pid label thumbnail permalink collection]
      @image_variants           = image_variants
    end

    #
    #
    def image_variants
      vars = @config.dig('images', 'variants') || {}
      DEFAULT_VARIANTS.merge vars
    end

    #
    #
    def clobber_pages
      return unless Dir.exist? @page_source
      puts Rainbow("Removing pages from #{@page_source}").cyan
      FileUtils.remove_dir @page_source, true
    end

    #
    #
    def clobber_derivatives
      [@iiif_derivative_source, @simple_derivative_source].each do |dir|
        if Dir.exist? dir
          puts Rainbow("Removing derivatives from #{dir}").cyan
          FileUtils.remove_dir dir, true
        end
      end
    end
  end
end