class UploadColumnToPaperclip < ActiveRecord::Migration
  include UploadColumnMigration
  
  def self.up
    
    add_paperclip_fields :products, :setup_file
    Product.reset_column_information
    Product.all.each do |product|
      populate_paperclip_from_upload_column(product, File.join(Rails.root, "public", "files", "downloads"), product[:file], 'setup_file')
    end
    
    add_paperclip_fields :product_icons, :icon
    ProductIcon.reset_column_information
    ProductIcon.all.each do |icon|
      ext = icon[:icon].split(".").last
      populate_paperclip_from_upload_column(icon, File.join(Rails.root, "public", "files", "icons"), "#{icon.product.code}_#{icon.size}.#{ext}", 'icon')
    end
    
    add_paperclip_fields :screenshots, :image
    Screenshot.reset_column_information
    Screenshot.all.each do |screenshot|
      populate_paperclip_from_upload_column(screenshot, File.join(Rails.root, "public", "files", "images"), screenshot[:image], 'image')
    end
    
    add_paperclip_fields :product_images, :image
    ProductImage.reset_column_information
    ProductImage.all.each do |product_image|
      populate_paperclip_from_upload_column(product_image, File.join(Rails.root, "public", "files", "images"), product_image[:image], 'image')
    end
    
  end

  def self.down
    remove_paperclip_fields :products, :setup_file
    remove_paperclip_fields :product_icons, :icon
    remove_paperclip_fields :screenshots, :image
    remove_paperclip_fields :product_images, :image
  end
end