wine_import.rb

# wines_controller.rb

def import
  file = params[:file]
  user = current_user.id
  UploadCsvJob.new.async.perform(file, user)
  redirect_to root_path, notice: "Your wines are being imported! Check your wine list for updates."
end

# wine.rb

def self.import(file, current_user_id)
  imported_wines = SmarterCSV.process(file.tempfile, {:force_simple_split => true, :strip_chars_from_headers => /[\-"]/, :remove_unmapped_keys => true, :key_mapping => {:name => :name, :vintage => :vintage, :varietal => :varietal, :price => :price, :notes => :notes, :bottle_size => :bottle_size, :country => :country, :type => :color, :variety => :category}})
  imported_wines.each do |row|
    wine = Wine.new(row)
    wine.user_id = current_user_id
    wine.save!
  end
end