require 'rails/generators/test_unit'
require 'rails/generators/resource_helpers'

module TestUnit # :nodoc:
  module Generators # :nodoc:
    class ScaffoldGenerator < Base # :nodoc:
      include Rails::Generators::ResourceHelpers

      check_class_collision suffix: "ControllerTest"

      class_option :api, type: :boolean,
                         desc: "Generates API functional tests"

      argument :attributes, type: :array, default: [], banner: "field:type field:type"

      def create_test_files
        template_file = options.api? ? "api_functional_test.rb" : "functional_test.rb"
        template template_file,
                 File.join("test/controllers", controller_class_path, "#{controller_file_name}_controller_test.rb")
      end

      def fixture_name
        @fixture_name ||=
          if mountable_engine?
            (namespace_dirs + [table_name]).join("_")
          else
            table_name
          end
      end

      private

        def attributes_hash
          return if attributes_names.empty?

          attributes_names.map do |name|
            if %w(password password_confirmation).include?(name) && attributes.any?(&:password_digest?)
              "#{name}: 'secret'"
            else
              "#{name}: @#{singular_table_name}.#{name}"
            end
          end.sort.join(', ')
        end
    end
  end
end
