require "rails/generators/rails/app/app_generator"

module Jobshop
  class Dummy
    class << self
      def generate
        new
      end
    end

    def initialize
      options = {
        api: false,
        database: "postgresql",
        skip_gemfile: true,
        skip_git: true,
        skip_bundle: true,
        skip_listen: true,
        skip_test: true,
        template: template_path
      }

      if Dir.exists?(dummy_path)
        FileUtils.rmtree(dummy_path)
        dummy_constant = File.basename(dummy_path).gsub(/\W/, '_').squeeze('_').camelize
        Object.send(:remove_const, dummy_constant)
      end

      Rails::Generators::AppGenerator.new([ dummy_path ], options).invoke_all
    end

    private

    def dummy_path
      @dummy_path ||= File.expand_path("spec/dummy-#{Rails::VERSION::STRING}")
    end

    def template_path
      @template_path ||=
        File.expand_path("../templates/dummy_template.rb", __FILE__)
    end
  end
end