require 'rails/generators'
require 'rails/generators/rails/app/app_generator'

module Kazan
  class AppGenerator < Rails::Generators::AppGenerator
    hide!

    class_option :database, type: :string, aliases: '-d', default: 'postgresql',
      desc: "Configure for selected database (options: #{DATABASES.join("/")})"

    class_option :skip_test, type: :string, default: '--skip-test-unit'
    class_option :skip_action_cable, type: :string, default: '--skip-action-cable'

    class_option :sidekiq, type: :string, default: ''
    class_option :clockwork, type: :string, default: ''
    class_option :static, type: :string, default: ''

    def finish_template
      invoke :customization
      super
    end

    def customization
      invoke :setup_gitignore
      invoke :setup_ruby
      invoke :setup_gems
      invoke :setup_secrets
      invoke :setup_puma
      invoke :setup_development_environment
      invoke :setup_test_environment
      invoke :setup_production_environment
      invoke :setup_database

      unless options[:api]
        invoke :setup_assets
        invoke :setup_helpers
      end

      invoke :setup_static if options[:static]

      invoke :setup_error_pages
      invoke :setup_bundler_audit
      invoke :setup_spring
      invoke :setup_empty_directories
      invoke :setup_project_repository
      invoke :outro
    end

    def setup_gitignore
      say 'Setup gitignore'

      build :gitignore
    end

    def setup_ruby
      say 'Setup ruby'
      build :ruby_version
    end

    def setup_gems
      say 'Setup gems'
      build :gemfile_api if options[:api]
    end

    def setup_secrets
      say 'Setup secrets'
      build :dotenvs
      build :settings
    end

    def setup_puma
      say 'Setup puma'
      build :puma_config
    end

    def setup_development_environment
      say 'Setup development environment'
      build :exception_on_delivery_errors
      build :exception_on_unpermitted_parameters
      build :exception_on_missing_translations
      build :letter_opener_config
      build :bullet_config
      build :foreman_config
      build :rails_generators_config

      unless options[:api]
        build :quiet_assets_config
      end
    end

    def setup_test_environment
      say 'Setup test environment'
      build :exception_on_missing_assets_in_test
      build :spec_translations_config
      build :spec_action_mailer_config
      build :spec_database_cleaner_config
      build :spec_shoulda_matchers_config
      build :spec_factory_girl_config
      build :rspec_config
      build :rspec_replace_config
    end

    def setup_production_environment
      say 'Setup production environment'
      build :smtp_config
      build :rack_timeout_config
      build :rack_canonical_host_config
      build :rack_deflater_config
      build :rollbar_config
    end

    def setup_database
      say 'Setup database'
      build :postgres_config if options[:database] == 'postgresql'
      build :database_tables
    end

    def setup_assets
      say 'Setup assets'
      build :shared_views_directory
      build :shared_flash
      build :shared_javascript
      build :shared_styles
      build :assets_config
    end

    def setup_helpers
      build :simple_form_config
      build :rack_mini_profiler_config
    end

    def setup_static
      say 'Setup static'

      build :stylesheets_gems
      build :stylesheets_manifest
      build :refils
      build :bitters
    end

    def setup_error_pages
      say 'Customizing the 500/404/422 pages'
      build :static_pages
    end

    def setup_bundler_audit
      say 'Setup bundler audit'
      build :bundler_audit_config
    end

    def setup_spring
      say 'Setup spring binstubs'
      build :spring
    end

    def setup_empty_directories
      say 'Setup empty directories'
      build :empty_directories
    end

    def setup_project_repository
      say 'Setup git reposirory'
      build :init_commit
    end

    def outro
      say 'Last preparation'
    end

    protected

    def get_builder_class
      Kazan::AppBuilder
    end
  end
end