module ExceptionHandler
  class Engine < Rails::Engine

    #########################################################
    #########################################################

      # => Wraps helpers in ExceptionHandler module
      # => http://guides.rubyonrails.org/engines.html#inside-an-engine
      # => http://stackoverflow.com/questions/31877839/accessing-helpers-from-the-parent-app-in-an-isolated-rails-engine
      isolate_namespace ExceptionHandler

      # => Tests
      config.generators do |g|
        g.test_framework :rspec
      end

      # => Assets
      # => For Sprockets 4, had to include link_tree in exception_handler.css
      config.assets.precompile << %w(exception_handler.css)

    #########################################################
    #########################################################

      # => Hooks
      # => This should be config.before_initialize but because ActiveRecord is not initialized, cannot check for table
      initializer :exception_handler, before: "better_errors.configure_rails_initialization" do |app|
        ExceptionHandler.config ||= ExceptionHandler::Config.new config.try(:exception_handler)                       # => Vars
        app.config.exceptions_app = ->(env) { ExceptionHandler::ExceptionController.action(:show).call(env) }         # => Rails
        app.config.consider_all_requests_local = false if Rails.env.development? && ExceptionHandler.config.try(:dev) # => Dev
      end

    #########################################################
    #########################################################

  end
end