module JsonVoorhees
  class SetupAppGenerator < Rails::Generators::Base
    source_root File.expand_path('../templates', __FILE__)
    #argument :user_class, :type => :string
    class_option :arcadex, :type => :boolean, :default => true, :description => "Include arcadex gem and authentication in api_controller"
    class_option :user, :type => :boolean, :default => true, :description => "Create an engine for the user class"
    class_option :test, :type => :boolean, :default => false, :description => "Set true if running tests to skip things like bundle update and git"

    def sprint
    	create_file_structure
    	dev_test_gems
    	other_gems
    	run_bundle
    	rspec
    	api_controller
      make_admin
    	people
    	routes
    	make_controllers
      #seed db?
      #fancier admin?
    	run_git
    end

    private

    def make_admin
      include_middleware
      if options.user?
        #copy admin page with user engine
        copy_file "views/admin_with_user", "app/views/main/admin.html.erb"
      else 
        #copy admin page without user engine
        copy_file "views/admin_no_user", "app/views/main/admin.html.erb"
      end
   	end

    def include_middleware
      inject_into_file 'config/application.rb', after: "class Application < Rails::Application\n" do <<-'RUBY'

  #So Rails-Api doesn't remove all of the middleware
  config.api_only = false

      RUBY
      end
    end

    def routes
    	route "root to: \"app_index#app\""
  		route "get \'admin\' => \'main#admin\', as: \"admin\" #admin_path"
    end

    def make_controllers
    	generate "controller", "app_index app"
      run "rm -f app/controllers/app_index_controller.rb"
      copy_file "app_index_controller.rb", "app/controllers/app_index_controller.rb"
    	generate "controller", "main admin"
      run "rm -f spec/controllers/main_controller_spec.rb"
      #Copy the views over
      copy_file "views/app", "app/views/app_index/app.html.erb"
      copy_file "views/app_index", "app/views/layouts/app_index.html.erb"
      run "rm -f app/views/layouts/application.html.erb"
      copy_file "views/application", "app/views/layouts/application.html.erb"
      inject_into_file 'app/controllers/application_controller.rb', after: "protect_from_forgery with: :exception\n" do <<-'RUBY'

  #This needs to be put inside a config file. but this is good for now
  #This only requires the password for the admin section of the website
  http_basic_authenticate_with name: "admin", password: "password"

      RUBY
      end
    end

    def run_db_migrations
  		run "rake db:migrate RAILS_ENV=development"
  		run "rake db:migrate RAILS_ENV=test"
  		run "rake db:migrate RAILS_ENV=production"
    end

    def run_git
    	if !options.test?
				git :init
				git add: "."
				run "git commit -m \"Initial commit\""
    	end
    end

    def people
    	if options.user?
    		run "rails plugin new engines/people --mountable"
    		inside('engines/people') do
    			#This needs to run the generator for setting up engines
    			run "rails g json_voorhees:setup_engine people"
          add_generator
    			#Now it needs to create the user class
    			run "rails g scaffold user username:string email:string password_digest:string"
    			run_db_migrations
    			#Add this to the routes and gemfile
    		end
    		#Need to add the engine to the main_apps gemfile
        route "mount People::Engine, at: \'/\'"
        if options.arcadex?
          copy_user_files_over
          route "mount Arcadex::Engine, at: \'/\'"
        end
        insert_people_engine
				run_bundle
				run "rake railties:install:migrations"
				run_db_migrations
    	end
    end

    def add_generator
      inject_into_file "people.gemspec", after: "s.test_files = Dir[\"test/**/*\"]\n" do <<-'RUBY'
  
  s.add_development_dependency "json_voorhees"

      RUBY
      end
    end

    def insert_people_engine
			inject_into_file 'Gemfile', after: "source \'https://rubygems.org\'\n" do <<-'RUBY'

	gem 'people', :path => "engines/people"

			RUBY
			end
    end

    def copy_user_files_over
    	copy_file "user/user_authorizations.rb", "gems/authorization/lib/authorization/people/user.rb"
    	run "rm -f gems/authorization/lib/authorization.rb"
    	copy_file "user/include_authorization.rb", "gems/authorization/lib/authorization.rb"
    	copy_file "user/user_controller.rb", "engines/people/app/controllers/people/api/v1/users_controller.rb"
    	run "rm -f engines/people/app/models/people/user.rb"
    	copy_file "user/user_model.rb", "engines/people/app/models/people/user.rb"
    	run "rm -f engines/people/config/routes.rb"
    	copy_file "user/user_routes.rb", "engines/people/config/routes.rb"
    	copy_file "user/user_serializer.rb", "engines/people/app/serializers/people/user_serializer.rb"
    	copy_file "user/specs/factory_girl.rb", "spec/factories/people_user_factory.rb"
    	copy_file "user/specs/model_specs.rb", "spec/engines/people/api/v1/models/user_spec.rb"
    	copy_file "user/specs/request_specs.rb", "spec/engines/people/api/v1/requests/user_spec.rb"
    	copy_file "user/specs/route_specs.rb", "spec/engines/people/api/v1/routing/user_spec.rb"
    end
                                                            
    def api_controller
    	if options.arcadex?
    		copy_file "api_controller_with_arcadex.rb", "app/controllers/api/v1/api_controller.rb"
    	else
    		copy_file "api_controller_no_arcadex.rb", "app/controllers/api/v1/api_controller.rb"
    	end
    end

    def rspec
			generate "rspec:install"
			run "rm -f .rspec"
			copy_file "hidden_rspec.rb", ".rspec"
			copy_file "rspec_factory_girl.rb", "spec/support/factory_girl.rb"
			inject_into_file 'spec/rails_helper.rb', after: "RSpec.configure do |config|\n" do <<-'RUBY'

	config.include ::Requests::JsonHelpers, :type => :request
	config.include ::Requests::JsonHelpers, :type => :controller

			RUBY
			end
			copy_file "json_helpers.rb", "spec/support/request_helpers.rb"
    end

    def run_bundle
    	if !options.test?
    		run "bundle update"
				run "bundle install"
    	end
    end

    def other_gems
			gem 'authorization', :path => "gems/authorization"
			# This ties in nicely with Ember, 0.8.0 is the stable version
			gem "active_model_serializers", "~> 0.8.0"
			# This is the api of choice now
			gem "rails-api"
			gem 'kaminari'
			gem 'bcrypt', '~> 3.1.7'
			gem 'type_cartographer'
			gem 'devise', "~> 3.2.4" 
			if options.arcadex?
				gem 'arcadex', '~> 1.0.4'
			end
   	end

    def dev_test_gems
			gem_group :development, :test do
				#gem 'sqlite3', '~> 1.3.9'    # dev & test database
				gem 'figaro', '~> 0.7.0'     # env variables
				gem 'annotate', ">=2.6.0"
				gem "better_errors", '~> 1.1.0'
				gem "binding_of_caller", "~> 0.7.1" # needed by better_errors or variable inspection 
				gem 'rspec-rails', '~> 3.0.0'
				gem 'byebug', '~> 3.2.0'
				gem "factory_girl_rails", "~> 4.0"
				gem "database_cleaner", '~> 1.3.0'
			end
    end

    def create_file_structure
    	run "rm -rf test"
			run "rm -f README.rdoc"
			run "echo '# Describe your application here' > README.md"
			run "mkdir engines && touch engines/.gitkeep"
			run "mkdir gems && touch gems/.gitkeep"
			run "mkdir notes && touch notes/.gitkeep"
			run "rails plugin new gems/authorization"
    end

  end
end