require 'rails/generators'
require 'Rake' #need rake to be able to execute shell commands
module Template
#kudos to Mike Farmer from stackoverflow http://stackoverflow.com/users/4082/mike-farmer
  class InstallGenerator < Rails::Generators::Base
    desc "Creates some basic files for a rails 3 app"

    # Add some extra options here:
    # Commandline options can be defined here using Thor-like options:
    # class_option :my_opt, :type => :boolean, :default => false, :desc => "My Option"

    # I can later access that option using:
    # options[:my_opt]


    def self.source_root
      @source_root ||= File.join(File.dirname(__FILE__), 'templates')
    end

  def copy_template_files
      copy_file 'app/controllers/welcome_controller.rb','app/controllers/welcome_controller.rb'
      template 'app/views/layouts/application.html.erb'
      template 'app/views/welcome/index.html.erb'
      template 'config/database.yml'
      template 'public/stylesheets/screen.css'
  end


  def add_routes
      route 'root :to => "welcome#index"'
  end

  def generate_navigation
      generate('navigation_config',"--force")
      @navigation = ''
      while !(controller_name = ask("Enter controller name: [no more controllers]")).blank? do
        c_name = controller_name.scan(/\w+/)[0] #get only first arg.
        generate('controller', c_name+' show') #TODO: push all other args onto end.
        @navigation += 'primary.item :'+controller_name.downcase+' ,\''+controller_name.capitalize+'\', '+controller_name.downcase+'_show_url'+'
        '
      end
      template 'config/navigation.rb'
  end


  def setup_db
      plugin('easypg', :git=>'git://github.com/rahim/easypg.git')
  end

  def run_post_install_scripts
    begin
      sh 'rm public/index.html' #todo other OS.
      sh 'rake db:setup'
    rescue
      puts '----- Unable to run post install scripts. You need to: -------'
      puts '|     -  Remove index file in index.html                     |'
      puts '|     -  Run rake db:setup                                   |'
      puts '|     -  Start your server: rails server                     |'
      puts '---------------------------------------------------------------'
    end
  end

    


  end
end