# coding: utf-8

module Typus

  class << self

    def root
      File.dirname(__FILE__) + "/../"
    end

    def locales
      { "ca" => "Català", 
        "de" => "German", 
        "en" => "English", 
        "es" => "Español", 
        "fr" => "Français", 
        "hu" => "Magyar", 
        "pt-BR" => "Portuguese", 
        "ru" => "Russian" }
    end

    def applications
      Typus::Configuration.config.collect { |i| i.last["application"] }.compact.uniq.sort
    end

    # List of the modules of an application.
    def application(name)
      Typus::Configuration.config.collect { |i| i.first if i.last["application"] == name }.compact.uniq.sort
    end

    # Gets a list of all the models on the configuration file.
    def models
      Typus::Configuration.config.map { |i| i.first }.sort
    end

    def models_on_header
      models.collect { |m| m if m.constantize.typus_options_for(:on_header) }.compact
    end

    # List of resources, which are tableless models.
    def resources
      Typus::Configuration.roles.keys.map do |key|
        Typus::Configuration.roles[key].keys
      end.flatten.sort.uniq.delete_if { |x| models.include?(x) }
    end

    # Gets a list of models under app/models
    def discover_models
      all_models = []
      Dir.chdir(File.join(Rails.root, "app/models")) do
        Dir["**/*.rb"].each do |m|
          class_name = m.sub(/\.rb$/,"").camelize
          klass = class_name.split("::").inject(Object){ |klass,part| klass.const_get(part) }
          all_models << "#{class_name}" if klass < ActiveRecord::Base && !klass.abstract_class?
        end
      end
      return all_models
    end

    def user_class
      Typus::Configuration.options[:user_class_name].constantize
    end

    def user_fk
      Typus::Configuration.options[:user_fk]
    end

    def relationship
      Typus::Configuration.options[:relationship]
    end

    def testing?
      Rails.env.test? && Dir.pwd == "#{Rails.root}/vendor/plugins/typus"
    end

    def plugin?
      File.directory?("#{Rails.root}/vendor/plugins/typus")
    end

    def boot!

      if testing?
        Typus::Configuration.options[:config_folder] = "vendor/plugins/typus/test/config/working"
      end

      # Ruby/Rails Extensions
      require "extensions/array"
      require "extensions/hash"
      require "extensions/object"
      require "extensions/string"
      require "extensions/active_record"

      # Load configuration and roles.
      Typus::Configuration.config!
      Typus::Configuration.roles!

      # Active Record Extensions.
      require "typus/active_record"

      # Typus mixins.
      require "typus/authentication"
      require "typus/format"
      require "typus/preferences"
      require "typus/reloader"
      require "typus/quick_edit"
      require "typus/user"

      # Vendor.
      require "vendor/paginator"
      require "vendor/inherit_views"

    end

  end

end