#---
# require 'merb' must happen after Merb::Config is instantiated
 
require 'rubygems'
require 'set'
require 'fileutils'
require "assistance"
 
$LOAD_PATH.push File.dirname(__FILE__) unless 
  $LOAD_PATH.include?(File.dirname(__FILE__)) || 
  $LOAD_PATH.include?(File.expand_path(File.dirname(__FILE__)))
 
require 'merb_core/autoload'
require 'merb_core/core_ext'
require 'merb_core/gem_ext/erubis'
require 'merb_core/logger'
require 'merb_core/version'
 
 
module Merb
  class << self
    
    def start(argv=ARGV)
      Merb::Config.parse_args(argv)
      BootLoader.run
      case Merb::Config[:adapter]
      when nil
        # Guess.
        if ENV.include?("PHP_FCGI_CHILDREN")
          adapter = Merb::Rack::FastCGI
        else
          begin
            adapter = Merb::Rack::Mongrel
          rescue LoadError => e
            adapter = Merb::Rack::WEBrick
          end
        end
      when "mongrel"
        adapter = Merb::Rack::Mongrel
      when "webrick"
        adapter = Merb::Rack::WEBrick
      when "fastcgi"
        adapter = Merb::Rack::FastCGI
      else
        adapter = Merb::Rack.const_get(server.capitalize)
      end    
      adapter.start_server(Merb::Config[:host], Merb::Config[:port])
    end
    
    attr_accessor :environment, :load_paths
    Merb.load_paths = Hash.new
    
    # This is the core mechanism for setting up your application layout
    # merb-core won't set a default application layout, but merb-more will
    # use the app/:type layout that is in use in Merb 0.5
    #
    # ==== Parameters
    # type<Symbol>:: The type of path being registered (i.e. :view)
    # path<String>:: The full path
    # file_glob<String>:: 
    #   A glob that will be used to autoload files under the path
    def push_path(type, path, file_glob = "**/*.rb") enforce!(type => Symbol)
      load_paths[type] = [path, file_glob]
    end
    
    # Application paths
    def root()          @root || Merb::Config[:merb_root] || Dir.pwd  end
    # ==== Parameters
    # value<String>:: the path to the root of the directory
    def root=(value)    @root = value                                 end
    # ==== Parameters
    # path<String>:: the path to a directory under the root
    def root_path(path) File.join(root, path)                         end
    
    # Logger settings
    attr_accessor :logger
    
    def log_path
      if $TESTING
        "#{Merb.root}/log/merb_test.log"
      elsif !(Merb::Config[:daemonize] || Merb::Config[:cluster] )
        STDOUT
      else
        "#{Merb.root}/log/merb.#{Merb::Config[:port]}.log"
      end
    end
    
    # Framework paths
    def framework_root()  @framework_root ||= File.dirname(__FILE__)          end
      
    # Set up default generator scope
    attr_accessor :generator_scope
    Merb.generator_scope = [:merb_default, :merb, :rspec]
  end
 
end