#!/usr/bin/env ruby

# Require app
require 'rubygems'
require 'templater'
require File.join(File.dirname(__FILE__), '..', 'lib', 'middleman')
require File.join(File.dirname(__FILE__), '..', 'vendor', 'rack-test', 'lib', 'rack', 'test')

module Generators
  extend Templater::Manifold
  desc "Build a staticmatic site"

  class Builder < Templater::Generator
    # Define source and desintation
    def self.source_root; Dir.pwd; end
    def destination_root; File.join(Dir.pwd, 'build'); end

    # Override template to ask staticmatic for the correct extension to output
    def self.template(name, *args, &block)
      return if args.first.include?('layout')
      return if File.basename(args.first)[0,1] == '_'
      
      if (args[0] === args[1])
        newext = case File.extname(args.first)
        when '.haml', '.erb', '.mab', '.maruku'
          '.html'
        when '.sass'
          '.css'
        else
          File.extname(args.first)
        end
        args[1] = args[0].gsub(File.extname(args.first), newext).gsub('views/', '')
      end
      
      super(name, *args, &block)
    end

    def self.file(name, *args, &block)
      puts args.inspect
      args[1] = args[0].gsub('views/', '') if (args[0] === args[1])
      super(name, *args, &block)
    end

    public_files_glob = File.join(source_root, "public", '**/*')
    Dir[public_files_glob].each do |action|
      next if File.directory?(action)
      action = action.sub("#{source_root}/", '')
      file(action.downcase.gsub(/[^a-z0-9]+/, '_').to_sym, action, action.gsub('public/', ''))
    end

    glob! "views", %w(haml sass erb builder mab maruku)
  end

  add :build, Builder
end

Middleman.set :root, Dir.pwd

# Monkey-patch to use a dynamic renderer
class Templater::Actions::Template
  def render
    request_path = destination.gsub(File.join(Dir.pwd, 'build'), "")
    browser = Rack::Test::Session.new(Rack::MockSession.new(Middleman))
    browser.get(request_path)
    browser.last_response.body
  end
end

Generators.run_cli(Dir.pwd, 'mm-build', 1,  %w(build --force).concat(ARGV))