require 'validates_timeliness/formats'
require 'validates_timeliness/validator'
require 'validates_timeliness/validation_methods'
require 'validates_timeliness/spec/rails/matchers/validate_timeliness' if ENV['RAILS_ENV'] == 'test'

require 'validates_timeliness/active_record/attribute_methods'
require 'validates_timeliness/active_record/multiparameter_attributes'
require 'validates_timeliness/action_view/instance_tag'

require 'validates_timeliness/core_ext/time'
require 'validates_timeliness/core_ext/date'
require 'validates_timeliness/core_ext/date_time'

module ValidatesTimeliness
  
  mattr_accessor :default_timezone

  self.default_timezone = :utc 

  LOCALE_PATH = File.expand_path(File.dirname(__FILE__) + '/validates_timeliness/locale/en.yml')

  class << self

    def load_error_messages_with_i18n
      I18n.load_path += [ LOCALE_PATH ]
    end

    def load_error_messages_without_i18n
      messages = YAML::load(IO.read(LOCALE_PATH))
      errors = messages['en']['activerecord']['errors']['messages'].inject({}) {|h,(k,v)| h[k.to_sym] = v.gsub(/\{\{\w*\}\}/, '%s');h }
      ::ActiveRecord::Errors.default_error_messages.update(errors)
    end
    
    def default_error_messages
      if Rails::VERSION::STRING < '2.2'
        ::ActiveRecord::Errors.default_error_messages
      else
        I18n.translate('activerecord.errors.messages')
      end
    end

    def setup_for_rails_2_0
      load_error_messages_without_i18n
    end

    def setup_for_rails_2_1
      load_error_messages_without_i18n
    end

    def setup_for_rails_2_2
      load_error_messages_with_i18n
    end

    def setup_for_rails
      major, minor = Rails::VERSION::MAJOR, Rails::VERSION::MINOR
      self.send("setup_for_rails_#{major}_#{minor}")
      self.default_timezone = ::ActiveRecord::Base.default_timezone
    rescue
      raise "Rails version #{Rails::VERSION::STRING} not yet supported by validates_timeliness plugin"
    end
  end
end

ValidatesTimeliness.setup_for_rails

ValidatesTimeliness::Formats.compile_format_expressions