#
# Copyright (c) 2006-2011 Hal Brodigan (postmodern.mod3 at gmail.com)
#
# This file is part of Ronin.
#
# Ronin is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ronin is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ronin.  If not, see <http://www.gnu.org/licenses/>.
#

require 'ronin/ui/output/output'

require 'dm-migrations'

module Ronin
  module Database
    module Migrations
      #
      # Represents a Database Migration.
      #
      class Migration < DataMapper::Migration

        # The dependencies of the migration
        attr_reader :needs

        #
        # Creates a new migration.
        #
        # @param [Symbol] name
        #   The name of the migration.
        #
        # @param [Hash] options
        #   Additional options for the migration.
        #
        # @option options [Boolean] :verbose (false)
        #   Enables or disables verbose output.
        #
        # @option options [Symbol] :repository (:default)
        #   The DataMapper repository the migration will operate on.
        #
        # @option options [Array, Symbol] :needs ([])
        #   Other migrations that are dependencies of the migration.
        #
        # @api private
        #
        def initialize(name,options={},&block)
          options[:verbose] = UI::Output.verbose?

          @needs = Array(options.delete(:needs)).uniq

          super(0,name,options,&block)
        end

      end
    end
  end
end