#--
# Copyright (C) 2008 Dimitrij Denissenko
# Please read LICENSE document for more information.
#++
class Repository < ActiveRecord::Base
  class RevisionNotFound < StandardError
  end
  class InvalidRevision < StandardError
  end

  validates_presence_of :name, :path  
  validates_uniqueness_of :name, :path  
  has_many :changes, :dependent => :destroy
  has_many :changesets, :dependent => :destroy
  has_many :projects, :dependent => :nullify  

  class << self    
    def types
      Repository::Abstract.subclasses.map do |klass|        
        klass.name.demodulize
      end.sort
    end
    
    def klass(type)
      "Repository::#{type.to_s.classify}".constantize rescue nil
    end
    alias_method :[], :klass    
  end

  def kind
    case self[:type]
    when String then self[:type].dup
    when Class  then self[:type].name.demodulize
    else             nil  
    end
  end 
  
  def kind=(value)
  end  
end