# Room Class
class Room
  include DataMapper::Resource
  property :oid, Integer, :key => true
  property :name, String, :default => 'Unnamed'
  property :display_name, String, :default => 'Unnamed'
  property :desc, Text, :default => 'A nondescript room.'
  property :exits, Object # Hash of exit.name => exit.oid
  property :commands, Object # Hash of cmd.name => cmd.obj
  property :occupants, Object # Array of player oid
  property :contents, Object # Array of item oid
  property :owner, Integer # oid of owner
  property :created_at, DateTime
  property :updated_at, DateTime

  def enter(player)
    room = self
    player.parent_obj = room.oid
    room.occupants << player.oid
    player.save
    room.save
    player.io.puts("You have entered #{room.name}.")
  end

  def leave(player)
    room = self
    room.occupants.delete(player.oid)
    player.parent_obj = nil
    player.io.puts("You have left #{room.name}.")
  end
end

# Player Class
class Player
  include DataMapper::Resource
  property :oid, Integer, :key => true
  property :name, String, :default => "Unnamed"
  property :display_name, String, :default => "Unnamed"
  property :desc, Text, :default => "A nondescript person."
  property :type, String, :default => 'player'
  property :owner, Integer
  property :pwhash, String, :length => 32
  property :access, String
  property :ip, String
  property :connected, Boolean
  property :last_connect, DateTime
  property :ship, Integer
  property :credits, Integer
  property :race, String, :default => "human"
  property :class, String
  property :sex, String
  property :health, Integer
  property :str, Integer, :default => 10
  property :dex, Integer, :default => 10
  property :int, Integer, :default => 10
  property :wis, Integer, :default => 10
  property :con, Integer, :default => 10
  property :cha, Integer, :default => 10
  property :created_at, DateTime
  property :updated_at, DateTime
  property :in_combat_with, Object # Array of enemy.oid
  property :parent_obj, Integer # typically the room.oid the player is in
  property :inventory, Object # Array of item.oid
  property :prefs, Object # Hash of pref_key => pref_value
end

# create first room in the database
room = Room.new(:oid => 0,
  :name => "Room Zero",
  :display_name => "Room Zero",
  :desc => "The initial room object",
  :owner => 1)
room.save

# create the first player in the database
player = Player.new(:oid => 1,
  :name => "NewPlayerTest",
  :pwhash => "acbd18db4cc2f85cedef654fccc4a4d8",
  :access => 'admin')
player.save


steve@dungeon:~/MyRubyMud$ ruby mud.rb
/usr/lib/ruby/gems/1.8/gems/extlib-0.9.13/lib/extlib/hook.rb:248:in `execute_before_create_hook_nan_hook_stack': undefined method `<=' for nil:NilClass (NoMethodError)
        from /usr/lib/ruby/gems/1.8/gems/extlib-0.9.13/lib/extlib/hook.rb:298:in `create_hook'
        from /usr/lib/ruby/gems/1.8/gems/extlib-0.9.13/lib/extlib/hook.rb:297:in `catch'
        from /usr/lib/ruby/gems/1.8/gems/extlib-0.9.13/lib/extlib/hook.rb:297:in `create_hook'
        from /usr/lib/ruby/gems/1.8/gems/dm-core-0.10.0/lib/dm-core/resource.rb:567:in `save_self'
        from /usr/lib/ruby/gems/1.8/gems/dm-core-0.10.0/lib/dm-core/resource.rb:333:in `save'
        from mud.rb:46
steve@dungeon:~/MyRubyMud$ rm world.db db.log
steve@dungeon:~/MyRubyMud$ ruby1.9.1 mud.rb
/opt/ruby1.9.1/lib/ruby1.9.1/gems/1.9.1/gems/extlib-0.9.13/lib/extlib/hook.rb:248:in `execute_before_create_hook_nan_hook_stack': undefined method `<=' for nil:NilClass (NoMethodError)
        from /opt/ruby1.9.1/lib/ruby1.9.1/gems/1.9.1/gems/extlib-0.9.13/lib/extlib/hook.rb:298:in `block in create_hook'
        from /opt/ruby1.9.1/lib/ruby1.9.1/gems/1.9.1/gems/extlib-0.9.13/lib/extlib/hook.rb:297:in `catch'
        from /opt/ruby1.9.1/lib/ruby1.9.1/gems/1.9.1/gems/extlib-0.9.13/lib/extlib/hook.rb:297:in `create_hook'
        from /opt/ruby1.9.1/lib/ruby1.9.1/gems/1.9.1/gems/dm-core-0.10.0/lib/dm-core/resource.rb:567:in `save_self'
        from /opt/ruby1.9.1/lib/ruby1.9.1/gems/1.9.1/gems/dm-core-0.10.0/lib/dm-core/resource.rb:333:in `save'
        from mud.rb:46:in `<main>'