Stubbed Connection, added #next_entity_id to Player, made Director store and pass to Player the current_tick

lib/director.rb

@@ -1,13 +1,16 @@
 class IMICRTS
   class Director
+    attr_reader :current_tick
     def initialize(map:, players:, networking_mode: :virtual, tick_rate: 10)
       @map = map
       @players = players
+      @connection = IMICRTS::Connection.new(director: self, mode: networking_mode)
       @networking_mode = networking_mode
       @tick_rate = tick_rate
 
       @last_tick_at = Gosu.milliseconds
       @tick_time = 1000.0 / @tick_rate
+      @current_tick = 0
     end
 
     def update
@@ -15,11 +18,14 @@ class IMICRTS
         @last_tick_at = Gosu.milliseconds
 
         tick
+        @connection.update
       end
     end
 
     def tick
-      @players.each(&:tick)
+      @players.each { |player| player.tick(@current_tick) }
+
+      @current_tick += 1
     end
 
     def player(id)