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

lib/player.rb

@@ -1,6 +1,7 @@
 class IMICRTS
   class Player
     attr_reader :id, :name, :entities, :orders, :camera
+    attr_reader :selected_entities
     def initialize(id:, name: nil)
       @id = id
       @name = name ? name : "Novice-#{id}"
@@ -8,13 +9,20 @@ class IMICRTS
       @entities = []
       @orders = []
       @camera = Camera.new
+
+      @selected_entities = []
+      @current_entity_id = 0
     end
 
-    def tick
-      puts "Player #{@id}-#{@name} ticked: #{Gosu.milliseconds}"
+    def tick(tick_id)
     end
 
     def entity(id)
+      @entities.find { |ent| ent.id == id }
+    end
+
+    def next_entity_id
+      @current_entity_id += 1
     end
   end
 end