tweak local storage emulation

build.py

@@ -52,7 +52,6 @@ def size_fmt(num: float) -> str:
         "js/grid.js",
         "js/html_actuator.js",
         "js/keyboard_input_manager.js",
-        "js/local_storage_manager.js",
         "js/tile.js",
     ]
     for path in paths:

index.html

@@ -78,7 +78,6 @@ <h1 class="title">2048</h1>
         <script src="js/html_actuator.js"></script>
         <script src="js/grid.js"></script>
         <script src="js/tile.js"></script>
-        <script src="js/local_storage_manager.js"></script>
         <script src="js/game_manager.js"></script>
         <script src="js/application.js"></script>
     </body>

js/application.js

@@ -1,4 +1,4 @@
 // Wait till the browser is ready to render the game (avoids glitches)
 window.requestAnimationFrame(function () {
-  new GameManager(4, KeyboardInputManager, HTMLActuator, LocalStorageManager);
+  new GameManager(4, KeyboardInputManager, HTMLActuator);
 });

js/game_manager.js

@@ -1,7 +1,30 @@
-function GameManager(size, InputManager, Actuator, StorageManager) {
+function GameManager(size, InputManager, Actuator) {
   this.size           = size; // Size of the grid
   this.inputManager   = new InputManager;
-  this.storageManager = new StorageManager;
+  this.storageManager = (() => {
+      let gameState = undefined;
+      const players = {};
+
+      return {
+          getBestScore: (addr) => (players[addr] ? players[addr].score : 0),
+
+          setBestScore: (addr, name, score) => {
+              players[addr] = {"name": name, "score": score};
+          },
+
+          getScoreboard: () => {
+              return Object.keys(players).map(function (key) {
+                  return [key, players[key]["name"], players[key]["score"]];
+              }).sort((a, b) => b[2] - a[2]);
+          },
+
+          getGameState: () => gameState,
+
+          setGameState: (state) => {gameState = state},
+
+          clearGameState: () => {gameState = undefined}
+      };
+  })();
   this.actuator       = new Actuator;
 
   this.startTiles     = 2;