refactored Server and Lobby

app/Game/Channel/GameObjects/Item.js

@@ -0,0 +1,87 @@
+define([
+	"Game/Core/GameObjects/Item"
+],
+ 
+function (Parent) {
+ 
+    function Item(physicsEngine, uid, options) {
+    	Parent.call(this, physicsEngine, uid, options);
+    	this.heldByPlayers = [];
+        this.lastMoved = null;
+    }
+
+    Item.prototype = Object.create(Parent.prototype);
+ 
+
+    Item.prototype.setLastMovedBy = function(player) {
+
+        if(player) {
+            this.lastMoved = {
+                player: player,
+                timestamp: new Date()
+            }
+        } else {
+            this.lastMoved = null;
+        }
+    };
+
+    Item.prototype.isGrabbingAllowed = function(player) {
+        return this.heldByPlayers.length == 0;
+    };
+
+    Item.prototype.beingGrabbed = function(player) {
+    	Parent.prototype.beingGrabbed.call(this, player);
+
+        if(this.isGrabbingAllowed(player)) {
+            this.heldByPlayers.push(player);
+            this.setLastMovedBy(null);
+        }
+    };
+
+    Item.prototype.isReleasingAllowed = function(player) {
+        return true;
+    };
+
+    Item.prototype.beingReleased = function(player) {
+        Parent.prototype.beingReleased.call(this, player);
+
+        if(this.isReleasingAllowed(player)) {
+            var pos = this.heldByPlayers.indexOf(player);
+            if(pos >= 0) {
+                this.heldByPlayers.splice(pos, 1);
+                this.setLastMovedBy(player);
+            }            
+        }
+    };
+
+	Item.prototype.onCollisionChange = function(isColliding, fixture) {
+
+		if(isColliding) {
+			var otherBody = fixture.GetBody();
+			if(otherBody) {
+				var otherItem = otherBody.GetUserData();
+				if(otherItem instanceof Item) {
+					if(!this.lastMoved && !otherItem.lastMoved) return;
+
+					if(this.lastMoved && otherItem.lastMoved) {
+						if(this.lastMoved.timestamp > otherItem.lastMoved.timestamp) {
+							this.setLastMovedBy(otherItem.lastMoved.player);
+						} else {
+							otherItem.setLastMovedBy(this.lastMoved.player);
+						}
+					} else {
+						if(!this.lastMoved) {
+							this.setLastMovedBy(otherItem.lastMoved.player);
+						} else {
+							otherItem.setLastMovedBy(this.lastMoved.player);
+						}
+					}
+				}
+			}
+		}
+	}
+
+
+    return Item;
+ 
+});