Updated GarageServer.IO API calls to support client side prediction for entities - #20

lib/controllers/entitycontroller.js

@@ -8,7 +8,7 @@ function EntityController (maxHistorySecondBuffer) {
 }
 
 EntityController.prototype = {
-    add: function (id) {
+    add: function (id, referrerId) {
         var newEntity, entityFound = false;
 
         this.entities.some(function (entity) {
@@ -20,7 +20,8 @@ EntityController.prototype = {
         });
 
         if (!entityFound) {
-            newEntity = new entity(id, this.maxHistorySecondBuffer);
+            var referrerSeq = this.entities.filter(function (value) { return value.referrerId === referrerId; }).length;
+            newEntity = new entity(id, referrerId, referrerSeq, this.maxHistorySecondBuffer);
             this.entities.push(newEntity);
         }
         return newEntity;

lib/entities/entity.js

@@ -2,10 +2,12 @@ var history = require('./history');
 
 exports = module.exports = Entity;
 
-function Entity (id, maxHistorySecondBuffer) {
+function Entity (id, referrerId, referrerSeq, maxHistorySecondBuffer) {
     this.state = {};
     this.sequence = 1;
     this.id = id;
+    this.referrerId = referrerId;
+    this.referrerSeq = referrerSeq;
     this.maxHistorySecondBuffer = maxHistorySecondBuffer;
     this.stateHistory = [];
     this.region = '';

lib/entities/player.js

@@ -3,7 +3,7 @@ var entity = require('./entity');
 exports = module.exports = Player;
 
 function Player (socket, maxHistorySecondBuffer) {
-    entity.call(this, socket.id, maxHistorySecondBuffer);
+    entity.call(this, socket.id, null, null, maxHistorySecondBuffer);
     this.socket = socket;
     this.inputs = [];
 }

lib/garageserver.io.js

@@ -150,8 +150,8 @@ GarageServer.prototype.updateEntityState = function (id, state) {
     this.game.updateEntityState(id, state);
 };
 
-GarageServer.prototype.addEntity = function (id) {
-    this.game.addEntity(id);
+GarageServer.prototype.addEntity = function (id, referrerId) {
+    this.game.addEntity(id, referrerId);
 };
 
 GarageServer.prototype.removeEntity = function (id) {

lib/garageservergame.js

@@ -103,8 +103,8 @@ GarageServerGame.prototype.removePlayer = function (id) {
     this.playerController.remove(id);
 };
 
-GarageServerGame.prototype.addEntity = function (id) {
-    this.entityController.add(id);
+GarageServerGame.prototype.addEntity = function (id, referrerId) {
+    this.entityController.add(id, referrerId);
 };
 
 GarageServerGame.prototype.removeEntity = function (id) {