/js/DemoHelloWorld/DemoServerGame.js

/**
 File:
 DemoServerGame
 Created By:
 Mario Gonzalez
 Project:
 DemoHelloWorld
 Abstract:
 This is a concrete server instance of our game
 Basic Usage:
 DemoServerGame = new DemoHelloWorld.DemoServerGame();
 DemoServerGame.start();
 DemoServerGame.explodeEveryone();
 Version:
 1.0
 */
(function () {
    require("../model/ImprovedNoise.js");

    DemoHelloWorld.DemoServerGame = function () {
        DemoHelloWorld.DemoServerGame.superclass.constructor.call(this);
        this.setGameDuration(DemoHelloWorld.Constants.GAME_DURATION);
        this.setupRandomField();
        return this;
    };

    DemoHelloWorld.DemoServerGame.prototype = {

        /**
         * Map RealtimeMultiplayerGame.Constants.CMDS to functions
         * If ServerNetChannel does not contain a function, it will check to see if it is a special function which the delegate wants to catch
         * If it is set, it will call that CMD on its delegate
         */
        setupCmdMap: function () {
            DemoHelloWorld.DemoServerGame.superclass.setupCmdMap.call(this);
            this.cmdMap[RealtimeMultiplayerGame.Constants.CMDS.PLAYER_UPDATE] = this.shouldUpdatePlayer;
        },

        /**
         * Randomly places some CircleEntities into game
         */
        setupRandomField: function () {
            //RealtimeMultiplayerGame.model.noise(10, 10, i/total)
            var total = DemoHelloWorld.Constants.MAX_CIRCLES;
            for (var i = 0; i < total; i++) {
                var radius = DemoHelloWorld.Constants.ENTITY_DEFAULT_RADIUS + Math.random() * 5;
                this.createCircleEntity(radius, this.getNextEntityID(), RealtimeMultiplayerGame.Constants.SERVER_SETTING.CLIENT_ID);
            }
        },

        /**
         * Helper method to create a single CircleEntity
         * @param {Number} aRadius
         * @param {Number} anEntityid
         * @param {Number} aClientid
         */
        createCircleEntity: function (aRadius, anEntityid, aClientid) {

            // Create the GameEntity
            var circleEntity = new DemoHelloWorld.CircleEntity(anEntityid, aClientid);
            circleEntity.entityType = DemoHelloWorld.Constants.ENTITY_TYPES.CIRCLE;
            circleEntity.radius = aRadius;
            circleEntity.position.set(Math.random() * DemoHelloWorld.Constants.GAME_WIDTH, Math.random() * DemoHelloWorld.Constants.GAME_HEIGHT);

            // Place the circle and collision circle into corresponding containers
            this.fieldController.addEntity(circleEntity);
            return circleEntity;
        },

        /**
         * Updates the game
         * Creates a WorldEntityDescription which it sends to NetChannel
         */
        tick: function () {
            // Do some fancy stuff for our own game

            // Loop through each entity and move it to the left
            this.fieldController.getEntities().forEach(function (key, entity) {
                entity.position.x -= entity.speed;
                if (entity.position.x < 0) { // reset
                    entity.position.x = DemoHelloWorld.Constants.GAME_WIDTH;
                }
            }, this);

            // Note we call superclass's implementation after we're done
            DemoHelloWorld.DemoServerGame.superclass.tick.call(this);
        },

        /**
         * @inheritDoc
         */
        shouldAddPlayer: function (aClientid, data) {
            // A player has joined the game - do something fancy
            this.createCircleEntity(50, this.getNextEntityID(), aClientid);
        },

        /**
         * @inheritDoc
         */
        shouldUpdatePlayer: function (aClientid, data) {
            var entity = this.fieldController.getEntityWithid(data.payload.entityid);
            entity.input.deconstructInputBitmask(data.payload.input);
        },

        /**
         * @inheritDoc
         */
        shouldRemovePlayer: function (aClientid) {
            DemoHelloWorld.DemoServerGame.superclass.shouldRemovePlayer.call(this, aClientid);
            console.log("DEMO::REMOVEPLAYER");
        },

        /**
         * @inheritDoc
         */
        dealloc: function () {
            DemoHelloWorld.DemoServerGame.superclass.dealloc.call(this);
        }
    };

    // extend RealtimeMultiplayerGame.AbstractServerGame
    RealtimeMultiplayerGame.extend(DemoHelloWorld.DemoServerGame, RealtimeMultiplayerGame.AbstractServerGame, null);
})()