Phaser - StatePlay

var statePlay = {

    create:                         function(){

        game.physics.arcade.gravity.y   = 1200;

        this.map                        = game.add.tilemap('Tilemap1');
        this.map.addTilesetImage        ('Tilemap1', 'ImageTilemap1');
        this.map.setCollisionByExclusion([0], true, 'LayerBlock');
        this.layerBackground            = this.map.createLayer('LayerBackground');
        this.layerBlock                 = this.map.createLayer('LayerBlock');
        this.keyboard                   = game.input.keyboard.createCursorKeys();

        this.coinGroup              = game.add.group();
        this.coinGroup.enabledBody  = true;
        this.map.createFromObjects  ('LayerObject', 4, 'ImageCoin', 0, true, false, this.coinGroup);

        //this.ObjectCoinCreate();
        //this.ObjectPlayerCreate();

    },

    update:                         function(){

        //this.CollisionObject();
        //this.ObjectPlayerUpdate();
        //this.OverlapObject();

    },

    CollisionObject:                function(){

        game.physics.arcade.collide(this.player,            this.layerBlock);
        for(var i = 0; i < this.coinArray.length; i ++){
            game.physics.arcade.collide(this.coinArray[i],  this.layerBlock);
        }

    },

    FindGameObjectsByType:          function(_layer, _map, _type){

        var findObjects = new Array();
        _map.objects[_layer].forEach(

            function(_element){

                if(_element.properties.type == _type){

                    _element.y -= _map.tileHeight;
                    findObjects.push(_element);

                }

            }

        );
        return findObjects;

    },

    PlayerCollectsCoin:             function(_player, _coin){ _coin.destroy(true); },

    ObjectCoinCreate:               function(){

        var findCoin            = this.FindGameObjectsByType('LayerObject', this.map, 'coin');
        this.coinArray          = new Array(findCoin.length);
        for(var i = 0; i < this.coinArray.length; i ++){

            this.coinArray[i]                   = game.add.sprite(findCoin[i].x, findCoin[i].y, 'ImageCoin');
            this.coinArray[i].enabledBody       = true;
            game.physics.arcade.enable          (this.coinArray[i]);
            this.coinArray[i].body.immovable    = true;
            this.coinArray[i].body.moves        = false;

        }

    },

    ObjectPlayerCreate:             function(){

        var findPlayer                  = this.FindGameObjectsByType('LayerObject', this.map, 'playerPortal');
        this.player                     = game.add.sprite(findPlayer[0].x, findPlayer[0].y, 'ImagePlayer');
        this.player.enabledBody         = true;
        game.physics.arcade.enable      (this.player);

    },

    ObjectPlayerUpdate:             function(){

        if      (this.keyboard.left.isDown)     { this.player.body.velocity.x = -200; }
        else if (this.keyboard.right.isDown)    { this.player.body.velocity.x = 200; }
        else                                    { this.player.body.velocity.x = 0; }

        if(

            this.keyboard.up.isDown &&
            this.player.body.onFloor()

        ){ this.player.body.velocity.y = -500; }

    },

    OverlapObject:                  function(){

        for(var i = 0; i < this.coinArray.length; i ++){
            game.physics.arcade.overlap(this.player, this.coinArray[i], this.PlayerCollectsCoin, null, this);
        }

    }

};