Phaser Scene (without ES6)

const A = {};

A.Extends = Phaser.Scene;

A.initialize = function () {
    Phaser.Scene.call(this, {key: "sceneA"});
};

A.init = function (data) {
    console.log("Scene A Init", data);
    this.socket = data.socket;
};

A.create = function () {
    console.log("Scene A");
    this.socket.emit("lol", 123);
};

const SceneA = new Phaser.Class(A);

const Battle = {};

Battle.Extends = Phaser.Scene;

Battle.initialize = function () {
    Phaser.Scene.call(this, {key: "battle"});
};

Battle.create = function () {
    console.log("Battle Scene");
    //this.scene.start("sceneA", {xsd:123, abc:321});
};

const BattleScene = new Phaser.Class(Battle);

const config = {
    type: Phaser.AUTO,
    autoStart: false,
    width: 800,
    height: 600,
    parent: "game",
};

const gameInstance = new Phaser.Game(config);

gameInstance.scene.add("sceneA", SceneA);
gameInstance.scene.add("battle", BattleScene);

gameInstance.scene.start("sceneA", {
    socket: socket,
    parametros: "pra passar pra scene"
});