import BattleScene from "#app/battle-scene";
import Phaser from "phaser";
import {InputsController} from "#app/inputs-controller";
import pad_xbox360 from "#app/configs/inputs/pad_xbox360";
import {holdOn} from "#app/test/utils/gameManagerUtils";
import {initTouchControls} from "#app/touch-controls";
import { JSDOM } from "jsdom";
import fs from "fs";


export default class InputsHandler {
  private scene: BattleScene;
  private events: Phaser.Events.EventEmitter;
  private inputController: InputsController;
  public log = [];
  public logUp = [];
  private fakePad: Fakepad;
  private fakeMobile: FakeMobile;

  constructor(scene: BattleScene) {
    this.scene = scene;
    this.inputController = this.scene.inputController;
    this.fakePad = new Fakepad(pad_xbox360);
    this.fakeMobile = new FakeMobile();
    this.scene.input.gamepad.gamepads.push(this.fakePad);
    this.init();
  }

  pressTouch(button: string, duration: integer): Promise<void> {
    return new Promise(async (resolve) => {
      this.fakeMobile.touchDown(button);
      await holdOn(duration);
      this.fakeMobile.touchUp(button);
      resolve();
    });
  }

  pressGamepadButton(button: integer, duration: integer): Promise<void> {
    return new Promise(async (resolve) => {
      this.scene.input.gamepad.emit("down", this.fakePad, {index: button});
      await holdOn(duration);
      this.scene.input.gamepad.emit("up", this.fakePad, {index: button});
      resolve();
    });
  }

  pressKeyboardKey(key: integer, duration: integer): Promise<void> {
    return new Promise(async (resolve) => {
      this.scene.input.keyboard.emit("keydown", {keyCode: key});
      await holdOn(duration);
      this.scene.input.keyboard.emit("keyup", {keyCode: key});
      resolve();
    });
  }

  init(): void {
    setInterval(() => {
      this.inputController.update();
    });
    initTouchControls(this.inputController.events);
    this.events = this.inputController.events;
    this.scene.input.gamepad.emit("connected", this.fakePad);
    this.listenInputs();
  }

  listenInputs(): void {
    this.events.on("input_down", (event) => {
      this.log.push({type: "input_down", button: event.button});
    }, this);

    this.events.on("input_up", (event) => {
      this.logUp.push({type: "input_up", button: event.button});
    }, this);
  }
}

class Fakepad extends Phaser.Input.Gamepad.Gamepad {
  public id: string;
  public index: number;

  constructor(pad) {
    super(undefined, {...pad, buttons: pad.deviceMapping, axes: []});
    this.id = "xbox_360_fakepad";
    this.index = 0;
  }
}

class FakeMobile {
  constructor() {
    const fakeMobilePage = fs.readFileSync("./src/test/utils/fakeMobile.html", {encoding: "utf8", flag: "r"});
    const dom = new JSDOM(fakeMobilePage);
    Object.defineProperty(window, "document", {
      value: dom.window.document,
      configurable: true,
    });
  }

  touchDown(button: string) {
    const node = document.querySelector(`[data-key][id='${button}']`);
    if (!node) {
      return;
    }
    const event = new Event("touchstart");
    node.dispatchEvent(event);
  }

  touchUp(button: string) {
    const node = document.querySelector(`[data-key][id='${button}']`);
    if (!node) {
      return;
    }
    const event = new Event("touchend");
    node.dispatchEvent(event);
  }
}