"use strict";

const conversions = require("webidl-conversions");
const utils = require("./utils.js");
const Element = require("./Element.js");
const impl = utils.implSymbol;
const mixin = utils.mixin;
const ElementCSSInlineStyle = require("./ElementCSSInlineStyle.js");
const GlobalEventHandlers = require("./GlobalEventHandlers.js");
const ElementContentEditable = require("./ElementContentEditable.js");

function HTMLElement() {
  throw new TypeError("Illegal constructor");
}
HTMLElement.prototype = Object.create(Element.interface.prototype);
HTMLElement.prototype.constructor = HTMLElement;

mixin(HTMLElement.prototype, ElementCSSInlineStyle.interface.prototype);
ElementCSSInlineStyle.mixedInto.push(HTMLElement);
mixin(HTMLElement.prototype, GlobalEventHandlers.interface.prototype);
GlobalEventHandlers.mixedInto.push(HTMLElement);
mixin(HTMLElement.prototype, ElementContentEditable.interface.prototype);
ElementContentEditable.mixedInto.push(HTMLElement);

HTMLElement.prototype.click = function click() {
  if (!this || !module.exports.is(this)) {
    throw new TypeError("Illegal invocation");
  }
  const args = [];
  for (let i = 0; i < arguments.length && i < 0; ++i) {
    args[i] = utils.tryImplForWrapper(arguments[i]);
  }
  return this[impl].click.apply(this[impl], args);
};

HTMLElement.prototype.focus = function focus() {
  if (!this || !module.exports.is(this)) {
    throw new TypeError("Illegal invocation");
  }
  const args = [];
  for (let i = 0; i < arguments.length && i < 0; ++i) {
    args[i] = utils.tryImplForWrapper(arguments[i]);
  }
  return this[impl].focus.apply(this[impl], args);
};

HTMLElement.prototype.blur = function blur() {
  if (!this || !module.exports.is(this)) {
    throw new TypeError("Illegal invocation");
  }
  const args = [];
  for (let i = 0; i < arguments.length && i < 0; ++i) {
    args[i] = utils.tryImplForWrapper(arguments[i]);
  }
  return this[impl].blur.apply(this[impl], args);
};

HTMLElement.prototype.toString = function () {
  if (this === HTMLElement.prototype) {
    return "[object HTMLElementPrototype]";
  }
  return Element.interface.prototype.toString.call(this);
};
Object.defineProperty(HTMLElement.prototype, "title", {
  get() {
    const value = this.getAttribute("title");
    return value === null ? "" : value;
  },
  set(V) {
    V = conversions["DOMString"](V);
    this.setAttribute("title", V);
  },
  enumerable: true,
  configurable: true
});

Object.defineProperty(HTMLElement.prototype, "lang", {
  get() {
    const value = this.getAttribute("lang");
    return value === null ? "" : value;
  },
  set(V) {
    V = conversions["DOMString"](V);
    this.setAttribute("lang", V);
  },
  enumerable: true,
  configurable: true
});

Object.defineProperty(HTMLElement.prototype, "dir", {
  get() {
    const value = this.getAttribute("dir");
    return value === null ? "" : value;
  },
  set(V) {
    V = conversions["DOMString"](V);
    this.setAttribute("dir", V);
  },
  enumerable: true,
  configurable: true
});

Object.defineProperty(HTMLElement.prototype, "hidden", {
  get() {
    return this.hasAttribute("hidden");
  },
  set(V) {
    V = conversions["boolean"](V);
    if (V) {
    this.setAttribute("hidden", "");
  } else {
    this.removeAttribute("hidden");
  }
  },
  enumerable: true,
  configurable: true
});

Object.defineProperty(HTMLElement.prototype, "tabIndex", {
  get() {
    return this[impl].tabIndex;
  },
  set(V) {
    V = conversions["long"](V);
    this[impl].tabIndex = V;
  },
  enumerable: true,
  configurable: true
});

Object.defineProperty(HTMLElement.prototype, "accessKey", {
  get() {
    const value = this.getAttribute("accessKey");
    return value === null ? "" : value;
  },
  set(V) {
    V = conversions["DOMString"](V);
    this.setAttribute("accessKey", V);
  },
  enumerable: true,
  configurable: true
});


module.exports = {
  mixedInto: [],
  is(obj) {
    if (obj) {
      if (obj[impl] instanceof Impl.implementation) {
        return true;
      }
      for (let i = 0; i < module.exports.mixedInto.length; ++i) {
        if (obj instanceof module.exports.mixedInto[i]) {
          return true;
        }
      }
    }
    return false;
  },
  isImpl(obj) {
    if (obj) {
      if (obj instanceof Impl.implementation) {
        return true;
      }

      const wrapper = utils.wrapperForImpl(obj);
      for (let i = 0; i < module.exports.mixedInto.length; ++i) {
        if (wrapper instanceof module.exports.mixedInto[i]) {
          return true;
        }
      }
    }
    return false;
  },
  create(constructorArgs, privateData) {
    let obj = Object.create(HTMLElement.prototype);
    this.setup(obj, constructorArgs, privateData);
    return obj;
  },
  createImpl(constructorArgs, privateData) {
    let obj = Object.create(HTMLElement.prototype);
    this.setup(obj, constructorArgs, privateData);
    return utils.implForWrapper(obj);
  },
  _internalSetup(obj) {
    Element._internalSetup(obj);

  },
  setup(obj, constructorArgs, privateData) {
    if (!privateData) privateData = {};
    privateData.wrapper = obj;

    this._internalSetup(obj);

    obj[impl] = new Impl.implementation(constructorArgs, privateData);
    obj[impl][utils.wrapperSymbol] = obj;
  },
  interface: HTMLElement,
  expose: {
    Window: { HTMLElement: HTMLElement }
  }
};


const Impl = require("../nodes/HTMLElement-impl.js");