"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));

var _assertThisInitialized2 = _interopRequireDefault(require("@babel/runtime/helpers/assertThisInitialized"));

var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));

var _possibleConstructorReturn2 = _interopRequireDefault(require("@babel/runtime/helpers/possibleConstructorReturn"));

var _getPrototypeOf2 = _interopRequireDefault(require("@babel/runtime/helpers/getPrototypeOf"));

var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));

var _react = _interopRequireDefault(require("react"));

var _styles = require("@material-ui/core/styles");

var _propTypes = _interopRequireDefault(require("prop-types"));

var _isEmpty = _interopRequireDefault(require("lodash/isEmpty"));

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = (0, _getPrototypeOf2["default"])(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = (0, _getPrototypeOf2["default"])(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return (0, _possibleConstructorReturn2["default"])(this, result); }; }

function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }

var ExtraCSSRulesMixin = /*#__PURE__*/function (_React$Component) {
  (0, _inherits2["default"])(ExtraCSSRulesMixin, _React$Component);

  var _super = _createSuper(ExtraCSSRulesMixin);

  function ExtraCSSRulesMixin(props) {
    var _this;

    (0, _classCallCheck2["default"])(this, ExtraCSSRulesMixin);
    _this = _super.call(this, props);
    (0, _defineProperty2["default"])((0, _assertThisInitialized2["default"])(_this), "appendExtraStyles", function () {
      if ((0, _isEmpty["default"])(_this.props.extraCSSRules) || !_this.classesSheet) {
        return;
      }

      var headElement = document.head || document.getElementsByTagName('head')[0];

      if (!headElement) {
        return;
      }

      if (!_this.classesSheet.parentElement) {
        headElement.appendChild(_this.classesSheet);
      }

      var _this$props = _this.props,
          extraCSSRules = _this$props.extraCSSRules,
          classes = _this$props.classes;
      _this.classesSheet.innerHTML = "\n      .".concat(classes.extraCSSRules, " {\n        ").concat(extraCSSRules.rules, "\n      }\n    ");
    });
    _this.classesSheet = document.createElement('style');
    return _this;
  }

  (0, _createClass2["default"])(ExtraCSSRulesMixin, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      this.appendExtraStyles();
    }
  }]);
  return ExtraCSSRulesMixin;
}(_react["default"].Component);

(0, _defineProperty2["default"])(ExtraCSSRulesMixin, "propTypes", {
  extraCSSRules: _propTypes["default"].shape({
    names: _propTypes["default"].arrayOf(_propTypes["default"].string),
    rules: _propTypes["default"].string
  })
});
(0, _defineProperty2["default"])(ExtraCSSRulesMixin, "defaultProps", {
  extraCSSRules: {}
});
var _default = ExtraCSSRulesMixin;
exports["default"] = _default;
//# sourceMappingURL=append-css-rules.js.map