choerodon-ui/pro/es/_util/AsyncComponent.js

An enterprise-class UI design language and React-based implementation

import _extends from "@babel/runtime/helpers/extends";
import _classCallCheck from "@babel/runtime/helpers/classCallCheck";
import _createClass from "@babel/runtime/helpers/createClass";
import _inherits from "@babel/runtime/helpers/inherits";
import _createSuper from "@babel/runtime/helpers/createSuper";
import React, { Component } from 'react';
import Spin from '../spin';
import exception from './exception';

var asyncComponent = function asyncComponent(importComponent) {
  var AsyncComponent = /*#__PURE__*/function (_Component) {
    _inherits(AsyncComponent, _Component);

    var _super = _createSuper(AsyncComponent);

    function AsyncComponent() {
      var _this;

      _classCallCheck(this, AsyncComponent);

      _this = _super.apply(this, arguments);
      _this.state = {};
      return _this;
    }

    _createClass(AsyncComponent, [{
      key: "componentDidMount",
      value: function componentDidMount() {
        var _this2 = this;

        importComponent().then(function (_ref) {
          var component = _ref["default"];

          _this2.setState({
            component: component
          });
        }, exception);
      }
    }, {
      key: "render",
      value: function render() {
        var Cmp = this.state.component;
        return Cmp ? /*#__PURE__*/React.createElement(Cmp, _extends({}, this.props)) : /*#__PURE__*/React.createElement(Spin, null);
      }
    }]);

    return AsyncComponent;
  }(Component);

  return AsyncComponent;
};

export default asyncComponent;
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