nsn-comp/es/comps/DynamicRoute.js

NSN核心组件

import "antd/es/spin/style";
import _Spin from "antd/es/spin";

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _iterableToArrayLimit(arr, i) { if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return; var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

import React, { useEffect, useState } from 'react';
/** 动态路由 */

var DynamicRoute = function DynamicRoute(props) {
  // @ts-ignore
  // match 获得路由参数
  var _props$match = props.match,
      url = _props$match.url,
      params = _props$match.params,
      _props$location = props.location,
      pathname = _props$location.pathname,
      query = _props$location.query,
      search = _props$location.search,
      mapping = props.mapping;
  var defaultJSX = React.createElement("div", {
    style: {
      textAlign: 'center',
      marginTop: 20
    }
  }, React.createElement(_Spin, {
    size: "large"
  }));

  var _useState = useState(defaultJSX),
      _useState2 = _slicedToArray(_useState, 2),
      currentJsx = _useState2[0],
      setCurrentJsx = _useState2[1];

  useEffect(function () {
    // 在路由配置中，带有的参数 page
    // 如： 配置了路由
    // {
    //   path: '/blabla/:page',
    //   component: './MobilePage',
    // }
    // 页面访问时： <a href="/blabla/my-bus"></a>
    // 则在 this.props.match.params 会存在 page 的参数，并且值为 my-bus
    var pageId = params['page'];

    if (pageId && mapping && mapping[pageId]) {
      setCurrentJsx(mapping[pageId]);
    } else {
      setCurrentJsx(React.createElement("span", null, "page not found"));
    }
  }, [pathname]);
  return currentJsx;
};

export { DynamicRoute };