antd/es/breadcrumb/Breadcrumb.js

An enterprise-class UI design language and React components implementation

function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread 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(n); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); }

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

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 _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _createSuper(Derived) { return function () { var Super = _getPrototypeOf(Derived), result; if (_isNativeReflectConstruct()) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

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

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

var __rest = this && this.__rest || function (s, e) {
  var t = {};

  for (var p in s) {
    if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0) t[p] = s[p];
  }

  if (s != null && typeof Object.getOwnPropertySymbols === "function") for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
    if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i])) t[p[i]] = s[p[i]];
  }
  return t;
};

import * as React from 'react';
import classNames from 'classnames';
import toArray from "rc-util/es/Children/toArray";
import omit from 'omit.js';
import BreadcrumbItem from './BreadcrumbItem';
import Menu from '../menu';
import { ConfigConsumer } from '../config-provider';
import warning from '../_util/warning';

function getBreadcrumbName(route, params) {
  if (!route.breadcrumbName) {
    return null;
  }

  var paramsKeys = Object.keys(params).join('|');
  var name = route.breadcrumbName.replace(new RegExp(":(".concat(paramsKeys, ")"), 'g'), function (replacement, key) {
    return params[key] || replacement;
  });
  return name;
}

function defaultItemRender(route, params, routes, paths) {
  var isLastItem = routes.indexOf(route) === routes.length - 1;
  var name = getBreadcrumbName(route, params);
  return isLastItem ? /*#__PURE__*/React.createElement("span", null, name) : /*#__PURE__*/React.createElement("a", {
    href: "#/".concat(paths.join('/'))
  }, name);
}

var Breadcrumb = /*#__PURE__*/function (_React$Component) {
  _inherits(Breadcrumb, _React$Component);

  var _super = _createSuper(Breadcrumb);

  function Breadcrumb() {
    var _this;

    _classCallCheck(this, Breadcrumb);

    _this = _super.apply(this, arguments);

    _this.getPath = function (path, params) {
      path = (path || '').replace(/^\//, '');
      Object.keys(params).forEach(function (key) {
        path = path.replace(":".concat(key), params[key]);
      });
      return path;
    };

    _this.addChildPath = function (paths) {
      var childPath = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : '';
      var params = arguments.length > 2 ? arguments[2] : undefined;

      var originalPaths = _toConsumableArray(paths);

      var path = _this.getPath(childPath, params);

      if (path) {
        originalPaths.push(path);
      }

      return originalPaths;
    };

    _this.genForRoutes = function (_ref) {
      var _ref$routes = _ref.routes,
          routes = _ref$routes === void 0 ? [] : _ref$routes,
          _ref$params = _ref.params,
          params = _ref$params === void 0 ? {} : _ref$params,
          separator = _ref.separator,
          _ref$itemRender = _ref.itemRender,
          itemRender = _ref$itemRender === void 0 ? defaultItemRender : _ref$itemRender;
      var paths = [];
      return routes.map(function (route) {
        var path = _this.getPath(route.path, params);

        if (path) {
          paths.push(path);
        } // generated overlay by route.children


        var overlay;

        if (route.children && route.children.length) {
          overlay = /*#__PURE__*/React.createElement(Menu, null, route.children.map(function (child) {
            return /*#__PURE__*/React.createElement(Menu.Item, {
              key: child.path || child.breadcrumbName
            }, itemRender(child, params, routes, _this.addChildPath(paths, child.path, params)));
          }));
        }

        return /*#__PURE__*/React.createElement(BreadcrumbItem, {
          overlay: overlay,
          separator: separator,
          key: path || route.breadcrumbName
        }, itemRender(route, params, routes, paths));
      });
    };

    _this.renderBreadcrumb = function (_ref2) {
      var getPrefixCls = _ref2.getPrefixCls,
          direction = _ref2.direction;
      var crumbs;

      var _a = _this.props,
          customizePrefixCls = _a.prefixCls,
          separator = _a.separator,
          style = _a.style,
          className = _a.className,
          routes = _a.routes,
          children = _a.children,
          restProps = __rest(_a, ["prefixCls", "separator", "style", "className", "routes", "children"]);

      var prefixCls = getPrefixCls('breadcrumb', customizePrefixCls);

      if (routes && routes.length > 0) {
        // generated by route
        crumbs = _this.genForRoutes(_this.props);
      } else if (children) {
        crumbs = toArray(children).map(function (element, index) {
          if (!element) {
            return element;
          }

          warning(element.type && (element.type.__ANT_BREADCRUMB_ITEM === true || element.type.__ANT_BREADCRUMB_SEPARATOR === true), 'Breadcrumb', "Only accepts Breadcrumb.Item and Breadcrumb.Separator as it's children");
          return React.cloneElement(element, {
            separator: separator,
            key: index
          });
        });
      }

      var breadcrumbClassName = classNames(className, prefixCls, _defineProperty({}, "".concat(prefixCls, "-rtl"), direction === 'rtl'));
      return /*#__PURE__*/React.createElement("div", _extends({
        className: breadcrumbClassName,
        style: style
      }, omit(restProps, ['itemRender', 'linkRender', 'nameRender', 'params'])), crumbs);
    };

    return _this;
  }

  _createClass(Breadcrumb, [{
    key: "render",
    value: function render() {
      return /*#__PURE__*/React.createElement(ConfigConsumer, null, this.renderBreadcrumb);
    }
  }]);

  return Breadcrumb;
}(React.Component);

export { Breadcrumb as default };
Breadcrumb.defaultProps = {
  separator: '/'
};