linkmore-design/es/timeline/Timeline.js

🌈 🚀lm组件库。🚀

import _extends from "@babel/runtime/helpers/esm/extends";
import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
import _objectWithoutProperties from "@babel/runtime/helpers/esm/objectWithoutProperties";
var _excluded = ["prefixCls", "pending", "pendingDot", "children", "className", "reverse", "mode"];
import LoadingOutlined from '@ant-design/icons/LoadingOutlined';
import classNames from 'classnames';
import * as React from 'react';
import { ConfigContext } from "../config-provider";
import { cloneElement } from "../_util/reactNode";
import TimelineItem from "./TimelineItem";
var Timeline = function Timeline(props) {
  var _classNames;
  var _React$useContext = React.useContext(ConfigContext),
    getPrefixCls = _React$useContext.getPrefixCls,
    direction = _React$useContext.direction;
  var customizePrefixCls = props.prefixCls,
    _props$pending = props.pending,
    pending = _props$pending === void 0 ? null : _props$pending,
    pendingDot = props.pendingDot,
    children = props.children,
    className = props.className,
    _props$reverse = props.reverse,
    reverse = _props$reverse === void 0 ? false : _props$reverse,
    _props$mode = props.mode,
    mode = _props$mode === void 0 ? '' : _props$mode,
    restProps = _objectWithoutProperties(props, _excluded);
  var prefixCls = getPrefixCls('timeline', customizePrefixCls);
  var pendingNode = typeof pending === 'boolean' ? null : pending;
  var pendingItem = pending ? /*#__PURE__*/React.createElement(TimelineItem, {
    pending: !!pending,
    dot: pendingDot || /*#__PURE__*/React.createElement(LoadingOutlined, null)
  }, pendingNode) : null;
  var timeLineItems = React.Children.toArray(children);
  timeLineItems.push(pendingItem);
  if (reverse) {
    timeLineItems.reverse();
  }
  var getPositionCls = function getPositionCls(ele, idx) {
    if (mode === 'alternate') {
      if (ele.props.position === 'right') return "".concat(prefixCls, "-item-right");
      if (ele.props.position === 'left') return "".concat(prefixCls, "-item-left");
      return idx % 2 === 0 ? "".concat(prefixCls, "-item-left") : "".concat(prefixCls, "-item-right");
    }
    if (mode === 'left') return "".concat(prefixCls, "-item-left");
    if (mode === 'right') return "".concat(prefixCls, "-item-right");
    if (ele.props.position === 'right') return "".concat(prefixCls, "-item-right");
    return '';
  };

  // Remove falsy items
  var truthyItems = timeLineItems.filter(function (item) {
    return !!item;
  });
  var itemsCount = React.Children.count(truthyItems);
  var lastCls = "".concat(prefixCls, "-item-last");
  var items = React.Children.map(truthyItems, function (ele, idx) {
    var pendingClass = idx === itemsCount - 2 ? lastCls : '';
    var readyClass = idx === itemsCount - 1 ? lastCls : '';
    return cloneElement(ele, {
      className: classNames([ele.props.className, !reverse && !!pending ? pendingClass : readyClass, getPositionCls(ele, idx)])
    });
  });
  var hasLabelItem = timeLineItems.some(function (item) {
    var _item$props;
    return !!(item !== null && item !== void 0 && (_item$props = item.props) !== null && _item$props !== void 0 && _item$props.label);
  });
  var classString = classNames(prefixCls, (_classNames = {}, _defineProperty(_classNames, "".concat(prefixCls, "-pending"), !!pending), _defineProperty(_classNames, "".concat(prefixCls, "-reverse"), !!reverse), _defineProperty(_classNames, "".concat(prefixCls, "-").concat(mode), !!mode && !hasLabelItem), _defineProperty(_classNames, "".concat(prefixCls, "-label"), hasLabelItem), _defineProperty(_classNames, "".concat(prefixCls, "-rtl"), direction === 'rtl'), _classNames), className);
  return /*#__PURE__*/React.createElement("ul", _extends({}, restProps, {
    className: classString
  }), items);
};
Timeline.Item = TimelineItem;
export default Timeline;