@alitajs/antd-plus/es/tags/flex-tags.js

基于 ant-design 封装的偏业务组件

import "antd/es/popover/style";
import _Popover from "antd/es/popover";
import "antd/es/tag/style";
import _Tag from "antd/es/tag";

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); }

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 React from 'react';
import useSize from '@pansy/hooks/es/use-size';
import { useMeasureBatch, useMeasure } from '../common/hooks/use-measure';

function findIndex(tagsWidth, maxWidth) {
  var index = -1;
  var count = 0;

  for (var i = 0; i < tagsWidth.length; ++i) {
    if (tagsWidth[i] + count <= maxWidth) {
      count += tagsWidth[i];
      index = i;
    } else {
      break;
    }
  }

  return index;
}

var FlexTags = function FlexTags(props) {
  var _props$list = props.list,
      list = _props$list === void 0 ? [] : _props$list,
      rest = __rest(props, ["list"]); //支持响应式


  var _useSize = useSize(document.querySelector('body')),
      width = _useSize.width;

  var wrapMeasure = useMeasure([width]);
  var tagsMeasure = useMeasureBatch(list.length, [width]);
  var hideMenuPos = findIndex(tagsMeasure.map(function (i) {
    var _a;

    return (_a = i === null || i === void 0 ? void 0 : i.rect) === null || _a === void 0 ? void 0 : _a.width;
  }), //tag有一个8px的间距
  wrapMeasure.rect.width - 35 //35是那个...的tag
  ) + 1;
  var needHidden = hideMenuPos < list.length;

  var renderTags = function renderTags(item, index, ref) {
    var text = item.text,
        rest = __rest(item, ["text"]);

    return /*#__PURE__*/React.createElement("span", {
      key: index,
      ref: ref
    }, /*#__PURE__*/React.createElement(_Tag, rest, text));
  };

  var renderContent = function renderContent() {
    return /*#__PURE__*/React.createElement(React.Fragment, null, list.map(function (i, idx) {
      return renderTags(i, idx);
    }));
  };

  return /*#__PURE__*/React.createElement("div", _extends({
    ref: wrapMeasure.ref
  }, rest), list.slice(0, hideMenuPos).map(function (i, idx) {
    var _a;

    return renderTags(i, idx, (_a = tagsMeasure[idx]) === null || _a === void 0 ? void 0 : _a.ref);
  }), needHidden && /*#__PURE__*/React.createElement(_Popover, {
    placement: "top",
    content: renderContent,
    trigger: "hover"
  }, /*#__PURE__*/React.createElement(_Tag, null, "...")));
};

export default FlexTags;