tntd/lib/tntd-select/index.js

tntd是基于 TNT Design 设计体系的 React UI 组件库，主要用于研发企业级中后台产品。

"use strict";

function _typeof(o) {
  "@babel/helpers - typeof";

  return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
    return typeof o;
  } : function (o) {
    return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
  }, _typeof(o);
}
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;
var _react = _interopRequireWildcard(require("react"));
var _configProvider = require("../config-provider");
var _select = _interopRequireDefault(require("../select"));
var _empty = _interopRequireDefault(require("../empty"));
var _spin = _interopRequireDefault(require("../spin"));
var _utils = require("../utils");
var _DropDownWrap = _interopRequireDefault(require("./DropDownWrap"));
var _prevLocale = require("../prev-locale");
require("./index.less");
function _interopRequireDefault(e) {
  return e && e.__esModule ? e : {
    "default": e
  };
}
function _getRequireWildcardCache(e) {
  if ("function" != typeof WeakMap) return null;
  var r = new WeakMap(),
    t = new WeakMap();
  return (_getRequireWildcardCache = function _getRequireWildcardCache(e) {
    return e ? t : r;
  })(e);
}
function _interopRequireWildcard(e, r) {
  if (!r && e && e.__esModule) return e;
  if (null === e || "object" != _typeof(e) && "function" != typeof e) return {
    "default": e
  };
  var t = _getRequireWildcardCache(r);
  if (t && t.has(e)) return t.get(e);
  var n = {
      __proto__: null
    },
    a = Object.defineProperty && Object.getOwnPropertyDescriptor;
  for (var u in e) if ("default" !== u && {}.hasOwnProperty.call(e, u)) {
    var i = a ? Object.getOwnPropertyDescriptor(e, u) : null;
    i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u];
  }
  return n["default"] = e, t && t.set(e, n), n;
}
function _readOnlyError(r) {
  throw new TypeError('"' + r + '" is read-only');
}
function _classCallCheck(a, n) {
  if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function");
}
function _defineProperties(e, r) {
  for (var t = 0; t < r.length; t++) {
    var o = r[t];
    o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o);
  }
}
function _createClass(e, r, t) {
  return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", {
    writable: !1
  }), e;
}
function _toPropertyKey(t) {
  var i = _toPrimitive(t, "string");
  return "symbol" == _typeof(i) ? i : i + "";
}
function _toPrimitive(t, r) {
  if ("object" != _typeof(t) || !t) return t;
  var e = t[Symbol.toPrimitive];
  if (void 0 !== e) {
    var i = e.call(t, r || "default");
    if ("object" != _typeof(i)) return i;
    throw new TypeError("@@toPrimitive must return a primitive value.");
  }
  return ("string" === r ? String : Number)(t);
}
function _callSuper(t, o, e) {
  return o = _getPrototypeOf(o), _possibleConstructorReturn(t, _isNativeReflectConstruct() ? Reflect.construct(o, e || [], _getPrototypeOf(t).constructor) : o.apply(t, e));
}
function _possibleConstructorReturn(t, e) {
  if (e && ("object" == _typeof(e) || "function" == typeof e)) return e;
  if (void 0 !== e) throw new TypeError("Derived constructors may only return object or undefined");
  return _assertThisInitialized(t);
}
function _assertThisInitialized(e) {
  if (void 0 === e) throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
  return e;
}
function _isNativeReflectConstruct() {
  try {
    var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
  } catch (t) {}
  return (_isNativeReflectConstruct = function _isNativeReflectConstruct() {
    return !!t;
  })();
}
function _getPrototypeOf(t) {
  return _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function (t) {
    return t.__proto__ || Object.getPrototypeOf(t);
  }, _getPrototypeOf(t);
}
function _inherits(t, e) {
  if ("function" != typeof e && null !== e) throw new TypeError("Super expression must either be null or a function");
  t.prototype = Object.create(e && e.prototype, {
    constructor: {
      value: t,
      writable: !0,
      configurable: !0
    }
  }), Object.defineProperty(t, "prototype", {
    writable: !1
  }), e && _setPrototypeOf(t, e);
}
function _setPrototypeOf(t, e) {
  return _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function (t, e) {
    return t.__proto__ = e, t;
  }, _setPrototypeOf(t, e);
}
var __rest = void 0 && (void 0).__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;
};
var defaultPlaceholder = (0, _prevLocale.getText)('select', (0, _prevLocale.getLanguage)());
// 页面实际渲染的下拉菜单数量，实际为 2 * ITEM_ELEMENT_NUMBER
var ITEM_ELEMENT_NUMBER = 30;
// Select size 配置
var ITEM_HEIGHT_CFG = {
  small: 24,
  large: 40,
  "default": 32
};
var ARROW_CODE = {
  40: 'down',
  38: 'up'
};
var DROPDOWN_HEIGHT = 224;
var Option = _select["default"].Option;
var SuperSelect = /*#__PURE__*/function (_PureComponent) {
  function SuperSelect(props) {
    var _this;
    _classCallCheck(this, SuperSelect);
    _this = _callSuper(this, SuperSelect, [props]);
    Object.defineProperty(_this, "turnChildren", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(children) {
        if (!children) return [];
        var arr = [];
        if (children && children.props) {
          arr.push(children);
        } else {
          children.forEach(function (item) {
            if (item) {
              if (item instanceof Array) {
                arr = arr.concat(item);
              } else {
                arr.push(item);
              }
            }
          });
        }
        return arr;
      }
    });
    Object.defineProperty(_this, "formulaWidth", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value() {
        // 获取dom设置宽度
        var _this$props = _this.props,
          arr2 = _this$props.children,
          _this$props$dropdownM = _this$props.dropdownMatchSelectWidth,
          dropdownMatchSelectWidth = _this$props$dropdownM === void 0 ? true : _this$props$dropdownM,
          maxWidth = _this$props.maxWidth;
        var selectDom = document.getElementById(_this.id);
        var selectWidth;
        if (selectDom) {
          selectWidth = selectDom.clientWidth || selectDom.offsetWidth;
        }
        var arr = [];
        var formulaMaxWidth = 10;
        if (!dropdownMatchSelectWidth) {
          formulaMaxWidth = maxWidth || 10;
        }
        if (!dropdownMatchSelectWidth && !maxWidth) {
          var _children = _this.turnChildren(arr2);
          for (var i = 0; i < _children.length; i++) {
            var val = _children[i].props.children;
            var textWidth = _this.getTextPixelWith(val);
            arr.push(textWidth.toFixed(2));
          }
          if (arr.length > 0) {
            formulaMaxWidth = Math.max.apply(Math, arr);
          }
        }
        _this.setState({
          selectWidth: selectWidth,
          maxWidth: formulaMaxWidth
        });
      }
    });
    // 获取单行文本的像素宽度
    Object.defineProperty(_this, "getTextPixelWith", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(text) {
        var fontStyle = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : '14px';
        var canvas = document.createElement('canvas'); // 创建 canvas 画布
        var context = canvas.getContext('2d'); // 获取 canvas 绘图上下文环境
        context.font = fontStyle; // 设置字体样式，使用前设置好对应的 font 样式才能准确获取文字的像素长度
        var dimension = context.measureText(text); // 测量文字
        return dimension.width;
      }
    });
    Object.defineProperty(_this, "getItemStyle", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(i) {
        return {
          position: 'absolute',
          top: _this.ITEM_HEIGHT * i,
          width: '100%',
          height: _this.ITEM_HEIGHT
        };
      }
    });
    Object.defineProperty(_this, "preventEvent", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(e) {
        e.preventDefault();
      }
    });
    Object.defineProperty(_this, "addEvent", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value() {
        _this.scrollEle = document.querySelector(".".concat(_this.dropdownClassName));
        // 下拉菜单未展开时元素不存在
        if (!_this.scrollEle) return;
        _this.scrollEle.addEventListener('mousedown', _this.preventEvent, false);
        _this.scrollEle.addEventListener('scroll', _this.onScroll, false);
        _this.inputEle = document.querySelector("#".concat(_this.id));
        if (!_this.inputEle) return;
        _this.inputEle.addEventListener('keydown', _this.onKeyDown, false);
      }
    });
    // 模拟 antd select 按下 上下箭头 键时滚动列表
    Object.defineProperty(_this, "onKeyDown", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(e) {
        var _ref = e || {},
          keyCode = _ref.keyCode;
        setTimeout(function () {
          var activeItem = document.querySelector(".".concat(_this.dropdownClassName, " .ant-select-dropdown-menu-item-active"));
          if (!activeItem) return;
          var offsetTop = activeItem.offsetTop;
          var isUp = ARROW_CODE[keyCode] === 'up';
          var isDown = ARROW_CODE[keyCode] === 'down';
          // 在所有列表第一行按上键
          if (offsetTop - _this.prevTop > DROPDOWN_HEIGHT && isUp && _this.scrollEle) {
            _this.scrollEle.scrollTo(0, _this.allHeight - DROPDOWN_HEIGHT);
            _this.prevTop = _this.allHeight;
            return;
          }
          // 在所有列表中最后一行按下键
          if (_this.prevTop > offsetTop + DROPDOWN_HEIGHT && isDown && _this.scrollEle) {
            _this.scrollEle.scrollTo(0, 0);
            _this.prevTop = 0;
            return;
          }
          _this.prevTop = offsetTop;
          // 向下滚动到下拉框最后一行时，向下滚动一行的高度
          if (offsetTop > _this.scrollEle.scrollTop + DROPDOWN_HEIGHT - _this.ITEM_HEIGHT + 10 && isDown) {
            _this.scrollEle.scrollTo(0, _this.scrollTop + _this.ITEM_HEIGHT);
            return;
          }
          // 向上滚动到下拉框第一一行时，向上滚动一行的高度
          if (offsetTop < _this.scrollEle.scrollTop && isUp) {
            _this.scrollEle.scrollTo(0, _this.scrollTop - _this.ITEM_HEIGHT);
          }
        }, 100);
      }
    });
    Object.defineProperty(_this, "onScroll", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value() {
        return _this.throttleByHeight(_this.onScrollReal);
      }
    });
    Object.defineProperty(_this, "onScrollReal", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value() {
        _this.allList = _this.getUseChildrenList();
        var _this$getStartAndEndI = _this.getStartAndEndIndex(),
          startIndex = _this$getStartAndEndI.startIndex,
          endIndex = _this$getStartAndEndI.endIndex;
        _this.prevScrollTop = _this.scrollTop;
        // 重新渲染列表组件 Wrap
        var allHeight = _this.allList.length * _this.ITEM_HEIGHT || 100;
        _this.wrap.reactList(allHeight, startIndex, endIndex);
      }
    });
    Object.defineProperty(_this, "throttleByHeight", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value() {
        _this.scrollTop = _this.scrollEle.scrollTop;
        // 滚动的高度
        var delta = _this.prevScrollTop - _this.scrollTop;
        delta = delta < 0 ? 0 - delta : delta;
        delta > _this.reactDelta && _this.onScrollReal();
      }
    });
    // 列表可展示所有 children
    Object.defineProperty(_this, "getUseChildrenList", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value() {
        return _this.state.filterChildren || _this.state.children;
      }
    });
    Object.defineProperty(_this, "getStartAndEndIndex", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value() {
        // 滚动后显示在列表可视区中的第一个 item 的 index
        var showIndex = Number((_this.scrollTop / _this.ITEM_HEIGHT).toFixed(0));
        var startIndex = showIndex - ITEM_ELEMENT_NUMBER < 0 ? 0 : showIndex - ITEM_ELEMENT_NUMBER / 2;
        var endIndex = showIndex + ITEM_ELEMENT_NUMBER;
        return {
          startIndex: startIndex,
          endIndex: endIndex
        };
      }
    });
    // 须使用 setTimeout 确保在 dom 加载完成之后添加事件
    Object.defineProperty(_this, "setSuperDropDownMenu", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(visible) {
        if (!visible) return;
        _this.allList = _this.getUseChildrenList();
        if (!_this.eventTimer || !_this.scrollEle) {
          _this.eventTimer = setTimeout(function () {
            return _this.addEvent();
          }, 0);
        } else {
          var allHeight = _this.allList.length * _this.ITEM_HEIGHT || 100;
          // 下拉列表单独重新渲染
          var _this$getStartAndEndI2 = _this.getStartAndEndIndex(),
            startIndex = _this$getStartAndEndI2.startIndex,
            endIndex = _this$getStartAndEndI2.endIndex;
          setTimeout(function () {
            _this.wrap && _this.wrap.reactList(allHeight, startIndex, endIndex);
          }, 0);
        }
      }
    });
    Object.defineProperty(_this, "onDropdownVisibleChange", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(visible) {
        var onDropdownVisibleChange = _this.props.onDropdownVisibleChange;
        onDropdownVisibleChange && onDropdownVisibleChange(visible);
        var _this$state = _this.state,
          value = _this$state.value,
          children = _this$state.children;
        // 关闭下拉框前清空筛选条件，防止下次打开任然显示筛选后的 options
        if (!visible) {
          // 定时器确保关闭后再设置 filterChildren,防止列表刷新闪烁
          setTimeout(function () {
            _this.setState({
              filterChildren: null
            });
            _this.setDefaultScrollTop(value);
          }, 100);
          // this.removeEvent();
        } else {
          // this.addEvent();
          if (value) {
            // 如果已有 value, 设置默认滚动位置
            _this.setDefaultScrollTop();
            // 设置下拉列表显示数据
            _this.setSuperDropDownMenu(visible);
          } else if (!value && value !== 0 && children && children.length > 0) {
            // 无数据时，下拉回归至第一个
            var val = children[0].props.value;
            _this.setDefaultScrollTop(val);
          }
        }
      }
    });
    Object.defineProperty(_this, "onDeselect", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(_value) {
        var onDeselect = _this.props.onDeselect;
        onDeselect && onDeselect(_value);
      }
    });
    // 在搜索重新计算下拉滚动条高度
    Object.defineProperty(_this, "onChange", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(_value2, opt) {
        var _this$props2 = _this.props,
          showSearch = _this$props2.showSearch,
          onChange = _this$props2.onChange,
          autoClearSearchValue = _this$props2.autoClearSearchValue,
          maxCount = _this$props2.maxCount,
          mode = _this$props2.mode;
        if (showSearch || _this.isMultiple) {
          // 搜索模式下选择后是否需要重置搜索状态
          if (autoClearSearchValue !== false) {
            _this.setState({
              filterChildren: null
            }, function () {
              // 搜索成功后重新设置列表的总高度
              _this.setSuperDropDownMenu(true);
            });
          }
        }
        if (mode === 'multiple') {
          if (_value2.length <= maxCount) {
            _this.setState({
              value: _value2
            });
          }
        } else {
          _this.setState({
            value: _value2
          });
        }
        onChange && onChange(_value2, opt);
        if (mode !== 'multiple') {
          _this.select && _this.select.blur();
        }
      }
    });
    Object.defineProperty(_this, "onSearch", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(v) {
        var _this$props3 = _this.props,
          showSearch = _this$props3.showSearch,
          onSearch = _this$props3.onSearch,
          filterOption = _this$props3.filterOption,
          arr = _this$props3.children;
        var children = _this.turnChildren(arr);
        if (showSearch && filterOption !== false) {
          // 须根据 filterOption（如有该自定义函数）手动 filter 搜索匹配的列表
          var filterChildren = null;
          if (typeof filterOption === 'function') {
            filterChildren = children.filter(function (item) {
              return filterOption(v, item);
            });
          } else if (filterOption === undefined) {
            filterChildren = children.filter(function (item) {
              return _this.filterOption(v, item);
            });
          }
          // 搜索框有值，去除disabled=true的children
          var newFilterChild = [];
          filterChildren && filterChildren.forEach(function (item, index) {
            if (!item.props.disabled) {
              newFilterChild.push(item);
            }
          });
          filterChildren = newFilterChild;
          // 设置下拉列表显示数据
          _this.setState({
            filterChildren: v === '' ? null : filterChildren
          }, function () {
            setTimeout(function () {
              // 搜索后需要重置滚动位置到0，防止上次 scrollTop 位置无数据
              if (filterChildren && _this.scrollEle) {
                _this.scrollTop = 0;
                _this.scrollEle.scrollTo(0, 0);
              }
              // 搜索成功后需要重新设置列表的总高度
              _this.setSuperDropDownMenu(true);
            }, 0);
          });
        }
        onSearch && onSearch(v);
      }
    });
    Object.defineProperty(_this, "filterOption", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(v, option) {
        // 自定义过滤对应的 option 属性配置
        var filterProps = _this.props.optionFilterProp || 'value';
        return "".concat(option.props[filterProps]).indexOf(v) >= 0;
      }
    });
    Object.defineProperty(_this, "setDefaultScrollTop", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value(data) {
        var value = _this.state.value;
        var arr = _this.props.children;
        var children = _this.turnChildren(arr);
        var val = data || data === 0 ? data : value;
        var _loop = function _loop() {
            var item = children[i];
            var itemValue = item.props.value;
            if (itemValue === val || Array.isArray(val) && val.includes(itemValue)) {
              var targetScrollTop = i * _this.ITEM_HEIGHT;
              setTimeout(function () {
                if (!_this.scrollEle) {
                  _this.addEvent();
                }
                _this.scrollEle && _this.scrollEle.scrollTo(0, targetScrollTop);
              }, 100);
              return {
                v: void 0
              };
            }
          },
          _ret;
        for (var i = 0; i < children.length; i++) {
          _ret = _loop();
          if (_ret) return _ret.v;
        }
      }
    });
    Object.defineProperty(_this, "removeEvent", {
      enumerable: true,
      configurable: true,
      writable: true,
      value: function value() {
        if (!_this.scrollEle) return;
        _this.scrollEle.removeEventListener('mousedown', _this.preventEvent, false);
        _this.scrollEle.removeEventListener('scroll', _this.onScroll, false);
        if (!_this.inputEle) return;
        _this.inputEle.removeEventListener('keydown', _this.onKeyDown, false);
      }
    });
    var mode = props.mode,
      defaultValue = props.defaultValue,
      value = props.value,
      optionHeight = props.optionHeight,
      arr = props.children;
    _this.isMultiple = ['tags', 'multiple'].includes(mode);
    var children = _this.turnChildren(arr);
    // 设置默认 value
    var defaultV = _this.isMultiple ? [] : '';
    defaultV = value || defaultValue || defaultV;
    _this.state = {
      children: children || [],
      filterChildren: null,
      value: defaultV,
      maxWidth: null,
      selectWidth: null
    };
    // 下拉菜单项行高
    _this.ITEM_HEIGHT = optionHeight || ITEM_HEIGHT_CFG[props.size || 'default'];
    // 可视区 dom 高度
    _this.visibleDomHeight = _this.ITEM_HEIGHT * ITEM_ELEMENT_NUMBER;
    // 滚动时重新渲染的 scrollTop 判断值，大于 reactDelta 则刷新下拉列表
    _this.reactDelta = _this.visibleDomHeight / 3;
    // 是否拖动滚动条快速滚动状态
    _this.isStopReact = false;
    // 上一次滚动的 scrollTop 值
    _this.prevScrollTop = 0;
    // 上一次按下方向键时 scrollTop 值
    _this.prevTop = 0;
    _this.scrollTop = 0;
    // className
    _this.dropdownClassName = "dc".concat(+new Date());
    _this.id = "sid".concat(+new Date());
    return _this;
  }
  _inherits(SuperSelect, _PureComponent);
  return _createClass(SuperSelect, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      var _this2 = this;
      // defaultOpens=true 时添加滚动事件
      setTimeout(function () {
        _this2.addEvent();
      }, 500);
      var arr = this.props.children;
      var children = this.turnChildren(arr);
      // if (children && children.length > 0) {
      this.formulaWidth();
      // }
    }
  }, {
    key: "componentDidUpdate",
    value: function componentDidUpdate(prevProps) {
      var _this3 = this;
      var _this$props4 = this.props,
        mode = _this$props4.mode,
        defaultValue = _this$props4.defaultValue,
        value = _this$props4.value,
        children = _this$props4.children;
      var arr = this.turnChildren(children);
      if (prevProps.children !== children) {
        this.isMultiple = ['tags', 'multiple'].includes(mode);
        this.setState({
          children: arr || [],
          filterChildren: null
        }, function () {
          if (arr && arr.length > 0) {
            // 设置下拉列表显示数据
            if (!value) {
              _this3.scrollTop = 0;
              _this3.scrollEle && _this3.scrollEle.scrollTo(0, 0);
              _this3.setSuperDropDownMenu(true);
            }
            _this3.formulaWidth();
            if (!_this3.inputEle) {
              _this3.removeEvent();
              _this3.addEvent();
            }
          }
        });
      }
      if (prevProps.value !== value) {
        // 更新时设置默认 value
        var defaultV = this.isMultiple ? [] : '';
        defaultV = value || defaultValue || defaultV;
        this.setState({
          value: defaultV
        });
      }
    }
  }, {
    key: "componentWillUnmount",
    value: function componentWillUnmount() {
      this.removeEvent();
    }
  }, {
    key: "render",
    value: function render() {
      var _this4 = this;
      var _this$state2 = this.state,
        maxWidth = _this$state2.maxWidth,
        selectWidth = _this$state2.selectWidth;
      var _a = this.props,
        dropdownStyle = _a.dropdownStyle,
        optionLabelProp = _a.optionLabelProp,
        dropdownClassName = _a.dropdownClassName,
        _a$placeholder = _a.placeholder,
        placeholder = _a$placeholder === void 0 ? defaultPlaceholder : _a$placeholder,
        capitalize = _a.capitalize,
        renderEmpty = _a.renderEmpty,
        props = __rest(_a, ["dropdownStyle", "optionLabelProp", "dropdownClassName", "placeholder", "capitalize", "renderEmpty"]);
      this.allList = this.getUseChildrenList();
      this.allHeight = this.allList.length * this.ITEM_HEIGHT || 100;
      var _this$getStartAndEndI3 = this.getStartAndEndIndex(),
        startIndex = _this$getStartAndEndI3.startIndex,
        endIndex = _this$getStartAndEndI3.endIndex;
      var dynamicWidth = maxWidth;
      if (this.allList.length === 0 || maxWidth < selectWidth) {
        dynamicWidth = selectWidth;
      }
      dropdownStyle = Object.assign(Object.assign({
        maxHeight: "".concat(DROPDOWN_HEIGHT, "px")
      }, dropdownStyle), {
        overflow: 'auto',
        position: 'relative',
        maxWidth: dynamicWidth
      });
      var value = this.state.value;
      // 判断处于 antd Form 中时不自动设置 value
      var _props = Object.assign({}, props);
      // 先删除 value，再手动赋值，防止空 value 影响 placeholder
      delete _props.value;
      // value 为空字符会隐藏 placeholder，改为 undefined
      if (typeof value === 'string' && !value) {
        _props.value = undefined;
      } else {
        _props.value = value;
      }
      optionLabelProp = optionLabelProp || 'children';
      return _react["default"].createElement(_select["default"], Object.assign({}, _props, {
        id: this.id,
        placeholder: (0, _utils.capitalizeFirstLetter)(placeholder, capitalize),
        onSearch: this.onSearch,
        onChange: this.onChange,
        dropdownClassName: "".concat(this.dropdownClassName, " ").concat(dropdownClassName || ''),
        optionLabelProp: optionLabelProp,
        dropdownStyle: dropdownStyle,
        onDropdownVisibleChange: this.onDropdownVisibleChange,
        onDeselect: this.onDeselect,
        ref: function ref(ele) {
          return _this4.select = ele;
        },
        dropdownRender: function dropdownRender(menu, props) {
          if (_props.loading) {
            return _react["default"].createElement(_spin["default"], {
              size: "small",
              style: {
                marginLeft: 8
              }
            });
          }
          if (_this4.allList.length === 0) {
            return _react["default"].createElement("div", {
              className: "tntd-select-empty-container"
            }, renderEmpty ? renderEmpty('Select') : _react["default"].createElement(_empty["default"], {
              image: _empty["default"].PRESENTED_IMAGE_SIMPLE
            }));
          }
          return _react["default"].createElement(_DropDownWrap["default"], Object.assign({}, {
            startIndex: startIndex,
            endIndex: endIndex,
            allHeight: _this4.allHeight,
            menu: menu,
            itemHeight: _this4.ITEM_HEIGHT
          }, {
            ref: function ref(ele) {
              _this4.wrap = ele;
            }
          }));
        }
      }), this.allList);
    }
  }]);
}(_react.PureComponent);
function TntdSelect(props) {
  return _react["default"].createElement(_configProvider.ConfigConsumer, null, function (_ref2) {
    var renderEmpty = _ref2.renderEmpty;
    return _react["default"].createElement(SuperSelect, Object.assign({}, props, {
      renderEmpty: renderEmpty
    }));
  });
}
TntdSelect.Option = Option;
var _default = exports["default"] = TntdSelect;