var _excluded = ["layout", "type", "stroke", "connectNulls", "isRange", "ref"],
  _excluded2 = ["key"];
var _Area;
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); }
function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }
function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } } return target; }
function _extends() { _extends = Object.assign ? Object.assign.bind() : 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 ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
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, _toPropertyKey(descriptor.key), descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
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(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } 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() { try { var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); } catch (t) {} return (_isNativeReflectConstruct = function _isNativeReflectConstruct() { return !!t; })(); }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : 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 } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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); }
/**
 * @fileOverview Area
 */
import React, { PureComponent } from 'react';
import clsx from 'clsx';
import Animate from 'react-smooth';
import isFunction from 'lodash/isFunction';
import max from 'lodash/max';
import isNil from 'lodash/isNil';
import isNan from 'lodash/isNaN';
import isEqual from 'lodash/isEqual';
import { Curve } from '../shape/Curve';
import { Dot } from '../shape/Dot';
import { Layer } from '../container/Layer';
import { LabelList } from '../component/LabelList';
import { Global } from '../util/Global';
import { isNumber, uniqueId, interpolateNumber } from '../util/DataUtils';
import { getCateCoordinateOfLine, getValueByDataKey } from '../util/ChartUtils';
import { filterProps, hasClipDot } from '../util/ReactUtils';
export var Area = /*#__PURE__*/function (_PureComponent) {
  function Area() {
    var _this;
    _classCallCheck(this, Area);
    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }
    _this = _callSuper(this, Area, [].concat(args));
    _defineProperty(_this, "state", {
      isAnimationFinished: true
    });
    _defineProperty(_this, "id", uniqueId('recharts-area-'));
    _defineProperty(_this, "handleAnimationEnd", function () {
      var onAnimationEnd = _this.props.onAnimationEnd;
      _this.setState({
        isAnimationFinished: true
      });
      if (isFunction(onAnimationEnd)) {
        onAnimationEnd();
      }
    });
    _defineProperty(_this, "handleAnimationStart", function () {
      var onAnimationStart = _this.props.onAnimationStart;
      _this.setState({
        isAnimationFinished: false
      });
      if (isFunction(onAnimationStart)) {
        onAnimationStart();
      }
    });
    return _this;
  }
  _inherits(Area, _PureComponent);
  return _createClass(Area, [{
    key: "renderDots",
    value: function renderDots(needClip, clipDot, clipPathId) {
      var isAnimationActive = this.props.isAnimationActive;
      var isAnimationFinished = this.state.isAnimationFinished;
      if (isAnimationActive && !isAnimationFinished) {
        return null;
      }
      var _this$props = this.props,
        dot = _this$props.dot,
        points = _this$props.points,
        dataKey = _this$props.dataKey;
      var areaProps = filterProps(this.props, false);
      var customDotProps = filterProps(dot, true);
      var dots = points.map(function (entry, i) {
        var dotProps = _objectSpread(_objectSpread(_objectSpread({
          key: "dot-".concat(i),
          r: 3
        }, areaProps), customDotProps), {}, {
          index: i,
          cx: entry.x,
          cy: entry.y,
          dataKey: dataKey,
          value: entry.value,
          payload: entry.payload,
          points: points
        });
        return Area.renderDotItem(dot, dotProps);
      });
      var dotsProps = {
        clipPath: needClip ? "url(#clipPath-".concat(clipDot ? '' : 'dots-').concat(clipPathId, ")") : null
      };
      return /*#__PURE__*/React.createElement(Layer, _extends({
        className: "recharts-area-dots"
      }, dotsProps), dots);
    }
  }, {
    key: "renderHorizontalRect",
    value: function renderHorizontalRect(alpha) {
      var _this$props2 = this.props,
        baseLine = _this$props2.baseLine,
        points = _this$props2.points,
        strokeWidth = _this$props2.strokeWidth;
      var startX = points[0].x;
      var endX = points[points.length - 1].x;
      var width = alpha * Math.abs(startX - endX);
      var maxY = max(points.map(function (entry) {
        return entry.y || 0;
      }));
      if (isNumber(baseLine) && typeof baseLine === 'number') {
        maxY = Math.max(baseLine, maxY);
      } else if (baseLine && Array.isArray(baseLine) && baseLine.length) {
        maxY = Math.max(max(baseLine.map(function (entry) {
          return entry.y || 0;
        })), maxY);
      }
      if (isNumber(maxY)) {
        return /*#__PURE__*/React.createElement("rect", {
          x: startX < endX ? startX : startX - width,
          y: 0,
          width: width,
          height: Math.floor(maxY + (strokeWidth ? parseInt("".concat(strokeWidth), 10) : 1))
        });
      }
      return null;
    }
  }, {
    key: "renderVerticalRect",
    value: function renderVerticalRect(alpha) {
      var _this$props3 = this.props,
        baseLine = _this$props3.baseLine,
        points = _this$props3.points,
        strokeWidth = _this$props3.strokeWidth;
      var startY = points[0].y;
      var endY = points[points.length - 1].y;
      var height = alpha * Math.abs(startY - endY);
      var maxX = max(points.map(function (entry) {
        return entry.x || 0;
      }));
      if (isNumber(baseLine) && typeof baseLine === 'number') {
        maxX = Math.max(baseLine, maxX);
      } else if (baseLine && Array.isArray(baseLine) && baseLine.length) {
        maxX = Math.max(max(baseLine.map(function (entry) {
          return entry.x || 0;
        })), maxX);
      }
      if (isNumber(maxX)) {
        return /*#__PURE__*/React.createElement("rect", {
          x: 0,
          y: startY < endY ? startY : startY - height,
          width: maxX + (strokeWidth ? parseInt("".concat(strokeWidth), 10) : 1),
          height: Math.floor(height)
        });
      }
      return null;
    }
  }, {
    key: "renderClipRect",
    value: function renderClipRect(alpha) {
      var layout = this.props.layout;
      if (layout === 'vertical') {
        return this.renderVerticalRect(alpha);
      }
      return this.renderHorizontalRect(alpha);
    }
  }, {
    key: "renderAreaStatically",
    value: function renderAreaStatically(points, baseLine, needClip, clipPathId) {
      var _this$props4 = this.props,
        layout = _this$props4.layout,
        type = _this$props4.type,
        stroke = _this$props4.stroke,
        connectNulls = _this$props4.connectNulls,
        isRange = _this$props4.isRange,
        ref = _this$props4.ref,
        others = _objectWithoutProperties(_this$props4, _excluded);
      return /*#__PURE__*/React.createElement(Layer, {
        clipPath: needClip ? "url(#clipPath-".concat(clipPathId, ")") : null
      }, /*#__PURE__*/React.createElement(Curve, _extends({}, filterProps(others, true), {
        points: points,
        connectNulls: connectNulls,
        type: type,
        baseLine: baseLine,
        layout: layout,
        stroke: "none",
        className: "recharts-area-area"
      })), stroke !== 'none' && /*#__PURE__*/React.createElement(Curve, _extends({}, filterProps(this.props, false), {
        className: "recharts-area-curve",
        layout: layout,
        type: type,
        connectNulls: connectNulls,
        fill: "none",
        points: points
      })), stroke !== 'none' && isRange && /*#__PURE__*/React.createElement(Curve, _extends({}, filterProps(this.props, false), {
        className: "recharts-area-curve",
        layout: layout,
        type: type,
        connectNulls: connectNulls,
        fill: "none",
        points: baseLine
      })));
    }
  }, {
    key: "renderAreaWithAnimation",
    value: function renderAreaWithAnimation(needClip, clipPathId) {
      var _this2 = this;
      var _this$props5 = this.props,
        points = _this$props5.points,
        baseLine = _this$props5.baseLine,
        isAnimationActive = _this$props5.isAnimationActive,
        animationBegin = _this$props5.animationBegin,
        animationDuration = _this$props5.animationDuration,
        animationEasing = _this$props5.animationEasing,
        animationId = _this$props5.animationId;
      var _this$state = this.state,
        prevPoints = _this$state.prevPoints,
        prevBaseLine = _this$state.prevBaseLine;
      // const clipPathId = isNil(id) ? this.id : id;

      return /*#__PURE__*/React.createElement(Animate, {
        begin: animationBegin,
        duration: animationDuration,
        isActive: isAnimationActive,
        easing: animationEasing,
        from: {
          t: 0
        },
        to: {
          t: 1
        },
        key: "area-".concat(animationId),
        onAnimationEnd: this.handleAnimationEnd,
        onAnimationStart: this.handleAnimationStart
      }, function (_ref) {
        var t = _ref.t;
        if (prevPoints) {
          var prevPointsDiffFactor = prevPoints.length / points.length;
          // update animtaion
          var stepPoints = points.map(function (entry, index) {
            var prevPointIndex = Math.floor(index * prevPointsDiffFactor);
            if (prevPoints[prevPointIndex]) {
              var prev = prevPoints[prevPointIndex];
              var interpolatorX = interpolateNumber(prev.x, entry.x);
              var interpolatorY = interpolateNumber(prev.y, entry.y);
              return _objectSpread(_objectSpread({}, entry), {}, {
                x: interpolatorX(t),
                y: interpolatorY(t)
              });
            }
            return entry;
          });
          var stepBaseLine;
          if (isNumber(baseLine) && typeof baseLine === 'number') {
            var interpolator = interpolateNumber(prevBaseLine, baseLine);
            stepBaseLine = interpolator(t);
          } else if (isNil(baseLine) || isNan(baseLine)) {
            var _interpolator = interpolateNumber(prevBaseLine, 0);
            stepBaseLine = _interpolator(t);
          } else {
            stepBaseLine = baseLine.map(function (entry, index) {
              var prevPointIndex = Math.floor(index * prevPointsDiffFactor);
              if (prevBaseLine[prevPointIndex]) {
                var prev = prevBaseLine[prevPointIndex];
                var interpolatorX = interpolateNumber(prev.x, entry.x);
                var interpolatorY = interpolateNumber(prev.y, entry.y);
                return _objectSpread(_objectSpread({}, entry), {}, {
                  x: interpolatorX(t),
                  y: interpolatorY(t)
                });
              }
              return entry;
            });
          }
          return _this2.renderAreaStatically(stepPoints, stepBaseLine, needClip, clipPathId);
        }
        return /*#__PURE__*/React.createElement(Layer, null, /*#__PURE__*/React.createElement("defs", null, /*#__PURE__*/React.createElement("clipPath", {
          id: "animationClipPath-".concat(clipPathId)
        }, _this2.renderClipRect(t))), /*#__PURE__*/React.createElement(Layer, {
          clipPath: "url(#animationClipPath-".concat(clipPathId, ")")
        }, _this2.renderAreaStatically(points, baseLine, needClip, clipPathId)));
      });
    }
  }, {
    key: "renderArea",
    value: function renderArea(needClip, clipPathId) {
      var _this$props6 = this.props,
        points = _this$props6.points,
        baseLine = _this$props6.baseLine,
        isAnimationActive = _this$props6.isAnimationActive;
      var _this$state2 = this.state,
        prevPoints = _this$state2.prevPoints,
        prevBaseLine = _this$state2.prevBaseLine,
        totalLength = _this$state2.totalLength;
      if (isAnimationActive && points && points.length && (!prevPoints && totalLength > 0 || !isEqual(prevPoints, points) || !isEqual(prevBaseLine, baseLine))) {
        return this.renderAreaWithAnimation(needClip, clipPathId);
      }
      return this.renderAreaStatically(points, baseLine, needClip, clipPathId);
    }
  }, {
    key: "render",
    value: function render() {
      var _filterProps;
      var _this$props7 = this.props,
        hide = _this$props7.hide,
        dot = _this$props7.dot,
        points = _this$props7.points,
        className = _this$props7.className,
        top = _this$props7.top,
        left = _this$props7.left,
        xAxis = _this$props7.xAxis,
        yAxis = _this$props7.yAxis,
        width = _this$props7.width,
        height = _this$props7.height,
        isAnimationActive = _this$props7.isAnimationActive,
        id = _this$props7.id;
      if (hide || !points || !points.length) {
        return null;
      }
      var isAnimationFinished = this.state.isAnimationFinished;
      var hasSinglePoint = points.length === 1;
      var layerClass = clsx('recharts-area', className);
      var needClipX = xAxis && xAxis.allowDataOverflow;
      var needClipY = yAxis && yAxis.allowDataOverflow;
      var needClip = needClipX || needClipY;
      var clipPathId = isNil(id) ? this.id : id;
      var _ref2 = (_filterProps = filterProps(dot, false)) !== null && _filterProps !== void 0 ? _filterProps : {
          r: 3,
          strokeWidth: 2
        },
        _ref2$r = _ref2.r,
        r = _ref2$r === void 0 ? 3 : _ref2$r,
        _ref2$strokeWidth = _ref2.strokeWidth,
        strokeWidth = _ref2$strokeWidth === void 0 ? 2 : _ref2$strokeWidth;
      var _ref3 = hasClipDot(dot) ? dot : {},
        _ref3$clipDot = _ref3.clipDot,
        clipDot = _ref3$clipDot === void 0 ? true : _ref3$clipDot;
      var dotSize = r * 2 + strokeWidth;
      return /*#__PURE__*/React.createElement(Layer, {
        className: layerClass
      }, needClipX || needClipY ? /*#__PURE__*/React.createElement("defs", null, /*#__PURE__*/React.createElement("clipPath", {
        id: "clipPath-".concat(clipPathId)
      }, /*#__PURE__*/React.createElement("rect", {
        x: needClipX ? left : left - width / 2,
        y: needClipY ? top : top - height / 2,
        width: needClipX ? width : width * 2,
        height: needClipY ? height : height * 2
      })), !clipDot && /*#__PURE__*/React.createElement("clipPath", {
        id: "clipPath-dots-".concat(clipPathId)
      }, /*#__PURE__*/React.createElement("rect", {
        x: left - dotSize / 2,
        y: top - dotSize / 2,
        width: width + dotSize,
        height: height + dotSize
      }))) : null, !hasSinglePoint ? this.renderArea(needClip, clipPathId) : null, (dot || hasSinglePoint) && this.renderDots(needClip, clipDot, clipPathId), (!isAnimationActive || isAnimationFinished) && LabelList.renderCallByParent(this.props, points));
    }
  }], [{
    key: "getDerivedStateFromProps",
    value: function getDerivedStateFromProps(nextProps, prevState) {
      if (nextProps.animationId !== prevState.prevAnimationId) {
        return {
          prevAnimationId: nextProps.animationId,
          curPoints: nextProps.points,
          curBaseLine: nextProps.baseLine,
          prevPoints: prevState.curPoints,
          prevBaseLine: prevState.curBaseLine
        };
      }
      if (nextProps.points !== prevState.curPoints || nextProps.baseLine !== prevState.curBaseLine) {
        return {
          curPoints: nextProps.points,
          curBaseLine: nextProps.baseLine
        };
      }
      return null;
    }
  }]);
}(PureComponent);
_Area = Area;
_defineProperty(Area, "displayName", 'Area');
_defineProperty(Area, "defaultProps", {
  stroke: '#3182bd',
  fill: '#3182bd',
  fillOpacity: 0.6,
  xAxisId: 0,
  yAxisId: 0,
  legendType: 'line',
  connectNulls: false,
  // points of area
  points: [],
  dot: false,
  activeDot: true,
  hide: false,
  isAnimationActive: !Global.isSsr,
  animationBegin: 0,
  animationDuration: 1500,
  animationEasing: 'ease'
});
_defineProperty(Area, "getBaseValue", function (props, item, xAxis, yAxis) {
  var layout = props.layout,
    chartBaseValue = props.baseValue;
  var itemBaseValue = item.props.baseValue;

  // The baseValue can be defined both on the AreaChart as well as on the Area.
  // The value for the item takes precedence.
  var baseValue = itemBaseValue !== null && itemBaseValue !== void 0 ? itemBaseValue : chartBaseValue;
  if (isNumber(baseValue) && typeof baseValue === 'number') {
    return baseValue;
  }
  var numericAxis = layout === 'horizontal' ? yAxis : xAxis;
  var domain = numericAxis.scale.domain();
  if (numericAxis.type === 'number') {
    var domainMax = Math.max(domain[0], domain[1]);
    var domainMin = Math.min(domain[0], domain[1]);
    if (baseValue === 'dataMin') {
      return domainMin;
    }
    if (baseValue === 'dataMax') {
      return domainMax;
    }
    return domainMax < 0 ? domainMax : Math.max(Math.min(domain[0], domain[1]), 0);
  }
  if (baseValue === 'dataMin') {
    return domain[0];
  }
  if (baseValue === 'dataMax') {
    return domain[1];
  }
  return domain[0];
});
_defineProperty(Area, "getComposedData", function (_ref4) {
  var props = _ref4.props,
    item = _ref4.item,
    xAxis = _ref4.xAxis,
    yAxis = _ref4.yAxis,
    xAxisTicks = _ref4.xAxisTicks,
    yAxisTicks = _ref4.yAxisTicks,
    bandSize = _ref4.bandSize,
    dataKey = _ref4.dataKey,
    stackedData = _ref4.stackedData,
    dataStartIndex = _ref4.dataStartIndex,
    displayedData = _ref4.displayedData,
    offset = _ref4.offset;
  var layout = props.layout;
  var hasStack = stackedData && stackedData.length;
  var baseValue = _Area.getBaseValue(props, item, xAxis, yAxis);
  var isHorizontalLayout = layout === 'horizontal';
  var isRange = false;
  var points = displayedData.map(function (entry, index) {
    var value;
    if (hasStack) {
      value = stackedData[dataStartIndex + index];
    } else {
      value = getValueByDataKey(entry, dataKey);
      if (!Array.isArray(value)) {
        value = [baseValue, value];
      } else {
        isRange = true;
      }
    }
    var isBreakPoint = value[1] == null || hasStack && getValueByDataKey(entry, dataKey) == null;
    if (isHorizontalLayout) {
      return {
        x: getCateCoordinateOfLine({
          axis: xAxis,
          ticks: xAxisTicks,
          bandSize: bandSize,
          entry: entry,
          index: index
        }),
        y: isBreakPoint ? null : yAxis.scale(value[1]),
        value: value,
        payload: entry
      };
    }
    return {
      x: isBreakPoint ? null : xAxis.scale(value[1]),
      y: getCateCoordinateOfLine({
        axis: yAxis,
        ticks: yAxisTicks,
        bandSize: bandSize,
        entry: entry,
        index: index
      }),
      value: value,
      payload: entry
    };
  });
  var baseLine;
  if (hasStack || isRange) {
    baseLine = points.map(function (entry) {
      var x = Array.isArray(entry.value) ? entry.value[0] : null;
      if (isHorizontalLayout) {
        return {
          x: entry.x,
          y: x != null && entry.y != null ? yAxis.scale(x) : null
        };
      }
      return {
        x: x != null ? xAxis.scale(x) : null,
        y: entry.y
      };
    });
  } else {
    baseLine = isHorizontalLayout ? yAxis.scale(baseValue) : xAxis.scale(baseValue);
  }
  return _objectSpread({
    points: points,
    baseLine: baseLine,
    layout: layout,
    isRange: isRange
  }, offset);
});
_defineProperty(Area, "renderDotItem", function (option, props) {
  var dotItem;
  if ( /*#__PURE__*/React.isValidElement(option)) {
    dotItem = /*#__PURE__*/React.cloneElement(option, props);
  } else if (isFunction(option)) {
    dotItem = option(props);
  } else {
    var className = clsx('recharts-area-dot', typeof option !== 'boolean' ? option.className : '');
    var key = props.key,
      rest = _objectWithoutProperties(props, _excluded2);
    dotItem = /*#__PURE__*/React.createElement(Dot, _extends({}, rest, {
      key: key,
      className: className
    }));
  }
  return dotItem;
});