"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = LoadingIcon;

var React = _interopRequireWildcard(require("react"));

var _classnames = _interopRequireDefault(require("classnames"));

var _CSSMotion = _interopRequireDefault(require("rc-animate/lib/CSSMotion"));

var _Loading = _interopRequireDefault(require("../icon/Loading"));

var getCollapsedWidth = function getCollapsedWidth() {
  return {
    width: 0,
    opacity: 0,
    transform: 'scale(0)'
  };
};

var getRealWidth = function getRealWidth(node) {
  return {
    width: node.scrollWidth,
    opacity: 1,
    transform: 'scale(1)'
  };
};

function LoadingIcon(_ref) {
  var prefixCls = _ref.prefixCls,
      loading = _ref.loading,
      existIcon = _ref.existIcon;
  var visible = !!loading;

  if (existIcon) {
    return /*#__PURE__*/React.createElement("span", {
      className: "".concat(prefixCls, "-loading-icon")
    }, /*#__PURE__*/React.createElement(_Loading["default"], null));
  }

  return /*#__PURE__*/React.createElement(_CSSMotion["default"], {
    visible: visible // We do not really use this motionName
    ,
    motionName: "".concat(prefixCls, "-loading-icon-motion"),
    removeOnLeave: true,
    onAppearStart: getCollapsedWidth,
    onAppearActive: getRealWidth,
    onEnterStart: getCollapsedWidth,
    onEnterActive: getRealWidth,
    onLeaveStart: getRealWidth,
    onLeaveActive: getCollapsedWidth
  }, function (_ref2, ref) {
    var className = _ref2.className,
        style = _ref2.style;
    return /*#__PURE__*/React.createElement("span", {
      className: "".concat(prefixCls, "-loading-icon"),
      style: style,
      ref: ref
    }, /*#__PURE__*/React.createElement(_Loading["default"], {
      className: (0, _classnames["default"])(className)
    }));
  });
}