react-bootstrap/es/ProgressBar.js

import _Object$values from "@babel/runtime-corejs2/core-js/object/values";
import _extends from "@babel/runtime-corejs2/helpers/esm/extends";
import _objectWithoutPropertiesLoose from "@babel/runtime-corejs2/helpers/esm/objectWithoutPropertiesLoose";
import _inheritsLoose from "@babel/runtime-corejs2/helpers/esm/inheritsLoose";
import classNames from 'classnames';
import React, { cloneElement } from 'react';
import PropTypes from 'prop-types';
import { bsClass as setBsClass, bsStyles, getClassSet, prefix, splitBsProps } from './utils/bootstrapUtils';
import { State } from './utils/StyleConfig';
import ValidComponentChildren from './utils/ValidComponentChildren';
var ROUND_PRECISION = 1000;
/**
 * Validate that children, if any, are instances of `<ProgressBar>`.
 */

function onlyProgressBar(props, propName, componentName) {
  var children = props[propName];

  if (!children) {
    return null;
  }

  var error = null;
  React.Children.forEach(children, function (child) {
    if (error) {
      return;
    }
    /**
     * Compare types in a way that works with libraries that patch and proxy
     * components like react-hot-loader.
     *
     * see https://github.com/gaearon/react-hot-loader#checking-element-types
     */


    var element = React.createElement(ProgressBar, null);
    if (child.type === element.type) return;
    var childIdentifier = React.isValidElement(child) ? child.type.displayName || child.type.name || child.type : child;
    error = new Error("Children of " + componentName + " can contain only ProgressBar " + ("components. Found " + childIdentifier + "."));
  });
  return error;
}

var propTypes = {
  min: PropTypes.number,
  now: PropTypes.number,
  max: PropTypes.number,
  label: PropTypes.node,
  srOnly: PropTypes.bool,
  striped: PropTypes.bool,
  active: PropTypes.bool,
  children: onlyProgressBar,

  /**
   * @private
   */
  isChild: PropTypes.bool
};
var defaultProps = {
  min: 0,
  max: 100,
  active: false,
  isChild: false,
  srOnly: false,
  striped: false
};

function getPercentage(now, min, max) {
  var percentage = (now - min) / (max - min) * 100;
  return Math.round(percentage * ROUND_PRECISION) / ROUND_PRECISION;
}

var ProgressBar =
/*#__PURE__*/
function (_React$Component) {
  _inheritsLoose(ProgressBar, _React$Component);

  function ProgressBar() {
    return _React$Component.apply(this, arguments) || this;
  }

  var _proto = ProgressBar.prototype;

  _proto.renderProgressBar = function renderProgressBar(_ref) {
    var _extends2;

    var min = _ref.min,
        now = _ref.now,
        max = _ref.max,
        label = _ref.label,
        srOnly = _ref.srOnly,
        striped = _ref.striped,
        active = _ref.active,
        className = _ref.className,
        style = _ref.style,
        props = _objectWithoutPropertiesLoose(_ref, ["min", "now", "max", "label", "srOnly", "striped", "active", "className", "style"]);

    var _splitBsProps = splitBsProps(props),
        bsProps = _splitBsProps[0],
        elementProps = _splitBsProps[1];

    var classes = _extends({}, getClassSet(bsProps), (_extends2 = {
      active: active
    }, _extends2[prefix(bsProps, 'striped')] = active || striped, _extends2));

    return React.createElement("div", _extends({}, elementProps, {
      role: "progressbar",
      className: classNames(className, classes),
      style: _extends({
        width: getPercentage(now, min, max) + "%"
      }, style),
      "aria-valuenow": now,
      "aria-valuemin": min,
      "aria-valuemax": max
    }), srOnly ? React.createElement("span", {
      className: "sr-only"
    }, label) : label);
  };

  _proto.render = function render() {
    var _this$props = this.props,
        isChild = _this$props.isChild,
        props = _objectWithoutPropertiesLoose(_this$props, ["isChild"]);

    if (isChild) {
      return this.renderProgressBar(props);
    }

    var min = props.min,
        now = props.now,
        max = props.max,
        label = props.label,
        srOnly = props.srOnly,
        striped = props.striped,
        active = props.active,
        bsClass = props.bsClass,
        bsStyle = props.bsStyle,
        className = props.className,
        children = props.children,
        wrapperProps = _objectWithoutPropertiesLoose(props, ["min", "now", "max", "label", "srOnly", "striped", "active", "bsClass", "bsStyle", "className", "children"]);

    return React.createElement("div", _extends({}, wrapperProps, {
      className: classNames(className, 'progress')
    }), children ? ValidComponentChildren.map(children, function (child) {
      return cloneElement(child, {
        isChild: true
      });
    }) : this.renderProgressBar({
      min: min,
      now: now,
      max: max,
      label: label,
      srOnly: srOnly,
      striped: striped,
      active: active,
      bsClass: bsClass,
      bsStyle: bsStyle
    }));
  };

  return ProgressBar;
}(React.Component);

ProgressBar.propTypes = propTypes;
ProgressBar.defaultProps = defaultProps;
export default setBsClass('progress-bar', bsStyles(_Object$values(State), ProgressBar));