content: import _extends from 'babel-runtime/helpers/extends';
  import _objectWithoutProperties from 'babel-runtime/helpers/objectWithoutProperties';
  import _classCallCheck from 'babel-runtime/helpers/classCallCheck';
  import _possibleConstructorReturn from 'babel-runtime/helpers/possibleConstructorReturn';
  import _inherits from 'babel-runtime/helpers/inherits';
  import PropTypes from 'prop-types';
  import React from 'react';
  import invariant from 'invariant';
  import uncontrollable from 'uncontrollable';
  
  import chainFunction from './utils/createChainedFunction';
  import ValidChildren from './utils/ValidComponentChildren';
  import ButtonGroup from './ButtonGroup';
  import ToggleButton from './ToggleButton';
  
  var propTypes = {
    /**
     * An HTML `<input>` name for each child button.
     *
     * __Required if `type` is set to `'radio'`__
     */
    name: PropTypes.string,
  
    /**
     * The value, or array of values, of the active (pressed) buttons
     *
     * @controllable onChange
     */
    value: PropTypes.any,
  
    /**
     * Callback fired when a button is pressed, depending on whether the `type`
     * is `'radio'` or `'checkbox'`, `onChange` will be called with the value or
     * array of active values
     *
     * @controllable values
     */
    onChange: PropTypes.func,
  
    /**
     * The input `type` of the rendered buttons, determines the toggle behavior
     * of the buttons
     */
    type: PropTypes.oneOf(['checkbox', 'radio']).isRequired
  };
  
  var defaultProps = {
    type: 'radio'
  };
  
  var ToggleButtonGroup = function (_React$Component) {
    _inherits(ToggleButtonGroup, _React$Component);
  
    function ToggleButtonGroup() {
      _classCallCheck(this, ToggleButtonGroup);
  
      return _possibleConstructorReturn(this, _React$Component.apply(this, arguments));
    }
  
    ToggleButtonGroup.prototype.getValues = function getValues() {
      var value = this.props.value;
  
      return value == null ? [] : [].concat(value);
    };
  
    ToggleButtonGroup.prototype.handleToggle = function handleToggle(value) {
      var _props = this.props,
          type = _props.type,
          onChange = _props.onChange;
  
      var values = this.getValues();
      var isActive = values.indexOf(value) !== -1;
  
      if (type === 'radio') {
        if (!isActive) {
          onChange(value);
        }
        return;
      }
  
      if (isActive) {
        onChange(values.filter(function (n) {
          return n !== value;
        }));
      } else {
        onChange([].concat(values, [value]));
      }
    };
  
    ToggleButtonGroup.prototype.render = function render() {
      var _this2 = this;
  
      var _props2 = this.props,
          children = _props2.children,
          type = _props2.type,
          name = _props2.name,
          props = _objectWithoutProperties(_props2, ['children', 'type', 'name']);
  
      var values = this.getValues();
  
      !(type !== 'radio' || !!name) ? process.env.NODE_ENV !== 'production' ? invariant(false, 'A `name` is required to group the toggle buttons when the `type` ' + 'is set to "radio"') : invariant(false) : void 0;
  
      delete props.onChange;
      delete props.value;
  
      // the data attribute is required b/c twbs css uses it in the selector
      return React.createElement(
        ButtonGroup,
        _extends({}, props, { 'data-toggle': 'buttons' }),
        ValidChildren.map(children, function (child) {
          var _child$props = child.props,
              value = _child$props.value,
              onChange = _child$props.onChange;
  
          var handler = function handler() {
            return _this2.handleToggle(value);
          };
  
          return React.cloneElement(child, {
            type: type,
            name: child.name || name,
            checked: values.indexOf(value) !== -1,
            onChange: chainFunction(onChange, handler)
          });
        })
      );
    };
  
    return ToggleButtonGroup;
  }(React.Component);
  
  ToggleButtonGroup.propTypes = propTypes;
  ToggleButtonGroup.defaultProps = defaultProps;
  
  var UncontrolledToggleButtonGroup = uncontrollable(ToggleButtonGroup, {
    value: 'onChange'
  });
  
  UncontrolledToggleButtonGroup.Button = ToggleButton;
  
  export default UncontrolledToggleButtonGroup;