dragon-mobile-ui/lib/Checkbox/CheckboxGroup.js

UI for react.js

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _createClass = 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, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _classnames = require('classnames');

var _classnames2 = _interopRequireDefault(_classnames);

var _Checkbox = require('./Checkbox');

var _Checkbox2 = _interopRequireDefault(_Checkbox);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var CheckboxGroup = function (_Component) {
  _inherits(CheckboxGroup, _Component);

  function CheckboxGroup(props) {
    _classCallCheck(this, CheckboxGroup);

    var _this = _possibleConstructorReturn(this, (CheckboxGroup.__proto__ || Object.getPrototypeOf(CheckboxGroup)).call(this, props));

    _this.state = {
      value: props.value || props.defaultValue || _this.getCheckedValue(props.children)
    };
    return _this;
  }

  _createClass(CheckboxGroup, [{
    key: 'componentWillReceiveProps',
    value: function componentWillReceiveProps(nextProps) {
      if ('value' in nextProps || this.getCheckedValue(nextProps.children)) {
        this.setState({
          value: nextProps.value || this.getCheckedValue(nextProps.children)
        });
      }
    }
  }, {
    key: 'render',
    value: function render() {
      var _this2 = this;

      var props = this.props;

      var items = _react2.default.Children.map(props.children, function (element, index) {
        return (0, _react.cloneElement)(element, {
          key: index,
          onChange: function onChange() {
            return _this2.onCheckboxChange(element.props.value);
          },
          checked: !!(_this2.state.value.indexOf(element.props.value) > -1)
        });
      });

      return _react2.default.createElement(
        'div',
        { className: 'ui-checkbox-group' },
        items
      );
    }
  }, {
    key: 'getCheckedValue',
    value: function getCheckedValue(children) {
      var checkedValue = [];
      _react2.default.Children.forEach(children, function (checkbox) {
        if (checkbox.props && checkbox.props.checked) {
          checkedValue.push(checkbox.props.value);
        }
      });
      return checkedValue;
    }
  }, {
    key: 'onCheckboxChange',
    value: function onCheckboxChange(value) {
      var values = this.state.value,
          index = values.indexOf(value);

      if (index < 0) {
        values.push(value);
      } else {
        values.splice(index, 1);
      }

      this.setState({
        value: values
      });
      this.props.onChange(values);
    }
  }]);

  return CheckboxGroup;
}(_react.Component);

CheckboxGroup.propTypes = {
  onChange: _propTypes2.default.func
};

CheckboxGroup.defaultProps = {
  onChange: function onChange() {}
};

exports.default = CheckboxGroup;