function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _extends() { _extends = Object.assign || 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 _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); }

function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

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, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

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 } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } 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() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

var __rest = this && this.__rest || function (s, e) {
  var t = {};

  for (var p in s) {
    if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0) t[p] = s[p];
  }

  if (s != null && typeof Object.getOwnPropertySymbols === "function") for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
    if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i])) t[p[i]] = s[p[i]];
  }
  return t;
};

import * as React from 'react';
import * as PropTypes from 'prop-types';
import { polyfill } from 'react-lifecycles-compat';
import classNames from 'classnames';
import shallowEqual from 'shallowequal';
import omit from 'omit.js';
import Checkbox from './Checkbox';
import { ConfigConsumer } from '../config-provider';

var CheckboxGroup = /*#__PURE__*/function (_React$Component) {
  _inherits(CheckboxGroup, _React$Component);

  var _super = _createSuper(CheckboxGroup);

  function CheckboxGroup(props) {
    var _this;

    _classCallCheck(this, CheckboxGroup);

    _this = _super.call(this, props);

    _this.toggleOption = function (option) {
      var optionIndex = _this.state.value.indexOf(option.value);

      var value = _toConsumableArray(_this.state.value);

      if (optionIndex === -1) {
        value.push(option.value);
      } else {
        value.splice(optionIndex, 1);
      }

      if (!('value' in _this.props)) {
        _this.setState({
          value: value
        });
      }

      var onChange = _this.props.onChange;

      if (onChange) {
        onChange(value);
      }
    };

    _this.renderGroup = function (_ref) {
      var getPrefixCls = _ref.getPrefixCls;

      var _assertThisInitialize = _assertThisInitialized(_this),
          props = _assertThisInitialize.props,
          state = _assertThisInitialize.state;

      var customizePrefixCls = props.prefixCls,
          className = props.className,
          style = props.style,
          options = props.options,
          restProps = __rest(props, ["prefixCls", "className", "style", "options"]);

      var prefixCls = getPrefixCls('checkbox', customizePrefixCls);
      var groupPrefixCls = "".concat(prefixCls, "-group");
      var domProps = omit(restProps, ['children', 'defaultValue', 'value', 'onChange', 'disabled']);
      var children = props.children;

      if (options && options.length > 0) {
        children = _this.getOptions().map(function (option) {
          return /*#__PURE__*/React.createElement(Checkbox, {
            prefixCls: prefixCls,
            key: option.value.toString(),
            disabled: 'disabled' in option ? option.disabled : props.disabled,
            value: option.value,
            checked: state.value.indexOf(option.value) !== -1,
            onChange: option.onChange,
            className: "".concat(groupPrefixCls, "-item")
          }, option.label);
        });
      }

      var classString = classNames(groupPrefixCls, className);
      return /*#__PURE__*/React.createElement("div", _extends({
        className: classString,
        style: style
      }, domProps), children);
    };

    _this.state = {
      value: props.value || props.defaultValue || []
    };
    return _this;
  }

  _createClass(CheckboxGroup, [{
    key: "getChildContext",
    value: function getChildContext() {
      return {
        checkboxGroup: {
          toggleOption: this.toggleOption,
          value: this.state.value,
          disabled: this.props.disabled
        }
      };
    }
  }, {
    key: "shouldComponentUpdate",
    value: function shouldComponentUpdate(nextProps, nextState) {
      return !shallowEqual(this.props, nextProps) || !shallowEqual(this.state, nextState);
    }
  }, {
    key: "getOptions",
    value: function getOptions() {
      var options = this.props.options; // https://github.com/Microsoft/TypeScript/issues/7960

      return options.map(function (option) {
        if (typeof option === 'string') {
          return {
            label: option,
            value: option
          };
        }

        return option;
      });
    }
  }, {
    key: "render",
    value: function render() {
      return /*#__PURE__*/React.createElement(ConfigConsumer, null, this.renderGroup);
    }
  }], [{
    key: "getDerivedStateFromProps",
    value: function getDerivedStateFromProps(nextProps) {
      if ('value' in nextProps) {
        return {
          value: nextProps.value || []
        };
      }

      return null;
    }
  }]);

  return CheckboxGroup;
}(React.Component);

CheckboxGroup.defaultProps = {
  options: []
};
CheckboxGroup.propTypes = {
  defaultValue: PropTypes.array,
  value: PropTypes.array,
  options: PropTypes.array.isRequired,
  onChange: PropTypes.func
};
CheckboxGroup.childContextTypes = {
  checkboxGroup: PropTypes.any
};
polyfill(CheckboxGroup);
export default CheckboxGroup;