@aimake/nanod/lib/radio/group.js

## 设计模式 NANO DESIGN 是面向于企业级中台化应用的解决方案。服务于 ToB 和 ToE 类型的单页应用，应用于各产品中从而产出了一套设计及前端规范。

"use strict";

var _typeof3 = require("babel-runtime/helpers/typeof");

var _typeof4 = _interopRequireDefault2(_typeof3);

function _interopRequireDefault2(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

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

var PropTypes = _interopRequireWildcard(require("prop-types"));

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

var _shallowequal = _interopRequireDefault(require("shallowequal"));

var _reactLifecyclesCompat = require("react-lifecycles-compat");

var _radio = _interopRequireDefault(require("./radio"));

var _configProvider = require("../config-provider");

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

function _interopRequireWildcard(obj) {
  if (obj && obj.__esModule) {
    return obj;
  } else {
    var newObj = {};if (obj != null) {
      for (var key in obj) {
        if (Object.prototype.hasOwnProperty.call(obj, key)) {
          var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {};if (desc.get || desc.set) {
            Object.defineProperty(newObj, key, desc);
          } else {
            newObj[key] = obj[key];
          }
        }
      }
    }newObj["default"] = obj;return newObj;
  }
}

function _typeof(obj) {
  if (typeof Symbol === "function" && (0, _typeof4["default"])(Symbol.iterator) === "symbol") {
    _typeof = function _typeof(obj) {
      return typeof obj === "undefined" ? "undefined" : (0, _typeof4["default"])(obj);
    };
  } else {
    _typeof = function _typeof(obj) {
      return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj === "undefined" ? "undefined" : (0, _typeof4["default"])(obj);
    };
  }return _typeof(obj);
}

function _defineProperty(obj, key, value) {
  if (key in obj) {
    Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true });
  } else {
    obj[key] = value;
  }return obj;
}

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

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 getCheckedValue(children) {
  var value = null;
  var matched = false;
  React.Children.forEach(children, function (radio) {
    if (radio && radio.props && radio.props.checked) {
      value = radio.props.value;
      matched = true;
    }
  });
  return matched ? {
    value: value
  } : undefined;
}

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

  function RadioGroup(props) {
    var _this;

    _classCallCheck(this, RadioGroup);

    _this = _possibleConstructorReturn(this, _getPrototypeOf(RadioGroup).call(this, props));

    _this.onRadioChange = function (ev) {
      var lastValue = _this.state.value;
      var value = ev.target.value;

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

      var onChange = _this.props.onChange;

      if (onChange && value !== lastValue) {
        onChange(ev);
      }
    };

    _this.renderGroup = function (_ref) {
      var getPrefixCls = _ref.getPrefixCls;
      var props = _this.props;
      var customizePrefixCls = props.prefixCls,
          _props$className = props.className,
          className = _props$className === void 0 ? '' : _props$className,
          options = props.options,
          buttonStyle = props.buttonStyle;
      var prefixCls = getPrefixCls('radio', customizePrefixCls);
      var groupPrefixCls = "".concat(prefixCls, "-group");
      var classString = (0, _classnames["default"])(groupPrefixCls, "".concat(groupPrefixCls, "-").concat(buttonStyle), _defineProperty({}, "".concat(groupPrefixCls, "-").concat(props.size), props.size), className);
      var children = props.children; // 如果存在 options, 优先使用

      if (options && options.length > 0) {
        children = options.map(function (option, index) {
          if (typeof option === 'string') {
            // 此处类型自动推导为 string
            return React.createElement(_radio["default"], {
              key: index,
              prefixCls: prefixCls,
              disabled: _this.props.disabled,
              value: option,
              onChange: _this.onRadioChange,
              checked: _this.state.value === option
            }, option);
          } else {
            // 此处类型自动推导为 { label: string value: string }
            return React.createElement(_radio["default"], {
              key: index,
              prefixCls: prefixCls,
              disabled: option.disabled || _this.props.disabled,
              value: option.value,
              onChange: _this.onRadioChange,
              checked: _this.state.value === option.value
            }, option.label);
          }
        });
      }

      return React.createElement("div", {
        className: classString,
        style: props.style,
        onMouseEnter: props.onMouseEnter,
        onMouseLeave: props.onMouseLeave,
        id: props.id
      }, children);
    };

    var value;

    if ('value' in props) {
      value = props.value;
    } else if ('defaultValue' in props) {
      value = props.defaultValue;
    } else {
      var checkedValue = getCheckedValue(props.children);
      value = checkedValue && checkedValue.value;
    }

    _this.state = {
      value: value
    };
    return _this;
  }

  _createClass(RadioGroup, [{
    key: "getChildContext",
    value: function getChildContext() {
      return {
        radioGroup: {
          onChange: this.onRadioChange,
          value: this.state.value,
          disabled: this.props.disabled,
          name: this.props.name
        }
      };
    }
  }, {
    key: "shouldComponentUpdate",
    value: function shouldComponentUpdate(nextProps, nextState) {
      return !(0, _shallowequal["default"])(this.props, nextProps) || !(0, _shallowequal["default"])(this.state, nextState);
    }
  }, {
    key: "render",
    value: function render() {
      return React.createElement(_configProvider.ConfigConsumer, null, this.renderGroup);
    }
  }], [{
    key: "getDerivedStateFromProps",
    value: function getDerivedStateFromProps(nextProps) {
      if ('value' in nextProps) {
        return {
          value: nextProps.value
        };
      } else {
        var checkedValue = getCheckedValue(nextProps.children);

        if (checkedValue) {
          return {
            value: checkedValue.value
          };
        }
      }

      return null;
    }
  }]);

  return RadioGroup;
}(React.Component);

RadioGroup.defaultProps = {
  disabled: false,
  buttonStyle: 'outline'
};
RadioGroup.childContextTypes = {
  radioGroup: PropTypes.any
};
(0, _reactLifecyclesCompat.polyfill)(RadioGroup);
var _default = RadioGroup;
exports["default"] = _default;