choerodon-ui/es/radio/group.js

An enterprise-class UI design language and React-based implementation

import _extends from "@babel/runtime/helpers/extends";
import _defineProperty from "@babel/runtime/helpers/defineProperty";
import _classCallCheck from "@babel/runtime/helpers/classCallCheck";
import _createClass from "@babel/runtime/helpers/createClass";
import _inherits from "@babel/runtime/helpers/inherits";
import _createSuper from "@babel/runtime/helpers/createSuper";
import React, { Children, Component } from 'react';
import classNames from 'classnames';
import shallowEqual from 'shallowequal';
import Radio from './radio';
import ConfigContext from '../config-provider/ConfigContext';
import { RadioContextProvider } from './RadioContext';

function getCheckedValue(children) {
  var value = null;
  var matched = false;
  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 (_Component) {
  _inherits(RadioGroup, _Component);

  var _super = _createSuper(RadioGroup);

  function RadioGroup(props, context) {
    var _this;

    _classCallCheck(this, RadioGroup);

    _this = _super.call(this, props, context);

    _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);
      }
    };

    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: "getContextValue",
    value: function getContextValue() {
      var _this$props = this.props,
          disabled = _this$props.disabled,
          name = _this$props.name;
      var value = this.state.value;
      return {
        radioGroup: {
          onChange: this.onRadioChange,
          value: value,
          disabled: disabled,
          name: name
        }
      };
    }
  }, {
    key: "componentWillReceiveProps",
    value: function componentWillReceiveProps(nextProps) {
      if ('value' in nextProps) {
        this.setState({
          value: nextProps.value
        });
      } else {
        var checkedValue = getCheckedValue(nextProps.children);

        if (checkedValue) {
          this.setState({
            value: checkedValue.value
          });
        }
      }
    }
  }, {
    key: "shouldComponentUpdate",
    value: function shouldComponentUpdate(nextProps, nextState) {
      return !shallowEqual(this.props, nextProps) || !shallowEqual(this.state, nextState);
    }
  }, {
    key: "render",
    value: function render() {
      var _this2 = this;

      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,
          size = props.size,
          label = props.label,
          disabled = props.disabled;
      var value = this.state.value;
      var getPrefixCls = this.context.getPrefixCls;
      var prefixCls = getPrefixCls('radio', customizePrefixCls);
      var groupPrefixCls = "".concat(prefixCls, "-group");
      var classString = classNames(groupPrefixCls, "".concat(groupPrefixCls, "-").concat(buttonStyle), _defineProperty({}, "".concat(groupPrefixCls, "-").concat(size), 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 /*#__PURE__*/React.createElement(Radio, {
              key: String(index),
              prefixCls: prefixCls,
              disabled: disabled,
              value: option,
              onChange: _this2.onRadioChange,
              checked: value === option
            }, option);
          } // 此处类型自动推导为 { label: string value: string }


          return /*#__PURE__*/React.createElement(Radio, {
            key: String(index),
            prefixCls: prefixCls,
            disabled: option.disabled || disabled,
            value: option.value,
            onChange: _this2.onRadioChange,
            checked: value === option.value
          }, option.label);
        });
      }

      var group = /*#__PURE__*/React.createElement("div", {
        className: classString,
        style: props.style,
        onMouseEnter: props.onMouseEnter,
        onMouseLeave: props.onMouseLeave,
        id: props.id
      }, /*#__PURE__*/React.createElement(RadioContextProvider, _extends({}, this.getContextValue(), {
        getPrefixCls: getPrefixCls
      }), children));

      if (label) {
        var _classNames2;

        var wrapperClassString = classNames((_classNames2 = {}, _defineProperty(_classNames2, "".concat(groupPrefixCls, "-wrapper"), true), _defineProperty(_classNames2, "".concat(groupPrefixCls, "-has-label"), label), _classNames2));
        var labelClassString = classNames("".concat(groupPrefixCls, "-label"), {
          'label-disabled': disabled
        });
        return /*#__PURE__*/React.createElement("div", {
          className: wrapperClassString
        }, /*#__PURE__*/React.createElement("span", {
          className: labelClassString
        }, label), group);
      }

      return group;
    }
  }], [{
    key: "contextType",
    get: function get() {
      return ConfigContext;
    }
  }]);

  return RadioGroup;
}(Component);

export { RadioGroup as default };
RadioGroup.displayName = 'RadioGroup';
RadioGroup.defaultProps = {
  disabled: false,
  buttonStyle: 'outline'
};
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