zrmc/components/switch.js

ZRMC is an ES7 React wrapper for Material Components Web.

"use strict";

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

var _extends2 = require("babel-runtime/helpers/extends");

var _extends3 = _interopRequireDefault(_extends2);

var _objectWithoutProperties2 = require("babel-runtime/helpers/objectWithoutProperties");

var _objectWithoutProperties3 = _interopRequireDefault(_objectWithoutProperties2);

var _classCallCheck2 = require("babel-runtime/helpers/classCallCheck");

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

var _createClass2 = require("babel-runtime/helpers/createClass");

var _createClass3 = _interopRequireDefault(_createClass2);

var _possibleConstructorReturn2 = require("babel-runtime/helpers/possibleConstructorReturn");

var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);

var _inherits2 = require("babel-runtime/helpers/inherits");

var _inherits3 = _interopRequireDefault(_inherits2);

var _react = require("react");

var _react2 = _interopRequireDefault(_react);

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

var _propTypes2 = _interopRequireDefault(_propTypes);

var _formField = require("./formField");

var _formField2 = _interopRequireDefault(_formField);

var _ = require("../");

var _2 = _interopRequireDefault(_);

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

/**
 * mdc-switch
 *
 * See:
 * https://material.io/develop/web/components/input-controls/switches/
 *
 */

/**
 * Copyright (c) 2015-present, CWB SAS
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */
var MDC_SWITCH = "mdc-switch";

var Switch = function (_Component) {
  (0, _inherits3.default)(Switch, _Component);

  function Switch() {
    var _ref;

    var _temp, _this, _ret;

    (0, _classCallCheck3.default)(this, Switch);

    for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    return _ret = (_temp = (_this = (0, _possibleConstructorReturn3.default)(this, (_ref = Switch.__proto__ || Object.getPrototypeOf(Switch)).call.apply(_ref, [this].concat(args))), _this), _this.state = { checked: _this.props.checked }, _this.handleClick = function (event) {
      event.stopPropagation();
      _this.handleChange();
    }, _this.handleChange = function () {
      var checked = !_this.state.checked;
      _this.setState({ checked: checked });
      if (_this.props.onChange) {
        _this.props.onChange(checked);
      }
    }, _temp), (0, _possibleConstructorReturn3.default)(_this, _ret);
  }

  (0, _createClass3.default)(Switch, [{
    key: "render",
    value: function render() {
      var _props = this.props,
          disabled = _props.disabled,
          formField = _props.formField,
          id = _props.id,
          label = _props.label,
          onChange = _props.onChange,
          props = (0, _objectWithoutProperties3.default)(_props, ["disabled", "formField", "id", "label", "onChange"]);
      var checked = this.state.checked;

      var classes = MDC_SWITCH;
      if (disabled) {
        classes += " mdc-switch--disabled";
      }
      if (checked) {
        classes += " mdc-switch--checked";
      }
      var cid = _2.default.generateId(id);

      var l = "";
      if (label) {
        /* eslint-disable jsx-a11y/label-has-for */
        l = _react2.default.createElement(
          "label",
          { htmlFor: cid, className: "mdc-switch-label" },
          label
        );
        /* eslint-enable jsx-a11y/label-has-for */
      }

      var inputProps = {
        disabled: disabled
      };

      if (onChange) {
        inputProps.checked = checked;
      } else {
        inputProps.defaultChecked = checked;
      }

      var element = _react2.default.createElement(
        "div",
        { className: classes, onClick: this.handleClick },
        _react2.default.createElement("div", { className: "mdc-switch__track" }),
        _react2.default.createElement(
          "div",
          { className: "mdc-switch__thumb-underlay" },
          _react2.default.createElement(
            "div",
            { className: "mdc-switch__thumb" },
            _react2.default.createElement("input", (0, _extends3.default)({
              id: cid,
              type: "checkbox",
              className: "mdc-switch__native-control",
              role: "switch"
              /* onChange={this.handleChange} */
            }, inputProps))
          )
        )
      );

      if (label) {
        if (formField) {
          element = _react2.default.createElement(
            _formField2.default,
            null,
            element,
            l
          );
        } else {
          var cn = "zrmc-switch-wrapper";
          element = _react2.default.createElement(
            "div",
            { className: cn },
            element,
            l
          );
        }
      }

      return _2.default.render(element, props);
    }
  }], [{
    key: "getDerivedStateFromProps",
    value: function getDerivedStateFromProps(nextProps, prevState) {
      var checked = nextProps.checked;

      if (checked !== prevState.checked && !nextProps.derivedState) {
        return { checked: checked };
      }
      return null;
    }
  }]);
  return Switch;
}(_react.Component);

Switch.defaultProps = {
  checked: false,
  disabled: false,
  formField: false,
  id: null,
  label: null,
  mdcElement: MDC_SWITCH,
  onChange: null
};

Switch.propTypes = {
  checked: _propTypes2.default.bool,
  disabled: _propTypes2.default.bool,
  formField: _propTypes2.default.bool,
  id: _propTypes2.default.string,
  label: _propTypes2.default.string,
  mdcElement: _propTypes2.default.string,
  onChange: _propTypes2.default.func
};

exports.default = Switch;