react-jsonschema-form-semantic/lib/components/widgets/DateTimeWidget.js

A simple React component capable of building HTML forms out of a JSON schema. Uses React Semantic UI (css not bundled)

"use strict";

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

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

var _extends3 = _interopRequireDefault(_extends2);

exports.utcToLocal = utcToLocal;
exports.localToUTC = localToUTC;

var _react = require("react");

var _react2 = _interopRequireDefault(_react);

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

var _propTypes2 = _interopRequireDefault(_propTypes);

var _utils = require("../../utils");

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

function utcToLocal(jsonDate) {
  if (!jsonDate) {
    return "";
  }

  // required format of `"yyyy-MM-ddThh:mm" followed by optional ":ss" or ":ss.SSS"
  // https://html.spec.whatwg.org/multipage/input.html#local-date-and-time-state-(type%3Ddatetime-local)
  // > should be a _valid local date and time string_ (not GMT)

  // Note - date constructor passed local ISO-8601 does not correctly
  // change time to UTC in node pre-8
  var date = new Date(jsonDate);

  var yyyy = (0, _utils.pad)(date.getFullYear(), 4);
  var MM = (0, _utils.pad)(date.getMonth() + 1, 2);
  var dd = (0, _utils.pad)(date.getDate(), 2);
  var hh = (0, _utils.pad)(date.getHours(), 2);
  var mm = (0, _utils.pad)(date.getMinutes(), 2);
  var ss = (0, _utils.pad)(date.getSeconds(), 2);
  var SSS = (0, _utils.pad)(date.getMilliseconds(), 3);

  return yyyy + "-" + MM + "-" + dd + "T" + hh + ":" + mm + ":" + ss + "." + SSS;
}

function localToUTC(dateString) {
  if (dateString) {
    return new Date(dateString).toJSON();
  }
}

function DateTimeWidget(props) {
  var value = props.value,
      _onChange = props.onChange,
      BaseInput = props.registry.widgets.BaseInput;

  return _react2.default.createElement(BaseInput, (0, _extends3.default)({
    type: "datetime-local"
  }, props, {
    value: utcToLocal(value),
    onChange: function onChange(value) {
      return _onChange(localToUTC(value));
    }
  }));
}

if (process.env.NODE_ENV !== "production") {
  DateTimeWidget.propTypes = {
    value: _propTypes2.default.string
  };
}

exports.default = DateTimeWidget;