'use strict';

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

var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _class, _temp;

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _jsan = require('jsan');

var _fileDownload = require('react-icons/lib/md/file-download');

var _fileDownload2 = _interopRequireDefault(_fileDownload);

var _Button = require('../Button');

var _Button2 = _interopRequireDefault(_Button);

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

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var ExportButton = (_temp = _class = function (_Component) {
  _inherits(ExportButton, _Component);

  function ExportButton() {
    _classCallCheck(this, ExportButton);

    var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(ExportButton).call(this));

    _this.cleanHref = function () {
      setTimeout(function () {
        _this.setState({ href: undefined });
      }, 0);
    };

    _this.state = {};
    _this.handleExport = _this.handleExport.bind(_this);
    return _this;
  }

  _createClass(ExportButton, [{
    key: 'shouldComponentUpdate',
    value: function shouldComponentUpdate(nextProps, nextState) {
      return nextState.href !== this.state.href;
    }
  }, {
    key: 'handleExport',
    value: function handleExport() {
      var state = this.props.exportState();
      if (!state) return;
      state = encodeURIComponent((0, _jsan.stringify)(state));
      this.setState({ href: 'data:text/json;charset=utf-8,' + state });
    }
  }, {
    key: 'render',
    value: function render() {
      return _react2.default.createElement(
        _Button2.default,
        {
          Icon: _fileDownload2.default,
          onMouseDown: this.handleExport,
          download: 'state.json', href: this.state.href,
          onClick: this.cleanHref
        },
        'Export'
      );
    }
  }]);

  return ExportButton;
}(_react.Component), _class.propTypes = {
  exportState: _react.PropTypes.func.isRequired
}, _temp);
exports.default = ExportButton;
module.exports = exports['default'];