snaphy-react-sortable-dnd/dist/SortableElement/index.js

React Sortable HOC build from React HOC

'use strict';

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

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

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; }; }();

exports.default = sortableElement;

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

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

var _propTypes2 = _interopRequireDefault(_propTypes);

var _reactDom = require('react-dom');

var _invariant = require('invariant');

var _invariant2 = _interopRequireDefault(_invariant);

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

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 unselect = [];
// Export Higher Order Sortable Element Component

function sortableElement(WrappedComponent) {
  var _class, _temp2;

  var config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : { withRef: false };

  return _temp2 = _class = function (_Component) {
    _inherits(_class, _Component);

    function _class() {
      var _ref;

      var _temp, _this, _ret;

      _classCallCheck(this, _class);

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

      return _ret = (_temp = (_this = _possibleConstructorReturn(this, (_ref = _class.__proto__ || Object.getPrototypeOf(_class)).call.apply(_ref, [this].concat(args))), _this), _this.state = {
        selected: false
      }, _this.onSelect = function (e) {
        if (!(e.metaKey || e.ctrlKey)) {
          unselect.forEach(function (func) {
            return func();
          });
          unselect = [];
        }
        _this.setState({
          selected: !_this.state.selected
        });
        if (!_this.state.selected) {
          _this.context.manager.selected.push(_this.node.sortableInfo.index);
          unselect.push(_this.unselect);
        } else {
          var selected = _this.context.manager.selected;
          var index = selected.indexOf(_this.node.sortableInfo);

          selected.splice(index, 1);
          unselect.splice(unselect.indexOf(_this.unselect), 1);
        }
      }, _this.unselect = function () {
        _this.setState({
          selected: false
        });
        var selected = _this.context.manager.selected;
        var index = selected.indexOf(_this.node.sortableInfo);

        selected.splice(index, 1);
      }, _temp), _possibleConstructorReturn(_this, _ret);
    }

    _createClass(_class, [{
      key: 'componentDidMount',
      value: function componentDidMount() {
        this.helperClass = this.context.manager.helperClass;
        var _props = this.props,
            collection = _props.collection,
            disabled = _props.disabled,
            index = _props.index;


        if (!disabled) {
          this.setDraggable(collection, index);
        }
      }
    }, {
      key: 'componentWillReceiveProps',
      value: function componentWillReceiveProps(nextProps) {
        if (this.props.index !== nextProps.index && this.node) {
          this.node.sortableInfo.index = nextProps.index;
        }
        if (this.props.disabled !== nextProps.disabled) {
          var collection = nextProps.collection,
              disabled = nextProps.disabled,
              index = nextProps.index;


          if (disabled) {
            this.removeDraggable(collection);
          } else {
            this.setDraggable(collection, index);
          }
        } else if (this.props.collection !== nextProps.collection || nextProps.item && nextProps.item.selectedItems) {
          this.removeDraggable(this.props.collection);
          this.setDraggable(nextProps.collection, nextProps.index);
        }
        if (!nextProps.selected) {
          this.unselect();
        }
      }
    }, {
      key: 'componentWillUnmount',
      value: function componentWillUnmount() {
        var _props2 = this.props,
            collection = _props2.collection,
            disabled = _props2.disabled;


        unselect.splice(unselect.indexOf(this.unselect), 1);
        if (!disabled) {
          this.removeDraggable(collection);
        }
      }
    }, {
      key: 'setDraggable',
      value: function setDraggable(collection, index) {
        var node = this.node = (0, _reactDom.findDOMNode)(this);

        node.sortableInfo = {
          index: index,
          collection: collection,
          manager: this.context.manager
        };

        this.ref = { node: node };
        this.context.manager.add(collection, this.ref);
      }
    }, {
      key: 'removeDraggable',
      value: function removeDraggable(collection) {
        this.context.manager.remove(collection, this.ref);
      }
    }, {
      key: 'getWrappedInstance',
      value: function getWrappedInstance() {
        (0, _invariant2.default)(config.withRef, 'To access the wrapped instance, you need to pass in {withRef: true} as the second argument of the SortableElement() call');

        return this.refs.wrappedInstance;
      }
    }, {
      key: 'render',
      value: function render() {
        var _this2 = this;

        var ref = config.withRef ? 'wrappedInstance' : null;
        var props = {};
        var item = this.props.item;

        if (item && item.selectedItems) {
          var items = item.selectedItems.map(function (value, index) {
            return _react2.default.createElement(WrappedComponent, {
              key: index,
              item: value,
              className: _this2.helperClass
            });
          });

          return _react2.default.createElement(
            'div',
            null,
            items
          );
        }
        var component = _react2.default.createElement(WrappedComponent, _extends({
          ref: ref,
          className: this.state.selected ? this.helperClass : ''
        }, (0, _utils.omit)(this.props, 'collection', 'disabled', 'index'), {
          onSelect: this.onSelect
        }, props));

        if (this.context.manager.isMultiple) {
          return _react2.default.createElement(
            'div',
            null,
            component
          );
        }

        return component;
      }
    }]);

    return _class;
  }(_react.Component), _class.displayName = (0, _utils.provideDisplayName)('sortableElement', WrappedComponent), _class.contextTypes = {
    manager: _propTypes2.default.object.isRequired
  }, _class.propTypes = {
    index: _propTypes2.default.number.isRequired,
    collection: _propTypes2.default.oneOfType([_propTypes2.default.number, _propTypes2.default.string]),
    disabled: _propTypes2.default.bool
  }, _class.defaultProps = {
    collection: 0
  }, _temp2;
}