@infotech/uikit-datagrid/lib/hocs/draggable-cols/index.js

uikit-datagrid --

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _react = _interopRequireWildcard(require("react"));

var _throttle = _interopRequireDefault(require("lodash/throttle"));

var _memoizee = _interopRequireDefault(require("memoizee"));

var _classnames = _interopRequireDefault(require("classnames"));

require("./styles.css");

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

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; var ownKeys = Object.keys(source); if (typeof Object.getOwnPropertySymbols === 'function') { ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) { return Object.getOwnPropertyDescriptor(source, sym).enumerable; })); } ownKeys.forEach(function (key) { _defineProperty(target, key, source[key]); }); } return target; }

function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }

function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }

function _extends() { _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; }; return _extends.apply(this, arguments); }

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

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

var styles = {
  "hightlightedResizer": "uikit_components_datagrid__hightlightedResizer_ccdf11af",
  "Draggable": "uikit_components_datagrid__Draggable_ccdf11af",
  "dragging": "uikit_components_datagrid__dragging_ccdf11af",
  "trickMargin": "uikit_components_datagrid__trickMargin_ccdf11af",
  "draggingTable": "uikit_components_datagrid__draggingTable_ccdf11af",
  "borderedTr": "uikit_components_datagrid__borderedTr_ccdf11af"
};
/* Search for dropabble target in parents */
// @related-file ./styles.css

function findDroppable(target) {
  var current = target;

  while (current) {
    if (current.attributes && current.attributes["data-droppable"]) {
      return current;
    }

    current = current.parentElement;
  }
}
/* Get index of passed DOM element relative nearby */


function findTargetIndex(target) {
  return target.parentElement ? Array.from(target.parentElement.children).findIndex(function (el) {
    return el === target;
  }) : false;
}
/* Remove element highlight class */


function removeHighlight(el) {
  el.classList.remove(styles.hightlightedResizer);
}

var _default = function _default(BaseComponent) {
  var _temp;

  return _temp =
  /*#__PURE__*/
  function (_Component) {
    _inherits(DraggableCols, _Component);

    function DraggableCols() {
      var _getPrototypeOf2;

      var _this;

      _classCallCheck(this, DraggableCols);

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

      _this = _possibleConstructorReturn(this, (_getPrototypeOf2 = _getPrototypeOf(DraggableCols)).call.apply(_getPrototypeOf2, [this].concat(args)));

      _defineProperty(_assertThisInitialized(_this), "state", {
        columns: _this.props.columns,
        resized: _this.props.resized || []
      });

      _defineProperty(_assertThisInitialized(_this), "onResizeMouseDownHook", (0, _memoizee.default)(function (handler) {
        return function (event) {
          _this.disabled = true;

          var handleMouseUp = function handleMouseUp() {
            _this.disabled = false;
            window.removeEventListener("mousedown", handleMouseUp);
          };

          window.addEventListener("mousedown", handleMouseUp);
          handler(event);
        };
      }, {
        max: 1,
        length: 1
      }));

      _defineProperty(_assertThisInitialized(_this), "getTheadTrProps", function () {
        return {
          className: _this.state.dragging && styles.borderedTr
        };
      });

      _defineProperty(_assertThisInitialized(_this), "disabled", false);

      _defineProperty(_assertThisInitialized(_this), "node", _react.default.createRef());

      _defineProperty(_assertThisInitialized(_this), "handleDragStart", function (e) {
        var realTarget = findDroppable(e.target); // Get position of mouse at element to calculate must we drag it or not

        var event = window.event || e;

        var _realTarget$getBoundi = realTarget.getBoundingClientRect(),
            x = _realTarget$getBoundi.x,
            width = _realTarget$getBoundi.width;

        var left = x + 30;
        var right = x + (width - 30);
        var insideTheBox = left < event.clientX && right > event.clientX;
        var index = findTargetIndex(realTarget);

        if (index !== false && _this.state.columns[index].draggable === false || !insideTheBox || _this.disabled) {
          e.preventDefault();
        } else {
          realTarget.classList.add(styles.dragging);
          e.nativeEvent.dataTransfer.effectAllowed = "move";
          e.nativeEvent.dataTransfer.dropEffect = "move";
          /* Add data to make it works in FF */

          event.dataTransfer.setData("Text", "x");
          /* Set dragging state */

          _this.setState({
            dragging: true
          });
        }
      });

      _defineProperty(_assertThisInitialized(_this), "handleDragEnd", function (e) {
        // Remove class `dragging`
        var realTarget = findDroppable(e.target);
        realTarget.classList.remove(styles.dragging); // Reset highlight after moment

        setTimeout(function () {
          return _this.resetHighlight();
        }, 100);

        if (_this.lastTargetIndex) {
          var thisIndex = findTargetIndex(e.target);

          if (thisIndex !== false && thisIndex !== _this.lastTargetIndex) {
            _this.changeColumnsOrder(thisIndex, _this.lastTargetIndex);
          }
        }

        if (e.stopPropagation) {
          e.stopPropagation(); // stops the browser from redirecting.
        }

        e.preventDefault();

        _this.setState({
          dragging: false
        });

        return false;
      });

      _defineProperty(_assertThisInitialized(_this), "handleDragChange", function (e) {
        _this.defferedDragChangeHandler(e.target, e.pageX, e.pageY);
      });

      _defineProperty(_assertThisInitialized(_this), "defferedDragChangeHandler", (0, _throttle.default)(function (target, x) {
        if (target) {
          // Select target which is can be drop target
          var realTarget = findDroppable(target);

          if (realTarget) {
            var rect = realTarget.getBoundingClientRect();
            var rx = x - rect.x;
            var side = rx < rect.width / 2;
            var index = findTargetIndex(realTarget);

            _this.handleDropTargetChange(side ? index : index + 1);
          }
        }
      }, 100));

      _defineProperty(_assertThisInitialized(_this), "handleDropTargetChange", (0, _memoizee.default)(function (targetIndex) {
        _this.lastTargetIndex = targetIndex; // Reset previous highlightes

        var parentChildrens = _this.resetHighlight();

        if (targetIndex) {
          var hightlightIndex = targetIndex - 1; // Highlight current target

          if (parentChildrens[hightlightIndex]) {
            parentChildrens[hightlightIndex].classList.add(styles.hightlightedResizer);
          }
        }
      }, {
        max: 1,
        length: 1
      }));

      _defineProperty(_assertThisInitialized(_this), "ResizerComponent", function (props) {
        return _react.default.createElement("div", _extends({}, props, {
          className: "rt-resizer",
          onMouseDown: _this.onResizeMouseDownHook(props.onMouseDown)
        }));
      });

      _defineProperty(_assertThisInitialized(_this), "handleResizedChange", function (resized, event) {
        _this.setState({
          resized: resized
        }, function () {
          if (_this.props.ResizedChange) {
            return _this.props.ResizedChange(resized, event);
          }
        });
      });

      _defineProperty(_assertThisInitialized(_this), "ThComponent", function (_ref) {
        var toggleSort = _ref.toggleSort,
            className = _ref.className,
            children = _ref.children,
            rest = _objectWithoutProperties(_ref, ["toggleSort", "className", "children"]);

        var initialThProps = _objectSpread({
          className: (0, _classnames.default)("rt-th", styles.Draggable, className),
          onClick: function onClick(e) {
            return toggleSort && toggleSort(e);
          },
          role: "columnheader",
          tabIndex: "-1",
          draggable: "true",
          "data-droppable": "true",
          onDrop: _this.handleDrop,
          onDragStart: _this.handleDragStart,
          onDragEnter: _this.handleDragChange,
          onDragOver: _this.handleDragChange,
          onDragEnd: _this.handleDragEnd,
          ref: _this.node
        }, rest);
        /* Support mififying props from the upper HOCS */


        var thProps = _this.props.getThComponentProps ? _this.props.getThComponentProps(initialThProps, toggleSort) : initialThProps;
        return (// eslint-disable-next-line jsx-a11y/click-events-have-key-events
          _react.default.createElement("div", thProps, children)
        );
      });

      return _this;
    }

    _createClass(DraggableCols, [{
      key: "componentWillReceiveProps",
      value: function componentWillReceiveProps(nextProps) {
        if (nextProps.columns !== this.props.columns) {
          this.setState({
            columns: nextProps.columns
          });
        }

        if (nextProps.resized !== this.props.resized) {
          this.setState({
            resized: nextProps.resized
          });
        }
      }
      /* Hook resizer mouse down to disable dragging until
       * window mouse will down again. It helps to fix
       * bug when resizing invokes dragginge */

    }, {
      key: "changeColumnsOrder",

      /* Here we change colums (finally) */
      value: function changeColumnsOrder(from, to) {
        var _this2 = this;

        /* Resort columns */
        var nextColumns = this.state.columns.slice();
        var targetCol = nextColumns.splice(from, 1)[0];
        nextColumns.splice(from < to ? to - 1 : to, 0, targetCol);
        /* Resort resized */

        this.setState({
          columns: nextColumns
        }, function () {
          /* Send to user handler */
          if (_this2.props.onColumnsChange) {
            _this2.props.onColumnsChange(nextColumns, _this2.state.resized);
          }
        });
      }
      /* Memoize resized to prevent columns refreshing */

    }, {
      key: "resetHighlight",
      value: function resetHighlight() {
        var parentChildrens = Array.from(this.node.current.parentElement.children);
        parentChildrens.forEach(removeHighlight);
        return parentChildrens;
      }
      /* Custom Th component for our table */

    }, {
      key: "render",
      value: function render() {
        return _react.default.createElement(BaseComponent, _extends({}, this.props, {
          ThComponent: this.ThComponent,
          ResizerComponent: this.ResizerComponent,
          columns: this.state.columns,
          getTheadTrProps: this.getTheadTrProps,
          onResizedChange: this.handleResizedChange,
          resized: this.state.resized
        }));
      }
    }]);

    return DraggableCols;
  }(_react.Component), _temp;
};

exports.default = _default;