"use strict";

Liferay.Loader.define("document-library-preview-image$dnd-core@11.1.3/dist/cjs/reducers/dirtyHandlerIds", ['module', 'exports', 'require', '../actions/dragDrop', '../actions/registry', '../utils/equality', '../utils/dirtiness', '../utils/js_utils'], function (module, exports, require) {
  var define = undefined;
  var global = window;
  {
    Object.defineProperty(exports, "__esModule", {
      value: true
    });
    exports.reduce = reduce;

    var _dragDrop = require("../actions/dragDrop");

    var _registry = require("../actions/registry");

    var _equality = require("../utils/equality");

    var _dirtiness = require("../utils/dirtiness");

    var _js_utils = require("../utils/js_utils");

    function reduce() {
      arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : _dirtiness.NONE;


      var action = arguments.length > 1 ? arguments[1] : undefined;

      switch (action.type) {
        case _dragDrop.HOVER:
          break;

        case _registry.ADD_SOURCE:
        case _registry.ADD_TARGET:
        case _registry.REMOVE_TARGET:
        case _registry.REMOVE_SOURCE:
          return _dirtiness.NONE;

        case _dragDrop.BEGIN_DRAG:
        case _dragDrop.PUBLISH_DRAG_SOURCE:
        case _dragDrop.END_DRAG:
        case _dragDrop.DROP:
        default:
          return _dirtiness.ALL;
      }

      var _action$payload = action.payload,
          _action$payload$targe = _action$payload.targetIds,
          targetIds = _action$payload$targe === void 0 ? [] : _action$payload$targe,
          _action$payload$prevT = _action$payload.prevTargetIds,
          prevTargetIds = _action$payload$prevT === void 0 ? [] : _action$payload$prevT;
      var result = (0, _js_utils.xor)(targetIds, prevTargetIds);
      var didChange = result.length > 0 || !(0, _equality.areArraysEqual)(targetIds, prevTargetIds);

      if (!didChange) {
        return _dirtiness.NONE;
      } // Check the target ids at the innermost position. If they are valid, add them
      // to the result


      var prevInnermostTargetId = prevTargetIds[prevTargetIds.length - 1];
      var innermostTargetId = targetIds[targetIds.length - 1];

      if (prevInnermostTargetId !== innermostTargetId) {
        if (prevInnermostTargetId) {
          result.push(prevInnermostTargetId);
        }

        if (innermostTargetId) {
          result.push(innermostTargetId);
        }
      }

      return result;
    }
  }
});
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