@itwin/presentation-hierarchies
Version:
A package for creating hierarchies based on data in iTwin.js iModels.
53 lines • 2.2 kB
JavaScript
;
/*---------------------------------------------------------------------------------------------
* Copyright (c) Bentley Systems, Incorporated. All rights reserved.
* See LICENSE.md in the project root for license terms and full copyright notice.
*--------------------------------------------------------------------------------------------*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.applyGroupHidingParams = applyGroupHidingParams;
const Shared_js_1 = require("./Shared.js");
/** @internal */
function applyGroupHidingParams(props, extraSiblings) {
const { grouped, ungrouped, groupingType } = props;
if (grouped.length === 0) {
return props;
}
// handle the "no siblings" case
if (grouped.length === 1 && ungrouped.length === 0 && extraSiblings === 0) {
const hideParams = getHideOptionsFromNodeProcessingParams(grouped[0], groupingType);
if (hideParams.hideIfNoSiblings) {
return { groupingType, grouped: [], ungrouped: grouped[0].children };
}
}
// handle the "no children" case
const filteredGrouped = new Array();
for (const node of grouped) {
if (node.children.length === 1) {
const hideParams = getHideOptionsFromNodeProcessingParams(node, groupingType);
if (hideParams.hideIfOneGroupedNode) {
ungrouped.push(node.children[0]);
continue;
}
}
filteredGrouped.push(node);
}
return {
groupingType,
grouped: filteredGrouped,
ungrouped,
};
}
function getHideOptionsFromNodeProcessingParams(groupingNode, groupingType) {
let hideIfNoSiblings = false;
let hideIfOneGroupedNode = false;
(0, Shared_js_1.iterateChildNodeGroupingParams)(groupingNode, groupingType, (groupingProps) => {
if (hideIfNoSiblings && hideIfOneGroupedNode) {
return true;
}
hideIfNoSiblings ||= !!groupingProps?.hideIfNoSiblings;
hideIfOneGroupedNode ||= !!groupingProps?.hideIfOneGroupedNode;
return;
});
return { hideIfNoSiblings, hideIfOneGroupedNode };
}
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