@pnp/spfx-controls-react
Version:
Reusable React controls for SharePoint Framework solutions
42 lines • 1.86 kB
JavaScript
/* ------------------------------------------------------------------ */
/* groupItems — groups items by their `group` property */
/* ------------------------------------------------------------------ */
export function groupItems(items) {
var groups = new Map();
for (var _i = 0, items_1 = items; _i < items_1.length; _i++) {
var item = items_1[_i];
var groupName = item.group || 'default';
if (!groups.has(groupName)) {
groups.set(groupName, []);
}
groups.get(groupName).push(item);
}
return groups;
}
/* ------------------------------------------------------------------ */
/* flattenWithDividers — builds a flat render-list from grouped items */
/* ------------------------------------------------------------------ */
export function flattenWithDividers(items, showGroupDividers) {
var result = [];
var grouped = groupItems(items);
var groupEntries = Array.from(grouped.entries());
for (var gi = 0; gi < groupEntries.length; gi++) {
var _a = groupEntries[gi], groupItemsList = _a[1];
var isLastGroup = gi === groupEntries.length - 1;
for (var _i = 0, groupItemsList_1 = groupItemsList; _i < groupItemsList_1.length; _i++) {
var item = groupItemsList_1[_i];
if (item.dividerBefore) {
result.push({ type: 'divider', key: "".concat(item.key, "-div-before") });
}
result.push({ type: 'item', item: item, key: item.key });
if (item.dividerAfter) {
result.push({ type: 'divider', key: "".concat(item.key, "-div-after") });
}
}
if (showGroupDividers && !isLastGroup) {
result.push({ type: 'divider', key: "group-div-".concat(gi) });
}
}
return result;
}
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