Differential D8105 Diff 27697 native/utils/drawer-utils.react.js

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Show First 20 Lines • Show All 66 Lines • ▼ Show 20 Lines	if (isCommunity) {
},		},
};		};
}		}
}		}

return results;		return results;
}		}

export { flattenDrawerItemsData };		function findAllDescendantIDs<T>(
		data: $ReadOnlyArray<CommunityDrawerItemData<T>>,
		): $ReadOnlyArray<string> {
		const results = [];
		for (const item of data) {
		results.push(item.threadInfo.id);
		results.concat(findAllDescendantIDs(item.itemChildren));
		}
		return results;
		}

		function findThreadChildrenItems<T>(
		data: $ReadOnlyArray<CommunityDrawerItemData<T>>,
		id: string,
		): ?$ReadOnlyArray<CommunityDrawerItemData<T>> {
		for (const item of data) {
		if (item.threadInfo.id === id) {
		return item.itemChildren;
		}
		const result = findThreadChildrenItems(item.itemChildren, id);
		if (result) {
		return result;
		}
		}
		return undefined;
		}

		function filterOutThreadAndDescendantIDs<T>(
		idsToFilter: $ReadOnlyArray<string>,
		allItems: $ReadOnlyArray<CommunityDrawerItemData<T>>,
		threadID: string,
		): $ReadOnlyArray<string> {
		const childItems = findThreadChildrenItems(allItems, threadID);
		if (!childItems) {
		return [];
		}
		const descendants = findAllDescendantIDs(childItems);
		const descendantsSet = new Set(descendants);
		return idsToFilter.filter(
		item => !descendantsSet.has(item) && item !== threadID,
		);
		}

		export { flattenDrawerItemsData, filterOutThreadAndDescendantIDs };