mirror of
https://github.com/streetwriters/notesnook.git
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62 lines
2.0 KiB
TypeScript
62 lines
2.0 KiB
TypeScript
/*
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This file is part of the Notesnook project (https://notesnook.com/)
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Copyright (C) 2023 Streetwriters (Private) Limited
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import { ItemMap, ItemType, VirtualizedGrouping } from "@notesnook/core";
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import { usePromise } from "./use-promise";
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import { resolveItems } from "../utils/resolve-items";
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export type ResolvedItemOptions<TItemType extends ItemType> = {
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type?: TItemType;
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items: VirtualizedGrouping<ItemMap[TItemType]>;
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index: number;
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};
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/**
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* Fetches & resolves the item from VirtualizedGrouping
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*/
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export function useResolvedItem<TItemType extends ItemType>(
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options: ResolvedItemOptions<TItemType>
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) {
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const { index, items, type } = options;
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const result = usePromise(
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() => items.item(index, resolveItems),
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[index, items]
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);
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if (result.status === "rejected" || !result.value || !result.value.item)
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return null;
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if (type && result.value.item.type !== type) return null;
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return result.value;
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}
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/**
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* Fetches but does not resolve the item from VirtualizedGrouping
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*/
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export function useUnresolvedItem<TItemType extends ItemType>(
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options: ResolvedItemOptions<TItemType>
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) {
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const { index, items, type } = options;
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const result = usePromise(() => items.item(index), [index, items]);
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if (result.status === "rejected" || !result.value || !result.value.item)
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return null;
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if (type && result.value.item.type !== type) return null;
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return result.value;
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}
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