43 lines
1.4 KiB
TypeScript
43 lines
1.4 KiB
TypeScript
/*
|
|
* Copyright (C) 2026 Fluxer Contributors
|
|
*
|
|
* This file is part of Fluxer.
|
|
*
|
|
* Fluxer is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* Fluxer is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
import {FLUXER_EPOCH} from '~/Constants';
|
|
|
|
const BUCKET_SIZE = BigInt(1000 * 60 * 60 * 24 * 10);
|
|
|
|
export const makeBucket = (snowflake: bigint | null): number => {
|
|
let timestamp: bigint;
|
|
if (snowflake == null) {
|
|
timestamp = BigInt(Date.now() - FLUXER_EPOCH);
|
|
} else {
|
|
timestamp = snowflake >> 22n;
|
|
}
|
|
return Math.floor(Number(timestamp / BUCKET_SIZE));
|
|
};
|
|
|
|
export const makeBuckets = (startId: bigint | null, endId: bigint | null = null): Array<number> => {
|
|
const start = makeBucket(startId);
|
|
const end = makeBucket(endId);
|
|
const result: Array<number> = [];
|
|
for (let i = start; i <= end; i++) {
|
|
result.push(i);
|
|
}
|
|
return result;
|
|
};
|