40 lines
1.6 KiB
TypeScript
40 lines
1.6 KiB
TypeScript
import { Job } from "bullmq";
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import { getLatestVideoSnapshot } from "db/snapshot.ts";
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import { truncate } from "utils/truncate.ts";
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import { getVideosWithoutActiveSnapshotSchedule, scheduleSnapshot } from "db/snapshotSchedule.ts";
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import logger from "@core/log/logger.ts";
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import { HOUR, MINUTE, WEEK } from "@core/const/time.ts";
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import { lockManager } from "mq/lockManager.ts";
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import { getRegularSnapshotInterval } from "mq/task/regularSnapshotInterval.ts";
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import { sql } from "@core/db/dbNew.ts";
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export const dispatchRegularSnapshotsWorker = async (_job: Job): Promise<void> => {
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try {
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const startedAt = Date.now();
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if (await lockManager.isLocked("dispatchRegularSnapshots")) {
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logger.log("dispatchRegularSnapshots is already running", "mq");
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return;
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}
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await lockManager.acquireLock("dispatchRegularSnapshots", 30 * 60);
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const aids = await getVideosWithoutActiveSnapshotSchedule(sql);
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for (const rawAid of aids) {
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const aid = Number(rawAid);
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const latestSnapshot = await getLatestVideoSnapshot(sql, aid);
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const now = Date.now();
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const lastSnapshotedAt = latestSnapshot?.time ?? now;
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const interval = await getRegularSnapshotInterval(sql, aid);
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logger.log(`Scheduled regular snapshot for aid ${aid} in ${interval} hours.`, "mq");
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const targetTime = truncate(lastSnapshotedAt + interval * HOUR, now + 1, now + 100000 * WEEK);
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await scheduleSnapshot(sql, aid, "normal", targetTime);
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if (now - startedAt > 25 * MINUTE) {
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return;
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}
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}
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} catch (e) {
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logger.error(e as Error, "mq", "fn:regularSnapshotsWorker");
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} finally {
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await lockManager.releaseLock("dispatchRegularSnapshots");
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}
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};
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