src/MongoJobLogger.ts

TypeScript class storing job lifecycle logs in MongoDB, with indexing and query helpers.

// Source: https://github.com/agenda/agenda | License: MIT | Copyright 2013 Ryan Schmukler <ryan@slingingcode.com>
// Provided via justclaw.it.com; keep this notice with the code.
import debug from 'debug';
import type { Collection, Db, Filter, Sort } from 'mongodb';
import type { JobLogger, JobLogEntry, JobLogQuery, JobLogQueryResult, LogLevel, JobLogEvent } from 'agenda';

const log = debug('agenda:mongo:logger');

/**
 * MongoDB implementation of JobLogger.
 * Stores job lifecycle events in a dedicated MongoDB collection.
 *
 * @example
 * ```typescript
 * // Via backend (automatic connection sharing):
 * import { MongoBackend } from '@agendajs/mongo-backend';
 *
 * const backend = new MongoBackend({
 *   mongo: db,
 *   logging: true // enables MongoJobLogger with 'agenda_logs' collect

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