import { Injectable } from '@nestjs/common';
import { BackupSchedulerService } from '../backup/backup-scheduler.service';
import { Job, JobResult } from './job';
import { JobName } from './job-names';

/**
 * The hourly CronJob check of the automatic backup: writes a backup only if
 * the schedule (env or GUI, Europe/Berlin) says one is due. Without a
 * configured path it succeeds without writing; a failed backup fails the
 * run, which notifies the holders of backup:configure.
 */
@Injectable()
export class AppBackupJob implements Job {
  readonly name: JobName = 'app-backup';

  constructor(private readonly scheduler: BackupSchedulerService) {}

  run(): Promise<JobResult> {
    return this.scheduler.runIfDue();
  }
}