import { BaseSchema } from '@adonisjs/lucid/schema'

/**
 * Where a worker's incremental rounds go on after a restart. The merger kept its "since" in memory only: each deploy
 * or pause started it from 1970, a first round over every par2 set and inner stem ever found (25+ min with par2_files
 * on the HDD) before the sidecar fold's turn (LOG.md 2026-10-15 (58)).
 */
export default class extends BaseSchema {
  async up() {
    this.schema.raw(`
      CREATE TABLE worker_cursors (
        name text PRIMARY KEY,
        at timestamptz NOT NULL
      )`)
  }

  async down() {
    this.schema.raw(`DROP TABLE IF EXISTS worker_cursors`)
  }
}