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

/**
 * Unmatched spots are matched again in turns (`rematched_at`), for 30 days after their inspection, also once they
 * became a release of their own: the header pass may build their releases later (a spot's history before the
 * catalog's), and then the spot moves to that release (LOG.md 2026-10-13 (45)).
 */
export default class extends BaseSchema {
  async up() {
    this.schema.raw(`ALTER TABLE spots ADD COLUMN IF NOT EXISTS rematched_at timestamptz`)
    // Inspected before the inspector set it (2026-10-13).
    this.schema.raw(`UPDATE spots SET matched = 0 WHERE status = 'inspected' AND matched IS NULL`)
    this.schema.raw(`DROP INDEX IF EXISTS spots_unmatched_idx`)
    this.schema.raw(`CREATE INDEX IF NOT EXISTS spots_unmatched_idx ON spots (coalesce(rematched_at, inspected_at)) WHERE status = 'inspected' AND matched = 0`)
  }

  async down() {
    this.schema.raw(`DROP INDEX IF EXISTS spots_unmatched_idx`)
    this.schema.raw(`ALTER TABLE spots DROP COLUMN IF EXISTS rematched_at`)
  }
}