import assert from 'node:assert/strict';
import { readFileSync } from 'node:fs';
import { resolve } from 'node:path';
import test from 'node:test';

function source(relative: string): string {
  return readFileSync(resolve(process.cwd(), relative), 'utf8');
}

test('D5.3.5 migration creates append-preserving import analysis tables and search indexes', () => {
  const migration = source('src/database/migrations/1787594400000-phase-d5-3-5-import-center-scalability.ts');
  assert.match(migration, /CREATE EXTENSION IF NOT EXISTS pg_trgm/);
  assert.match(migration, /CREATE TABLE asset_import_batches/);
  assert.match(migration, /CREATE TABLE asset_import_rows/);
  assert.match(migration, /asset_imports\.read/);
  assert.match(migration, /asset_imports\.manage/);
  assert.match(migration, /GRANT SELECT, INSERT, UPDATE ON TABLE asset_import_batches, asset_import_rows/);
  assert.match(migration, /REVOKE DELETE ON TABLE asset_import_batches, asset_import_rows/);
  assert.match(migration, /idx_assets_name_trgm/);
  assert.match(migration, /idx_asset_external_identifiers_value_trgm/);
});

test('D5.3.5 import analysis itself does not create Maestro assets', () => {
  const service = source('src/asset-imports/asset-imports.service.ts');
  const upload = service.slice(service.indexOf('async upload'), service.indexOf('async reconcile'));
  assert.match(upload, /INSERT INTO asset_import_batches/);
  assert.match(upload, /INSERT INTO source_documents/);
  assert.doesNotMatch(upload, /INSERT INTO assets\s*\(/);
  assert.doesNotMatch(upload, /UPDATE assets\s+SET/);
  assert.match(service, /INSERT INTO asset_import_rows/);
  assert.match(service, /FOR UPDATE OF batch/);
});

test('D5.3.5 hierarchy loads children on demand instead of returning the full tree', () => {
  const controller = source('src/asset-master/assets.controller.ts');
  const service = source('src/asset-master/assets.service.ts');
  assert.match(controller, /@Get\('tree-children'\)/);
  assert.match(service, /async treeChildren/);
  assert.match(service, /query\.limit \+ 1/);
});