import 'reflect-metadata';
import assert from 'node:assert/strict';
import test from 'node:test';
import type { DataSource, EntityManager } from 'typeorm';
import { AssetHistoryService } from '../../src/asset-master/asset-history.service';
import { AssetVersionChangeType } from '../../src/database/entities/asset-version.entity';
import type { AuthPrincipal, RequestWithContext } from '../../src/common/http/request-context';

test('asset history capture increments then reads current_version before inserting the revision', async () => {
  const calls: Array<{ sql: string; parameters: unknown[] }> = [];
  const manager = {
    query: async (sql: string, parameters: unknown[] = []) => {
      calls.push({ sql, parameters });
      if (/^\s*UPDATE assets/i.test(sql)) return [];
      if (/^\s*SELECT current_version/i.test(sql)) return [{ current_version: 1 }];
      if (/FROM asset_versions/i.test(sql)) return [];
      if (/^\s*INSERT INTO asset_versions/i.test(sql)) return [];
      throw new Error(`Consulta no esperada en test: ${sql}`);
    },
  } as unknown as EntityManager;

  const service = new AssetHistoryService({} as DataSource);
  (service as unknown as { loadCurrentSnapshot: () => Promise<Record<string, unknown>> })
    .loadCurrentSnapshot = async () => ({ id: 'asset-1', currentVersion: 1 });

  const principal = {
    userId: '00000000-0000-4000-8000-000000000001',
    username: 'admin',
    sessionId: 'test',
    firstName: 'Admin',
    lastName: 'Test',
    email: null,
    mustChangePassword: false,
    roles: ['admin'],
    permissions: [],
    transport: 'cookie',
  } as AuthPrincipal;
  const request = { requestId: 'test-request' } as RequestWithContext;

  const version = await service.capture(
    manager,
    '00000000-0000-4000-8000-000000000002',
    AssetVersionChangeType.CREATED,
    principal,
    request,
  );

  assert.equal(version, 1);
  assert.match(calls[0].sql, /COALESCE\(current_version, 0\) \+ 1/);
  assert.match(calls[1].sql, /SELECT current_version/);
  const insert = calls.find((call) => /INSERT INTO asset_versions/i.test(call.sql));
  assert.ok(insert);
  assert.equal(insert.parameters[1], 1);
});