import { describe, expect, it } from 'vitest';
import fs from 'node:fs/promises';
import path from 'node:path';

describe('api query read-only wiring', () => {
  it('uses withLbugDb readOnly mode inside handleQueryRequest', async () => {
    const source = await fs.readFile(
      path.join(__dirname, '..', '..', 'src', 'server', 'api.ts'),
      'utf-8',
    );
    // The open now routes through readOnlyFtsOptions(skipFts) so the persisted
    // FTS mode rides along; api-readonly-wiring.test.ts pins that the helper
    // always sets `readOnly: true`.
    expect(source).toMatch(
      /handleQueryRequest[\s\S]*withLbugDb\([\s\S]*(?:readOnly:\s*true|readOnlyFtsOptions\()/,
    );
  });

  it('routes /api/query through handleQueryRequest', async () => {
    const source = await fs.readFile(
      path.join(__dirname, '..', '..', 'src', 'server', 'api.ts'),
      'utf-8',
    );
    expect(source).toContain("app.post('/api/query', async (req, res) => {");
    expect(source).toContain('await handleQueryRequest(req, res, resolveRepo);');
  });

  it('opens Ladybug connection with readOnly option when requested', async () => {
    const source = await fs.readFile(
      path.join(__dirname, '..', '..', 'src', 'core', 'lbug', 'lbug-adapter.ts'),
      'utf-8',
    );
    expect(source).toMatch(/openLbugConnection\(lbug,\s*dbPath,\s*\{\s*readOnly:\s*true\s*\}\)/);
  });
});