import test from 'node:test';
import assert from 'node:assert/strict';
import fs from 'node:fs/promises';
import path from 'node:path';
import os from 'node:os';
import { openDb, createLeadInserter } from '../src/db.mjs';
import { exportExcel } from '../src/export/excel.mjs';
import { registerExportRoutes } from '../src/server/routes/exports.mjs';
import { createRouter } from '../src/server/router.mjs';
import { stripBom } from '../src/util/csv.mjs';

function seedLead(db) {
  createLeadInserter(db)({
    lead_uid: 'P-1', dedup_key: 'p-1', empresa: 'PREMIUM EXPRESS', legal_name: '',
    whatsapp: '557193335451', ddd: '71', email: '', cidade: 'Salvador', uf: 'BA',
    segmento: 'restaurantes', segmento_label: 'Restaurantes', interesse: '', cnpj: '57557263000113',
    cnae: '', endereco: '', website: '', pains_json: '[]', origem: 'cnpj-base', telefone_valido: 1,
    cnpj_valido: 1, empresa_valida: 1, score: 100, classificacao: 'bom', motivo_classificacao: '',
    capture_run_id: null, captured_at: null, exported_at: null
  });
}

test('exportExcel usa nome interno e neutraliza formulas no CSV/XLS', async () => {
  const db = openDb(':memory:');
  seedLead(db);
  const dir = await fs.mkdtemp(path.join(os.tmpdir(), 'pessoal-export-'));
  const escapedPath = path.resolve(dir, '../../escape.csv');
  try {
    await fs.rm(escapedPath, { force: true });
    const ids = [];
    db.prepare("UPDATE leads SET empresa = '=HYPERLINK(\"https://evil\")' WHERE id = 1").run();
    const result = await exportExcel({ db, filtro: {}, dir, baseName: '../../escape', collectIds: ids });
    assert.deepEqual(result.files, ['leads-excel.csv', 'leads-excel.xls']);
    const csv = stripBom(await fs.readFile(path.join(dir, 'leads-excel.csv'), 'utf8'));
    const xls = await fs.readFile(path.join(dir, 'leads-excel.xls'), 'utf8');
    assert.match(csv, /'=HYPERLINK/);
    assert.match(xls, /'=HYPERLINK/);
    await assert.rejects(fs.stat(escapedPath));
    assert.doesNotMatch(csv, /(^|;)=HYPERLINK/m);
    assert.deepEqual(ids, [1]);
  } finally {
    await fs.rm(escapedPath, { force: true });
    await fs.rm(dir, { recursive: true, force: true });
    db.close();
  }
});

test('rota de exportacao rejeita tipos corporativos removidos', async () => {
  const db = openDb(':memory:');
  seedLead(db);
  const router = createRouter();
  registerExportRoutes(router, { db, jobs: { startJob: () => 'job-1' } });
  const calls = [];
  await router.match('POST', '/api/exports').handler(null, null, {
    body: { tipo: 'zpro-oportunidades' },
    json: (status, data) => calls.push({ status, data })
  });
  assert.equal(calls[0].status, 400);
  assert.match(calls[0].data.erro, /excel/);
  db.close();
});

test('rota de exportacao persiste somente marcarExportado nos params', async () => {
  const db = openDb(':memory:');
  seedLead(db);
  const router = createRouter();
  let started;
  registerExportRoutes(router, { db, jobs: { startJob: (options) => { started = options; return 'job-1'; } } });
  await router.match('POST', '/api/exports').handler(null, null, { body: { tipo: 'excel', params: { baseName: '../../evil', marcarExportado: false, outro: true } }, json: () => {} });
  assert.deepEqual(JSON.parse(db.prepare('SELECT params_json FROM exports').get().params_json), { marcarExportado: false });
  const row = db.prepare('SELECT job_id, owner_token, heartbeat_at FROM exports').get();
  assert.equal(row.job_id, 'job-1');
  assert.ok(row.owner_token);
  assert.ok(row.heartbeat_at);
  assert.equal(started.ownerToken, row.owner_token);
  db.close();
});

test('rota de exportacao rejeita nova exportacao enquanto outra esta pendente', async () => {
  const db = openDb(':memory:');
  seedLead(db);
  db.prepare("INSERT INTO exports (tipo, status) VALUES ('excel', 'pending')").run();
  const router = createRouter();
  registerExportRoutes(router, { db, jobs: { startJob: () => 'job-1' } });
  let response;
  await router.match('POST', '/api/exports').handler(null, null, {
    body: { tipo: 'excel' },
    json: (status, data) => { response = { status, data }; }
  });
  assert.equal(response.status, 409);
  assert.equal(db.prepare('SELECT COUNT(*) total FROM exports').get().total, 1);
  db.close();
});

test('rota de exportacao converte corrida de constraint em 409 sem row parcial', async () => {
  const db = openDb(':memory:');
  seedLead(db);
  const raceDb = {
    prepare(sql) {
      if (/INSERT INTO exports/.test(sql)) {
        const error = new Error('UNIQUE constraint failed: active export');
        error.errcode = 2067;
        throw error;
      }
      return db.prepare(sql);
    }
  };
  const router = createRouter();
  let started = false;
  registerExportRoutes(router, { db: raceDb, jobs: { startJob: () => { started = true; } } });
  let response;
  await router.match('POST', '/api/exports').handler(null, null, {
    body: { tipo: 'excel' },
    json: (status, data) => { response = { status, data }; }
  });
  assert.equal(response.status, 409);
  assert.match(response.data.erro, /simultaneamente/i);
  assert.equal(db.prepare('SELECT COUNT(*) total FROM exports').get().total, 0);
  assert.equal(started, false);
  db.close();
});