import Fastify from 'fastify';
import corsPlugin from './plugins/cors';
import fastifyJwt from '@fastify/jwt';
import authRoutes from './modules/auth/auth.routes';
import dashboardRoutes from './modules/dashboard/dashboard.routes';
import incomesRoutes from './modules/incomes/incomes.routes';
import oneTimeExpensesRoutes from './modules/one-time-expenses/one-time-expenses.routes';
import recurringExpensesRoutes from './modules/recurring-expenses/recurring-expenses.routes';
import usersRoutes from './modules/users/users.routes';

const PORT = Number(process.env.PORT) || 3333;
const HOST = process.env.HOST ?? '0.0.0.0';

const fastify = Fastify({
  logger: {
    transport:
      process.env.NODE_ENV === 'development'
        ? { target: 'pino-pretty', options: { colorize: true } }
        : undefined,
  },
});

// ---------------------------------------------------------------------------
// Plugins globais
// ---------------------------------------------------------------------------
fastify.register(corsPlugin);

fastify.register(fastifyJwt, {
  secret: process.env.JWT_SECRET || 'super-secret-yaba-jwt-key-2026',
});

// ---------------------------------------------------------------------------
// JWT Middleware
// ---------------------------------------------------------------------------
fastify.addHook('onRequest', async (request, reply) => {
  if (request.url.includes('/api/v1/auth') || request.url.startsWith('/health')) {
    return; // Pula autenticação para rotas públicas
  }
  try {
    await request.jwtVerify();
  } catch (err) {
    return reply.status(401).send({ error: 'Não autorizado.' });
  }
});

// ---------------------------------------------------------------------------
// Rotas com prefixo /api/v1
// ---------------------------------------------------------------------------
const API_PREFIX = '/api/v1';

fastify.register(authRoutes, { prefix: API_PREFIX });
fastify.register(usersRoutes, { prefix: API_PREFIX });
fastify.register(incomesRoutes, { prefix: API_PREFIX });
fastify.register(recurringExpensesRoutes, { prefix: API_PREFIX });
fastify.register(oneTimeExpensesRoutes, { prefix: API_PREFIX });
fastify.register(dashboardRoutes, { prefix: API_PREFIX });

// ---------------------------------------------------------------------------
// Health check
// ---------------------------------------------------------------------------
fastify.get('/health', async () => ({
  status: 'ok',
  timestamp: new Date().toISOString(),
  version: '1.0.0',
}));

// ---------------------------------------------------------------------------
// Handler de erros global
// ---------------------------------------------------------------------------
fastify.setErrorHandler((error, _request, reply) => {
  fastify.log.error(error);
  const statusCode = error.statusCode ?? 500;
  reply.status(statusCode).send({
    error: statusCode >= 500 ? 'Erro interno do servidor.' : error.message,
    ...(process.env.NODE_ENV === 'development' && { stack: error.stack }),
  });
});

// ---------------------------------------------------------------------------
// Start
// ---------------------------------------------------------------------------
try {
  await fastify.listen({ port: PORT, host: HOST });
  console.log(`🚀 YABA API rodando em http://${HOST}:${PORT}`);
  console.log(`📖 Health check: http://${HOST}:${PORT}/health`);
} catch (err) {
  fastify.log.error(err);
  process.exit(1);
}