import fastify from 'fastify';
import cors from '@fastify/cors';
import helmet from '@fastify/helmet';
import rateLimit from '@fastify/rate-limit';
import swagger from '@fastify/swagger';
import swaggerUi from '@fastify/swagger-ui';
import cookie from '@fastify/cookie';
import jwt from '@fastify/jwt';
import routes from './routes';

const app = fastify({ logger: true });

// Register plugins
app.register(cors, { origin: 'cad.media-on.de' });
app.register(helmet);
app.register(rateLimit, {
  max: 100,
  timeWindow: '1 minute',
  allowList: ['127.0.0.1'],
  skipOnError: true,
  keyGenerator: (req) => req.headers['x-forwarded-for'] || req.ip || req.ips,
});
app.register(swagger, {
  openapi: {
    info: {
      title: 'Web CAD API',
      description: 'API for Web CAD application',
      version: '1.0.0',
    },
    servers: [{
      url: 'http://localhost:3001',
      description: 'Development server',
    }],
  },
});
app.register(swaggerUi, {
  routePrefix: '/api/docs',
  uiConfig: {
    deepLinking: false,
  },
  staticCSP: true,
  transformStaticCSP: (header) => header,
  uiHooks: {
    onRequest: function (_request, _reply, next) { next(); },
    preHandler: function (_request, _reply, next) { next(); }
  },
});
app.register(cookie);
app.register(jwt, {
  secret: process.env.JWT_SECRET || 'default-secret',
});

// Register routes
app.register(routes, { prefix: '/api' });

// Health endpoint
app.get('/api/health', async (_request, _reply) => {
  return { status: 'OK' }
});

// OpenAPI spec endpoint
app.get('/api/openapi.json', async (_request, _reply) => {
  return app.swagger();
});

const start = async () => {
  try {
    await app.listen({ port: 3001, host: '0.0.0.0' });
    console.log('Server listening on port 3001');
  } catch (err) {
    app.log.error(err);
    process.exit(1);
  }
};

start();