84 lines
2.3 KiB
TypeScript
84 lines
2.3 KiB
TypeScript
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import express, { Application, Request, Response } from 'express';
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import cors from 'cors';
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import helmet from 'helmet';
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import rateLimit from 'express-rate-limit';
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import swaggerUi from 'swagger-ui-express';
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import { config } from './config';
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import { logger } from './config/logger';
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import { errorHandler } from './middleware/errorHandler';
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import { RegisterRoutes } from './routes/routes';
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export function createApp(): Application {
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const app = express();
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// Security middleware
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app.use(helmet());
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app.use(cors({
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origin: config.cors.origin,
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credentials: true
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}));
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// Rate limiting
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const limiter = rateLimit({
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windowMs: config.rateLimit.windowMs,
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max: config.rateLimit.maxRequests,
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message: {
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error: {
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code: 'RATE_LIMIT_EXCEEDED',
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message: 'Too many requests, please try again later'
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}
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}
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});
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app.use('/api/', limiter);
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// Body parsing
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app.use(express.json());
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app.use(express.urlencoded({ extended: true }));
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// Request logging
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app.use((req: Request, res: Response, next) => {
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logger.info('Incoming request', {
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method: req.method,
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path: req.path,
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ip: req.ip
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});
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next();
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});
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// Swagger documentation
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try {
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const swaggerDocument = require('../public/swagger.json');
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app.use('/api-docs', swaggerUi.serve, swaggerUi.setup(swaggerDocument));
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logger.info('Swagger documentation available at /api-docs');
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} catch (error) {
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logger.warn('Swagger documentation not available. Run "npm run tsoa:gen" to generate it.');
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}
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// Simple health check endpoint (not using TSOA)
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app.get('/health', (req: Request, res: Response) => {
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res.json({
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status: 'ok',
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timestamp: new Date().toISOString(),
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uptime: process.uptime()
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});
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});
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// Register TSOA routes
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RegisterRoutes(app);
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// 404 handler
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app.use((req: Request, res: Response) => {
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res.status(404).json({
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error: {
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code: 'NOT_FOUND',
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message: 'Route not found'
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}
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});
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});
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// Error handler (must be last)
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app.use(errorHandler);
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return app;
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}
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