111 lines
2.9 KiB
JavaScript
111 lines
2.9 KiB
JavaScript
const express = require('express');
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const cors = require('cors');
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const helmet = require('helmet');
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const compression = require('compression');
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const morgan = require('morgan');
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const path = require('path');
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require('dotenv').config();
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const { sequelize } = require('./config/database');
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const logger = require('./utils/logger');
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//const rateLimiter = require('./middleware/rateLimiter');
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const errorHandler = require('./middleware/errorHandler');
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// Import routes
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const authRoutes = require('./routes/auth');
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const modelRoutes = require('./routes/models');
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const chatRoutes = require('./routes/chat');
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const documentRoutes = require('./routes/documents');
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const feedbackRoutes = require('./routes/feedback');
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const toolRoutes = require('./routes/tools');
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const app = express();
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const PORT = process.env.PORT || 8000;
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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: process.env.NODE_ENV === 'production'
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? ['https://yourdomain.com']
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: ['http://localhost:8000'],
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credentials: true
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}));
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// Compression and logging
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app.use(compression());
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app.use(morgan('combined', { stream: { write: message => logger.info(message.trim()) } }));
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// Body parsing
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app.use(express.json({ limit: '50mb' }));
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app.use(express.urlencoded({ extended: true, limit: '50mb' }));
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// Rate limiting
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// app.use(rateLimiter);
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// Static files
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app.use('/uploads', express.static(path.join(__dirname, '../uploads')));
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// API routes
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app.use('/api/auth', authRoutes);
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app.use('/api/models', modelRoutes);
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app.use('/api/chat', chatRoutes);
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app.use('/api/documents', documentRoutes);
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app.use('/api/feedback', feedbackRoutes);
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app.use('/api/tools', toolRoutes);
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// Health check
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app.get('/api/health', (req, res) => {
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res.json({
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status: 'OK',
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timestamp: new Date().toISOString(),
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version: '1.0.0'
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});
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});
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// Error handling
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app.use(errorHandler);
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// 404 handler
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app.use('*', (req, res) => {
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res.status(404).json({ error: 'Route not found' });
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});
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// Database connection and server start
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const startServer = async () => {
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try {
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await sequelize.authenticate();
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logger.info('Database connection established successfully');
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// Sync database in development
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if (process.env.NODE_ENV === 'development') {
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await sequelize.sync({ alter: true });
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logger.info('Database synchronized');
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}
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app.listen(PORT, () => {
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logger.info(`Server running on port ${PORT}`);
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logger.info(`Environment: ${process.env.NODE_ENV}`);
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});
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} catch (error) {
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logger.error('Failed to start server:', error);
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process.exit(1);
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}
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};
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// Graceful shutdown
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process.on('SIGTERM', async () => {
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logger.info('SIGTERM received, shutting down gracefully');
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await sequelize.close();
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process.exit(0);
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});
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process.on('SIGINT', async () => {
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logger.info('SIGINT received, shutting down gracefully');
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await sequelize.close();
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process.exit(0);
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});
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startServer();
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module.exports = app;
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