Files
EverOS/use-cases/game-of-throne-demo/backend/src/server.ts
2026-06-06 13:59:12 +08:00

75 lines
2.6 KiB
TypeScript

import express from 'express';
import cors from 'cors';
import { MockMemoryService } from './services/MockMemoryService.js';
import { EverOSService } from './services/EverMemOSService.js';
import { OpenAIService } from './services/OpenAIService.js';
import { createChatRouter } from './routes/chat.js';
import { createHealthRouter } from './routes/health.js';
import { logger } from './utils/logger.js';
// Environment variables
const PORT = process.env.PORT || 3001;
const OPENAI_API_KEY = process.env.OPENAI_API_KEY || '';
const OPENAI_MODEL = process.env.OPENAI_MODEL || 'openai/gpt-5.2';
const FRONTEND_URL = process.env.FRONTEND_URL || 'http://localhost:3000';
const USE_EVERMEMOS = process.env.USE_EVERMEMOS === 'true';
const EVERMEMOS_URL = process.env.EVERMEMOS_URL || 'http://localhost:1995';
const EVERMEMOS_API_KEY = process.env.EVERMEMOS_API_KEY || '';
const EVERMEMOS_GROUP_ID = process.env.EVERMEMOS_GROUP_ID || 'asoiaf';
if (!OPENAI_API_KEY) {
logger.error('Server', 'OPENAI_API_KEY environment variable is not set (use OpenRouter API key)');
process.exit(1);
}
// Initialize services
const memoryService = USE_EVERMEMOS
? new EverOSService({
baseUrl: EVERMEMOS_URL,
apiKey: EVERMEMOS_API_KEY || undefined,
groupId: EVERMEMOS_GROUP_ID,
})
: new MockMemoryService();
const openaiService = new OpenAIService(OPENAI_API_KEY, OPENAI_MODEL);
const isCloudMode = USE_EVERMEMOS && !!EVERMEMOS_API_KEY;
logger.info('Server', `Memory service: ${USE_EVERMEMOS ? (isCloudMode ? 'EverMind Cloud' : 'EverOS (local)') : 'Mock'}`);
if (USE_EVERMEMOS) {
logger.info('Server', `EverOS URL: ${EVERMEMOS_URL}`);
if (isCloudMode) {
logger.info('Server', `EverMind Cloud API Key: ${EVERMEMOS_API_KEY.slice(0, 8)}...`);
}
}
// Create Express app
const app = express();
// Middleware
app.use(cors({
origin: FRONTEND_URL === '*' ? true : FRONTEND_URL,
}));
app.use(express.json());
// Request logging middleware
app.use((req, _res, next) => {
logger.info('Server', `${req.method} ${req.path}`);
next();
});
// Routes
app.use('/api', createChatRouter(memoryService, openaiService));
app.use('/api', createHealthRouter(memoryService, openaiService));
// Error handling middleware
app.use((err: Error, _req: express.Request, res: express.Response, _next: express.NextFunction) => {
logger.error('Server', 'Unhandled error:', err);
res.status(500).json({ error: 'Internal server error' });
});
// Start server
app.listen(PORT, () => {
logger.info('Server', `Backend server running on http://localhost:${PORT}`);
logger.info('Server', `CORS enabled for: ${FRONTEND_URL}`);
logger.info('Server', `Using OpenRouter with model: ${OPENAI_MODEL}`);
});