/**
 * SimpleNote Web - Entry Point
 * Document management API with nested libraries and markdown support
 */

import express from 'express';
import cors from 'cors';
import { join, dirname } from 'path';
import { fileURLToPath } from 'url';
import config from './config/index.js';
import { createApiRouter } from './routes/index.js';
import { errorHandler } from './middleware/errorHandler.js';
import { initTagIndexer } from './indexers/tagIndexer.js';
import { ensureDir } from './utils/fsHelper.js';

const app = express();

// Serve static files from public/
app.use(express.static(join(dirname(fileURLToPath(import.meta.url)), '..', 'public')));

// Middleware
app.use(cors({ origin: config.corsOrigin }));
app.use(express.json({ limit: '10mb' }));
app.use(express.urlencoded({ extended: true }));

// Health check (unprotected)
app.get('/health', (req, res) => {
  res.json({ status: 'ok', timestamp: new Date().toISOString(), version: '1.0.0' });
});

// Ensure data directory exists
ensureDir(config.dataRoot);

// Initialize tag indexer
console.log(`[SimpleNote] Data root: ${config.dataRoot}`);
initTagIndexer(config.dataRoot);

// Mount API routes
app.use(config.apiPrefix, createApiRouter(config.apiPrefix));

// Error handler
app.use(errorHandler);

// Start server
app.listen(config.port, config.host, () => {
  console.log(`[SimpleNote] Web API running on http://${config.host}:${config.port}`);
  console.log(`[SimpleNote] API prefix: ${config.apiPrefix}`);
});

export default app;