Add ui for csv update and import (broken) + fix build issues

inventory-server/src/routes/csv.js

@@ -0,0 +1,96 @@
+const express = require('express');
+const router = express.Router();
+const { spawn } = require('child_process');
+const path = require('path');
+
+// Debug middleware MUST be first
+router.use((req, res, next) => {
+    console.log(`[CSV Route Debug] ${req.method} ${req.path}`);
+    next();
+});
+
+// Store active import process and its progress
+let activeImport = null;
+let importProgress = null;
+
+// SSE clients for progress updates
+const clients = new Set();
+
+// Helper to send progress to all connected clients
+function sendProgressToClients(progress) {
+    clients.forEach(client => {
+        client.write(`data: ${JSON.stringify(progress)}\n\n`);
+    });
+}
+
+// Debug endpoint to verify route registration
+router.get('/test', (req, res) => {
+    console.log('CSV test endpoint hit');
+    res.json({ message: 'CSV routes are working' });
+});
+
+// Route to check import status
+router.get('/status', (req, res) => {
+    console.log('CSV status endpoint hit');
+    res.json({
+        active: !!activeImport,
+        progress: importProgress
+    });
+});
+
+// Route to update CSV files
+router.post('/update', async (req, res) => {
+    console.log('CSV update endpoint hit');
+    
+    if (activeImport) {
+        console.log('Import already in progress');
+        return res.status(409).json({ error: 'Import already in progress' });
+    }
+
+    try {
+        const scriptPath = path.join(__dirname, '..', '..', 'scripts', 'update-csv.js');
+        console.log('Running script:', scriptPath);
+        
+        if (!require('fs').existsSync(scriptPath)) {
+            console.error('Script not found:', scriptPath);
+            return res.status(500).json({ error: 'Update script not found' });
+        }
+        
+        activeImport = spawn('node', [scriptPath]);
+        
+        activeImport.stdout.on('data', (data) => {
+            console.log(`CSV Update: ${data}`);
+            importProgress = data.toString();
+            sendProgressToClients({ status: 'running', progress: importProgress });
+        });
+
+        activeImport.stderr.on('data', (data) => {
+            console.error(`CSV Update Error: ${data}`);
+            sendProgressToClients({ status: 'error', error: data.toString() });
+        });
+
+        await new Promise((resolve, reject) => {
+            activeImport.on('close', (code) => {
+                console.log(`CSV update process exited with code ${code}`);
+                if (code === 0) {
+                    sendProgressToClients({ status: 'complete' });
+                    resolve();
+                } else {
+                    sendProgressToClients({ status: 'error', error: `Process exited with code ${code}` });
+                    reject(new Error(`Update process exited with code ${code}`));
+                }
+                activeImport = null;
+                importProgress = null;
+            });
+        });
+
+        res.json({ success: true });
+    } catch (error) {
+        console.error('Error updating CSV files:', error);
+        activeImport = null;
+        importProgress = null;
+        res.status(500).json({ error: 'Failed to update CSV files', details: error.message });
+    }
+});
+
+module.exports = router;