Initial commit: Business Case Automation with Excel generation

server.js

@@ -0,0 +1,69 @@
+const express = require('express');
+const bodyParser = require('body-parser');
+const fs = require('fs');
+const path = require('path');
+const { exec } = require('child_process');
+const { updateConfig } = require('./index');
+
+// Create Express app
+const app = express();
+const PORT = process.env.PORT || 3001;
+
+// Middleware
+app.use(express.static(__dirname)); // Serve static files
+app.use(bodyParser.json());
+app.use(bodyParser.urlencoded({ extended: true }));
+
+// Route to serve the HTML form
+app.get('/', (req, res) => {
+  res.sendFile(path.join(__dirname, 'index.html'));
+});
+
+// Route to serve the thank you page
+app.get('/thank-you.html', (req, res) => {
+  res.sendFile(path.join(__dirname, 'thank-you.html'));
+});
+
+// API endpoint to handle form submissions
+app.post('/calculate', async (req, res) => {
+  try {
+    console.log('Received form submission');
+    const formData = req.body;
+    console.log('Form data received:', JSON.stringify(formData, null, 2));
+    
+    // Update config file with form data
+    await updateConfig(formData);
+    console.log('Config file updated successfully');
+    
+    // Run Python script to create Excel file with variables injection
+    exec('python3 create_excel_xlwings.py', (error, stdout, stderr) => {
+      if (error) {
+        console.error(`Error executing Python script: ${error}`);
+        console.error(`stderr: ${stderr}`);
+      } else {
+        console.log(`Python script output: ${stdout}`);
+      }
+    });
+    
+    // Send success response
+    res.json({
+      success: true,
+      message: 'Form data saved successfully'
+    });
+    console.log('Success response sent');
+  } catch (error) {
+    console.error('Error processing form data:', error);
+    console.error('Error stack:', error.stack);
+    res.status(500).json({
+      success: false,
+      message: 'Error processing form data',
+      error: error.message
+    });
+    console.error('Error response sent');
+  }
+});
+
+// Start the server
+app.listen(PORT, () => {
+  console.log(`Server running on port ${PORT}`);
+});