initial commit

backend/src/app.js

@@ -0,0 +1,70 @@
+const express = require('express');
+const multer = require('multer');
+const cors = require('cors');
+
+const {
+  initializeSalesforceConnection,
+  attachPdfToAccount,
+  splitExcelFile,
+  splitPDF,
+  cleanUp
+} = require('./services');
+
+const app = express();
+app.use(cors({
+  origin: 'http://localhost:5173'
+}));
+
+const upload = multer({ dest: 'uploads/' });
+
+app.post('/api/documents', upload.array('documents'), async (req, res) => {
+  const documentTitle = req.body.title;
+
+  let excelFile = null;
+  let pdfFile = null;
+
+  if (req.files && req.files.length > 0) {
+    req.files.forEach((file) => {
+      const fileName = file.originalname.toLowerCase();
+      if (fileName.endsWith('.xlsx') || fileName.endsWith('.xls')) {
+        excelFile = file.path;
+      } else if (fileName.endsWith('.pdf')) {
+        pdfFile = file.path;
+      }
+    });
+  }
+
+  if (!documentTitle || !excelFile || !pdfFile) {
+    if (req.files) {
+      cleanUp(req.files.map((f) => f.path));
+    }
+    return res.status(400).json({
+      error: !documentTitle ? 'Document title is required' : 'Both excel and pdf files are required'
+    });
+  }
+
+  const tempFilePath = [];
+  try {
+    let resultExcel = await splitExcelFile(excelFile);
+    let resultPdf = await splitPDF(resultExcel, pdfFile, tempFilePath);
+
+    await initializeSalesforceConnection();
+    await attachPdfToAccount(resultPdf, documentTitle); // No need to pass sfdc
+
+    return res.status(200).json({
+      ok: true,
+      message: 'Files uploaded successfully!'
+    });
+  } catch (err) {
+    console.error('Error in processing the files: ', err);
+    return res.status(500).json({
+      ok: false,
+      message: 'Error in processing and uploading the files'
+    });
+  } finally {
+    cleanUp(tempFilePath);
+    cleanUp([excelFile, pdfFile]);
+  }
+});
+
+module.exports = { app };