added report lab options

py_app/app/static/script.js

@@ -303,4 +303,43 @@ document.addEventListener('DOMContentLoaded', () => {
             })
             .catch(error => console.error('Error saving template:', error));
     });
+
+    document.getElementById('generate-pdf-btn').addEventListener('click', () => {
+        const width = document.getElementById('label-width').value;
+        const height = document.getElementById('label-height').value;
+        const selectedColumns = Array.from(document.querySelectorAll('#columns-container input[type="checkbox"]:checked'))
+            .map(checkbox => checkbox.value);
+
+        if (!width || !height || selectedColumns.length === 0) {
+            alert('Please set dimensions and select at least one column.');
+            return;
+        }
+
+        const data = {
+            width: parseFloat(width),
+            height: parseFloat(height),
+            columns: selectedColumns
+        };
+
+        fetch('/generate_pdf', {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/json'
+            },
+            body: JSON.stringify(data)
+        })
+            .then(response => response.json())
+            .then(result => {
+                alert(result.message);
+                console.log('PDF Path:', result.pdf_path);
+
+                // Provide a link to download the PDF
+                const downloadLink = document.createElement('a');
+                downloadLink.href = result.pdf_path;
+                downloadLink.textContent = 'Download Generated PDF';
+                downloadLink.target = '_blank';
+                document.getElementById('label-preview').appendChild(downloadLink);
+            })
+            .catch(error => console.error('Error generating PDF:', error));
+    });
 });