fixing bug for downloading

templates/data.html

@@ -100,22 +100,25 @@
           const table = document.querySelector(`#content${selectedTableIndex} table`);
           
           if (!table) {
-            console.error('No table found');
-            return;
+              console.error('No table found');
+              return;
           }
 
           // Get table data
           let csv = [];
-          const rows = table.querySelectorAll('tr');
+          const rows = table.querySelectorAll('thead tr, tbody tr');
           
-          for (const row of rows) {
-            const cells = row.querySelectorAll('th, td');
-            let rowData = [];
-            cells.forEach(cell => {
-              rowData.push('"' + cell.innerText.replace(/"/g, '""') + '"');
-            });
-            csv.push(rowData.join(','));
-          }
+          rows.forEach(row => {
+              const cells = row.querySelectorAll('th, td');
+              let rowData = [];
+              cells.forEach(cell => {
+                  // Get the text content, removing any extra whitespace
+                  let text = cell.textContent.trim().replace(/\s\s+/g, ' ');
+                  // Escape double quotes and enclose fields in quotes
+                  rowData.push('"' + text.replace(/"/g, '""') + '"');
+              });
+              csv.push(rowData.join(','));
+          });
 
           // Combine CSV rows
           const csvContent = csv.join('\n');
@@ -126,15 +129,15 @@
           // Create a download link
           const link = document.createElement('a');
           if (link.download !== undefined) {
-            const url = URL.createObjectURL(blob);
-            link.setAttribute('href', url);
-            link.setAttribute('download', 'table_data.csv');
-            link.style.visibility = 'hidden';
-            document.body.appendChild(link);
-            link.click();
-            document.body.removeChild(link);
+              const url = URL.createObjectURL(blob);
+              link.setAttribute('href', url);
+              link.setAttribute('download', 'table_data.csv');
+              link.style.visibility = 'hidden';
+              document.body.appendChild(link);
+              link.click();
+              document.body.removeChild(link);
           }
-        }
+      }
       
         // ... rest of the existing code ...
     </script>