show "no integration" when sql block is not connected

Author: jankuca

src/notebooks/deepnote/sqlCellStatusBarProvider.ts

@@ -98,13 +98,25 @@ export class SqlCellStatusBarProvider implements NotebookCellStatusBarItemProvid
     private async createStatusBarItems(cell: NotebookCell): Promise<NotebookCellStatusBarItem[]> {
         const items: NotebookCellStatusBarItem[] = [];
 
-        // Add integration status bar item if integration ID is present
+        // Add integration status bar item
         const integrationId = this.getIntegrationId(cell);
         if (integrationId) {
             const integrationItem = await this.createIntegrationStatusBarItem(cell, integrationId);
             if (integrationItem) {
                 items.push(integrationItem);
             }
+        } else {
+            // Show "No integration connected" when no integration is selected
+            items.push({
+                text: `$(database) ${l10n.t('No integration connected')}`,
+                alignment: 1, // NotebookCellStatusBarAlignment.Left
+                tooltip: l10n.t('No SQL integration connected\nClick to select an integration'),
+                command: {
+                    title: l10n.t('Switch Integration'),
+                    command: 'deepnote.switchSqlIntegration',
+                    arguments: [cell]
+                }
+            });
         }
 
         // Always add variable status bar item for SQL cells

src/notebooks/deepnote/sqlCellStatusBarProvider.unit.test.ts

@@ -38,18 +38,25 @@ suite('SqlCellStatusBarProvider', () => {
         assert.isUndefined(result);
     });
 
-    test('returns only variable status bar item for SQL cells without integration ID', async () => {
+    test('returns status bar items for SQL cells without integration ID', async () => {
         const cell = createMockCell('sql', {});
 
         const result = await provider.provideCellStatusBarItems(cell, cancellationToken);
 
         assert.isDefined(result);
         assert.isArray(result);
         const items = result as any[];
-        assert.strictEqual(items.length, 1);
+        assert.strictEqual(items.length, 2);
+
+        // Check "No integration connected" status bar item
+        const integrationItem = items[0];
+        assert.strictEqual(integrationItem.text, '$(database) No integration connected');
+        assert.strictEqual(integrationItem.alignment, 1);
+        assert.isDefined(integrationItem.command);
+        assert.strictEqual(integrationItem.command.command, 'deepnote.switchSqlIntegration');
 
         // Check variable status bar item
-        const variableItem = items[0];
+        const variableItem = items[1];
         assert.strictEqual(variableItem.text, 'Variable: df');
         assert.strictEqual(variableItem.alignment, 1);
         assert.isDefined(variableItem.command);