#2198 Fix Save button enabled when Molecule name contains only spaces (#10284)

* #2198 Fix Save button enabled when Molecule name contains only spaces

* #2198 Update snapshot for custom templates test

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* #2198 - Remove 'Edit templates - name with just spaces' test

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

---------

Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: kpustakhod

ketcher-autotests/tests/specs/Templates/Custom-Templates/custom-templates.spec.ts-snapshots/Open-Ketcher-Edit-templates---Template-Name-1-chromium-linux.png

@@ -113,23 +113,6 @@ test.describe('Templates - Template Library', () => {
     await clickInTheMiddleOfTheCanvas(page);
     await takeEditorScreenshot(page);
   });
-
-  test('Edit templates - name with just spaces', async ({ page }) => {
-    // Test case: EPMLSOPKET-1699
-    // Verify if structure name won't change if field will contain just spaces
-    const inputText = '   ';
-    await BottomToolbar(page).structureLibrary();
-    await StructureLibraryDialog(page).editTemplate(
-      TemplateLibraryTab.BetaDSugars,
-      BetaDSugarsTemplate.BetaDAllopyranose,
-    );
-    await TemplateEditDialog(page).setMoleculeName(inputText);
-    await TemplateEditDialog(page).edit();
-    await StructureLibraryDialog(page).openTemplateLibrarySection(
-      TemplateLibraryTab.BetaDSugars,
-    );
-    await takeEditorScreenshot(page);
-  });
 });
 
 test.describe('Templates - Template Library', () => {

ketcher-autotests/tests/specs/Templates/Template-Library/template-library.spec.ts

@@ -517,7 +517,7 @@ export const attachSchema: StructSchema = {
       minLength: 1,
       maxLength: 128,
       invalidMessage:
-        'Template must have a unique name and no more than 128 symbols in length',
+        'Template must have a unique non-empty name and no more than 128 symbols in length',
     },
   },
 };

packages/ketcher-react/src/script/ui/data/schema/struct-schema.ts

@@ -277,6 +277,7 @@ class Attach extends Component<AttachProps> {
   checkIsValidName(name: string) {
     return (
       !!name &&
+      name.trim().length > 0 &&
       !this.props.templateLib.some(
         (tmpl) =>
           tmpl.struct.name === name && tmpl.props.group === 'User Templates',