fix(editor): cut and paste surface-ref to same doc should remain surface-ref (#11639)

Close [BS-3107](https://linear.app/affine-design/issue/BS-3107/剪切-surface-ref-block-会变成指向当前文档的link-card)

blocksuite/affine/shared/src/adapters/middlewares/surface-ref-to-embed.ts

@@ -11,12 +11,16 @@ export const surfaceRefToEmbed =
       }
     });
     slots.beforeImport.subscribe(payload => {
+      // only handle surface-ref block snapshot
       if (
-        pageId &&
-        payload.type === 'block' &&
-        payload.snapshot.flavour === 'affine:surface-ref' &&
-        !std.store.hasBlock(payload.snapshot.id)
-      ) {
+        payload.type !== 'block' ||
+        payload.snapshot.flavour !== 'affine:surface-ref'
+      )
+        return;
+
+      // turn into embed-linked-doc if the current doc is different from the pageId of the surface-ref block
+      const isNotSameDoc = pageId !== std.store.doc.id;
+      if (pageId && isNotSameDoc) {
         // The blockId of the original surface-ref block
         const blockId = payload.snapshot.id;
         payload.snapshot.id = std.workspace.idGenerator();

tests/affine-local/e2e/blocksuite/clipboard/clipboard.spec.ts

@@ -9,6 +9,7 @@ import {
 } from '@affine-test/kit/utils/editor';
 import {
   copyByKeyboard,
+  cutByKeyboard,
   pasteByKeyboard,
   pressEnter,
 } from '@affine-test/kit/utils/keyboard';
@@ -174,18 +175,17 @@ test.describe('paste in multiple blocks text selection', () => {
   });
 });
 
-test('paste surface-ref block to another doc as embed-linked-doc block', async ({
-  page,
-}) => {
+test.describe('surface-ref block', () => {
+  async function setupSurfaceRefBlock(page: Page) {
     await clickEdgelessModeButton(page);
     const container = locateEditorContainer(page);
     await container.click();
 
     // add a shape
     await page.keyboard.press('s');
-  // click to add a shape
     await container.click({ position: { x: 100, y: 300 } });
     await page.waitForTimeout(50);
+
     // add a frame
     await page.keyboard.press('f');
     await page.waitForTimeout(50);
@@ -196,7 +196,6 @@ test('paste surface-ref block to another doc as embed-linked-doc block', async (
     await page.waitForTimeout(50);
 
     const toolbar = page.locator('affine-toolbar-widget editor-toolbar');
-
     const insertIntoPageButton = toolbar.getByLabel('Insert into Page');
     await insertIntoPageButton.click();
 
@@ -204,6 +203,14 @@ test('paste surface-ref block to another doc as embed-linked-doc block', async (
     await waitForEditorLoad(page);
     await container.click();
 
+    return { container };
+  }
+
+  test('paste surface-ref block to another doc as embed-linked-doc block', async ({
+    page,
+  }) => {
+    await setupSurfaceRefBlock(page);
+
     // copy surface-ref block
     const surfaceRefBlock = page.locator('affine-surface-ref');
     await surfaceRefBlock.click();
@@ -226,6 +233,28 @@ test('paste surface-ref block to another doc as embed-linked-doc block', async (
     await expect(embedLinkedDocBlockTitle).toHaveText('Clipboard Test');
   });
 
+  test('cut and paste surface-ref block to same doc should remain surface-ref block', async ({
+    page,
+  }) => {
+    const { container } = await setupSurfaceRefBlock(page);
+
+    // cut surface-ref block
+    const surfaceRefBlock = page.locator('affine-surface-ref');
+    await surfaceRefBlock.click();
+    await page.waitForSelector('affine-surface-ref .focused');
+    await cutByKeyboard(page);
+
+    // focus on the editor
+    await container.click();
+
+    // paste the surface-ref block
+    await pasteByKeyboard(page);
+    await page.waitForTimeout(50);
+    await expect(surfaceRefBlock).toHaveCount(1);
+    await expect(surfaceRefBlock).toBeVisible();
+  });
+});
+
 test.describe('paste to code block', () => {
   test('should replace the selected text when pasting plain text', async ({
     page,