fix: add block below block with opened side menu

refs: #23

Author: m-risto

libs/ngx-blocknote/src/lib/components/side-menu/default-buttons/add-block-button/bna-add-block-button.component.ts

@@ -17,9 +17,19 @@ export class BnaAddBlockButtonComponent {
   constructor(public ngxBlockNoteService: NgxBlocknoteService) {}
 
   addNewBlock() {
-    const currentBlock = this.ngxBlockNoteService.editor().getTextCursorPosition().block;
-    this.ngxBlockNoteService.editor().insertBlocks([{
-      type: "paragraph",
-    }], currentBlock, "after");
+    const editor = this.ngxBlockNoteService.editor();
+    const currentBlock = this.ngxBlockNoteService.sideMenuFocusedBlock();
+    if (!currentBlock) return;
+    const insertedBlock = this.ngxBlockNoteService.editor().insertBlocks(
+      [
+        {
+          type: 'paragraph',
+        },
+      ],
+      currentBlock,
+      'after',
+    )[0];
+    editor.setTextCursorPosition(insertedBlock);
+    editor.openSuggestionMenu('/');
   }
 }