possibly fix #6803 -- wywiwg markdown: "Out of control cursor jumps to previous position in the sentence while typing"

- i can't reproduce this bug on purpose or ever in dev env, so I will reopen this if I hit it in production (where I do hit it)
- logically it would make sense this could be the cause

Author: williamstein

src/packages/frontend/editors/slate/edit-bar/list-edit.tsx

@@ -122,7 +122,7 @@ export const ListEdit: React.FC<Props> = ({ listProperties, editor }) => {
       style={{ color: "#666" }}
       onClick={() => {
         moveListItemUp(editor);
-        ReactEditor.focus(editor);
+        ReactEditor.focus(editor, false, true);
       }}
     >
       <Icon name={"arrow-up"} />
@@ -137,7 +137,7 @@ export const ListEdit: React.FC<Props> = ({ listProperties, editor }) => {
       style={{ color: "#666" }}
       onClick={() => {
         moveListItemDown(editor);
-        ReactEditor.focus(editor);
+        ReactEditor.focus(editor, false, true);
       }}
     >
       <Icon name={"arrow-down"} />

src/packages/frontend/editors/slate/elements/code-block/insert-bar.tsx

@@ -33,15 +33,15 @@ export default function InsertBar({ editor, element, info, above }) {
       path = Path.next(path);
     }
     Transforms.insertNodes(editor, node, { at: path });
-    ReactEditor.focus(editor, true);
+    ReactEditor.focus(editor, true, true);
     if (path) {
       setTimeout(() => {
         const sel = {
           anchor: { path: path!, offset: 0 },
           focus: { path: path!, offset },
         };
         Transforms.setSelection(editor, sel);
-        ReactEditor.focus(editor, true);
+        ReactEditor.focus(editor, true, true);
       }, 50);
     }
   };

src/packages/frontend/editors/slate/slate-react/plugin/react-editor.ts

@@ -142,7 +142,6 @@ export const ReactEditor = {
     force: boolean = false,
     preserveSelection: boolean = false,
   ): void {
-    console.trace("focus!", { force });
     const { selection } = editor;
     const el = ReactEditor.toDOMNode(editor, editor);
     IS_FOCUSED.set(editor, true);
@@ -157,7 +156,6 @@ export const ReactEditor = {
       el.focus({ preventScroll: true });
     }
     if (selection != null && preserveSelection) {
-      console.log("setting selection", { selection });
       // I've changed the focus method to optionally preserve the selection if there is one.
       // However, doing this when not needed may be the cause of
       // https://github.com/sagemathinc/cocalc/issues/6803