chore: revert "fix: word boundary regards white space as a word (#1157)" (#1160)

* chore: revert "fix: word boundary regards white space as a word (#1157)"

This reverts commit a1f1c6708a.

* chore: remove test

---------

Co-authored-by: Lucas.Xu <lucas.xu@appflowy.io>

lib/src/editor/block_component/rich_text/appflowy_rich_text.dart

@@ -277,13 +277,11 @@ class _AppFlowyRichTextState extends State<AppFlowyRichText>
 
   @override
   Selection? getWordBoundaryInOffset(Offset offset) {
-    final renderParagraph = _renderParagraph;
     final localOffset = _renderParagraph?.globalToLocal(offset) ?? Offset.zero;
     final textPosition = _renderParagraph?.getPositionForOffset(localOffset) ??
         const TextPosition(offset: 0);
-    final textRange = renderParagraph == null
+    final textRange =
-        ? TextRange.empty
+        _renderParagraph?.getWordBoundary(textPosition) ?? TextRange.empty;
-        : _getNonSpaceWordBoundary(renderParagraph, textPosition);
     final start = Position(path: widget.node.path, offset: textRange.start);
     final end = Position(path: widget.node.path, offset: textRange.end);
     return Selection(start: start, end: end);
@@ -299,56 +297,6 @@ class _AppFlowyRichTextState extends State<AppFlowyRichText>
     return Selection(start: start, end: end);
   }
 
-  TextRange _getNonSpaceWordBoundary(
-    RenderParagraph renderParagraph,
-    TextPosition textPosition,
-  ) {
-    bool isSpace(String string) => string.trim().isEmpty;
-
-    final text = renderParagraph.text.toPlainText();
-    final boundary = renderParagraph.getWordBoundary(textPosition);
-
-    if (!boundary.isValid) {
-      return TextRange.empty;
-    }
-
-    final wordText = text.substring(boundary.start, boundary.end);
-
-    if (!isSpace(wordText)) {
-      return boundary;
-    }
-
-    int currentOffset = boundary.start - 1;
-    while (currentOffset >= 0 && isSpace(text[currentOffset])) {
-      currentOffset--;
-    }
-    if (currentOffset >= 0) {
-      final prevWordBoundary =
-          renderParagraph.getWordBoundary(TextPosition(offset: currentOffset));
-      if (!isSpace(
-        text.substring(prevWordBoundary.start, prevWordBoundary.end),
-      )) {
-        return prevWordBoundary;
-      }
-    }
-
-    currentOffset = boundary.end;
-    while (currentOffset < text.length && isSpace(text[currentOffset])) {
-      currentOffset++;
-    }
-    if (currentOffset < text.length) {
-      final nextWordBoundary =
-          renderParagraph.getWordBoundary(TextPosition(offset: currentOffset));
-      if (!isSpace(
-        text.substring(nextWordBoundary.start, nextWordBoundary.end),
-      )) {
-        return nextWordBoundary;
-      }
-    }
-
-    return TextRange.empty;
-  }
-
   @override
   List<Rect> getRectsInSelection(
     Selection selection, {

test/service/context_menu_test.dart

@@ -54,38 +54,6 @@ void main() async {
       await editor.dispose();
     });
 
-    testWidgets('context menu cut test ', (tester) async {
-      const text = 'Welcome to AppFlowy';
-      final editor = tester.editor..addParagraph(initialText: text);
-      await editor.startTesting();
-      expect(
-        find.text(text, findRichText: true),
-        findsOneWidget,
-      );
-      await editor.updateSelection(
-        Selection(
-          start: Position(path: [0], offset: 0),
-          end: Position(path: [0], offset: 18),
-        ),
-      );
-      final copiedText =
-          editor.editorState.getTextInSelection(editor.selection).join('/n');
-      final position = tester.getCenter(find.text(text, findRichText: true));
-      rightClickAt(position);
-      await tester.pump();
-      final cutButton = find.text('Cut');
-      expect(cutButton, findsOneWidget);
-      await tester.tap(cutButton);
-      await tester.pumpAndSettle(const Duration(milliseconds: 500));
-      expect(
-        find.text('Welcome to AppFlowy', findRichText: true),
-        findsNothing,
-      );
-      final clipBoardData = await AppFlowyClipboard.getData();
-      expect(clipBoardData.text, copiedText);
-      await editor.dispose();
-    });
-
     testWidgets('context menu copy and paste test', (tester) async {
       const text = 'Welcome to AppFlowy';
       final editor = tester.editor