fix(player): 评论总数含回复并改用相对时间

test/comment/drama_comments_sheet_test.dart

@@ -142,6 +142,45 @@ void main() {
     expect(repository.pageCalls.last.cursor, '10');
   });
 
+  testWidgets('should_show_server_total_that_includes_replies', (tester) async {
+    final repository = FakeCommentRepository(
+      pages: [
+        CommentPage(
+          comments: [
+            commentFixture(id: '10', content: 'Root one'),
+            commentFixture(id: '11', content: 'Root two'),
+          ],
+        ),
+      ],
+      countResult: 9,
+    );
+
+    await _pumpSheet(tester, repository: repository);
+
+    expect(find.text('9 comments'), findsOneWidget);
+    expect(repository.countCalls, ['5']);
+  });
+
+  testWidgets('should_fall_back_to_exact_count_when_server_total_fails', (
+    tester,
+  ) async {
+    final repository = FakeCommentRepository(
+      pages: [
+        CommentPage(
+          comments: [
+            commentFixture(id: '10', content: 'Root one'),
+            commentFixture(id: '11', content: 'Root two'),
+          ],
+        ),
+      ],
+      countError: StateError('offline'),
+    );
+
+    await _pumpSheet(tester, repository: repository);
+
+    expect(find.text('2 comments'), findsOneWidget);
+  });
+
   testWidgets('should_show_compact_empty_state_when_no_comments_exist', (
     tester,
   ) async {
@@ -185,6 +224,7 @@ void main() {
     final repository = FakeCommentRepository(
       pages: [const CommentPage()],
       publishResult: commentFixture(id: '11', content: 'Nice demo', mine: true),
+      countResult: 1,
     );
 
     await _pumpSheet(tester, repository: repository);
@@ -197,6 +237,7 @@ void main() {
     await tester.pumpAndSettle();
 
     expect(tester.widget<TextField>(input).focusNode?.hasFocus, isFalse);
+    expect(repository.countCalls, ['5', '5']);
   });
 
   testWidgets('should_use_polished_comment_sizes', (tester) async {