fix(player): 评论总数含回复并改用相对时间

test/support/fake_interaction_repositories.dart

@@ -42,7 +42,7 @@ class FakeCommentRepository implements CommentRepository {
     this.publishError,
     this.deleteError,
     this.pageError,
-    this.countResult = 0,
+    this.countResult,
     this.countError,
   }) : pages = pages ?? const [];
 
@@ -51,7 +51,7 @@ class FakeCommentRepository implements CommentRepository {
   final Object? publishError;
   final Object? deleteError;
   final Object? pageError;
-  final int countResult;
+  final int? countResult;
   final Object? countError;
   final List<CommentPageCall> pageCalls = [];
   final List<PublishCall> publishCalls = [];
@@ -85,7 +85,9 @@ class FakeCommentRepository implements CommentRepository {
     countCalls.add(dramaId);
     final error = countError;
     if (error != null) throw error;
-    return countResult;
+    final result = countResult;
+    if (result == null) throw StateError('comment count unavailable');
+    return result;
   }
 
   @override