From f9692ba7ed9c7e5e1368d33d1a95af4b64ab9b0a Mon Sep 17 00:00:00 2001
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Date: Tue, 13 Jan 2026 09:28:12 +0300
Subject: [PATCH] =?UTF-8?q?fix:=20=D1=83=D0=B1=D1=80=D0=B0=D0=BB=20=D0=BF?=
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- scrollToBottom: использует scrollTop (мгновенно) вместо scrollTo smooth
- scrollToMessage: дефолт behavior изменен с 'smooth' на 'auto'
- это исправляет проблему с незавершенным плавным скроллом при инициализации
---
 backend/static/js/managers/scrollManagerV2.js | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/backend/static/js/managers/scrollManagerV2.js b/backend/static/js/managers/scrollManagerV2.js
index b4b86744..9279fbde 100644
--- a/backend/static/js/managers/scrollManagerV2.js
+++ b/backend/static/js/managers/scrollManagerV2.js
@@ -306,10 +306,11 @@ export class ScrollManagerV2 {
                 });
             });
         } else {
-            // Плавный скролл
-            this.scrollEl.scrollTo({
-                top: this.scrollEl.scrollHeight,
-                behavior: 'smooth'
+            // Обычный скролл - БЕЗ анимации (как в старом коде)
+            // Используем scrollTop вместо scrollTo({ behavior: 'smooth' })
+            // чтобы избежать незавершенных анимаций
+            requestAnimationFrame(() => {
+                this.scrollEl.scrollTop = this.scrollEl.scrollHeight;
             });
         }
     }
@@ -319,7 +320,7 @@ export class ScrollManagerV2 {
      * @param {number|string} messageId - ID сообщения
      * @param {Object} [options]
      * @param {string} [options.block='center'] - Позиция в viewport
-     * @param {string} [options.behavior='smooth'] - Тип анимации
+     * @param {string} [options.behavior='auto'] - Тип анимации ('auto', 'smooth', 'instant')
      */
     scrollToMessage(messageId, options = {}) {
         const messageEl = this.scrollEl.querySelector(`[data-message-id="${messageId}"]`);
@@ -331,7 +332,7 @@ export class ScrollManagerV2 {
 
         messageEl.scrollIntoView({
             block: options.block || 'center',
-            behavior: options.behavior || 'smooth',
+            behavior: options.behavior || 'auto',
             inline: 'nearest'
         });
     }