From cdf1251f24493fcafa7ed48375102eb2ff3d9278 Mon Sep 17 00:00:00 2001
From: Repellent <aleksprm777@gmail.com>
Date: Thu, 1 Jan 2026 18:33:12 +0500
Subject: [PATCH] =?UTF-8?q?=D1=81=D0=B4=D0=B5=D0=BB=D0=B0=D0=BD=D0=BE=20?=
 =?UTF-8?q?=D1=83=D0=BF=D1=80=D0=B0=D0=B2=D0=BB=D0=B5=D0=BD=D0=B8=D0=B5=20?=
 =?UTF-8?q?=D0=BA=D0=BE=D0=BB=D0=B8=D1=87=D0=B5=D1=81=D1=82=D0=B2=D0=BE?=
 =?UTF-8?q?=D0=BC=20=D0=BE=D1=82=D0=B2=D0=B5=D1=82=D0=BE=D0=B2=20=20-=20?=
 =?UTF-8?q?=D1=82=D0=B5=D0=BF=D0=B5=D1=80=D1=8C=20=D0=B5=D1=81=D1=82=D1=8C?=
 =?UTF-8?q?=20AJAX=20=D0=BF=D0=BE=D0=B4=D0=B3=D1=80=D1=83=D0=B7=D0=BA?=
 =?UTF-8?q?=D0=B0=20=D0=BE=D1=82=D0=B2=D0=B5=D1=82=D0=BE=D0=B2=20=D0=BA?=
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 =?UTF-8?q?=D0=BE=D1=82=D0=B2=D0=B5=D1=82=D0=BE=D0=B2=20=D0=B8=D0=B7=20?=
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 =?UTF-8?q?=D0=BD=D0=BE=D0=B3=D0=BE=20=D0=B2=20=D0=B0=D0=B4=D0=BC=D0=B8?=
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MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 class/comment.php               | 21 +++++++++++++
 templates/comments_tree.tpl     | 52 +++++++++++++++++++++++++++++----
 templates/comments_tree_sub.tpl | 23 +++++++++++----
 3 files changed, 85 insertions(+), 11 deletions(-)

diff --git a/class/comment.php b/class/comment.php
index 2d1e3a7..536d393 100644
--- a/class/comment.php
+++ b/class/comment.php
@@ -289,6 +289,7 @@ function commentListShow($tpl_dir)
             $assign['comment_allowed_extensions'] = $settings['comment_allowed_extensions'] ?? 'jpg,jpeg,png,gif';
             $assign['comment_max_file_size'] = $settings['comment_max_file_size'] ?? 2048;
             $assign['comment_max_files'] = (int)($settings['comment_max_files'] ?? 5);
+            $assign['ajax_replies_limit'] = (int)($settings['comment_ajax_replies_limit'] ?? 0);
             $comments = array();
 
 
@@ -447,6 +448,26 @@ if ($row['comment_changed'] > 0) {
             $page_nav = '';
         }
 
+// --- НАЧАЛО ВСТАВКИ ДЛЯ AJAX ---
+$assign['more_counts'] = []; 
+// Проверяем, не запросил ли пользователь раскрыть конкретную ветку
+$requested_branch = (int)($_REQUEST['ajax_load_branch'] ?? 0);
+
+if ($assign['ajax_replies_limit'] > 0 && !empty($comments)) {
+    foreach ($comments as $parentId => $subList) {
+        if ($parentId > 0 && count($subList) > $assign['ajax_replies_limit']) {
+            
+            // Если это ТА САМАЯ ветка, которую мы подгружаем по AJAX — НЕ обрезаем её
+            if ($requested_branch == $parentId) {
+                continue; 
+            }
+
+            $assign['more_counts'][$parentId] = count($subList) - $assign['ajax_replies_limit'];
+            $comments[$parentId] = array_slice($subList, 0, $assign['ajax_replies_limit']);
+        }
+    }
+}
+
         $assign['closed'] = @$comments[0][0]['comments_close'];
         $assign['comments'] = $comments;
         $assign['theme'] = defined('THEME_FOLDER') ? THEME_FOLDER : DEFAULT_THEME_FOLDER;
diff --git a/templates/comments_tree.tpl b/templates/comments_tree.tpl
index 8cc256d..ff246b3 100644
--- a/templates/comments_tree.tpl
+++ b/templates/comments_tree.tpl
@@ -36,11 +36,12 @@
 		{/if}
 	</div>
 
-	{if isset($comments[0])}
-		<div class="comments-list" id="comments_list">
-			{include file="$subtpl" subcomments=$comments[0]}
-		</div>
-	{/if}
+{if isset($comments[0])}
+    <div class="comments-list" id="comments_list">
+        {* Добавляем parentId=0, чтобы кнопка знала, к какой группе относятся ответы *}
+        {include file="$subtpl" subcomments=$comments[0] parentId=0}
+    </div>
+{/if}
 
 	<a id="end"></a>
 
@@ -286,5 +287,46 @@
 	</script>
 	<script src="{$ABS_PATH}modules/comment/js/comment.js" type="text/javascript"></script>
 
+	{literal}
+    <script type="text/javascript">
+    function loadMoreReplies(parentId) {
+        const loader = document.getElementById('ajax_loader_' + parentId);
+        if (!loader) return;
+
+        const originalContent = loader.innerHTML;
+        loader.innerHTML = '<div class="spinner-border spinner-border-sm text-primary" role="status"></div> Загрузка...';
+
+        const separator = window.location.href.indexOf('?') !== -1 ? '&' : '?';
+        const url = window.location.href + separator + 'ajax_load_branch=' + parentId;
+
+        fetch(url)
+            .then(response => response.text())
+            .then(html => {
+                const parser = new DOMParser();
+                const doc = parser.parseFromString(html, 'text/html');
+                
+                const newBranch = doc.getElementById('comment_wrapper_' + parentId);
+                const currentBranch = document.getElementById('comment_wrapper_' + parentId);
+
+                if (newBranch && currentBranch) {
+                    currentBranch.innerHTML = newBranch.innerHTML;
+                    if (loader) loader.remove();
+
+                    // Инициализация тултипов Bootstrap после обновления DOM
+                    if (typeof bootstrap !== 'undefined' && bootstrap.Tooltip) {
+                        const tooltipTriggerList = [].slice.call(currentBranch.querySelectorAll('[data-bs-toggle="tooltip"]'));
+                        tooltipTriggerList.map(t => new bootstrap.Tooltip(t));
+                    }
+                }
+            })
+            .catch(err => {
+                console.error('AJAX Error:', err);
+                loader.innerHTML = originalContent;
+                alert('Не удалось подгрузить ответы.');
+            });
+    }
+    </script>
+    {/literal}
+
 {/if}
 {/if}
\ No newline at end of file
diff --git a/templates/comments_tree_sub.tpl b/templates/comments_tree_sub.tpl
index a7c3371..a0d1c24 100644
--- a/templates/comments_tree_sub.tpl
+++ b/templates/comments_tree_sub.tpl
@@ -1,4 +1,4 @@
-{foreach from=$subcomments item=c}
+{foreach from=$subcomments item=c name=sub_loop}
    <div class="card mb-3 mod_comment_comment{if $c.parent_id} ms-2 ms-md-4{/if}" 
      id="comment_wrapper_{$c.Id}" 
      data-parent="{$c.parent_id|default:0}" 
@@ -174,11 +174,22 @@
 
     <span id="end{$c.Id}"></span>
 
-    {if isset($comments) && isset($comments[$c.Id])}
-        <div class="mt-2">
-            {include file="$subtpl" subcomments=$comments[$c.Id] sub=1}
-        </div>
-    {/if}
+{if isset($comments) && isset($comments[$c.Id])}
+    <div class="mt-2">
+        {* ВАЖНО: передаем parentId=$c.Id для следующего уровня вложенности *}
+        {include file="$subtpl" subcomments=$comments[$c.Id] sub=1 parentId=$c.Id}
+    </div>
+{/if}
 
     </div>
+
+ {* --- ВОТ СЮДА ВСТАВЛЯЕМ КНОПКУ --- *}
+    {if $smarty.foreach.sub_loop.last && isset($more_counts[$parentId])}
+        <div id="ajax_loader_{$parentId}" class="ms-4 mb-3">
+            <button class="btn btn-sm btn-outline-primary" onclick="loadMoreReplies('{$parentId}')">
+                <i class="bi bi-chevron-double-down"></i> Показать еще {$more_counts[$parentId]} ответов
+            </button>
+        </div>
+    {/if}
+       
 {/foreach}
\ No newline at end of file