Refine direct message profile data

shine-UI/js/pages/channels-list.js

@@ -52,6 +52,18 @@ function cleanChannelMessagePreview(text) {
     || (parsed.attachments.length ? 'Вложение' : 'Ждем ваших начинаний');
 }
 
+// Keep the channel-list preview tolerant to small API naming changes. The current
+// server uses lastMessage.text/createdAtMs; legacy/alternate payloads are accepted
+// so the third line (last message + time) does not silently disappear.
+function resolveChannelLastMessage(summary) {
+  const row = summary?.lastMessage || summary?.latestMessage || summary?.last_message || null;
+  if (!row || typeof row !== 'object') return { text: '', createdAtMs: 0 };
+  return {
+    text: String(row.text ?? row.messageText ?? row.preview ?? row.body ?? '').trim(),
+    createdAtMs: Number(row.createdAtMs ?? row.timeMs ?? row.created_at_ms ?? 0),
+  };
+}
+
 function isChannelsDemoMode() {
   try {
     const qs = new URLSearchParams(window.location.search);
@@ -719,6 +731,7 @@ function mapApiChannelRow(summary, bucketKey, idx, index, notificationsState) {
   const isOwn = bucketKey === 'own';
   const title = displayTitle || channelName;
   const technicalLabel = `${ownerLogin} / ${channelName}`;
+  const lastMessage = resolveChannelLastMessage(summary);
 
   return {
     id: rowId,
@@ -737,10 +750,10 @@ function mapApiChannelRow(summary, bucketKey, idx, index, notificationsState) {
     channelDescription,
     channelTypeCode,
     channelTypeVersion,
-    messagePreview: cleanChannelMessagePreview(summary?.lastMessage?.text),
+    messagePreview: cleanChannelMessagePreview(lastMessage.text),
     messagesCount: Number(summary?.messagesCount || 0),
     unreadCount: Number(summary?.unreadCount || 0),
-    lastMessageAt: Number(summary?.lastMessage?.createdAtMs || 0),
+    lastMessageAt: Number(lastMessage.createdAtMs || 0),
     isOwnChannel: isOwn,
     isSubscribed: !isOwn,
     notificationsEnabled: notificationsState[rowId] === true,