From 5632bc9c8bcfd3492f88d9a14ee4b6a7a7e63116 Mon Sep 17 00:00:00 2001
From: evgeny <evgeny@adaptto.ru>
Date: Tue, 4 Aug 2026 22:30:56 +0300
Subject: [PATCH] invitedialog: fix IPv4 byte order, show v6 prefix, add
 channel_id to diagnostic

---
 tools/chatgui/src/invitedialog.cpp | 29 ++++++++++++++---------------
 1 file changed, 14 insertions(+), 15 deletions(-)

diff --git a/tools/chatgui/src/invitedialog.cpp b/tools/chatgui/src/invitedialog.cpp
index 4d3800fd..86caacb4 100644
--- a/tools/chatgui/src/invitedialog.cpp
+++ b/tools/chatgui/src/invitedialog.cpp
@@ -146,21 +146,21 @@ void InviteDialog::onInviteLinkTextChanged() {
     for (int i = 0; i < d.addrs.size() && i < 3; i++) {
         if (i > 0) addrInfo += ", ";
         if (d.addrs[i].family == 4 && d.addrs[i].address.size() >= 4) {
-            uint32_t ip4 = 0; memcpy(&ip4, d.addrs[i].address.constData(), 4);
-            addrInfo += QString("%1.%2.%3.%4:%5")
-                .arg((ip4>>24)&0xFF).arg((ip4>>16)&0xFF).arg((ip4>>8)&0xFF).arg(ip4&0xFF)
-                .arg(d.addrs[i].port);
+            const uint8_t* ab = (const uint8_t*)d.addrs[i].address.constData();
+            addrInfo += QString("%1.%2.%3.%4:%5").arg(ab[0]).arg(ab[1]).arg(ab[2]).arg(ab[3]).arg(d.addrs[i].port);
         } else {
-            addrInfo += QString("v%1:%2").arg(d.addrs[i].family).arg(d.addrs[i].port);
+            addrInfo += QString("v6:[%1..]:%2").arg(
+                QString::fromLatin1(d.addrs[i].address.left(4).toHex())).arg(d.addrs[i].port);
         }
     }
     if (d.addrs.size() > 3) addrInfo += QString(" +%1 more").arg(d.addrs.size() - 3);
 
-    QString diag = QString("Ссылка: узел 0x%1 ключ %2, %3 адр. (%4)")
+    QString diag = QString("Ссылка: узел 0x%1 ключ %2, %3 адр. (%4)\nПриглашение в канал: %5")
         .arg(targetNodeId, 16, 16, QChar('0'))
         .arg(pkShort)
         .arg(d.addrs.size())
-        .arg(addrInfo);
+        .arg(addrInfo)
+        .arg(m_channelId);
 
     if (myNodeId != 0 && myNodeId == targetNodeId) {
         m_inviteStatusLabel->setStyleSheet("color: #E67E22; font-size: 11px; padding: 2px 0;");
@@ -211,22 +211,21 @@ void InviteDialog::onSendInvite() {
         QString addrInfo;
         for (int i = 0; i < d.addrs.size() && i < 3; i++) {
             if (i > 0) addrInfo += ", ";
-            uint32_t ip4 = 0;
             if (d.addrs[i].family == 4 && d.addrs[i].address.size() >= 4) {
-                memcpy(&ip4, d.addrs[i].address.constData(), 4);
-                addrInfo += QString("%1.%2.%3.%4:%5")
-                    .arg((ip4>>24)&0xFF).arg((ip4>>16)&0xFF).arg((ip4>>8)&0xFF).arg(ip4&0xFF)
-                    .arg(d.addrs[i].port);
+                const uint8_t* ab = (const uint8_t*)d.addrs[i].address.constData();
+                addrInfo += QString("%1.%2.%3.%4:%5").arg(ab[0]).arg(ab[1]).arg(ab[2]).arg(ab[3]).arg(d.addrs[i].port);
             } else {
-                addrInfo += QString("v%1:%2").arg(d.addrs[i].family).arg(d.addrs[i].port);
+                addrInfo += QString("v6:[%1..]:%2").arg(
+                    QString::fromLatin1(d.addrs[i].address.left(4).toHex())).arg(d.addrs[i].port);
             }
         }
         if (d.addrs.size() > 3) addrInfo += QString(" +%1 more").arg(d.addrs.size() - 3);
-        QString diag = QString("Ссылка: узел 0x%1 ключ %2, %3 адр. (%4)")
+        QString diag = QString("Ссылка: узел 0x%1 ключ %2, %3 адр. (%4)\nПриглашение в канал: %5")
             .arg(targetNodeId, 16, 16, QChar('0'))
             .arg(pkShort)
             .arg(d.addrs.size())
-            .arg(addrInfo);
+            .arg(addrInfo)
+            .arg(m_channelId);
         GUI_INFO("invite_by_link: %s", diag.toUtf8().constData());
         if (myNodeId != 0 && myNodeId == targetNodeId) {
             GUI_WARN("invite_by_link: self-invite rejected — link contains own pubkey, node=0x%016llx", (unsigned long long)myNodeId);