split InviteDialog into ShareInviteDialog + InviteByLinkDialog, add INV button to channel list

tools/chatgui/src/mainwindow.cpp

@@ -3,6 +3,7 @@
 #include "messagelist.h"
 #include "accountlist.h"
 #include "invitedialog.h"
+#include "inviteby.h"
 #include "joindialog.h"
 #include "settingsdialog.h"
 #include "creategroupdialog.h"
@@ -281,7 +282,8 @@ void MainWindow::setupConnects() {
                 char* cid = u_strdup(cidBA.constData());
                 if (cid) gui_bridge_post_uasync_fn(chat_core_connect_channel_trampoline, cid);
             });
-    connect(m_channelList, &ChannelList::inviteRequested,     this, &MainWindow::showInviteDialog);
+    connect(m_channelList, &ChannelList::inviteRequested,         this, &MainWindow::showShareInviteDialog);
+    connect(m_channelList, &ChannelList::inviteByLinkRequested,  this, &MainWindow::showInviteByLinkDialog);
     connect(m_channelList, &ChannelList::joinRequested,       this, &MainWindow::showJoinDialog);
     connect(m_channelList, &ChannelList::createGroupRequested, this, &MainWindow::onCreateGroupRequested);
     connect(m_channelList, &ChannelList::settingsRequested,   this, &MainWindow::showSettings);
@@ -344,7 +346,7 @@ void MainWindow::onTrayActivated(QSystemTrayIcon::ActivationReason reason) {
     }
 }
 
-void MainWindow::showInviteDialog(const QString& channelId) {
+void MainWindow::showShareInviteDialog(const QString& channelId) {
     if (!m_db || !m_db->isOpen()) return;
 
     QByteArray pubkey;
@@ -364,7 +366,16 @@ void MainWindow::showInviteDialog(const QString& channelId) {
         return;
     }
 
-    InviteDialog dlg(link, channelId, m_node, this);
+    ShareInviteDialog dlg(link, this);
+    dlg.exec();
+}
+
+void MainWindow::showInviteByLinkDialog(const QString& channelId) {
+    if (!m_node || !m_node->isRunning()) {
+        QMessageBox::warning(this, "Error", "Node is not running.");
+        return;
+    }
+    InviteByLinkDialog dlg(channelId, m_node, this);
     dlg.exec();
 }