Wire desktop invitation sending and joining from message links

tools/chatgui/src/mainwindow.cpp

@@ -4,6 +4,7 @@
 #include "messagedelegate.h"
 #include "accountlist.h"
 #include "invitedialog.h"
+#include "dminvitedialog.h"
 #include "inviteby.h"
 #include "joindialog.h"
 #include "settingsdialog.h"
@@ -546,6 +547,9 @@ void MainWindow::setupConnects() {
     connect(m_accountList, &AccountList::callRequested, this, &MainWindow::onCallRequested);
     connect(m_messageList, &MessageList::callRequested, this, &MainWindow::onCallRequested);
     connect(m_accountList, &AccountList::pmRequested, this, &MainWindow::onPmRequested);
+    connect(m_accountList, &AccountList::inviteRequested, this, &MainWindow::onInviteToPmRequested);
+    connect(m_messageList, &MessageList::inviteRequested, this, &MainWindow::onInviteToPmRequested);
+    connect(m_messageList, &MessageList::inviteLinkActivated, this, &MainWindow::onInviteLinkActivated);
     connect(m_messageList, &MessageList::readPositionChanged,
             this, [this](const QString& channelId, qint64 lastReadMsgId) {
                 Q_UNUSED(lastReadMsgId);
@@ -673,9 +677,47 @@ void MainWindow::onDmConvUpdated(const QString& convId) {
     if (!m_channelList) return;
     QString key = QStringLiteral("dm:") + convId;
     m_channelList->loadChannels();
+    if (qobject_cast<DmInviteDialog*>(QApplication::activeModalWidget())) return;
     m_channelList->selectChannel(key);
 }
 
+void MainWindow::onInviteToPmRequested(const QString& source, quint64 peer, const QString& name) {
+    if (!m_db || !m_db->isOpen() || !m_node || !m_node->isRunning()) {
+        GUI_ERROR("invite PM: node unavailable");
+        QMessageBox::warning(this, QStringLiteral("Приглашение"), QStringLiteral("Ядро не запущено.")); return;
+    }
+    if (!peer || peer == m_db->myNodeId()) { GUI_ERROR("invite PM: invalid recipient"); return; }
+    DmInviteDialog dialog(m_db, peer, name, source, this);
+    if (dialog.exec() == QDialog::Accepted) {
+        m_channelList->loadChannels();
+        m_channelList->selectChannel(QStringLiteral("dm:") + dialog.conversationId());
+    }
+}
+
+void MainWindow::onInviteLinkActivated(const QString& link) {
+    const auto invite = decodeInviteLink(link);
+    if (!invite.error.isEmpty()) {
+        GUI_ERROR("invite link: invalid error=%s", qPrintable(invite.error));
+        QMessageBox::warning(this, QStringLiteral("Приглашение"), QStringLiteral("Некорректная ссылка: ") + invite.error); return;
+    }
+    if (!m_db || !m_db->isOpen() || !m_node || !m_node->isRunning()) {
+        GUI_ERROR("invite link: node unavailable");
+        QMessageBox::warning(this, QStringLiteral("Приглашение"), QStringLiteral("Ядро не запущено.")); return;
+    }
+    const QString channelId = QString::number(invite.channelId);
+    for (const auto& channel : m_db->getChannels()) {
+        if (channel.channelId == channelId && topo_node_sqlite_member_in_channel(m_db->db(), channelId.toUtf8().constData(), m_db->myNodeId())) {
+            GUI_INFO("invite link: opening existing group ch=%s", qPrintable(channelId));
+            m_channelList->selectChannel(channelId); return;
+        }
+    }
+    JoinDialog dialog(m_node, m_db, this, link);
+    connect(&dialog, &JoinDialog::joined, this, [this](const QString& channel) {
+        reloadChannels(); m_channelList->selectChannel(channel);
+    });
+    dialog.exec();
+}
+
 void MainWindow::onDmMsgReceived(const QString& convId, quint64 author) {
     QString key = QStringLiteral("dm:") + convId;
     if (m_currentChannelId == key) {

tools/chatgui/src/mainwindow.h

@@ -80,6 +80,8 @@ public:
 
     /* DM (p2p чат) */
     void onPmRequested(const QString& chId, quint64 nodeId, const QString& name);
+    void onInviteToPmRequested(const QString& source, quint64 peer, const QString& name);
+    void onInviteLinkActivated(const QString& link);
     void onDmConvUpdated(const QString& convId);
     void onDmMsgReceived(const QString& convId, quint64 author);