chatgui: invite link dialogs, zxing-cpp QR code, crypto transport, channel improvements; msg_transport: chat protocol support

tools/chatgui/src/mainwindow.cpp

@@ -2,32 +2,66 @@
 #include "channellist.h"
 #include "messagelist.h"
 #include "accountlist.h"
+#include "invitedialog.h"
+#include "invite_link.h"
+#include "../db/db_manager.h"
+#include "../transport/msg_client.h"
+#include "../transport/chat_propagator.h"
+#include "../transport/crypto.h"
 #include <QSplitter>
 #include <QCloseEvent>
 #include <QApplication>
 #include <QStyle>
+#include <QMessageBox>
 
-MainWindow::MainWindow(QWidget *parent)
+MainWindow::MainWindow(QWidget *parent, DbManager* db)
     : QMainWindow(parent)
     , m_channelList(nullptr)
     , m_messageList(nullptr)
     , m_accountList(nullptr)
     , m_trayIcon(nullptr)
     , m_trayMenu(nullptr)
+    , m_db(db)
+    , m_client(nullptr)
+    , m_propagator(nullptr)
 {
     setWindowTitle("Chat");
     resize(900, 600);
-
     setupUi();
     setupTray();
+
+    if (m_db && m_db->isOpen()) {
+        m_client     = new MsgClient(this);
+        m_propagator = new ChatPropagator(m_client, m_db, this);
+        m_messageList->setPropagator(m_propagator);
+
+        connect(m_propagator, &ChatPropagator::messageReceived,
+                m_messageList, &MessageList::addMessage);
+
+        connect(m_channelList, &ChannelList::channelSelected,
+                this, [this](const QString& channelId) {
+                    m_db->setUiState("last_channel_id", channelId);
+                    m_messageList->loadChannel(channelId);
+                });
+
+        connect(m_channelList, &ChannelList::inviteRequested,
+                this, &MainWindow::showInviteDialog);
+
+        m_channelList->loadChannels();
+        m_accountList->loadAccounts();
+
+        QString lastCid = m_db->getUiState("last_channel_id");
+        if (!lastCid.isEmpty())
+            m_channelList->selectChannel(lastCid);
+    }
 }
 
 void MainWindow::setupUi() {
     auto *splitter = new QSplitter(Qt::Horizontal, this);
 
-    m_channelList = new ChannelList(splitter);
-    m_messageList = new MessageList(splitter);
-    m_accountList = new AccountList(splitter);
+    m_channelList = new ChannelList(m_db, splitter);
+    m_messageList = new MessageList(m_db, splitter);
+    m_accountList = new AccountList(m_db, splitter);
 
     splitter->addWidget(m_channelList);
     splitter->addWidget(m_messageList);
@@ -69,7 +103,7 @@ void MainWindow::setupTray() {
 void MainWindow::closeEvent(QCloseEvent *event) {
     hide();
     m_trayIcon->showMessage("Chat", "Application minimized to tray.",
-                            QSystemTrayIcon::Information, 2000);
+                             QSystemTrayIcon::Information, 2000);
     event->ignore();
 }
 
@@ -81,3 +115,24 @@ void MainWindow::onTrayActivated(QSystemTrayIcon::ActivationReason reason) {
         activateWindow();
     }
 }
+
+void MainWindow::showInviteDialog(const QString& channelId) {
+    if (!m_db || !m_db->isOpen()) return;
+
+    QByteArray pubkey = m_db->getLocalPubkey();
+    if (pubkey.size() != 32) {
+        QMessageBox::warning(this, "Ошибка", "Не удалось получить публичный ключ узла.");
+        return;
+    }
+
+    QList<NodeAddr> addrs = m_db->getOnlinePeerAddresses(m_db->myNodeId());
+
+    QString link = encodeInviteLink(channelId, pubkey, addrs);
+    if (link.isEmpty()) {
+        QMessageBox::warning(this, "Ошибка", "Не удалось сформировать пригласительную ссылку.");
+        return;
+    }
+
+    InviteDialog dlg(link, this);
+    dlg.exec();
+}