vibechat: single-instance (QLockFile) + переименование Chat→vibechat (бинарник, конфиг, hostname node name)

tools/chatgui/CMakeLists.txt

@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.16)
-project(chatgui VERSION 0.1.0 LANGUAGES C CXX)
+project(vibechat VERSION 0.1.0 LANGUAGES C CXX)
 
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
@@ -83,7 +83,7 @@ endif()
 # uTun core library (C, built from ../src/ and ../lib/)
 add_subdirectory(libutun)
 
-add_executable(chatgui
+add_executable(vibechat
     src/main.cpp
     src/mainwindow.cpp
     src/channellist.cpp
@@ -134,13 +134,13 @@ add_executable(chatgui
     resources/chatgui.qrc
 )
 
-target_include_directories(chatgui PRIVATE ${CMAKE_SOURCE_DIR}/../../lib ${CMAKE_SOURCE_DIR}/../../src ${CMAKE_SOURCE_DIR}/db ${CMAKE_SOURCE_DIR}/../../lib/libopus/include ${FFMPEG_INCLUDE_DIRS})
-target_compile_definitions(chatgui PRIVATE SQLITE_THREADSAFE=1 USE_SQLITE)
+target_include_directories(vibechat PRIVATE ${CMAKE_SOURCE_DIR}/../../lib ${CMAKE_SOURCE_DIR}/../../src ${CMAKE_SOURCE_DIR}/db ${CMAKE_SOURCE_DIR}/../../lib/libopus/include ${FFMPEG_INCLUDE_DIRS})
+target_compile_definitions(vibechat PRIVATE SQLITE_THREADSAFE=1 USE_SQLITE)
 set_source_files_properties(../../lib/sqlite3.c transport/miniaudio_impl.c PROPERTIES LANGUAGE C)
 if(WIN32)
-    target_link_libraries(chatgui PRIVATE ${QT_LIBS} rlottie::rlottie ZLIB::ZLIB OpenSSL::Crypto ZXing::ZXing utun pthread ${FFMPEG_TARGET} ${FFMPEG_LIBRARIES})
+    target_link_libraries(vibechat PRIVATE ${QT_LIBS} rlottie::rlottie ZLIB::ZLIB OpenSSL::Crypto ZXing::ZXing utun pthread ${FFMPEG_TARGET} ${FFMPEG_LIBRARIES})
 else()
-    target_link_libraries(chatgui PRIVATE ${QT_LIBS} rlottie::rlottie ZLIB::ZLIB OpenSSL::Crypto ZXing::ZXing utun pthread dl ${FFMPEG_TARGET} ${FFMPEG_LIBRARIES})
+    target_link_libraries(vibechat PRIVATE ${QT_LIBS} rlottie::rlottie ZLIB::ZLIB OpenSSL::Crypto ZXing::ZXing utun pthread dl ${FFMPEG_TARGET} ${FFMPEG_LIBRARIES})
 endif()
 
 # ============================================================================

tools/chatgui/build.bat

@@ -31,7 +31,7 @@ echo.
 echo ===========================================
 if %BUILD_RESULT% == 0 (
     echo [SUCCESS] Build completed!
-    echo [INFO] Executable: tools\chatgui\build\chatgui.exe
+    echo [INFO] Executable: tools\chatgui\build\vibechat.exe
 ) else (
     echo [FAILED] Build failed with error code: %BUILD_RESULT%
     echo [INFO] Check tools\chatgui\build_win.log for details

tools/chatgui/build.sh

@@ -41,7 +41,7 @@ log "[3/4] Deploying runtime DLLs..."
 WINDEPLOYQT="/ucrt64/bin/windeployqt"
 if [ -x "$WINDEPLOYQT" ]; then
     log "  Running $WINDEPLOYQT..."
-    "$WINDEPLOYQT" --no-translations --no-compiler-runtime "$BUILD_DIR/chatgui.exe" 2>&1 | tee -a "$LOG_FILE"
+    "$WINDEPLOYQT" --no-translations --no-compiler-runtime "$BUILD_DIR/vibechat.exe" 2>&1 | tee -a "$LOG_FILE"
     RC=${PIPESTATUS[0]}
     if [ $RC -eq 0 ]; then
         log "  OK: windeployqt completed"
@@ -51,7 +51,7 @@ if [ -x "$WINDEPLOYQT" ]; then
 else
     log "  WARN: $WINDEPLOYQT not found (install: pacman -S mingw-w64-ucrt-x86_64-qt5-tools)"
     log "  Resolving dependencies recursively..."
-    todo="$BUILD_DIR/chatgui.exe"
+    todo="$BUILD_DIR/vibechat.exe"
     while [ -n "$todo" ]; do
         next_todo=""
         for src in $todo; do
@@ -82,16 +82,16 @@ cp "$SRC_DIR/rlottie_build/librlottie.dll" "$BUILD_DIR/" 2>/dev/null && log "  O
 
 log ""
 log "[4/4] Verifying..."
-EXE="$BUILD_DIR/chatgui.exe"
+EXE="$BUILD_DIR/vibechat.exe"
 if [ -f "$EXE" ]; then
     SIZE=$(du -h "$EXE" | cut -f1)
-    log "  OK: chatgui.exe ($SIZE)"
+    log "  OK: vibechat.exe ($SIZE)"
     log ""
     log "================================"
     log "Build SUCCESS"
     log "================================"
     log "Executable: $EXE"
 else
-    log "  FAIL: chatgui.exe not found"
+    log "  FAIL: vibechat.exe not found"
     exit 1
 fi

tools/chatgui/build_linux.sh

@@ -47,7 +47,7 @@ cmake --build "$BUILDDIR" -j"$JOBS"
 
 echo ""
 if [ "$ASAN" -eq 1 ]; then
-    echo "OK. Run: ASAN_OPTIONS=detect_leaks=1:halt_on_error=0 $BUILDDIR/chatgui"
+    echo "OK. Run: ASAN_OPTIONS=detect_leaks=1:halt_on_error=0 $BUILDDIR/vibechat"
 else
-    echo "OK. Run: $BUILDDIR/chatgui"
+    echo "OK. Run: $BUILDDIR/vibechat"
 fi

tools/chatgui/src/main.cpp

@@ -2,6 +2,9 @@
 #include <QPalette>
 #include <QStyleFactory>
 #include <QDir>
+#include <QFile>
+#include <QLockFile>
+#include <QMessageBox>
 #include <cstdio>
 #ifdef _WIN32
 #include <windows.h>
@@ -55,9 +58,16 @@ static struct ShutdownSentinel {
 
 int main(int argc, char *argv[]) {
     QApplication app(argc, argv);
-    app.setApplicationName("Chat");
+    app.setApplicationName("vibechat");
     app.setQuitOnLastWindowClosed(false);
 
+    /* single-instance: лог/БД/сокеты конфликтуют при втором запуске */
+    QLockFile lock(QCoreApplication::applicationDirPath() + "/vibechat.lock");
+    if (!lock.tryLock()) {
+        QMessageBox::warning(nullptr, "vibechat", "vibechat is already running.");
+        return 1;
+    }
+
     app.setStyle(QStyleFactory::create("Fusion"));
     QPalette p;
     p.setColor(QPalette::Window,          QColor(53, 53, 53));
@@ -77,13 +87,17 @@ int main(int argc, char *argv[]) {
     p.setColor(QPalette::Disabled, QPalette::ButtonText, QColor(127, 127, 127));
     app.setPalette(p);
 
-    QString cfgPath = QCoreApplication::applicationDirPath() + "/chatgui.cfg";
+    QString cfgDir = QCoreApplication::applicationDirPath();
+    QString cfgPath = cfgDir + "/vibechat.cfg";
+    /* миграция: старый конфиг chatgui.cfg → vibechat.cfg */
+    if (!QFile::exists(cfgPath) && QFile::exists(cfgDir + "/chatgui.cfg"))
+        QFile::rename(cfgDir + "/chatgui.cfg", cfgPath);
 
     NodeConfig cfg(cfgPath);
     bool needSave = false;
 
     if (!cfg.exists()) {
-        if (!cfg.create("chatgui", 1333)) {
+        if (!cfg.create("", 1333)) {
             qCritical("Failed to create config: %s", qPrintable(cfgPath));
             return 1;
         }

tools/chatgui/src/mainwindow.cpp

@@ -109,7 +109,7 @@ MainWindow::MainWindow(QWidget *parent, DbManager* db, const QString& cfgPath,
     , m_recorder(nullptr)
     , m_autoPlayTimer(new QTimer(this))
 {
-    setWindowTitle("Chat");
+    setWindowTitle("vibechat");
     resize(900, 600);
     if (m_db) m_db->setDbPath(m_cfgDbPath);
     setupUi();
@@ -347,7 +347,7 @@ void MainWindow::setupConnects() {
 void MainWindow::setupTray() {
     m_trayIcon = new QSystemTrayIcon(this);
     m_trayIcon->setIcon(style()->standardIcon(QStyle::SP_ComputerIcon));
-    m_trayIcon->setToolTip("Chat");
+    m_trayIcon->setToolTip("vibechat");
 
     m_trayMenu = new QMenu(this);
     QAction *settingsAction = m_trayMenu->addAction("Settings");
@@ -378,7 +378,7 @@ void MainWindow::setupTray() {
 void MainWindow::closeEvent(QCloseEvent *event) {
     DEBUG_DEBUG(DEBUG_CATEGORY_GENERAL, "MainWindow: closeEvent — hiding to tray");
     hide();
-    m_trayIcon->showMessage("Chat", "Application minimized to tray.",
+    m_trayIcon->showMessage("vibechat", "Application minimized to tray.",
                              QSystemTrayIcon::Information, 2000);
     event->ignore();
 }

tools/chatgui/transport/node_config.cpp

@@ -169,7 +169,7 @@ void NodeConfig::generateIdentity() {
 bool NodeConfig::create(const QString& nodeName, quint16 listenPort) {
     if (nodeName.isEmpty()) {
         QString host = QHostInfo::localHostName();
-        m_nodeName = host.isEmpty() ? "chatgui" : host;
+        m_nodeName = host.isEmpty() ? "vibechat" : host;
     } else {
         m_nodeName = nodeName;
     }