KRunner: launch via Game Center daemon

Prefer launching through the Game Center DBus daemon and\nfall back to xdg-open for URL-based commands when needed.

src/krunner/CMakeLists.txt

@@ -14,6 +14,7 @@ if(KF6Runner_FOUND)
         KF6::I18n
         Qt6::Core
         Qt6::Gui
+        Qt6::DBus
     )
 else()
     message(STATUS "KRunner not found, skipping KRunner plugin")

src/krunner/alakarterunner.cpp

@@ -4,6 +4,9 @@
 #include "alakarterunner.h"
 
 #include <KLocalizedString>
+#include <QDBusConnection>
+#include <QDBusInterface>
+#include <QDBusReply>
 #include <QFile>
 #include <QIcon>
 #include <QJsonArray>
@@ -149,13 +152,31 @@ void AlakarteRunner::run(const KRunner::RunnerContext &context, const KRunner::Q
         return;
     }
 
-    // Handle Steam URLs
+    // Always try daemon first for all commands (including Steam/Lutris)
-    if (command.startsWith(QLatin1String("steam://"))) {
+    if (!match.id().isEmpty()) {
+        QDBusInterface iface(QStringLiteral("org.kde.GameCenter1"),
+                             QStringLiteral("/org/kde/GameCenter1"),
+                             QStringLiteral("org.kde.GameCenter1"),
+                             QDBusConnection::sessionBus());
+        QVariantMap launchSpec = {
+            {QStringLiteral("command"), command},
+            {QStringLiteral("gameId"), match.id()},
+            {QStringLiteral("displayName"), match.text()},
+            {QStringLiteral("origin"), QStringLiteral("krunner")},
+        };
+
+        const QDBusReply<QString> reply = iface.call(QStringLiteral("Launch"), launchSpec);
+        if (reply.isValid() && !reply.value().isEmpty()) {
+            return;
+        }
+    }
+
+    // Fallback: daemon unavailable or no game ID
+    if (command.startsWith(QLatin1String("steam://")) || command.startsWith(QLatin1String("lutris:"))) {
         QProcess::startDetached(QStringLiteral("xdg-open"), {command});
         return;
     }
 
-    // Handle other commands
     QStringList args = QProcess::splitCommand(command);
     if (!args.isEmpty()) {
         QString program = args.takeFirst();