refactor: Improve UX

settings/ModelSelector.hpp

@@ -0,0 +1,56 @@
+// Copyright (C) 2024-2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Additional attribution terms under GPLv3 §7(b) apply — see LICENSE
+
+#pragma once
+
+#include <QComboBox>
+#include <QFutureWatcher>
+#include <QList>
+#include <QPointer>
+#include <QString>
+
+namespace QodeAssist {
+class Agent;
+class AgentFactory;
+} // namespace QodeAssist
+
+namespace QodeAssist::Settings {
+
+class ModelSelector : public QComboBox
+{
+    Q_OBJECT
+public:
+    explicit ModelSelector(QWidget *parent = nullptr);
+
+    void setAgent(
+        AgentFactory *factory,
+        const QString &agentName,
+        const QString &providerInstance,
+        const QString &model);
+    void clearAgent();
+
+signals:
+    void modelSubmitted(const QString &model);
+    void statusChanged(const QString &status);
+
+protected:
+    void showPopup() override;
+
+private:
+    void startFetch();
+    void onFetched();
+    void submitCurrent();
+
+    QPointer<AgentFactory> m_factory;
+    QPointer<Agent> m_probe;
+    QFutureWatcher<QList<QString>> *m_watcher = nullptr;
+    QString m_agentName;
+    QString m_providerInstance;
+    QString m_model;
+    QString m_fetchAgent;
+    QString m_fetchProvider;
+    bool m_fetched = false;
+};
+
+} // namespace QodeAssist::Settings