feat: add autoplay suggestions when queue runs out

src/view/maintoolbar.hpp

@@ -12,6 +12,7 @@
 #include <QNetworkAccessManager>
 #include <QNetworkReply>
 #include <QJsonObject>
+#include <QVector>
 
 class MainToolBar : public QToolBar
 {
@@ -47,6 +48,8 @@ private slots:
     void onTrackTransitioned();
     void onQueueChanged();
     void onShuffleToggled(bool checked);
+    void onAutoplayToggled(bool checked);
+    void onDynamicSuggestionsLoaded(const QJsonObject &result);
 
     void fetchAlbumArt(const QString &url);
     void onAlbumArtReady(QNetworkReply *reply);
@@ -65,6 +68,7 @@ private:
     QLabel          *m_position    = nullptr;
     QWidget         *m_rightSpacer = nullptr;
     QAction         *m_shuffle     = nullptr;
+    QAction         *m_autoplay    = nullptr;
     VolumeButton    *m_volume      = nullptr;
     QAction         *m_queueBtn    = nullptr;
     QAction         *m_search      = nullptr;
@@ -72,6 +76,10 @@ private:
     QNetworkAccessManager *m_nam = nullptr;
     QString     m_currentArtUrl;
     QJsonObject m_currentTrack;
+    QVector<QJsonObject> m_recentTracks;
     bool        m_playing = false;
     bool        m_seeking = false;
+    bool        m_fetchingAutoplay = false;
+
+    void requestAutoplaySuggestions();
 };