adding proxy models and search to all sql models

src/cpp/videosqlmodel.h

@@ -2,6 +2,7 @@
 #define VIDEOSQLMODEL_H
 
 #include <QSqlTableModel>
+#include <QSortFilterProxyModel>
 #include <qobject.h>
 #include <qobjectdefs.h>
 #include <qqml.h>
@@ -64,4 +65,14 @@ private:
     bool m_loop;
 };
 
+class VideoProxyModel : public QSortFilterProxyModel
+{
+  Q_OBJECT
+
+public:
+  explicit VideoProxyModel(QObject *parent = nullptr);
+  
+  
+};
+
 #endif //VIDEOSQLMODEL_H