Products linked with rests

viewmodels/productsviewmodel.h

@@ -4,6 +4,8 @@
 #include <QObject>
 #include <QVariantMap>
 
+#include "models/restsmodel.h"
+
 #include "services/modelsregister.h"
 
 class SettingsService;
@@ -31,8 +33,12 @@ signals:
 
 private:
     SettingsService *settings() const;
+    float productRest(const QString &productId) const;
+    void updateRests() const;
 
     BaseModel *m_productsModel = ModelsRegister::model("products");
+    BaseModel *m_ordersModel = ModelsRegister::model("orders");
+    RestsModel *m_restsModel = ModelsRegister::get<RestsModel>("rests");
     QVariantMap m_order;
 };