beerlog/services/modelsregister.h

#ifndef MODELSREGISTER_H
#define MODELSREGISTER_H

#include <QMap>
#include <QObject>

class BaseModel;
class ModelsRegister
{
public:
    static ModelsRegister *instance()
    {
        static ModelsRegister i;
        return &i;
    }

    static void registerModel(BaseModel *model);
    static BaseModel *model(const QString &name);

    template <class C>
    static C *get(const QString &name) {
        C *res = dynamic_cast<C *>(instance()->m_models.value(name));
        Q_ASSERT(res);
        return res;
    }

private:
    ModelsRegister() = default;
    ~ModelsRegister() = default;

    QObject m_parent;
    QMap<QString, BaseModel *> m_models;
};

#endif // MODELSREGISTER_H