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#pragma once
#include "events.hpp"
#include "interfaces/mount_point_state_machine.hpp"
struct BasicState
{
BasicState(interfaces::MountPointStateMachine& machine) : machine{machine}
{
}
virtual ~BasicState() = default;
BasicState(const BasicState& state) = delete;
BasicState(BasicState&&) = delete;
BasicState& operator=(const BasicState&) = delete;
BasicState& operator=(BasicState&& state) = delete;
virtual std::unique_ptr<BasicState> handleEvent(Event event) = 0;
virtual std::unique_ptr<BasicState> onEnter() = 0;
virtual std::string_view getStateName() const = 0;
template <class T>
T* get_if()
{
if (getStateName() == T::stateName())
{
return static_cast<T*>(this);
}
return nullptr;
}
interfaces::MountPointStateMachine& machine;
};
template <class T>
struct BasicStateT : public BasicState
{
BasicStateT(interfaces::MountPointStateMachine& machine) :
BasicState(machine)
{
}
~BasicStateT()
{
LogMsg(Logger::Debug, "cleaning state: ", T::stateName());
}
std::unique_ptr<BasicState> onEnter() override
{
return nullptr;
}
std::unique_ptr<BasicState> handleEvent(Event event) override final
{
return std::visit(
[this](auto e) {
return static_cast<T*>(this)->handleEvent(std::move(e));
},
std::move(event));
}
std::string_view getStateName() const override final
{
return T::stateName();
}
};
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