system_context.h

#pragma once
 
//
// Copyright (c) 2019-2024 Ivan Baidakou (basiliscos) (the dot dmol at gmail dot com)
//
// Distributed under the MIT Software License
//
 
#include "address.hpp"
#include "supervisor_config.h"
#include "extended_error.h"
#include "message_stringifier.h"
 
#include <system_error>
 
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4251)
#endif
 
namespace rotor {
 
struct supervisor_t;
struct actor_base_t;
using supervisor_ptr_t = intrusive_ptr_t<supervisor_t>;

struct ROTOR_API system_context_t : arc_base_t<system_context_t> {
  public:
    template <typename Supervisor = supervisor_t> auto create_supervisor();

    inline supervisor_ptr_t get_supervisor() noexcept { return supervisor; }
 
    system_context_t() = default;
 
    system_context_t(const system_context_t &) = delete;
    system_context_t(system_context_t &&) = delete;
    virtual ~system_context_t();

    virtual void on_error(actor_base_t *actor, const extended_error_ptr_t &ec) noexcept;

    virtual std::string identity() noexcept;

    template <typename T> auto &access() noexcept;

    const message_stringifier_t &get_stringifier();
 
  protected:
    virtual message_stringifier_ptr_t make_stringifier() const noexcept;
 
  private:
    friend struct supervisor_t;
    supervisor_ptr_t supervisor;
    message_stringifier_ptr_t stringifier;
};

using system_context_ptr_t = intrusive_ptr_t<system_context_t>;
 
} // namespace rotor
 
#if defined(_MSC_VER)
#pragma warning(pop)
#endif