#include "exception.h"

#include "format.h"

namespace cru
{
    inline std::string HResultMakeMessage(HRESULT h_result, std::optional<MultiByteStringView> message)
    {
        char buffer[10];
        sprintf_s(buffer, "%#08x", h_result);

        if (message.has_value())
            return Format("An HResultError is thrown. HRESULT: {}.\nAdditional message: {}\n", buffer, message.value());
        else
            return Format("An HResultError is thrown. HRESULT: {}.\n", buffer);
    }

    HResultError::HResultError(HRESULT h_result, std::optional<MultiByteStringView> additional_message)
        : runtime_error(HResultMakeMessage(h_result, std::nullopt)), h_result_(h_result)
    {

    }

    inline std::string Win32MakeMessage(DWORD error_code, std::optional<MultiByteStringView> message)
    {
        char buffer[10];
        sprintf_s(buffer, "%#04x", error_code);

        if (message.has_value())
            return Format("Last error code: {}.\nAdditional message: {}\n", buffer, message.value());
        else
            return Format("Last error code: {}.\n", buffer);
    }

    Win32Error::Win32Error(DWORD error_code, std::optional<MultiByteStringView> additional_message)
        : runtime_error(Win32MakeMessage(error_code, std::nullopt)), error_code_(error_code)
    {

    }
}