#pragma once

#include <core/event/event_bus.h>

#define E2D_EVENT_BUS_NAME_(n) n##_Bus

/**
 * @brief 声明事件总线
 */
#define DECLARE_EVENT_BUS(BusName) \
    struct BusName##_Bus { \
        static constexpr const char* NAME = #BusName; \
    };

/**
 * @brief 声明无参数事件
 */
#define DECLARE_EVENT_0(EventName, BusName) \
    struct EventName : ::extra2d::event::EventTrait<E2D_EVENT_BUS_NAME_(BusName)> { \
        using Listener = ::extra2d::event::Listener<EventName>; \
        static constexpr const char* NAME = #EventName; \
        static constexpr const char* BUS_NAME = E2D_EVENT_BUS_NAME_(BusName)::NAME; \
        static void emit() { ::extra2d::event::broadcast<EventName>(); } \
    };

/**
 * @brief 声明单参数事件
 */
#define DECLARE_EVENT_1(EventName, BusName, Arg0) \
    struct EventName : ::extra2d::event::EventTrait<E2D_EVENT_BUS_NAME_(BusName), Arg0> { \
        using Listener = ::extra2d::event::Listener<EventName>; \
        static constexpr const char* NAME = #EventName; \
        static constexpr const char* BUS_NAME = E2D_EVENT_BUS_NAME_(BusName)::NAME; \
        static void emit(Arg0 arg0) { ::extra2d::event::broadcast<EventName>(arg0); } \
    };

/**
 * @brief 声明双参数事件
 */
#define DECLARE_EVENT_2(EventName, BusName, Arg0, Arg1) \
    struct EventName : ::extra2d::event::EventTrait<E2D_EVENT_BUS_NAME_(BusName), Arg0, Arg1> { \
        using Listener = ::extra2d::event::Listener<EventName>; \
        static constexpr const char* NAME = #EventName; \
        static constexpr const char* BUS_NAME = E2D_EVENT_BUS_NAME_(BusName)::NAME; \
        static void emit(Arg0 arg0, Arg1 arg1) { ::extra2d::event::broadcast<EventName>(arg0, arg1); } \
    };

/**
 * @brief 声明三参数事件
 */
#define DECLARE_EVENT_3(EventName, BusName, Arg0, Arg1, Arg2) \
    struct EventName : ::extra2d::event::EventTrait<E2D_EVENT_BUS_NAME_(BusName), Arg0, Arg1, Arg2> { \
        using Listener = ::extra2d::event::Listener<EventName>; \
        static constexpr const char* NAME = #EventName; \
        static constexpr const char* BUS_NAME = E2D_EVENT_BUS_NAME_(BusName)::NAME; \
        static void emit(Arg0 arg0, Arg1 arg1, Arg2 arg2) { ::extra2d::event::broadcast<EventName>(arg0, arg1, arg2); } \
    };

/**
 * @brief 声明四参数事件
 */
#define DECLARE_EVENT_4(EventName, BusName, Arg0, Arg1, Arg2, Arg3) \
    struct EventName : ::extra2d::event::EventTrait<E2D_EVENT_BUS_NAME_(BusName), Arg0, Arg1, Arg2, Arg3> { \
        using Listener = ::extra2d::event::Listener<EventName>; \
        static constexpr const char* NAME = #EventName; \
        static constexpr const char* BUS_NAME = E2D_EVENT_BUS_NAME_(BusName)::NAME; \
        static void emit(Arg0 arg0, Arg1 arg1, Arg2 arg2, Arg3 arg3) { ::extra2d::event::broadcast<EventName>(arg0, arg1, arg2, arg3); } \
    };

/**
 * @brief 声明五参数事件
 */
#define DECLARE_EVENT_5(EventName, BusName, Arg0, Arg1, Arg2, Arg3, Arg4) \
    struct EventName : ::extra2d::event::EventTrait<E2D_EVENT_BUS_NAME_(BusName), Arg0, Arg1, Arg2, Arg3, Arg4> { \
        using Listener = ::extra2d::event::Listener<EventName>; \
        static constexpr const char* NAME = #EventName; \
        static constexpr const char* BUS_NAME = E2D_EVENT_BUS_NAME_(BusName)::NAME; \
        static void emit(Arg0 arg0, Arg1 arg1, Arg2 arg2, Arg3 arg3, Arg4 arg4) { ::extra2d::event::broadcast<EventName>(arg0, arg1, arg2, arg3, arg4); } \
    };

/**
 * @brief 声明六参数事件
 */
#define DECLARE_EVENT_6(EventName, BusName, Arg0, Arg1, Arg2, Arg3, Arg4, Arg5) \
    struct EventName : ::extra2d::event::EventTrait<E2D_EVENT_BUS_NAME_(BusName), Arg0, Arg1, Arg2, Arg3, Arg4, Arg5> { \
        using Listener = ::extra2d::event::Listener<EventName>; \
        static constexpr const char* NAME = #EventName; \
        static constexpr const char* BUS_NAME = E2D_EVENT_BUS_NAME_(BusName)::NAME; \
        static void emit(Arg0 arg0, Arg1 arg1, Arg2 arg2, Arg3 arg3, Arg4 arg4, Arg5 arg5) { ::extra2d::event::broadcast<EventName>(arg0, arg1, arg2, arg3, arg4, arg5); } \
    };

/**
 * @brief 声明七参数事件
 */
#define DECLARE_EVENT_7(EventName, BusName, Arg0, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6) \
    struct EventName : ::extra2d::event::EventTrait<E2D_EVENT_BUS_NAME_(BusName), Arg0, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6> { \
        using Listener = ::extra2d::event::Listener<EventName>; \
        static constexpr const char* NAME = #EventName; \
        static constexpr const char* BUS_NAME = E2D_EVENT_BUS_NAME_(BusName)::NAME; \
        static void emit(Arg0 arg0, Arg1 arg1, Arg2 arg2, Arg3 arg3, Arg4 arg4, Arg5 arg5, Arg6 arg6) { ::extra2d::event::broadcast<EventName>(arg0, arg1, arg2, arg3, arg4, arg5, arg6); } \
    };

/**
 * @brief 声明八参数事件
 */
#define DECLARE_EVENT_8(EventName, BusName, Arg0, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7) \
    struct EventName : ::extra2d::event::EventTrait<E2D_EVENT_BUS_NAME_(BusName), Arg0, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7> { \
        using Listener = ::extra2d::event::Listener<EventName>; \
        static constexpr const char* NAME = #EventName; \
        static constexpr const char* BUS_NAME = E2D_EVENT_BUS_NAME_(BusName)::NAME; \
        static void emit(Arg0 arg0, Arg1 arg1, Arg2 arg2, Arg3 arg3, Arg4 arg4, Arg5 arg5, Arg6 arg6, Arg7 arg7) { ::extra2d::event::broadcast<EventName>(arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7); } \
    };
