/****************************************************************************
**
** https://www.qxorm.com/
** Copyright (C) 2013 XDL Team (ic-east.com)
**
** This file is part of the QxOrm library
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any
** damages arising from the use of this software
**
** Commercial Usage
** Licensees holding valid commercial QxOrm licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and XDL Team
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file 'license.gpl3.txt' included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met : http://www.gnu.org/copyleft/gpl.html
**
** If you are unsure which license is appropriate for your use, or
** if you have questions regarding the use of this file, please contact :
** ic-east.com
**
****************************************************************************/

namespace qx
{
   namespace dao
   {
      namespace detail
      {

         template <class T>
         struct QxDao_Trigger
         {

         private:
            typedef typename qx::trait::get_base_class<T>::type type_base;
            enum
            {
               is_valid_base_class = (!std::is_same<type_base, qx::trait::no_base_class_defined>::value)
            };

         public:
            static inline void onBeforeInsert(T *t, qx::dao::detail::IxDao_Helper *dao) { TriggerHelper<is_valid_base_class, 0>::onBeforeInsert(t, dao); }
            static inline void onBeforeUpdate(T *t, qx::dao::detail::IxDao_Helper *dao) { TriggerHelper<is_valid_base_class, 0>::onBeforeUpdate(t, dao); }
            static inline void onBeforeDelete(T *t, qx::dao::detail::IxDao_Helper *dao) { TriggerHelper<is_valid_base_class, 0>::onBeforeDelete(t, dao); }
            static inline void onBeforeFetch(T *t, qx::dao::detail::IxDao_Helper *dao) { TriggerHelper<is_valid_base_class, 0>::onBeforeFetch(t, dao); }
            static inline void onAfterInsert(T *t, qx::dao::detail::IxDao_Helper *dao) { TriggerHelper<is_valid_base_class, 0>::onAfterInsert(t, dao); }
            static inline void onAfterUpdate(T *t, qx::dao::detail::IxDao_Helper *dao) { TriggerHelper<is_valid_base_class, 0>::onAfterUpdate(t, dao); }
            static inline void onAfterDelete(T *t, qx::dao::detail::IxDao_Helper *dao) { TriggerHelper<is_valid_base_class, 0>::onAfterDelete(t, dao); }
            static inline void onAfterFetch(T *t, qx::dao::detail::IxDao_Helper *dao) { TriggerHelper<is_valid_base_class, 0>::onAfterFetch(t, dao); }

         private:
            template <bool isValidBaseClass /* = false */, int dummy>
            struct TriggerHelper
            {
               static inline void onBeforeInsert(T *t, qx::dao::detail::IxDao_Helper *dao)
               {
                  Q_UNUSED(t);
                  Q_UNUSED(dao);
               }
               static inline void onBeforeUpdate(T *t, qx::dao::detail::IxDao_Helper *dao)
               {
                  Q_UNUSED(t);
                  Q_UNUSED(dao);
               }
               static inline void onBeforeDelete(T *t, qx::dao::detail::IxDao_Helper *dao)
               {
                  Q_UNUSED(t);
                  Q_UNUSED(dao);
               }
               static inline void onBeforeFetch(T *t, qx::dao::detail::IxDao_Helper *dao)
               {
                  Q_UNUSED(t);
                  Q_UNUSED(dao);
               }
               static inline void onAfterInsert(T *t, qx::dao::detail::IxDao_Helper *dao)
               {
                  Q_UNUSED(t);
                  Q_UNUSED(dao);
               }
               static inline void onAfterUpdate(T *t, qx::dao::detail::IxDao_Helper *dao)
               {
                  Q_UNUSED(t);
                  Q_UNUSED(dao);
               }
               static inline void onAfterDelete(T *t, qx::dao::detail::IxDao_Helper *dao)
               {
                  Q_UNUSED(t);
                  Q_UNUSED(dao);
               }
               static inline void onAfterFetch(T *t, qx::dao::detail::IxDao_Helper *dao)
               {
                  Q_UNUSED(t);
                  Q_UNUSED(dao);
               }
            };

            template <int dummy>
            struct TriggerHelper<true, dummy>
            {
               static inline void onBeforeInsert(T *t, qx::dao::detail::IxDao_Helper *dao) { qx::dao::detail::QxDao_Trigger<type_base>::onBeforeInsert(static_cast<type_base *>(t), dao); }
               static inline void onBeforeUpdate(T *t, qx::dao::detail::IxDao_Helper *dao) { qx::dao::detail::QxDao_Trigger<type_base>::onBeforeUpdate(static_cast<type_base *>(t), dao); }
               static inline void onBeforeDelete(T *t, qx::dao::detail::IxDao_Helper *dao) { qx::dao::detail::QxDao_Trigger<type_base>::onBeforeDelete(static_cast<type_base *>(t), dao); }
               static inline void onBeforeFetch(T *t, qx::dao::detail::IxDao_Helper *dao) { qx::dao::detail::QxDao_Trigger<type_base>::onBeforeFetch(static_cast<type_base *>(t), dao); }
               static inline void onAfterInsert(T *t, qx::dao::detail::IxDao_Helper *dao) { qx::dao::detail::QxDao_Trigger<type_base>::onAfterInsert(static_cast<type_base *>(t), dao); }
               static inline void onAfterUpdate(T *t, qx::dao::detail::IxDao_Helper *dao) { qx::dao::detail::QxDao_Trigger<type_base>::onAfterUpdate(static_cast<type_base *>(t), dao); }
               static inline void onAfterDelete(T *t, qx::dao::detail::IxDao_Helper *dao) { qx::dao::detail::QxDao_Trigger<type_base>::onAfterDelete(static_cast<type_base *>(t), dao); }
               static inline void onAfterFetch(T *t, qx::dao::detail::IxDao_Helper *dao) { qx::dao::detail::QxDao_Trigger<type_base>::onAfterFetch(static_cast<type_base *>(t), dao); }
            };
         };

      } // namespace detail
   } // namespace dao
} // namespace qx
