/*
 * Copyright (c) 2015 Cryptonomex, Inc., and contributors.
 *
 * The MIT License
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
#pragma once
#include <graphene/chain/protocol/types.hpp>
#include <graphene/db/object.hpp>

namespace graphene { namespace chain {
   using namespace graphene::db;

   /**
    *  @brief tracks minimal information about past blocks to implement TaPOS
    *  @ingroup object
    *
    *  When attempting to calculate the validity of a transaction we need to
    *  lookup a past block and check its block hash and the time it occurred
    *  so we can calculate whether the current transaction is valid and at
    *  what time it should expire.
    */
   class block_summary_object : public abstract_object<block_summary_object>
   {
      public:
         static const uint8_t space_id = implementation_ids;
         static const uint8_t type_id  = impl_block_summary_object_type;

         block_id_type      block_id;
   };

} }


FC_REFLECT_DERIVED( graphene::chain::block_summary_object, (graphene::db::object), (block_id) )

GRAPHENE_EXTERNAL_SERIALIZATION( extern, graphene::chain::block_summary_object )
