peerplays_migrated/libraries/chain/include/graphene/chain/event_object.hpp
Eric Frias 5343c073bd Delay deletion of completed/canceled events to avoid an error producing
blocks when a betting market group with no betting markets is canceled.
2018-04-17 13:17:38 -04:00

155 lines
6.1 KiB
C++

/*
* 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>
#include <graphene/db/generic_index.hpp>
#include <graphene/chain/protocol/event.hpp>
namespace graphene { namespace chain {
class event_object;
} }
namespace fc {
void to_variant(const graphene::chain::event_object& event_obj, fc::variant& v);
void from_variant(const fc::variant& v, graphene::chain::event_object& event_obj);
} //end namespace fc
namespace graphene { namespace chain {
class database;
class event_object : public graphene::db::abstract_object< event_object >
{
public:
static const uint8_t space_id = protocol_ids;
static const uint8_t type_id = event_object_type;
event_object();
event_object(const event_object& rhs);
~event_object();
event_object& operator=(const event_object& rhs);
internationalized_string_type name;
internationalized_string_type season;
optional<time_point_sec> start_time;
event_group_id_type event_group_id;
bool at_least_one_betting_market_group_settled;
event_status get_status() const;
vector<string> scores;
// serialization functions:
// for serializing to raw, go through a temporary sstream object to avoid
// having to implement serialization in the header file
template<typename Stream>
friend Stream& operator<<( Stream& s, const event_object& event_obj );
template<typename Stream>
friend Stream& operator>>( Stream& s, event_object& event_obj );
friend void ::fc::to_variant(const graphene::chain::event_object& event_obj, fc::variant& v);
friend void ::fc::from_variant(const fc::variant& v, graphene::chain::event_object& event_obj);
void pack_impl(std::ostream& stream) const;
void unpack_impl(std::istream& stream);
void on_upcoming_event(database& db);
void on_in_progress_event(database& db);
void on_frozen_event(database& db);
void on_finished_event(database& db);
void on_canceled_event(database& db);
void on_settled_event(database& db);
void on_betting_market_group_resolved(database& db, betting_market_group_id_type resolved_group, bool was_canceled);
void on_betting_market_group_closed(database& db, betting_market_group_id_type closed_group);
void dispatch_new_status(database& db, event_status new_status);
private:
class impl;
std::unique_ptr<impl> my;
};
struct by_event_group_id;
struct by_event_status;
typedef multi_index_container<
event_object,
indexed_by<
ordered_unique< tag<by_id>, member< object, object_id_type, &object::id > >,
ordered_non_unique< tag<by_event_group_id>, member< event_object, event_group_id_type, &event_object::event_group_id > >,
ordered_non_unique< tag<by_event_status>, const_mem_fun< event_object, event_status, &event_object::get_status > > > > event_object_multi_index_type;
typedef generic_index<event_object, event_object_multi_index_type> event_object_index;
template<typename Stream>
inline Stream& operator<<( Stream& s, const event_object& event_obj )
{
fc_elog(fc::logger::get("event"), "In event_obj to_raw");
// pack all fields exposed in the header in the usual way
// instead of calling the derived pack, just serialize the one field in the base class
// fc::raw::pack<Stream, const graphene::db::abstract_object<event_object> >(s, event_obj);
fc::raw::pack(s, event_obj.id);
fc::raw::pack(s, event_obj.name);
fc::raw::pack(s, event_obj.season);
fc::raw::pack(s, event_obj.start_time);
fc::raw::pack(s, event_obj.event_group_id);
fc::raw::pack(s, event_obj.at_least_one_betting_market_group_settled);
fc::raw::pack(s, event_obj.scores);
// fc::raw::pack the contents hidden in the impl class
std::ostringstream stream;
event_obj.pack_impl(stream);
std::string stringified_stream(stream.str());
fc::raw::pack(s, stream.str());
return s;
}
template<typename Stream>
inline Stream& operator>>( Stream& s, event_object& event_obj )
{
fc_elog(fc::logger::get("event"), "In event_obj from_raw");
// unpack all fields exposed in the header in the usual way
//fc::raw::unpack<Stream, graphene::db::abstract_object<event_object> >(s, event_obj);
fc::raw::unpack(s, event_obj.id);
fc::raw::unpack(s, event_obj.name);
fc::raw::unpack(s, event_obj.season);
fc::raw::unpack(s, event_obj.start_time);
fc::raw::unpack(s, event_obj.event_group_id);
fc::raw::unpack(s, event_obj.at_least_one_betting_market_group_settled);
fc::raw::unpack(s, event_obj.scores);
// fc::raw::unpack the contents hidden in the impl class
std::string stringified_stream;
fc::raw::unpack(s, stringified_stream);
std::istringstream stream(stringified_stream);
event_obj.unpack_impl(stream);
return s;
}
} } // graphene::chain
FC_REFLECT(graphene::chain::event_object, (name))