peerplays_migrated/libraries/chain/include/graphene/chain/match_object.hpp
Roman Olearski 7f36b261bf Merge remote-tracking branch 'origin/dividends' into rock-paper-scissors
Adding new chain parameters
Distribute prize money when a tournament ends
2016-11-02 15:30:18 +01:00

167 lines
6 KiB
C++

#pragma once
#include <graphene/chain/protocol/tournament.hpp>
#include <graphene/chain/rock_paper_scissors.hpp>
#include <boost/multi_index/composite_key.hpp>
#include <graphene/db/flat_index.hpp>
#include <graphene/db/generic_index.hpp>
#include <fc/crypto/hex.hpp>
#include <sstream>
namespace graphene { namespace chain {
class match_object;
} }
namespace fc {
void to_variant(const graphene::chain::match_object& match_obj, fc::variant& v);
void from_variant(const fc::variant& v, graphene::chain::match_object& match_obj);
} //end namespace fc
namespace graphene { namespace chain {
class database;
using namespace graphene::db;
enum class match_state
{
waiting_on_previous_matches,
match_in_progress,
match_complete
};
class match_object : public graphene::db::abstract_object<match_object>
{
public:
static const uint8_t space_id = protocol_ids;
static const uint8_t type_id = match_object_type;
tournament_id_type tournament_id;
/// The players in the match
vector<account_id_type> players;
/// The list of games in the match
/// Unlike tournaments where the list of matches is known at the start,
/// the list of games will start with one game and grow until we have played
/// enough games to declare a winner for the match.
vector<game_id_type> games;
/// A list of the winners of each round of the game. This information is
/// also stored in the game object, but is duplicated here to allow displaying
/// information about a match without having to request all game objects
vector<flat_set<account_id_type> > game_winners;
/// A count of the number of wins for each player
vector<uint32_t> number_of_wins;
/// the total number of games that ended up in a tie/draw/stalemate
uint32_t number_of_ties;
// If the match is not yet complete, this will be empty
// If the match is in the "match_complete" state, it will contain the
// list of winners.
// For Rock-paper-scissors, there will be one winner, unless there is
// a stalemate (in that case, there are no winners)
flat_set<account_id_type> match_winners;
/// the time the match started
time_point_sec start_time;
/// If the match has ended, the time it ended
optional<time_point_sec> end_time;
match_object();
match_object(const match_object& rhs);
~match_object();
match_object& operator=(const match_object& rhs);
match_state get_state() const;
// 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 match_object& match_obj );
template<typename Stream>
friend Stream& operator>>( Stream& s, match_object& match_obj );
friend void ::fc::to_variant(const graphene::chain::match_object& match_obj, fc::variant& v);
friend void ::fc::from_variant(const fc::variant& v, graphene::chain::match_object& match_obj);
void pack_impl(std::ostream& stream) const;
void unpack_impl(std::istream& stream);
void on_initiate_match(database& db);
void on_game_complete(database& db, const game_object& game);
game_id_type start_next_game(database& db, match_id_type match_id);
class impl;
std::unique_ptr<impl> my;
};
typedef multi_index_container<
match_object,
indexed_by<
ordered_unique< tag<by_id>, member< object, object_id_type, &object::id > > >
> match_object_multi_index_type;
typedef generic_index<match_object, match_object_multi_index_type> match_index;
template<typename Stream>
inline Stream& operator<<( Stream& s, const match_object& match_obj )
{
// 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<match_object> >(s, match_obj);
fc::raw::pack(s, match_obj.id);
fc::raw::pack(s, match_obj.tournament_id);
fc::raw::pack(s, match_obj.players);
fc::raw::pack(s, match_obj.games);
fc::raw::pack(s, match_obj.game_winners);
fc::raw::pack(s, match_obj.number_of_wins);
fc::raw::pack(s, match_obj.number_of_ties);
fc::raw::pack(s, match_obj.match_winners);
fc::raw::pack(s, match_obj.start_time);
fc::raw::pack(s, match_obj.end_time);
// fc::raw::pack the contents hidden in the impl class
std::ostringstream stream;
match_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, match_object& match_obj )
{
// unpack all fields exposed in the header in the usual way
//fc::raw::unpack<Stream, graphene::db::abstract_object<match_object> >(s, match_obj);
fc::raw::unpack(s, match_obj.id);
fc::raw::unpack(s, match_obj.tournament_id);
fc::raw::unpack(s, match_obj.players);
fc::raw::unpack(s, match_obj.games);
fc::raw::unpack(s, match_obj.game_winners);
fc::raw::unpack(s, match_obj.number_of_wins);
fc::raw::unpack(s, match_obj.number_of_ties);
fc::raw::unpack(s, match_obj.match_winners);
fc::raw::unpack(s, match_obj.start_time);
fc::raw::unpack(s, match_obj.end_time);
// 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);
match_obj.unpack_impl(stream);
return s;
}
} }
FC_REFLECT_ENUM(graphene::chain::match_state,
(waiting_on_previous_matches)
(match_in_progress)
(match_complete))
//FC_REFLECT_TYPENAME(graphene::chain::match_object) // manually serialized
FC_REFLECT(graphene::chain::match_object, (players))