178 lines
6.2 KiB
C++
178 lines
6.2 KiB
C++
/*
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* Copyright (c) 2018 Peerplays Blockchain Standards Association, and contributors.
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*
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* The MIT License
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#pragma once
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#include <graphene/chain/rock_paper_scissors.hpp>
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#include <graphene/protocol/tournament.hpp>
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#include <graphene/db/flat_index.hpp>
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#include <graphene/db/generic_index.hpp>
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#include <fc/crypto/hex.hpp>
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#include <boost/multi_index/composite_key.hpp>
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#include <sstream>
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namespace graphene { namespace chain {
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class game_object;
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} }
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namespace fc {
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void to_variant(const graphene::chain::game_object& game_obj, fc::variant& v, uint32_t max_depth = 1);
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void from_variant(const fc::variant& v, graphene::chain::game_object& game_obj, uint32_t max_depth = 1);
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} //end namespace fc
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namespace graphene { namespace chain {
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class database;
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using namespace graphene::db;
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enum class game_state
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{
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game_in_progress,
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expecting_commit_moves,
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expecting_reveal_moves,
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game_complete
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};
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class game_object : public graphene::db::abstract_object<game_object>
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{
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public:
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static const uint8_t space_id = protocol_ids;
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static const uint8_t type_id = game_object_type;
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match_id_type match_id;
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vector<account_id_type> players;
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flat_set<account_id_type> winners;
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game_specific_details game_details;
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fc::optional<time_point_sec> next_timeout;
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game_state get_state() const;
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game_object();
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game_object(const game_object& rhs);
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~game_object();
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game_object& operator=(const game_object& rhs);
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void evaluate_move_operation(const database& db, const game_move_operation& op) const;
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void make_automatic_moves(database& db);
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void determine_winner(database& db);
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void on_move(database& db, const game_move_operation& op);
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void on_timeout(database& db);
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void start_game(database& db, const std::vector<account_id_type>& players);
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// serialization functions:
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// for serializing to raw, go through a temporary sstream object to avoid
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// having to implement serialization in the header file
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template<typename Stream>
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friend Stream& operator<<( Stream& s, const game_object& game_obj );
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template<typename Stream>
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friend Stream& operator>>( Stream& s, game_object& game_obj );
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friend void ::fc::to_variant(const graphene::chain::game_object& game_obj, fc::variant& v, uint32_t max_depth);
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friend void ::fc::from_variant(const fc::variant& v, graphene::chain::game_object& game_obj, uint32_t max_depth);
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void pack_impl(std::ostream& stream) const;
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void unpack_impl(std::istream& stream);
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class impl;
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std::unique_ptr<impl> my;
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};
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struct by_next_timeout {};
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typedef multi_index_container<
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game_object,
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indexed_by<
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ordered_unique< tag<by_id>, member< object, object_id_type, &object::id > >,
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ordered_unique< tag<by_next_timeout>,
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composite_key<game_object,
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member<game_object, optional<time_point_sec>, &game_object::next_timeout>,
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member<object, object_id_type, &object::id> > > >
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> game_object_multi_index_type;
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typedef generic_index<game_object, game_object_multi_index_type> game_index;
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template<typename Stream>
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inline Stream& operator<<( Stream& s, const game_object& game_obj )
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{
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// pack all fields exposed in the header in the usual way
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// instead of calling the derived pack, just serialize the one field in the base class
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// fc::raw::pack<Stream, const graphene::db::abstract_object<game_object> >(s, game_obj);
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fc::raw::pack(s, game_obj.id);
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fc::raw::pack(s, game_obj.match_id);
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fc::raw::pack(s, game_obj.players);
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fc::raw::pack(s, game_obj.winners);
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fc::raw::pack(s, game_obj.game_details);
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fc::raw::pack(s, game_obj.next_timeout);
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// fc::raw::pack the contents hidden in the impl class
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std::ostringstream stream;
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game_obj.pack_impl(stream);
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std::string stringified_stream(stream.str());
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fc::raw::pack(s, stream.str());
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return s;
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}
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template<typename Stream>
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inline Stream& operator>>( Stream& s, game_object& game_obj )
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{
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// unpack all fields exposed in the header in the usual way
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//fc::raw::unpack<Stream, graphene::db::abstract_object<game_object> >(s, game_obj);
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fc::raw::unpack(s, game_obj.id);
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fc::raw::unpack(s, game_obj.match_id);
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fc::raw::unpack(s, game_obj.players);
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fc::raw::unpack(s, game_obj.winners);
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fc::raw::unpack(s, game_obj.game_details);
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fc::raw::unpack(s, game_obj.next_timeout);
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// fc::raw::unpack the contents hidden in the impl class
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std::string stringified_stream;
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fc::raw::unpack(s, stringified_stream);
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std::istringstream stream(stringified_stream);
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game_obj.unpack_impl(stream);
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return s;
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}
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} }
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MAP_OBJECT_ID_TO_TYPE(graphene::chain::game_object)
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FC_REFLECT_ENUM(graphene::chain::game_state,
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(game_in_progress)
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(expecting_commit_moves)
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(expecting_reveal_moves)
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(game_complete))
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//FC_REFLECT_TYPENAME(graphene::chain::game_object) // manually serialized
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FC_REFLECT(graphene::chain::game_object, (players))
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