peerplays_migrated/libraries/plugins/bookie/bookie_plugin.cpp

310 lines
12 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.
*/
#include <graphene/bookie/bookie_plugin.hpp>
#include <graphene/app/impacted.hpp>
#include <graphene/chain/account_evaluator.hpp>
#include <graphene/chain/account_object.hpp>
#include <graphene/chain/betting_market_object.hpp>
#include <graphene/chain/config.hpp>
#include <graphene/chain/database.hpp>
#include <graphene/chain/evaluator.hpp>
#include <graphene/chain/event_object.hpp>
#include <graphene/chain/operation_history_object.hpp>
#include <graphene/chain/transaction_evaluation_state.hpp>
#include <fc/smart_ref_impl.hpp>
#include <fc/thread/thread.hpp>
#include <boost/polymorphic_cast.hpp>
#if 0
# ifdef DEFAULT_LOGGER
# undef DEFAULT_LOGGER
# endif
# define DEFAULT_LOGGER "bookie_plugin"
#endif
namespace graphene { namespace bookie {
namespace detail
{
class persistent_event_object : public graphene::db::abstract_object<event_object>
{
public:
static const uint8_t space_id = bookie_objects;
static const uint8_t type_id = persistent_event_object_type;
event_id_type event_object_id;
internationalized_string_type name;
internationalized_string_type season;
optional<time_point_sec> start_time;
event_group_id_type event_group_id;
event_status status;
vector<string> scores;
};
typedef object_id<bookie_objects, persistent_event_object_type, persistent_event_object> persistent_event_id_type;
struct by_event_id;
typedef multi_index_container<
persistent_event_object,
indexed_by<
ordered_unique<tag<by_id>, member<object, object_id_type, &object::id> >,
ordered_unique<tag<by_event_id>, member<persistent_event_object, event_id_type, &persistent_event_object::event_object_id> > > > persistent_event_object_multi_index_type;
typedef generic_index<persistent_event_object, persistent_event_object_multi_index_type> persistent_event_object_index;
#if 0 // we no longer have competitors, just leaving this here as an example of how to do a secondary index
class events_by_competitor_index : public secondary_index
{
public:
virtual ~events_by_competitor_index() {}
virtual void object_inserted( const object& obj ) override;
virtual void object_removed( const object& obj ) override;
virtual void about_to_modify( const object& before ) override;
virtual void object_modified( const object& after ) override;
protected:
map<competitor_id_type, set<persistent_event_id_type> > competitor_to_events;
};
void events_by_competitor_index::object_inserted( const object& obj )
{
const persistent_event_object& event_obj = *boost::polymorphic_downcast<const persistent_event_object*>(&obj);
for (const competitor_id_type& competitor_id : event_obj.competitors)
competitor_to_events[competitor_id].insert(event_obj.id);
for (const competitor_id_type& competitor_id : event_obj.competitors)
competitor_to_events[competitor_id].insert(event_obj.id);
}
void events_by_competitor_index::object_removed( const object& obj )
{
const persistent_event_object& event_obj = *boost::polymorphic_downcast<const persistent_event_object*>(&obj);
for (const competitor_id_type& competitor_id : event_obj.competitors)
competitor_to_events[competitor_id].erase(event_obj.id);
}
void events_by_competitor_index::about_to_modify( const object& before )
{
object_removed(before);
}
void events_by_competitor_index::object_modified( const object& after )
{
object_inserted(after);
}
#endif
class bookie_plugin_impl
{
public:
bookie_plugin_impl(bookie_plugin& _plugin)
: _self( _plugin )
{ }
virtual ~bookie_plugin_impl();
/**
* Called After a block has been applied and committed. The callback
* should not yield and should execute quickly.
*/
void on_objects_changed(const vector<object_id_type>& changed_object_ids);
/** this method is called as a callback after a block is applied
* and will process/index all operations that were applied in the block.
*/
void on_block_applied( const signed_block& b );
asset get_total_matched_bet_amount_for_betting_market_group(betting_market_group_id_type group_id);
graphene::chain::database& database()
{
return _self.database();
}
bookie_plugin& _self;
flat_set<account_id_type> _tracked_accounts;
};
bookie_plugin_impl::~bookie_plugin_impl()
{
return;
}
void bookie_plugin_impl::on_objects_changed(const vector<object_id_type>& changed_object_ids)
{
graphene::chain::database& db = database();
auto& event_id_index = db.get_index_type<persistent_event_object_index>().indices().get<by_event_id>();
for (const object_id_type& changed_object_id : changed_object_ids)
{
if (changed_object_id.space() == event_id_type::space_id &&
changed_object_id.type() == event_id_type::type_id)
{
event_id_type changed_event_id = changed_object_id;
const event_object* new_event_obj = nullptr;
try
{
new_event_obj = &changed_event_id(db);
}
catch (fc::exception& e)
{
}
// new_event_obj should point to the now-changed event_object, or null if it was removed from the database
const persistent_event_object* old_event_obj = nullptr;
auto persistent_event_iter = event_id_index.find(changed_event_id);
if (persistent_event_iter != event_id_index.end())
old_event_obj = &*persistent_event_iter;
// and old_event_obj is a pointer to our saved copy, or nullptr if it is a new object
if (old_event_obj && new_event_obj)
{
ilog("Modifying persistent event object ${id}", ("id", changed_event_id));
db.modify(*old_event_obj, [&](persistent_event_object& saved_event_obj) {
saved_event_obj.name = new_event_obj->name;
saved_event_obj.season = new_event_obj->season;
saved_event_obj.start_time = new_event_obj->start_time;;
saved_event_obj.event_group_id = new_event_obj->event_group_id;
saved_event_obj.status = new_event_obj->status;
saved_event_obj.scores = new_event_obj->scores;
});
}
else if (new_event_obj)
{
ilog("Creating new persistent event object ${id}", ("id", changed_event_id));
db.create<persistent_event_object>([&](persistent_event_object& saved_event_obj) {
saved_event_obj.event_object_id = new_event_obj->id;
saved_event_obj.name = new_event_obj->name;
saved_event_obj.season = new_event_obj->season;
saved_event_obj.start_time = new_event_obj->start_time;;
saved_event_obj.event_group_id = new_event_obj->event_group_id;
saved_event_obj.status = new_event_obj->status;
saved_event_obj.scores = new_event_obj->scores;
});
}
}
}
}
void bookie_plugin_impl::on_block_applied( const signed_block& )
{
graphene::chain::database& db = database();
const vector<optional<operation_history_object> >& hist = db.get_applied_operations();
for( const optional< operation_history_object >& o_op : hist )
{
if( !o_op.valid() )
{
continue;
}
const operation_history_object& op = *o_op;
if( op.op.which() == operation::tag< bet_matched_operation >::value )
{
const bet_matched_operation& bet_matched_op = op.op.get<bet_matched_operation>();
idump((bet_matched_op));
const asset& amount_bet = bet_matched_op.amount_bet;
// object may no longer exist
//const bet_object& bet = bet_matched_op.bet_id(db);
const betting_market_object& betting_market = bet_matched_op.betting_market_id(db);
const betting_market_group_object& betting_market_group = betting_market.group_id(db);
db.modify( betting_market_group, [&]( betting_market_group_object& obj ){
obj.total_matched_bets_amount += amount_bet.amount;
});
}
}
}
asset bookie_plugin_impl::get_total_matched_bet_amount_for_betting_market_group(betting_market_group_id_type group_id)
{
graphene::chain::database& db = database();
FC_ASSERT( db.find_object(group_id), "Invalid betting market group specified" );
const betting_market_group_object& betting_market_group = group_id(db);
return asset(betting_market_group.total_matched_bets_amount, betting_market_group.asset_id);
}
} // end namespace detail
bookie_plugin::bookie_plugin() :
my( new detail::bookie_plugin_impl(*this) )
{
}
bookie_plugin::~bookie_plugin()
{
}
std::string bookie_plugin::plugin_name()const
{
return "bookie";
}
void bookie_plugin::plugin_set_program_options(
boost::program_options::options_description& cli,
boost::program_options::options_description& cfg
)
{
//cli.add_options()
// ("track-account", boost::program_options::value<std::vector<std::string>>()->composing()->multitoken(), "Account ID to track history for (may specify multiple times)")
// ;
//cfg.add(cli);
}
void bookie_plugin::plugin_initialize(const boost::program_options::variables_map& options)
{
ilog("bookie plugin: plugin_startup() begin");
database().applied_block.connect( [&]( const signed_block& b){ my->on_block_applied(b); } );
database().changed_objects.connect([&](const vector<object_id_type>& changed_object_ids, const fc::flat_set<graphene::chain::account_id_type>& impacted_accounts){ my->on_objects_changed(changed_object_ids); });
auto event_index = database().add_index<primary_index<detail::persistent_event_object_index> >();
//event_index->add_secondary_index<detail::events_by_competitor_index>();
//LOAD_VALUE_SET(options, "tracked-accounts", my->_tracked_accounts, graphene::chain::account_id_type);
ilog("bookie plugin: plugin_startup() end");
}
void bookie_plugin::plugin_startup()
{
ilog("bookie plugin: plugin_startup()");
}
flat_set<account_id_type> bookie_plugin::tracked_accounts() const
{
return my->_tracked_accounts;
}
asset bookie_plugin::get_total_matched_bet_amount_for_betting_market_group(betting_market_group_id_type group_id)
{
ilog("bookie plugin: get_total_matched_bet_amount_for_betting_market_group($group_id)", ("group_d", group_id));
return my->get_total_matched_bet_amount_for_betting_market_group(group_id);
}
} }
FC_REFLECT_DERIVED( graphene::bookie::detail::persistent_event_object, (graphene::db::object), (event_object_id)(name)(season)(start_time)(event_group_id)(status)(scores) )