140 lines
5.6 KiB
C++
140 lines
5.6 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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#include <graphene/chain/event_evaluator.hpp>
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#include <graphene/chain/event_object.hpp>
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#include <graphene/chain/event_group_object.hpp>
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#include <graphene/chain/database.hpp>
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#include <graphene/chain/exceptions.hpp>
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#include <graphene/chain/hardfork.hpp>
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#include <graphene/chain/is_authorized_asset.hpp>
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#include <graphene/chain/global_betting_statistics_object.hpp>
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namespace graphene { namespace chain {
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void_result event_create_evaluator::do_evaluate(const event_create_operation& op)
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{ try {
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FC_ASSERT(db().head_block_time() >= HARDFORK_1000_TIME);
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FC_ASSERT(trx_state->_is_proposed_trx);
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//database& d = db();
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// the event_group_id in the operation can be a relative id. If it is,
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// resolve it and verify that it is truly an event_group
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object_id_type resolved_event_group_id = op.event_group_id;
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if (is_relative(op.event_group_id))
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resolved_event_group_id = get_relative_id(op.event_group_id);
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FC_ASSERT(resolved_event_group_id.space() == event_group_id_type::space_id &&
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resolved_event_group_id.type() == event_group_id_type::type_id,
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"event_group_id must refer to a event_group_id_type");
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event_group_id = resolved_event_group_id;
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//const event_group_object& event_group = event_group_id(d);
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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object_id_type event_create_evaluator::do_apply(const event_create_operation& op)
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{ try {
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database& d = db();
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const event_object& new_event =
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d.create<event_object>( [&]( event_object& event_obj ) {
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event_obj.name = op.name;
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event_obj.season = op.season;
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event_obj.start_time = op.start_time;
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event_obj.event_group_id = event_group_id;
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});
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//increment number of active events in global betting statistics object
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const global_betting_statistics_object& betting_statistics = global_betting_statistics_id_type()(d);
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d.modify( betting_statistics, [&](global_betting_statistics_object& bso) {
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bso.number_of_active_events += 1;
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});
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return new_event.id;
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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void_result event_update_evaluator::do_evaluate(const event_update_operation& op)
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{ try {
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FC_ASSERT(db().head_block_time() >= HARDFORK_1000_TIME);
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FC_ASSERT(trx_state->_is_proposed_trx);
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FC_ASSERT(op.new_event_group_id || op.new_name || op.new_season ||
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op.new_start_time || op.new_status, "nothing to change");
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if (op.new_event_group_id)
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{
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object_id_type resolved_event_group_id = *op.new_event_group_id;
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if (is_relative(*op.new_event_group_id))
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resolved_event_group_id = get_relative_id(*op.new_event_group_id);
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FC_ASSERT(resolved_event_group_id.space() == event_group_id_type::space_id &&
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resolved_event_group_id.type() == event_group_id_type::type_id,
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"event_group_id must refer to a event_group_id_type");
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event_group_id = resolved_event_group_id;
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}
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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void_result event_update_evaluator::do_apply(const event_update_operation& op)
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{ try {
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database& _db = db();
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_db.modify(_db.get(op.event_id),
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[&](event_object& eo) {
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if( op.new_name )
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eo.name = *op.new_name;
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if( op.new_season )
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eo.season = *op.new_season;
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if( op.new_start_time )
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eo.start_time = *op.new_start_time;
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if( op.new_event_group_id )
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eo.event_group_id = event_group_id;
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if( op.new_status )
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eo.dispatch_new_status(_db, *op.new_status);
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});
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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void_result event_update_status_evaluator::do_evaluate(const event_update_status_operation& op)
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{ try {
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FC_ASSERT(trx_state->_is_proposed_trx);
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database& d = db();
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FC_ASSERT(d.head_block_time() >= HARDFORK_1000_TIME);
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//check that the event to update exists
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_event_to_update = &op.event_id(d);
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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void_result event_update_status_evaluator::do_apply(const event_update_status_operation& op)
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{ try {
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database& d = db();
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d.modify( *_event_to_update, [&](event_object& event_obj) {
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if (_event_to_update->get_status() != op.status)
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event_obj.dispatch_new_status(d, op.status);
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event_obj.scores = op.scores;
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});
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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} } // graphene::chain
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