proposal_executor.hpp

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#pragma once
 
#include <scorum/chain/services/dbs_base.hpp>
#include <scorum/chain/evaluators/evaluator_registry.hpp>
#include <scorum/protocol/proposal_operations.hpp>
 
namespace scorum {
namespace chain {
 
struct data_service_factory_i;
struct proposal_service_i;
class proposal_object;
 
struct proposal_executor_service_i
{
    virtual void operator()(const proposal_object& proposal) = 0;
};
 
class dbs_proposal_executor : public dbs_base, public proposal_executor_service_i
{
    friend class dbservice_dbs_factory;
 
public:
    explicit dbs_proposal_executor(database& s);
 
    void operator()(const proposal_object& proposal) override;
 
private:
    void execute_proposal(const proposal_object& proposal);
    void update_proposals_voting_list_and_execute();
    bool is_quorum(const proposal_object& proposal);
 
    data_service_factory_i& services;
    proposal_service_i& proposal_service;
    evaluator_registry<protocol::proposal_operation> evaluators;
    fc::flat_set<account_name_type> removed_members;
    // TODO: tech dept: remove this dependency if possible
    database& _db;
};
 
} // namespace scorum
} // namespace chain