mst_storage_impl.hpp

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#ifndef IROHA_MST_STORAGE_IMPL_HPP
#define IROHA_MST_STORAGE_IMPL_HPP

#include <unordered_map>
#include "cryptography/blob_hasher.hpp"
#include "logger/logger_fwd.hpp"
#include "multi_sig_transactions/hash.hpp"
#include "multi_sig_transactions/storage/mst_storage.hpp"

namespace iroha {
  class MstStorageStateImpl : public MstStorage {
   private:
    // -----------------------------| private API |-----------------------------

    auto getState(const shared_model::crypto::PublicKey &target_peer_key);

   public:
    // ----------------------------| interface API |----------------------------
    MstStorageStateImpl(const CompleterType &completer,
                        logger::LoggerPtr mst_state_logger,
                        logger::LoggerPtr log);

    auto applyImpl(const shared_model::crypto::PublicKey &target_peer_key,
                   const MstState &new_state)
        -> decltype(apply(target_peer_key, new_state)) override;

    auto updateOwnStateImpl(const DataType &tx)
        -> decltype(updateOwnState(tx)) override;

    auto extractExpiredTransactionsImpl(const TimeType &current_time)
        -> decltype(extractExpiredTransactions(current_time)) override;

    auto getDiffStateImpl(
        const shared_model::crypto::PublicKey &target_peer_key,
        const TimeType &current_time)
        -> decltype(getDiffState(target_peer_key, current_time)) override;

    auto whatsNewImpl(ConstRefState new_state) const
        -> decltype(whatsNew(new_state)) override;

    bool batchInStorageImpl(const DataType &batch) const override;

   private:
    // ---------------------------| private fields |----------------------------

    const CompleterType completer_;
    std::unordered_map<shared_model::crypto::PublicKey,
                       MstState,
                       shared_model::crypto::BlobHasher>
        peer_states_;
    MstState own_state_;

    logger::LoggerPtr mst_state_logger_;  
  };
}  // namespace iroha

#endif  // IROHA_MST_STORAGE_IMPL_HPP