TransactionPlugin.h

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#pragma once
#include "ResolverContext.h"
#include "TransactionRegistry.h"
#include "WeakEntityInfo.h"
#include "catapult/utils/TimeSpan.h"
 
namespace catapult {
    namespace model {
        struct EmbeddedTransaction;
        class NotificationSubscriber;
        struct Transaction;
    }
}
 
namespace catapult { namespace model {
 
    struct TransactionAttributes {
        uint8_t MinVersion;
 
        uint8_t MaxVersion;
 
        utils::TimeSpan MaxLifetime;
    };
 
    template<typename TTransaction>
    class TransactionPluginT {
    public:
        virtual ~TransactionPluginT() = default;
 
    public:
        virtual EntityType type() const = 0;
 
        virtual TransactionAttributes attributes() const = 0;
 
        virtual uint64_t calculateRealSize(const TTransaction& transaction) const = 0;
    };
 
    class EmbeddedTransactionPlugin : public TransactionPluginT<EmbeddedTransaction> {
    public:
        virtual void publish(const EmbeddedTransaction& transaction, NotificationSubscriber& sub) const = 0;
    };
 
    class TransactionPlugin : public TransactionPluginT<Transaction> {
    public:
        virtual void publish(const WeakEntityInfoT<Transaction>& transactionInfo, NotificationSubscriber& sub) const = 0;
 
        virtual RawBuffer dataBuffer(const Transaction& transaction) const = 0;
 
        virtual std::vector<RawBuffer> merkleSupplementaryBuffers(const Transaction& transaction) const = 0;
 
        virtual bool supportsTopLevel() const = 0;
 
        virtual bool supportsEmbedding() const = 0;
 
        virtual const EmbeddedTransactionPlugin& embeddedPlugin() const = 0;
    };
 
    class TransactionRegistry : public TransactionRegistryT<TransactionPlugin> {};
}}