NFTHistory.hpp

#pragma once
 
#include "data/BackendInterface.hpp"
#include "rpc/Errors.hpp"
#include "rpc/common/Types.hpp"
#include "util/log/Logger.hpp"
 
#include <boost/json/array.hpp>
#include <boost/json/conversion.hpp>
#include <boost/json/object.hpp>
#include <boost/json/value.hpp>
#include <rpcspec/HandlerFor.hpp>
#include <rpcspec/handlers/nft_history/Types.hpp>
 
#include <cstdint>
#include <expected>
#include <memory>
#include <optional>
#include <string>
#include <utility>
 
namespace rpc {

class NFTHistoryHandler : public rpc::spec::HandlerFor<rpc::spec::handlers::nft_history::Input> {
    util::Logger log_{"RPC"};
    std::shared_ptr<BackendInterface> sharedPtrBackend_;
 
public:
    static constexpr auto kLimitMin = rpc::spec::handlers::nft_history::kLimitMin;
    static constexpr auto kLimitMax = rpc::spec::handlers::nft_history::kLimitMax;
    static constexpr auto kLimitDefault = rpc::spec::handlers::nft_history::kLimitDefault;

    using Marker = rpc::spec::handlers::nft_history::Marker;

    struct Output {
        std::string nftID;
        uint32_t ledgerIndexMin{0};
        uint32_t ledgerIndexMax{0};
        std::optional<uint32_t> limit;
        std::optional<Marker> marker;
        // TODO: use a better type than json
        boost::json::array transactions;
        // validated should be sent via framework
        bool validated = true;
    };
 
    using Result = HandlerReturnType<Output>;

    NFTHistoryHandler(std::shared_ptr<BackendInterface> sharedPtrBackend)
        : sharedPtrBackend_(std::move(sharedPtrBackend))
    {
    }

    [[nodiscard]] Result
    process(Input const& input, Context const& ctx) const;
 
private:
    friend void
    tag_invoke(boost::json::value_from_tag, boost::json::value& jv, Output const& output);
};
 
}  // namespace rpc
 
namespace rpc::spec::handlers::nft_history {
 
void
tag_invoke(boost::json::value_from_tag, boost::json::value& jv, Marker const& marker);
 
}  // namespace rpc::spec::handlers::nft_history