AccountMPTokenIssuances.hpp

#pragma once
 
#include "data/BackendInterface.hpp"
#include "rpc/common/SpecBackend.hpp"
#include "rpc/common/Types.hpp"
 
#include <boost/json/conversion.hpp>
#include <boost/json/value.hpp>
#include <rpcspec/handlers/account_mptoken_issuances/Types.hpp>
#include <xrpl/protocol/AccountID.h>
#include <xrpl/protocol/STLedgerEntry.h>
 
#include <cstdint>
#include <memory>
#include <optional>
#include <string>
#include <utility>
#include <vector>
 
namespace rpc {

class AccountMPTokenIssuancesHandler
    : public rpc::HandlerFor<rpc::spec::handlers::account_mptoken_issuances::Input> {
    // dependencies
    std::shared_ptr<BackendInterface> sharedPtrBackend_;
 
public:
    static constexpr auto kLimitMin = rpc::spec::handlers::account_mptoken_issuances::kLimitMin;
    static constexpr auto kLimitMax = rpc::spec::handlers::account_mptoken_issuances::kLimitMax;
    static constexpr auto kLimitDefault =
        rpc::spec::handlers::account_mptoken_issuances::kLimitDefault;

    struct MPTokenIssuanceResponse {
        std::string mpTokenIssuanceId;
        std::string issuer;
        uint32_t sequence{};
 
        std::optional<uint16_t> transferFee;
        std::optional<uint8_t> assetScale;
 
        std::optional<std::uint64_t> maximumAmount;
        std::optional<std::uint64_t> outstandingAmount;
        std::optional<std::uint64_t> lockedAmount;
        std::optional<std::string> mptokenMetadata;
        std::optional<std::string> domainID;
 
        std::optional<bool> mptLocked;
        std::optional<bool> mptCanLock;
        std::optional<bool> mptRequireAuth;
        std::optional<bool> mptCanEscrow;
        std::optional<bool> mptCanTrade;
        std::optional<bool> mptCanTransfer;
        std::optional<bool> mptCanClawback;
 
        std::optional<bool> mptImmutableCanLock;
        std::optional<bool> mptImmutableRequireAuth;
        std::optional<bool> mptImmutableCanEscrow;
        std::optional<bool> mptImmutableCanTrade;
        std::optional<bool> mptImmutableCanTransfer;
        std::optional<bool> mptImmutableCanClawback;
        std::optional<bool> mptImmutableCanHoldConfidentialBalance;
        std::optional<bool> mptImmutableMetadata;
        std::optional<bool> mptImmutableTransferFee;
 
        std::optional<bool> mptCanHoldConfidentialBalance;
        std::optional<std::uint64_t> confidentialOutstandingAmount;
        std::optional<std::string> issuerEncryptionKey;
        std::optional<std::string> auditorEncryptionKey;
    };

    struct Output {
        std::string account;
        std::vector<MPTokenIssuanceResponse> issuances;
        std::string ledgerHash;
        uint32_t ledgerIndex{};
        bool validated = true;
        std::optional<std::string> marker;
        uint32_t limit{};
    };
 
    using Result = HandlerReturnType<Output>;

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

    [[nodiscard]] Result
    process(Input const& input, Context const& ctx) const;
 
private:
    static void
    addMPTokenIssuance(
        std::vector<MPTokenIssuanceResponse>& issuances,
        xrpl::SLE const& sle,
        xrpl::AccountID const& account
    );
 
private:
    friend void
    tag_invoke(boost::json::value_from_tag, boost::json::value& jv, Output const& output);

    friend void
    tag_invoke(
        boost::json::value_from_tag,
        boost::json::value& jv,
        MPTokenIssuanceResponse const& issuance
    );
};
 
}  // namespace rpc