AccountRootHelpers.h

#pragma once
 
#include <xrpl/beast/utility/Journal.h>
#include <xrpl/ledger/ApplyView.h>
#include <xrpl/ledger/ReadView.h>
#include <xrpl/protocol/Indexes.h>
#include <xrpl/protocol/Rate.h>
#include <xrpl/protocol/STLedgerEntry.h>
#include <xrpl/protocol/TER.h>
 
#include <expected>
#include <set>
#include <vector>
 
namespace xrpl {

[[nodiscard]] bool
isGlobalFrozen(ReadView const& view, AccountID const& issuer);
 
// Calculate liquid XRP balance for an account.
// This function may be used to calculate the amount of XRP that
// the holder is able to freely spend. It subtracts reserve requirements.
//
// ownerCountAdj adjusts the owner count in case the caller calculates
// before ledger entries are added or removed. Positive to add, negative
// to subtract.
//
// @param ownerCountAdj positive to add to count, negative to reduce count.
[[nodiscard]] XRPAmount
xrpLiquid(ReadView const& view, AccountID const& id, std::int32_t ownerCountAdj, beast::Journal j);

void
adjustOwnerCount(ApplyView& view, SLE::ref sle, std::int32_t amount, beast::Journal j);

[[nodiscard]] Rate
transferRate(ReadView const& view, AccountID const& issuer);

AccountID
pseudoAccountAddress(ReadView const& view, uint256 const& pseudoOwnerKey);

[[nodiscard]] std::vector<SField const*> const&
getPseudoAccountFields();

[[nodiscard]] bool
isPseudoAccount(SLE::const_pointer sleAcct, std::set<SField const*> const& pseudoFieldFilter = {});

[[nodiscard]] inline bool
isPseudoAccount(
    ReadView const& view,
    AccountID const& accountId,
    std::set<SField const*> const& pseudoFieldFilter = {})
{
    return isPseudoAccount(view.read(keylet::account(accountId)), pseudoFieldFilter);
}

[[nodiscard]] std::expected<SLE::pointer, TER>
createPseudoAccount(ApplyView& view, uint256 const& pseudoOwnerKey, SField const& ownerField);

[[nodiscard]] TER
checkDestinationAndTag(SLE::const_ref toSle, bool hasDestinationTag);
 
}  // namespace xrpl