#include <test/jtx/trust.h>

#include <test/jtx/Account.h>

#include <xrpl/basics/contract.h>
#include <xrpl/json/json_value.h>
#include <xrpl/protocol/SField.h>
#include <xrpl/protocol/STAmount.h>
#include <xrpl/protocol/jss.h>

#include <cstdint>
#include <optional>
#include <stdexcept>

namespace xrpl::test::jtx {

json::Value
trust(Account const& account, STAmount const& amount, std::uint32_t flags)
{
    if (isXRP(amount))
        Throw<std::runtime_error>("trust() requires IOU");
    json::Value jv;
    jv[jss::Account] = account.human();
    jv[jss::LimitAmount] = amount.getJson(JsonOptions::Values::None);
    jv[jss::TransactionType] = jss::TrustSet;
    jv[jss::Flags] = flags;
    return jv;
}

// This function overload is especially useful for modelling Authorised trust
// lines. account (first function parameter) is the issuing authority, it
// authorises peer (third function parameter) to hold a certain currency
// (amount, the second function parameter)
json::Value
trust(Account const& account, STAmount const& amount, Account const& peer, std::uint32_t flags)
{
    if (isXRP(amount))
        Throw<std::runtime_error>("trust() requires IOU");
    json::Value jv;
    jv[jss::Account] = account.human();
    {
        auto& ja = jv[jss::LimitAmount] = amount.getJson(JsonOptions::Values::None);
        ja[jss::issuer] = peer.human();
    }
    jv[jss::TransactionType] = jss::TrustSet;
    jv[jss::Flags] = flags;
    return jv;
}

json::Value
claw(Account const& account, STAmount const& amount, std::optional<Account> const& mptHolder)
{
    json::Value jv;
    jv[jss::Account] = account.human();
    jv[jss::Amount] = amount.getJson(JsonOptions::Values::None);
    jv[jss::TransactionType] = jss::Clawback;

    if (mptHolder)
        jv[sfHolder.jsonName] = mptHolder->human();

    return jv;
}

}  // namespace xrpl::test::jtx