Files
clio/src/rpc/handlers/AccountLines.h
Peter Chen 23442ff1a7 Refactor namespaces part 1 (#817)
Part 1 of refactoring effort
2023-08-10 18:05:13 +01:00

139 lines
4.5 KiB
C++

//------------------------------------------------------------------------------
/*
This file is part of clio: https://github.com/XRPLF/clio
Copyright (c) 2023, the clio developers.
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#pragma once
#include <data/BackendInterface.h>
#include <rpc/RPCHelpers.h>
#include <rpc/common/MetaProcessors.h>
#include <rpc/common/Modifiers.h>
#include <rpc/common/Types.h>
#include <rpc/common/Validators.h>
#include <vector>
namespace RPC {
/**
* @brief The account_lines method returns information about an account's trust lines, which contain balances in all
* non-XRP currencies and assets.
*
* For more details see: https://xrpl.org/account_lines.html
*/
class AccountLinesHandler
{
// dependencies
std::shared_ptr<BackendInterface> const sharedPtrBackend_;
public:
static auto constexpr LIMIT_MIN = 10;
static auto constexpr LIMIT_MAX = 400;
static auto constexpr LIMIT_DEFAULT = 200;
struct LineResponse
{
std::string account;
std::string balance;
std::string currency;
std::string limit;
std::string limitPeer;
uint32_t qualityIn;
uint32_t qualityOut;
bool noRipple;
bool noRipplePeer;
std::optional<bool> authorized;
std::optional<bool> peerAuthorized;
std::optional<bool> freeze;
std::optional<bool> freezePeer;
};
struct Output
{
std::string account;
std::vector<LineResponse> lines;
std::string ledgerHash;
uint32_t ledgerIndex;
bool validated = true; // should be sent via framework
std::optional<std::string> marker;
uint32_t limit;
};
struct Input
{
std::string account;
std::optional<std::string> ledgerHash;
std::optional<uint32_t> ledgerIndex;
std::optional<std::string> peer;
bool ignoreDefault = false; // TODO: document
// https://github.com/XRPLF/xrpl-dev-portal/issues/1839
uint32_t limit = LIMIT_DEFAULT;
std::optional<std::string> marker;
};
using Result = HandlerReturnType<Output>;
AccountLinesHandler(std::shared_ptr<BackendInterface> const& sharedPtrBackend) : sharedPtrBackend_(sharedPtrBackend)
{
}
RpcSpecConstRef
spec([[maybe_unused]] uint32_t apiVersion) const
{
static auto const rpcSpec = RpcSpec{
{JS(account),
validation::Required{},
meta::WithCustomError{validation::AccountValidator, Status(RippledError::rpcACT_MALFORMED)}},
{JS(peer), meta::WithCustomError{validation::AccountValidator, Status(RippledError::rpcACT_MALFORMED)}},
{JS(ignore_default), validation::Type<bool>{}},
{JS(ledger_hash), validation::Uint256HexStringValidator},
{JS(limit),
validation::Type<uint32_t>{},
validation::Min(1u),
modifiers::Clamp<int32_t>{LIMIT_MIN, LIMIT_MAX}},
{JS(ledger_index), validation::LedgerIndexValidator},
{JS(marker), validation::AccountMarkerValidator},
};
return rpcSpec;
}
Result
process(Input input, Context const& ctx) const;
private:
void
addLine(
std::vector<LineResponse>& lines,
ripple::SLE const& lineSle,
ripple::AccountID const& account,
std::optional<ripple::AccountID> const& peerAccount) const;
private:
friend void
tag_invoke(boost::json::value_from_tag, boost::json::value& jv, Output const& output);
friend Input
tag_invoke(boost::json::value_to_tag<Input>, boost::json::value const& jv);
friend void
tag_invoke(boost::json::value_from_tag, boost::json::value& jv, LineResponse const& line);
};
} // namespace RPC