request.h

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// Copyright (c) 2010 Satoshi Nakamoto
// Copyright (c) 2009-present The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#ifndef BITCOIN_RPC_REQUEST_H
#define BITCOIN_RPC_REQUEST_H

#include <any>
#include <optional>
#include <string>

#include <univalue.h>
#include <util/fs.h>

enum class JSONRPCVersion {
    V1_LEGACY,
    V2
};

UniValue JSONRPCRequestObj(const std::string& strMethod, const UniValue& params, const UniValue& id);
UniValue JSONRPCReplyObj(UniValue result, UniValue error, std::optional<UniValue> id, JSONRPCVersion jsonrpc_version);
UniValue JSONRPCError(int code, const std::string& message);

enum class GenerateAuthCookieResult : uint8_t {
    DISABLED, // -norpccookiefile
    ERR,
    OK,
};

GenerateAuthCookieResult GenerateAuthCookie(const std::optional<fs::perms>& cookie_perms,
                                            std::string& user,
                                            std::string& pass);

bool GetAuthCookie(std::string *cookie_out);
void DeleteAuthCookie();
std::vector<UniValue> JSONRPCProcessBatchReply(const UniValue& in);

class JSONRPCRequest
{
public:
    std::optional<UniValue> id = UniValue::VNULL;
    std::string strMethod;
    UniValue params;
    enum Mode { EXECUTE, GET_HELP, GET_ARGS } mode = EXECUTE;
    std::string URI;
    std::string authUser;
    std::string peerAddr;
    std::any context;
    JSONRPCVersion m_json_version = JSONRPCVersion::V1_LEGACY;

    void parse(const UniValue& valRequest);
    [[nodiscard]] bool IsNotification() const { return !id.has_value() && m_json_version == JSONRPCVersion::V2; };
};

#endif // BITCOIN_RPC_REQUEST_H