// Copyright © 2017-2020 Trust Wallet.

//

// This file is part of Trust. The full Trust copyright notice, including

// terms governing use, modification, and redistribution, is contained in the

// file LICENSE at the root of the source code distribution tree.

#pragma once

#include "../Data.h"

#include "Action.h"

#include "Prefixes.h"

#include <nlohmann/json.hpp>

#include <set>

#include <array>

namespace TW::EOS {

class Signature {

public:

Data data;

Type type;

static const size_t DataSize = 65;

static const size_t ChecksumSize = 4;

Signature(Data sig, Type type);

virtual ~Signature() { }

void serialize(Data& os) const noexcept;

std::string string() const noexcept;

};

class Extension {

public:

uint16_t type;

Data buffer;

Extension(uint16_t type, Data buffer) : type(type), buffer(buffer) { }

virtual ~Extension() { }

void serialize(Data& os) const noexcept;

nlohmann::json serialize() const noexcept;

};

class Transaction {

public:

Transaction(const Data& referenceBlockId, int32_t referenceBlockTime);

void serialize(Data& os) const noexcept;

nlohmann::json serialize() const;

inline bool isValid() { return maxNetUsageWords < UINT32_MAX / 8UL; }

uint16_t refBlockNumber = 0;

uint32_t refBlockPrefix = 0;

int32_t expiration = 0;

uint32_t maxNetUsageWords = 0;

uint8_t maxCPUUsageInMS = 0;

uint32_t delaySeconds = 0;

std::vector<Action> actions;

std::vector<Action> contextFreeActions;

std::vector<Extension> transactionExtensions;

std::vector<Signature> signatures;

Data contextFreeData;

void setReferenceBlock(const Data& referenceBlockId);

static const int32_t ExpirySeconds = 30;

};

} // namespace TW::EOS