/*
 * This file is part of the Flowee project
 * Copyright (C) 2009-2010 Satoshi Nakamoto
 * Copyright (C) 2009-2015 The Bitcoin Core developers
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef FLOWEE_MERKLEBLOCK_H
#define FLOWEE_MERKLEBLOCK_H

#include <utils/PartialMerkleTree.h>
#include "primitives/MutableBlock.h"
#include "bloom.h"

/**
 * Used to relay blocks as header + vector<merkle branch>
 * to filtered nodes.
 */
class CMerkleBlock
{
public:
    /** Public only for unit testing */
    BlockHeaderFields header;
    CPartialMerkleTree txn;

public:
    /** Public only for unit testing and relay testing (not relayed) */
    std::vector<std::pair<unsigned int, uint256> > vMatchedTxn;

    /**
     * Create from a CBlock, filtering transactions according to filter
     * Note that this will call IsRelevantAndUpdate on the filter for each transaction,
     * thus the filter will likely be modified.
     */
    CMerkleBlock(const MutableBlock& block, CBloomFilter& filter);

    // Create from a CBlock, matching the txids in the set
    CMerkleBlock(const MutableBlock& block, const std::set<uint256>& txids);

    CMerkleBlock() {}

    ADD_SERIALIZE_METHODS

    template <typename Stream, typename Operation>
    inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
        READWRITE(header);
        READWRITE(txn);
    }
};

#endif