// Copyright (c) 2019-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.

#include <node/coin.h>

#include <node/context.h>

#include <txmempool.h>

#include <validation.h>

namespace node {

void FindCoins(const NodeContext& node, std::map<COutPoint, Coin>& coins)

{

    assert(node.mempool);

    assert(node.chainman);

    LOCK2(cs_main, node.mempool->cs);

    CCoinsViewCache& chain_view = node.chainman->ActiveChainstate().CoinsTip();

    CCoinsViewMemPool mempool_view(&chain_view, *node.mempool);

    for (auto& [outpoint, coin] : coins) {

        if (auto c{mempool_view.GetCoin(outpoint)}) {

            coin = std::move(*c);

        } else {

            coin.Clear(); // Either the coin is not in the CCoinsViewCache or is spent

        }

    }

}

} // namespace node