// Copyright (c) 2023-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/blockmanager_args.h>

#include <common/args.h>

#include <node/blockstorage.h>

#include <node/database_args.h>

#include <tinyformat.h>

#include <util/byte_units.h>

#include <util/result.h>

#include <util/translation.h>

#include <validation.h>

#include <cstdint>

namespace node {

util::Result<void> ApplyArgsManOptions(const ArgsManager& args, BlockManager::Options& opts)

{

    if (auto value{args.GetBoolArg("-blocksxor")}) opts.use_xor = *value;

    // block pruning; get the amount of disk space (in MiB) to allot for block & undo files

    int64_t nPruneArg{args.GetIntArg("-prune", opts.prune_target)};

    if (nPruneArg < 0) {

        return util::Error{_("Prune cannot be configured with a negative value.")};

    }

    uint64_t nPruneTarget{uint64_t(nPruneArg) * 1_MiB};

    if (nPruneArg == 1) { // manual pruning: -prune=1

        nPruneTarget = BlockManager::PRUNE_TARGET_MANUAL;

    } else if (nPruneTarget) {

        if (nPruneTarget < MIN_DISK_SPACE_FOR_BLOCK_FILES) {

            return util::Error{strprintf(_("Prune configured below the minimum of %d MiB.  Please use a higher number."), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1_MiB)};

        }

    }

    opts.prune_target = nPruneTarget;

    if (auto value{args.GetBoolArg("-fastprune")}) opts.fast_prune = *value;

    ReadDatabaseArgs(args, opts.block_tree_db_params.options);

    return {};

}

} // namespace node