//  Copyright (C) 2020  Éloïs SANCHEZ.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

use crate::*;

pub(crate) fn check_pubkey(pubkey: &str) -> Result<(), DubpError> {
    PublicKey::from_base58_with_checksum_opt(pubkey).map_err(DubpError::InvalidPubkey)?;
    Ok(())
}

pub(crate) fn compute_checksum(pubkey: &str) -> Result<String, DubpError> {
    Ok(PublicKey::from_base58(pubkey)
        .map_err(|e| DubpError::InvalidPubkey(PublicKeyFromStrErr::BaseConversionError(e)))?
        .checksum())
}