/*
    This file is part of jellything (https://codeberg.org/metamuffin/jellything)
    which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
    Copyright (C) 2026 metamuffin <metamuffin.org>
*/

use crate::{
    RowNum,
    kv::{SubtreeNum, binning::Binning},
};
use jellyobject::Object;

pub struct UnsortedIndex {
    id: SubtreeNum,
    binning: Binning,
}

impl UnsortedIndex {
    pub fn new(id: SubtreeNum, binning: Binning) -> Self {
        Self { id, binning }
    }
    fn keys(&self, id: RowNum, ob: Object) -> Vec<Vec<u8>> {
        let mut keys = vec![self.id.to_be_bytes().to_vec()];
        self.binning.apply(ob, &mut keys);
        for k in &mut keys {
            k.extend(id.to_ne_bytes());
        }
        keys
    }
}
// impl Index for UnsortedIndex {
//     fn add(&self, db: &mut dyn WriteTransaction, id: RowNum, ob: Object) -> Result<()> {
//         for key in self.keys(id, ob) {
//             db.set(&key, &[])?;
//         }
//         Ok(())
//     }
//     fn remove(&self, db: &mut dyn WriteTransaction, id: RowNum, ob: Object) -> Result<()> {
//         for key in self.keys(id, ob) {
//             db.del(&key)?;
//         }
//         Ok(())
//     }
//     fn compare(&self, before: Object, after: Object) -> bool {
//         self.keys(0, before) == self.keys(0, after)
//     }
//     fn query(&self, txn: &mut dyn ReadTransaction, _sort: &Sort) -> Result<RowIter> {
//         todo!()
//     }
// }
