From abf25f340c11111369b69c13c34d8fed9d4f0da8 Mon Sep 17 00:00:00 2001
From: metamuffin <metamuffin@disroot.org>
Date: Wed, 14 Jan 2026 20:28:54 +0100
Subject: db binning and sorts

---
 database/src/sort/mod.rs | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 database/src/sort/mod.rs

(limited to 'database/src/sort/mod.rs')

diff --git a/database/src/sort/mod.rs b/database/src/sort/mod.rs
new file mode 100644
index 0000000..6473f5d
--- /dev/null
+++ b/database/src/sort/mod.rs
@@ -0,0 +1,22 @@
+/*
+    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::{backends::WriteTransaction, table::RowNum};
+use anyhow::Result;
+use jellycommon::jellyobject::Object;
+
+pub mod none;
+pub mod value;
+
+pub trait Index {
+    fn add(&self, db: &mut dyn WriteTransaction, row: RowNum, val: Object) -> Result<()>;
+    fn remove(&self, db: &mut dyn WriteTransaction, row: RowNum, val: Object) -> Result<()>;
+    /// Might return true if objects are identical for this index; false if not or uncertain
+    fn compare(&self, before: Object, after: Object) -> bool {
+        let _ = (before, after);
+        false
+    }
+}
-- 
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