reifydb-catalog 0.4.13

Database catalog and metadata management for ReifyDB
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44

// SPDX-License-Identifier: Apache-2.0
// Copyright (c) 2025 ReifyDB

use reifydb_core::{
	encoded::{key::EncodedKey, row::EncodedRow},
	interface::catalog::identity::Identity,
	key::{EncodableKey, identity::IdentityKey, kind::KeyKind},
};
use reifydb_transaction::transaction::Transaction;

use super::CatalogChangeApplier;
use crate::{Result, catalog::Catalog, error::CatalogChangeError, store::identity::shape::identity};

pub(super) struct IdentityApplier;

impl CatalogChangeApplier for IdentityApplier {
	fn set(catalog: &Catalog, txn: &mut Transaction<'_>, key: &EncodedKey, row: &EncodedRow) -> Result<()> {
		txn.set(key, row.clone())?;
		let id_entity = decode_identity(row);
		catalog.materialized.set_identity(id_entity.id, txn.version(), Some(id_entity));
		Ok(())
	}

	fn remove(catalog: &Catalog, txn: &mut Transaction<'_>, key: &EncodedKey) -> Result<()> {
		txn.remove(key)?;
		let id = IdentityKey::decode(key).map(|k| k.identity).ok_or(CatalogChangeError::KeyDecodeFailed {
			kind: KeyKind::Identity,
		})?;
		catalog.materialized.set_identity(id, txn.version(), None);
		Ok(())
	}
}

fn decode_identity(row: &EncodedRow) -> Identity {
	let id = identity::SHAPE.get_identity_id(row, identity::IDENTITY);
	let name = identity::SHAPE.get_utf8(row, identity::NAME).to_string();
	let enabled = identity::SHAPE.get_bool(row, identity::ENABLED);

	Identity {
		id,
		name,
		enabled,
	}
}