reifydb_core/key/
config.rs1use std::str::FromStr;
5
6use super::{EncodableKey, KeyKind};
7use crate::{
8 encoded::key::{EncodedKey, EncodedKeyRange},
9 interface::catalog::config::ConfigKey,
10 util::encoding::keycode::{deserializer::KeyDeserializer, serializer::KeySerializer},
11};
12
13#[derive(Debug, Clone, PartialEq)]
14pub struct ConfigStorageKey {
15 pub key: ConfigKey,
16}
17
18impl ConfigStorageKey {
19 pub fn new(key: ConfigKey) -> Self {
20 Self {
21 key,
22 }
23 }
24
25 pub fn for_key(key: ConfigKey) -> EncodedKey {
26 Self::new(key).encode()
27 }
28
29 pub fn full_scan() -> EncodedKeyRange {
30 let mut start = KeySerializer::with_capacity(1);
31 start.extend_u8(Self::KIND as u8);
32 let mut end = KeySerializer::with_capacity(1);
33 end.extend_u8(Self::KIND as u8 - 1);
34 EncodedKeyRange::start_end(Some(start.to_encoded_key()), Some(end.to_encoded_key()))
35 }
36}
37
38impl EncodableKey for ConfigStorageKey {
39 const KIND: KeyKind = KeyKind::ConfigStorage;
40
41 fn encode(&self) -> EncodedKey {
42 let mut serializer = KeySerializer::with_capacity(31);
43 serializer.extend_u8(Self::KIND as u8).extend_str(self.key.to_string());
44 serializer.to_encoded_key()
45 }
46
47 fn decode(key: &EncodedKey) -> Option<Self> {
48 let mut de = KeyDeserializer::from_bytes(key.as_slice());
49
50 let kind: KeyKind = de.read_u8().ok()?.try_into().ok()?;
51 if kind != Self::KIND {
52 return None;
53 }
54
55 let config_key_str = de.read_str().ok()?;
56 let key = ConfigKey::from_str(&config_key_str)
57 .expect("failed to decode ConfigKey from storage, unknown key");
58
59 Some(Self {
60 key,
61 })
62 }
63}