reifydb_core/key/
granted_role.rs1use reifydb_type::value::identity::IdentityId;
5
6use super::{EncodableKey, KeyKind};
7use crate::{
8 encoded::key::{EncodedKey, EncodedKeyRange},
9 interface::catalog::identity::RoleId,
10 util::encoding::keycode::{deserializer::KeyDeserializer, serializer::KeySerializer},
11};
12
13#[derive(Debug, Clone, PartialEq)]
14pub struct GrantedRoleKey {
15 pub identity: IdentityId,
16 pub role: RoleId,
17}
18
19impl GrantedRoleKey {
20 pub fn new(identity: IdentityId, role: RoleId) -> Self {
21 Self {
22 identity,
23 role,
24 }
25 }
26
27 pub fn encoded(identity: IdentityId, role: RoleId) -> EncodedKey {
28 Self::new(identity, role).encode()
29 }
30
31 pub fn full_scan() -> EncodedKeyRange {
32 let mut start = KeySerializer::with_capacity(1);
33 start.extend_u8(Self::KIND as u8);
34 let mut end = KeySerializer::with_capacity(1);
35 end.extend_u8(Self::KIND as u8 - 1);
36 EncodedKeyRange::start_end(Some(start.to_encoded_key()), Some(end.to_encoded_key()))
37 }
38
39 pub fn identity_scan(identity: IdentityId) -> EncodedKeyRange {
40 let mut start = KeySerializer::with_capacity(17);
41 start.extend_u8(Self::KIND as u8).extend_identity_id(&identity);
42 let mut end = KeySerializer::with_capacity(17);
43 end.extend_u8(Self::KIND as u8).extend_identity_id(&identity);
44
45 let start_key = start.to_encoded_key();
46 let mut end_bytes = end.to_encoded_key().to_vec();
47 end_bytes.push(0xFF);
48 EncodedKeyRange::start_end(Some(start_key), Some(EncodedKey::new(end_bytes)))
49 }
50}
51
52impl EncodableKey for GrantedRoleKey {
53 const KIND: KeyKind = KeyKind::GrantedRole;
54
55 fn encode(&self) -> EncodedKey {
56 let mut serializer = KeySerializer::with_capacity(25);
57 serializer.extend_u8(Self::KIND as u8).extend_identity_id(&self.identity).extend_u64(self.role);
58 serializer.to_encoded_key()
59 }
60
61 fn decode(key: &EncodedKey) -> Option<Self> {
62 let mut de = KeyDeserializer::from_bytes(key.as_slice());
63 let kind: KeyKind = de.read_u8().ok()?.try_into().ok()?;
64 if kind != Self::KIND {
65 return None;
66 }
67 let identity = de.read_identity_id().ok()?;
68 let role = de.read_u64().ok()?;
69 Some(Self {
70 identity,
71 role,
72 })
73 }
74}