reifydb_core/key/
flow_version.rs

1// SPDX-License-Identifier: Apache-2.0
2// Copyright (c) 2025 ReifyDB
3
4use super::{EncodableKey, KeyKind};
5use crate::{
6	encoded::key::EncodedKey,
7	interface::catalog::flow::FlowId,
8	util::encoding::keycode::{deserializer::KeyDeserializer, serializer::KeySerializer},
9};
10
11#[derive(Debug, Clone, PartialEq)]
12pub struct FlowVersionKey {
13	pub flow: FlowId,
14}
15
16impl EncodableKey for FlowVersionKey {
17	const KIND: KeyKind = KeyKind::FlowVersion;
18
19	fn encode(&self) -> EncodedKey {
20		let mut serializer = KeySerializer::with_capacity(9);
21		serializer.extend_u8(Self::KIND as u8).extend_u64(self.flow);
22		serializer.to_encoded_key()
23	}
24
25	fn decode(key: &EncodedKey) -> Option<Self> {
26		let mut de = KeyDeserializer::from_bytes(key.as_slice());
27
28		let kind: KeyKind = de.read_u8().ok()?.try_into().ok()?;
29		if kind != Self::KIND {
30			return None;
31		}
32
33		let flow = de.read_u64().ok()?;
34
35		Some(Self {
36			flow: FlowId(flow),
37		})
38	}
39}
40
41impl FlowVersionKey {
42	pub fn new(flow: impl Into<FlowId>) -> Self {
43		Self {
44			flow: flow.into(),
45		}
46	}
47
48	pub fn encoded(flow: impl Into<FlowId>) -> EncodedKey {
49		Self::new(flow).encode()
50	}
51}
52
53#[cfg(test)]
54pub mod tests {
55	use super::{EncodableKey, FlowVersionKey};
56	use crate::interface::catalog::flow::FlowId;
57
58	#[test]
59	fn test_encode_decode() {
60		let key = FlowVersionKey {
61			flow: FlowId(0x1234),
62		};
63		let encoded = key.encode();
64		let decoded = FlowVersionKey::decode(&encoded).unwrap();
65		assert_eq!(decoded.flow, FlowId(0x1234));
66		assert_eq!(key, decoded);
67	}
68
69	#[test]
70	fn test_new_and_encoded() {
71		let key = FlowVersionKey::new(42u64);
72		assert_eq!(key.flow, FlowId(42));
73
74		let encoded = FlowVersionKey::encoded(42u64);
75		let decoded = FlowVersionKey::decode(&encoded).unwrap();
76		assert_eq!(decoded.flow, FlowId(42));
77	}
78}
reifydb_core/key/flow_version.rs

reifydb_core/key/
flow_version.rs
