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made_core/value_objects/
council_contract_id.rs

1use std::fmt;
2
3use serde::{Deserialize, Serialize};
4
5use crate::error::DomainError;
6
7const MAX_COUNCIL_CONTRACT_ID_LEN: usize = 128;
8
9/// Stable identity of the council contract attached to a task.
10#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, Serialize, Deserialize)]
11#[serde(transparent)]
12pub struct CouncilContractId(String);
13
14impl CouncilContractId {
15    pub fn new(raw: impl Into<String>) -> Result<Self, DomainError> {
16        let raw = raw.into();
17        let value = raw.trim();
18        if value.is_empty() {
19            return Err(DomainError::EmptyField {
20                field: "task_metadata.council_contract_id",
21            });
22        }
23        if value.len() > MAX_COUNCIL_CONTRACT_ID_LEN {
24            return Err(DomainError::FieldTooLong {
25                field: "task_metadata.council_contract_id",
26                actual: value.len(),
27                max: MAX_COUNCIL_CONTRACT_ID_LEN,
28            });
29        }
30        Ok(Self(value.to_owned()))
31    }
32
33    #[must_use]
34    pub fn as_str(&self) -> &str {
35        &self.0
36    }
37}
38
39impl fmt::Display for CouncilContractId {
40    fn fmt(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
41        formatter.write_str(self.as_str())
42    }
43}
44
45impl PartialEq<str> for CouncilContractId {
46    fn eq(&self, other: &str) -> bool {
47        self.as_str() == other
48    }
49}
50
51impl PartialEq<&str> for CouncilContractId {
52    fn eq(&self, other: &&str) -> bool {
53        self.as_str() == *other
54    }
55}
56
57#[cfg(test)]
58mod tests {
59    use super::*;
60
61    #[test]
62    fn trims_valid_identity() {
63        assert_eq!(
64            CouncilContractId::new(" council-v1 ").unwrap(),
65            "council-v1"
66        );
67    }
68
69    #[test]
70    fn rejects_empty_identity() {
71        assert!(CouncilContractId::new(" ").is_err());
72    }
73}