dtz_identifier/
lib.rs

1mod apikey_id;
2mod case_id;
3mod context_id;
4mod execution_id;
5mod feed_id;
6mod identity_id;
7mod job_id;
8mod object_id;
9mod role_id;
10mod service_id;
11mod task_id;
12
13pub use apikey_id::*;
14pub use case_id::*;
15pub use context_id::*;
16pub use execution_id::*;
17pub use feed_id::*;
18pub use identity_id::*;
19pub use job_id::*;
20pub use object_id::*;
21pub use role_id::*;
22pub use service_id::*;
23pub use task_id::*;
24
25pub trait ShortId {
26    fn to_short_id(&self) -> String;
27}
28
29fn generate_internal_id() -> String {
30    const DEFAULT_LENGTH: usize = 8;
31    use rand::prelude::*;
32    let mut rng = rand::rng();
33    // generate the first non-numeric character
34    let first_char: char = loop {
35        let c: char = rng.sample(rand::distr::Alphanumeric) as char;
36        if c.is_alphabetic() {
37            break c;
38        }
39    };
40    // generate DEFAULT_LENGTH-1 random alphanumeric characters
41    let mut id: Vec<char> = (0..DEFAULT_LENGTH - 1)
42        .map(|_| rng.sample(rand::distr::Alphanumeric) as char)
43        .collect();
44    id.insert(0, first_char);
45    id.into_iter().collect::<String>().to_lowercase()
46}
47
48#[test]
49fn test_generate_id_string() {
50    let id = generate_internal_id();
51    println!("id: {}", id);
52    assert_eq!(id.len(), 8);
53    let c = id.chars().next().unwrap();
54    assert!(c.is_alphabetic());
55}