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change aid to cuid2

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Namekuji 2023-05-26 04:00:09 -04:00
parent eda1e7ab3b
commit 6bb8775b2e
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GPG Key ID: B541BD6E646CABC7
2 changed files with 31 additions and 23 deletions
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6
packages/backend/native-utils/crates/util/Cargo.toml
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@ -6,6 +6,6 @@ edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies] [dependencies]
chrono = "0.4.24" cuid2 = "0.1.0"
radix_fmt = "1.0.0" once_cell = "1.17.1"
rand = "0.8.5" thiserror = "1.0.40"

48
packages/backend/native-utils/crates/util/src/id.rs
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@ -1,31 +1,39 @@
use chrono::{DateTime, Utc}; //! ID generation utility based on [cuid2]
use radix_fmt::radix_36;
const TIME_2000: i64 = 946_684_800_000; use cuid2::CuidConstructor;
use once_cell::sync::OnceCell;
/// FIXME: Should we continue aid, or use other (more secure and scalable) guids #[derive(thiserror::Error, Debug, PartialEq, Eq)]
/// such as [Cuid2](https://github.com/paralleldrive/cuid2)? #[error("ID generator has not been initialized yet")]
pub fn create_aid(date: DateTime<Utc>) -> String { pub struct ErrorUninitialized;
let time = date.timestamp_millis() - TIME_2000;
let time = if time < 0 { 0 } else { time }; static GENERATOR: OnceCell<CuidConstructor> = OnceCell::new();
let num: i16 = rand::random();
let mut noise = format!("{:0>2}", radix_36(num).to_string()); pub fn init_id(length: u16) {
let noise = noise.split_off(noise.len() - 2); GENERATOR.get_or_init(move || CuidConstructor::new().with_length(length));
format!("{:0>8}{}", radix_36(time).to_string(), noise,) }
pub fn create_id() -> Result<String, ErrorUninitialized> {
match GENERATOR.get() {
None => Err(ErrorUninitialized),
Some(gen) => Ok(gen.create_id()),
}
} }
#[cfg(test)] #[cfg(test)]
mod tests { mod tests {
use chrono::{TimeZone, Utc}; use std::thread;
use super::create_aid; use crate::id;
#[test] #[test]
fn generate_aid() { fn can_generate() {
let date = Utc.with_ymd_and_hms(2023, 5, 25, 11, 49, 37).unwrap(); assert_eq!(id::create_id(), Err(id::ErrorUninitialized));
let aid = create_aid(date); id::init_id(12);
assert_eq!(aid.len(), 10); assert_eq!(id::create_id().unwrap().len(), 12);
assert!(aid.starts_with("9f6mynag")); assert_ne!(id::create_id().unwrap(), id::create_id().unwrap());
assert_ne!(create_aid(Utc::now()), create_aid(Utc::now())); let id1 = thread::spawn(|| id::create_id().unwrap());
let id2 = thread::spawn(|| id::create_id().unwrap());
assert_ne!(id1.join().unwrap(), id2.join().unwrap())
} }
} }