HoovesSocial/hippofish
2
0
Fork 0
Code Issues 3 Pull requests 1 Projects Releases Packages Wiki Activity Actions

change aid to cuid2

Browse source
This commit is contained in:
Namekuji 2023-05-26 04:00:09 -04:00
parent eda1e7ab3b
commit 6bb8775b2e
No known key found for this signature in database
GPG key ID: B541BD6E646CABC7
2 changed files with 31 additions and 23 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
packages/backend/native-utils/crates/util/Cargo.toml
View file

@ -6,6 +6,6 @@ edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
chrono = "0.4.24"
radix_fmt = "1.0.0"
rand = "0.8.5"
cuid2 = "0.1.0"
once_cell = "1.17.1"
thiserror = "1.0.40"

48
packages/backend/native-utils/crates/util/src/id.rs
View file

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