botserver/src/basic/keywords/math/random.rs

85 lines
1.9 KiB
Rust

use crate::shared::models::UserSession;
use crate::shared::state::AppState;
use log::debug;
use rand::Rng;
use rhai::Engine;
use std::sync::Arc;
pub fn random_keyword(_state: &Arc<AppState>, _user: UserSession, engine: &mut Engine) {
engine.register_fn("RANDOM", || -> f64 {
let mut rng = rand::rng();
rng.random::<f64>()
});
engine.register_fn("RANDOM", |max: i64| -> i64 {
let mut rng = rand::rng();
if max <= 0 {
0
} else {
rng.random_range(0..max)
}
});
engine.register_fn("RANDOM", |min: i64, max: i64| -> i64 {
let mut rng = rand::rng();
if min >= max {
min
} else {
rng.random_range(min..=max)
}
});
engine.register_fn("random", || -> f64 {
let mut rng = rand::rng();
rng.random::<f64>()
});
engine.register_fn("random", |max: i64| -> i64 {
let mut rng = rand::rng();
if max <= 0 {
0
} else {
rng.random_range(0..max)
}
});
engine.register_fn("RND", || -> f64 {
let mut rng = rand::rng();
rng.random::<f64>()
});
engine.register_fn("rnd", || -> f64 {
let mut rng = rand::rng();
rng.random::<f64>()
});
debug!("Registered RANDOM keyword");
}
pub fn mod_keyword(_state: &Arc<AppState>, _user: UserSession, engine: &mut Engine) {
engine.register_fn("MOD", |a: i64, b: i64| -> i64 {
if b == 0 {
0
} else {
a % b
}
});
engine.register_fn("MOD", |a: f64, b: f64| -> f64 {
if b == 0.0 {
0.0
} else {
a % b
}
});
engine.register_fn("mod", |a: i64, b: i64| -> i64 {
if b == 0 {
0
} else {
a % b
}
});
debug!("Registered MOD keyword");
}