63 lines
1.6 KiB
Rust
63 lines
1.6 KiB
Rust
use std::collections::HashMap;
|
|
|
|
use anyhow::anyhow;
|
|
use rhai::{Dynamic, Engine, Map, Scope};
|
|
use serde::Deserialize;
|
|
|
|
#[derive(Debug, Deserialize, Clone)]
|
|
pub struct ReactionResult {
|
|
pub channel_id: String,
|
|
pub count: i64,
|
|
pub icon: String,
|
|
}
|
|
|
|
pub fn check(
|
|
script: &str,
|
|
reactions: HashMap<String, i64>,
|
|
channel: String,
|
|
) -> anyhow::Result<Option<ReactionResult>> {
|
|
let mut engine = Engine::new();
|
|
engine.set_max_operations(1000);
|
|
engine.register_type::<ReactionResult>();
|
|
engine.register_fn("result", |webhook_url: String, count: i64, icon: String| {
|
|
ReactionResult {
|
|
channel_id: webhook_url,
|
|
count,
|
|
icon,
|
|
}
|
|
});
|
|
|
|
engine
|
|
.disable_symbol("for")
|
|
.disable_symbol("while")
|
|
.disable_symbol("loop")
|
|
.set_max_expr_depths(50, 5)
|
|
.set_max_string_size(60)
|
|
.set_max_map_size(512)
|
|
.set_max_array_size(512);
|
|
|
|
let mut emotes_input = Map::new();
|
|
for (emoji, count) in reactions {
|
|
emotes_input.insert(emoji.into(), Dynamic::from(count));
|
|
}
|
|
|
|
let mut scope = Scope::new();
|
|
scope.set_value("reactions", Dynamic::from(emotes_input));
|
|
scope.set_value("channel", Dynamic::from(channel));
|
|
|
|
let result: Dynamic = engine
|
|
.eval_with_scope(&mut scope, script)
|
|
.map_err(|e| anyhow!("{e:?}"))?;
|
|
|
|
let result: Option<ReactionResult> = if result.is_unit() {
|
|
None
|
|
} else {
|
|
Some(
|
|
result
|
|
.try_cast_result()
|
|
.map_err(|e| anyhow!("failed to cast: {e:?}"))?,
|
|
)
|
|
};
|
|
|
|
return Ok(result);
|
|
}
|