Files
movies-diary/crates/application/src/wrapup/event_handler.rs
Gabriel Kaszewski f160adcd1c
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feat: wrapup env vars + render concurrency semaphore
2026-06-02 23:41:08 +02:00

52 lines
1.3 KiB
Rust

use std::sync::Arc;
use async_trait::async_trait;
use domain::errors::DomainError;
use domain::events::DomainEvent;
use domain::ports::EventHandler;
use tokio::sync::Semaphore;
use crate::context::AppContext;
pub struct WrapUpEventHandler {
ctx: AppContext,
semaphore: Arc<Semaphore>,
}
impl WrapUpEventHandler {
pub fn new(ctx: AppContext) -> Self {
let max = ctx.config.wrapup.max_concurrent_renders;
Self {
ctx,
semaphore: Arc::new(Semaphore::new(max)),
}
}
}
#[async_trait]
impl EventHandler for WrapUpEventHandler {
async fn handle(&self, event: &DomainEvent) -> Result<(), DomainError> {
match event {
DomainEvent::WrapUpRequested {
wrapup_id,
user_id,
start_date,
end_date,
} => {
let _permit = self.semaphore.acquire().await.map_err(|_| {
DomainError::InfrastructureError("render semaphore closed".into())
})?;
super::handle_requested::execute(
&self.ctx,
wrapup_id.clone(),
user_id.as_ref().map(|u| u.value()),
*start_date,
*end_date,
)
.await
}
_ => Ok(()),
}
}
}