Files
movies-diary/crates/adapters/tmdb-enrichment/src/person_handler.rs

62 lines
1.8 KiB
Rust

use std::sync::Arc;
use async_trait::async_trait;
use chrono::Utc;
use domain::{
errors::DomainError,
events::DomainEvent,
ports::{EventHandler, PersonCommand, PersonEnrichmentClient, PersonQuery},
};
const STALENESS_DAYS: i64 = 90;
pub struct PersonEnrichmentHandler {
enrichment_client: Arc<dyn PersonEnrichmentClient>,
person_query: Arc<dyn PersonQuery>,
person_command: Arc<dyn PersonCommand>,
}
impl PersonEnrichmentHandler {
pub fn new(
enrichment_client: Arc<dyn PersonEnrichmentClient>,
person_query: Arc<dyn PersonQuery>,
person_command: Arc<dyn PersonCommand>,
) -> Self {
Self {
enrichment_client,
person_query,
person_command,
}
}
}
#[async_trait]
impl EventHandler for PersonEnrichmentHandler {
async fn handle(&self, event: &DomainEvent) -> Result<(), DomainError> {
let (person_id, external_person_id) = match event {
DomainEvent::PersonEnrichmentRequested {
person_id,
external_person_id,
} => (person_id.clone(), external_person_id.clone()),
_ => return Ok(()),
};
if let Some(person) = self.person_query.get_by_id(&person_id).await?
&& let Some(at) = person.enriched_at()
&& (Utc::now() - at).num_days() < STALENESS_DAYS
{
tracing::debug!(person_id = %person_id.value(), "person enrichment still fresh");
return Ok(());
}
tracing::info!(person_id = %person_id.value(), "enriching person from TMDb");
let data = self
.enrichment_client
.fetch_details(&external_person_id)
.await?;
self.person_command
.update_enrichment(&person_id, &data)
.await
}
}