Files
movies-diary/crates/application/src/use_cases/enrich_movie.rs

97 lines
3.2 KiB
Rust

use std::collections::HashMap;
use std::sync::Arc;
use domain::{
errors::DomainError,
models::{
CastMember, CrewMember, ExternalPersonId, IndexableDocument, Person, PersonId,
},
ports::{MovieProfileRepository, MovieRepository, PersonCommand, SearchCommand},
};
use crate::commands::EnrichMovieCommand;
pub async fn execute(
movie_repository: &Arc<dyn MovieRepository>,
profile_repository: &Arc<dyn MovieProfileRepository>,
person_command: &Arc<dyn PersonCommand>,
search_command: &Arc<dyn SearchCommand>,
cmd: EnrichMovieCommand,
) -> Result<(), DomainError> {
// 1. Persist the enriched profile (also handles movie_cast, movie_crew, genres, keywords)
profile_repository.upsert(&cmd.profile).await?;
// 2. Upsert persons extracted from cast + crew (no reads — only upsert)
let persons = extract_persons(&cmd.profile.cast, &cmd.profile.crew);
if !persons.is_empty() {
person_command.upsert_batch(&persons).await?;
}
// 3. Fetch the movie for the search index document
let Some(movie) = movie_repository.get_movie_by_id(&cmd.movie_id).await? else {
tracing::warn!(movie_id = %cmd.movie_id.value(), "enrich_movie: movie not found after profile upsert");
return Ok(());
};
// 4. Index the movie in search
search_command
.index(IndexableDocument::Movie {
id: cmd.movie_id.clone(),
movie: Box::new(movie),
profile: Some(Box::new(cmd.profile.clone())),
})
.await?;
// 5. Index each unique person in search (no reads — persons built from in-memory data)
for person in &persons {
search_command
.index(IndexableDocument::Person {
id: person.id().clone(),
person: Box::new(person.clone()),
})
.await?;
}
tracing::info!(
movie_id = %cmd.movie_id.value(),
persons = persons.len(),
"enrich_movie: profile stored and search index updated"
);
Ok(())
}
/// Build unique Person values from cast and crew.
/// Uses deterministic UUIDv5 so the same tmdb_person_id always maps to the same PersonId.
/// No DB reads — persons are built entirely from in-memory TMDb data.
fn extract_persons(cast: &[CastMember], crew: &[CrewMember]) -> Vec<Person> {
let mut seen: HashMap<u64, Person> = HashMap::new();
for member in cast {
seen.entry(member.tmdb_person_id).or_insert_with(|| {
let ext = ExternalPersonId::new(format!("tmdb:{}", member.tmdb_person_id));
Person::new(
PersonId::from_external(&ext),
ext,
member.name.clone(),
Some("Acting".to_string()),
member.profile_path.clone(),
)
});
}
for member in crew {
seen.entry(member.tmdb_person_id).or_insert_with(|| {
let ext = ExternalPersonId::new(format!("tmdb:{}", member.tmdb_person_id));
Person::new(
PersonId::from_external(&ext),
ext,
member.name.clone(),
Some(member.department.clone()),
member.profile_path.clone(),
)
});
}
seen.into_values().collect()
}