feat(meta): resolve IMDb ids against series too

crates/arr-meta/src/client.rs

@@ -9,8 +9,8 @@ use serde::de::DeserializeOwned;
 use crate::cache::Cache;
 use crate::error::{Error, Result};
 use crate::model::{
-    ExternalIds, Movie, MovieSearchResult, RawExternalIds, RawFindPage, RawMovie, RawSearchPage,
-    RawSeason, RawSeries, RawSeriesSearchPage, Season, Series, SeriesSearchResult,
+    ExternalIds, FindResults, Movie, MovieSearchResult, RawExternalIds, RawFindPage, RawMovie,
+    RawSearchPage, RawSeason, RawSeries, RawSeriesSearchPage, Season, Series, SeriesSearchResult,
 };
 
 /// TMDB's v3 API root.
@@ -94,14 +94,20 @@ impl TmdbClient {
 
     /// Resolve an `IMDb` title id through TMDB's external-id index.
     ///
+    /// TMDB answers with both kinds in one response, so one call surfaces
+    /// whichever the id names — the way a raw TMDB id resolves (§9.2).
+    ///
     /// # Errors
     ///
     /// Any of [`Error`]; see its variants for what callers should distinguish.
-    pub async fn find_movie_by_imdb(&self, imdb_id: &str) -> Result<Vec<MovieSearchResult>> {
+    pub async fn find_by_imdb(&self, imdb_id: &str) -> Result<FindResults> {
         let path = format!("find/{}", imdb_id.trim());
         let params = [("external_source", "imdb_id".to_owned())];
         let page: RawFindPage = self.get_json(&path, &params).await?;
-        Ok(page.movie_results.into_iter().map(Into::into).collect())
+        Ok(FindResults {
+            movies: page.movie_results.into_iter().map(Into::into).collect(),
+            series: page.tv_results.into_iter().map(Into::into).collect(),
+        })
     }
 
     /// Resolve a TVDB series id through TMDB's external-id index.

crates/arr-meta/src/lib.rs

@@ -24,5 +24,5 @@ mod model;
 pub use client::{TmdbClient, TmdbClientBuilder, DEFAULT_BASE_URL, DEFAULT_CACHE_TTL};
 pub use error::{Error, Result};
 pub use model::{
-    Episode, ExternalIds, Movie, MovieSearchResult, Season, Series, SeriesSearchResult,
+    Episode, ExternalIds, FindResults, Movie, MovieSearchResult, Season, Series, SeriesSearchResult,
 };

crates/arr-meta/src/model.rs

@@ -293,6 +293,15 @@ impl From<RawSeason> for Season {
     }
 }
 
+/// What one `IMDb` id resolved to. An id names one title, so at most one of
+/// the two lists is non-empty — but TMDB answers both kinds in the same
+/// response, and both are surfaced rather than filtered here.
+#[derive(Debug, Clone, Default, PartialEq, Eq)]
+pub struct FindResults {
+    pub movies: Vec<MovieSearchResult>,
+    pub series: Vec<SeriesSearchResult>,
+}
+
 #[derive(Debug, Deserialize)]
 pub(crate) struct RawFindPage {
     #[serde(default)]