feat(domain): add ShowSummary, SeasonSummary types + ILibraryRepository methods

k-tv-backend/domain/src/library.rs

@@ -67,6 +67,7 @@ pub struct LibrarySearchFilter {
     pub min_duration_secs: Option<u32>,
     pub max_duration_secs: Option<u32>,
     pub search_term: Option<String>,
+    pub season_number: Option<u32>,
     pub offset: u32,
     pub limit: u32,
 }
@@ -83,12 +84,31 @@ impl Default for LibrarySearchFilter {
             min_duration_secs: None,
             max_duration_secs: None,
             search_term: None,
+            season_number: None,
             offset: 0,
             limit: 50,
         }
     }
 }
 
+/// Aggregated summary of a TV show derived from synced episodes.
+#[derive(Debug, Clone)]
+pub struct ShowSummary {
+    pub series_name: String,
+    pub episode_count: u32,
+    pub season_count: u32,
+    pub thumbnail_url: Option<String>,
+    pub genres: Vec<String>,
+}
+
+/// Aggregated summary of one season of a TV show.
+#[derive(Debug, Clone)]
+pub struct SeasonSummary {
+    pub season_number: u32,
+    pub episode_count: u32,
+    pub thumbnail_url: Option<String>,
+}
+
 /// Port: sync one provider's items into the library repo.
 /// DB writes are handled entirely inside implementations — no pool in the trait.
 #[async_trait]
@@ -114,6 +134,17 @@ pub trait ILibraryRepository: Send + Sync {
     async fn log_sync_finish(&self, log_id: i64, result: &LibrarySyncResult) -> DomainResult<()>;
     async fn latest_sync_status(&self) -> DomainResult<Vec<LibrarySyncLogEntry>>;
     async fn is_sync_running(&self, provider_id: &str) -> DomainResult<bool>;
+    async fn list_shows(
+        &self,
+        provider_id: Option<&str>,
+        search_term: Option<&str>,
+        genres: &[String],
+    ) -> DomainResult<Vec<ShowSummary>>;
+    async fn list_seasons(
+        &self,
+        series_name: &str,
+        provider_id: Option<&str>,
+    ) -> DomainResult<Vec<SeasonSummary>>;
 }
 
 #[cfg(test)]