feat(mcp): implement media channel management and scheduling features

k-tv-backend/mcp/src/tools/library.rs

@@ -0,0 +1,43 @@
+use domain::{ContentType, IMediaProvider, MediaFilter};
+use std::sync::Arc;
+
+use crate::error::{domain_err, ok_json};
+
+pub async fn list_collections(provider: &Arc<dyn IMediaProvider>) -> String {
+    match provider.list_collections().await {
+        Ok(cols) => ok_json(&cols),
+        Err(e) => domain_err(e),
+    }
+}
+
+pub async fn list_genres(
+    provider: &Arc<dyn IMediaProvider>,
+    content_type: Option<ContentType>,
+) -> String {
+    match provider.list_genres(content_type.as_ref()).await {
+        Ok(genres) => ok_json(&genres),
+        Err(e) => domain_err(e),
+    }
+}
+
+pub async fn search_media(
+    provider: &Arc<dyn IMediaProvider>,
+    content_type: Option<ContentType>,
+    genres: Vec<String>,
+    search_term: Option<String>,
+    series_names: Vec<String>,
+    collections: Vec<String>,
+) -> String {
+    let filter = MediaFilter {
+        content_type,
+        genres,
+        search_term,
+        series_names,
+        collections,
+        ..Default::default()
+    };
+    match provider.fetch_items(&filter).await {
+        Ok(items) => ok_json(&items),
+        Err(e) => domain_err(e),
+    }
+}