V1 mpv playback

src/core/jellyfin.rs

@@ -118,21 +118,34 @@ impl JellyfinClient {
     ) -> Result<PagedItems, String> {
         let url = format!("{}/Users/{}/Items", self.base_url, user_id);
 
+        let mut sort_by = "SortName";
+
+        if let Some(types) = query.include_item_types.as_deref() {
+            if types.contains("Episode") {
+                sort_by = "ParentIndexNumber,IndexNumber,SortName";
+            } else if types.contains("Audio") {
+                sort_by = "IndexNumber,SortName";
+            }
+        }
+
         let mut req = self
             .client
             .get(url)
             .header("X-Emby-Authorization", self.auth_header_value())
             .query(&[
-                ("Recursive", if query.recursive { "true" } else { "false" }),
+                ("Recursive", "true"),
                 ("StartIndex", &start_index.to_string()),
                 ("Limit", &limit.to_string()),
-                ("Fields", "PrimaryImageAspectRatio,SortName,ProductionYear"),
-                ("SortBy", "SortName"),
+                ("Fields", "PrimaryImageAspectRatio,SortName,ProductionYear,IndexNumber,ParentIndexNumber"),
+                ("SortBy", sort_by),
                 ("SortOrder", "Ascending"),
             ]);
 
         if let Some(types) = query.include_item_types.as_deref() {
-            req = req.query(&[("IncludeItemTypes", types)]);
+            // Jellyfin expects IncludeItemTypes as repeated query params, not CSV
+            for t in types.split(',').map(|s| s.trim()).filter(|s| !s.is_empty()) {
+                req = req.query(&[("IncludeItemTypes", t)]);
+            }
         }
         if let Some(parent) = query.parent_id.as_deref() {
             req = req.query(&[("ParentId", parent)]);
@@ -248,6 +261,11 @@ pub struct JfItem {
     pub item_type: Option<String>,
     #[serde(rename = "ProductionYear")]
     pub production_year: Option<i32>,
+
+    #[serde(rename = "IndexNumber")]
+    pub index_number: Option<i32>,          // track # OR episode #
+    #[serde(rename = "ParentIndexNumber")]
+    pub parent_index_number: Option<i32>,   // season # (for episodes)
 }
 
 #[derive(Deserialize)]