refactor: split long functions in tv attention work

crates/arr-daemon/src/attention.rs

@@ -170,9 +170,7 @@ impl AttentionAction {
         .fetch_all(database.pool())
         .await?;
         for row in tv_no_pt_source {
-            tv.entry(row.series_id)
-                .or_insert_with(|| (row.title, row.year, TvEntry::default()))
-                .2
+            tv_entry(&mut tv, row.series_id, row.title, row.year)
                 .no_pt_source
                 .push(row.episode_id);
         }
@@ -193,9 +191,7 @@ impl AttentionAction {
         .fetch_all(database.pool())
         .await?;
         for row in episode_hard_fails {
-            tv.entry(row.series_id)
-                .or_insert_with(|| (row.title, row.year, TvEntry::default()))
-                .2
+            tv_entry(&mut tv, row.series_id, row.title, row.year)
                 .hard_failed_episodes
                 .push(row.episode_id);
         }
@@ -214,9 +210,7 @@ impl AttentionAction {
         .fetch_all(database.pool())
         .await?;
         for row in season_pack_fails {
-            tv.entry(row.series_id)
-                .or_insert_with(|| (row.title, row.year, TvEntry::default()))
-                .2
+            tv_entry(&mut tv, row.series_id, row.title, row.year)
                 .failed_season_packs
                 .push(row.season_id);
         }
@@ -267,6 +261,19 @@ fn title_with_year(title: &str, year: Option<i64>) -> String {
     }
 }
 
+/// The series' roll-up entry, created empty on first sight.
+fn tv_entry<'a>(
+    tv: &'a mut HashMap<i64, (String, Option<i64>, TvEntry)>,
+    series_id: i64,
+    title: String,
+    year: Option<i64>,
+) -> &'a mut TvEntry {
+    &mut tv
+        .entry(series_id)
+        .or_insert_with(|| (title, year, TvEntry::default()))
+        .2
+}
+
 impl Action for AttentionAction {
     fn name(&self) -> &'static str {
         "attention"