order by most used destination

src/model/distance.rs

@@ -9,10 +9,22 @@ pub struct Distance {
 }
 
 impl Distance {
+    /// Return all default `distance`s, ordered by usage in logbook entries
     pub async fn all(db: &SqlitePool) -> Vec<Self> {
         sqlx::query_as!(
             Self,
-            "SELECT id, destination, distance_in_km FROM distance;"
+            "SELECT 
+    d.id,
+    d.destination,
+    d.distance_in_km
+FROM 
+    distance d
+LEFT JOIN 
+    logbook l ON d.destination = l.destination AND d.distance_in_km = l.distance_in_km
+GROUP BY 
+    d.id, d.destination, d.distance_in_km
+ORDER BY 
+    COUNT(l.id) DESC, d.destination ASC;"
         )
         .fetch_all(db)
         .await