show if a user has < 30 km to thousand km trip, Fixes #551

src/model/user.rs

@@ -15,7 +15,7 @@ use serde::{Deserialize, Serialize};
 use sqlx::{FromRow, Sqlite, SqlitePool, Transaction};
 
 use super::{
-    family::Family, log::Log, mail::Mail, notification::Notification, role::Role,
+    family::Family, log::Log, mail::Mail, notification::Notification, role::Role, stat::Stat,
     tripdetails::TripDetails, Day,
 };
 use crate::tera::admin::user::UserEditForm;
@@ -849,6 +849,19 @@ ORDER BY last_access DESC
             6
         }
     }
+
+    pub(crate) async fn close_thousands_trip(&self, db: &SqlitePool) -> Option<String> {
+        let rowed_km = Stat::person(db, None, self).await.rowed_km;
+        if rowed_km % 1000 > 970 {
+            return Some(format!(
+                "{} braucht nur mehr {} km bis die {} km voll sind 🤑",
+                self.name,
+                1000 - rowed_km % 1000,
+                rowed_km + 1000 - (rowed_km % 1000)
+            ));
+        }
+        None
+    }
 }
 
 #[async_trait]