new newbie flag

src/model/planned/event.rs

@@ -48,6 +48,7 @@ pub struct Registration {
     pub name: String,
     pub registered_at: String,
     pub is_guest: bool,
+    pub is_newbie: bool,
     pub is_real_guest: bool,
 }
 
@@ -57,12 +58,13 @@ impl Registration {
             &format!(
             r#"
 SELECT
-    (SELECT name FROM user WHERE user_trip.user_id = user.id) as "name?", 
+    (SELECT name FROM user WHERE user_trip.user_id = user.id) as "name?",
     user_note,
     user_id,
     (SELECT created_at FROM user WHERE user_trip.user_id = user.id) as registered_at,
-    (SELECT EXISTS (SELECT 1 FROM user_role WHERE user_role.user_id = user_trip.user_id AND user_role.role_id = (SELECT id FROM role WHERE name = 'scheckbuch'))) as is_guest
-FROM user_trip WHERE trip_details_id = {} 
+    (SELECT EXISTS (SELECT 1 FROM user_role WHERE user_role.user_id = user_trip.user_id AND user_role.role_id = (SELECT id FROM role WHERE name = 'scheckbuch'))) as is_guest,
+    (SELECT EXISTS (SELECT 1 FROM user_role WHERE user_role.user_id = user_trip.user_id AND user_role.role_id = (SELECT id FROM role WHERE name = 'Vereinsneuling'))) as is_newbie
+FROM user_trip WHERE trip_details_id = {}
         "#,trip_details_id),
         )
         .fetch_all(db)
@@ -74,6 +76,7 @@ FROM user_trip WHERE trip_details_id = {}
             name: r.get::<Option<String>, usize>(0).or(r.get::<Option<String>, usize>(1)).unwrap(), //Ok, either name or user_note needs to be set
             registered_at: r.get::<String,usize>(3),
             is_guest: r.get::<bool, usize>(4),
+            is_newbie: r.get::<bool, usize>(5),
             is_real_guest: r.get::<Option<i64>, usize>(2).is_none(),
         })
         .collect()
@@ -98,6 +101,7 @@ FROM trip WHERE planned_event_id = ?
             name: r.name.unwrap(),
             registered_at: r.registered_at.unwrap(),
             is_guest: false,
+            is_newbie: false,
             is_real_guest: false,
         })
         .collect() //Okay, as Event can only be created with proper DB backing
@@ -113,6 +117,7 @@ pub struct EventUpdate<'a> {
     pub always_show: bool,
     pub is_locked: bool,
     pub trip_type_id: Option<i64>,
+    pub allow_guests: bool,
 }
 
 impl EventUpdate<'_> {
@@ -318,7 +323,17 @@ WHERE trip_details.id=?
     }
 
     //TODO: create unit test
-    pub async fn update(&self, db: &SqlitePool, user: &EventUser, update: &EventUpdate<'_>) {
+    pub async fn update(&self, db: &SqlitePool, user: &EventUser, update: &EventUpdate<'_>) -> Result<(), String> {
+        let tripdetails = self.trip_details(db).await;
+        let was_already_cancelled = tripdetails.cancelled();
+
+        if tripdetails.allow_guests && !update.allow_guests {
+            let rowers = Registration::all_rower(db, self.trip_details_id).await;
+            if rowers.iter().any(|r| r.is_newbie) {
+                return Err("Es sind bereits Neulinge angemeldet — 'Neulinge willkommen' kann nicht deaktiviert werden.".into());
+            }
+        }
+
         sqlx::query!(
             "UPDATE planned_event SET name = ?, planned_amount_cox = ? WHERE id = ?",
             update.name,
@@ -329,16 +344,14 @@ WHERE trip_details.id=?
         .await
         .unwrap(); //Okay, as planned_event can only be created with proper DB backing
 
-        let tripdetails = self.trip_details(db).await;
-        let was_already_cancelled = tripdetails.cancelled();
-
         sqlx::query!(
-            "UPDATE trip_details SET max_people = ?, notes = ?, always_show = ?, is_locked = ?, trip_type_id = ? WHERE id = ?",
+            "UPDATE trip_details SET max_people = ?, notes = ?, always_show = ?, is_locked = ?, trip_type_id = ?, allow_guests = ? WHERE id = ?",
             update.max_people,
             update.notes,
             update.always_show,
             update.is_locked,
             update.trip_type_id,
+            update.allow_guests,
             self.trip_details_id
         )
         .execute(db)
@@ -426,6 +439,8 @@ WHERE trip_details.id=?
             .await;
             Notification::delete_by_action(db, &format!("remove_trip_by_event:{}", self.id)).await;
         }
+
+        Ok(())
     }
 
     pub async fn delete(&self, db: &SqlitePool) -> Result<(), String> {