notification (#282)

Reviewed-on: Ruderverein-Donau-Linz/rowt#282

src/model/usertrip.rs

@@ -1,6 +1,6 @@
 use sqlx::SqlitePool;
 
-use super::{tripdetails::TripDetails, user::User};
+use super::{notification::Notification, trip::Trip, tripdetails::TripDetails, user::User};
 use crate::model::tripdetails::{Action, CoxAtTrip::Yes};
 
 pub struct UserTrip {}
@@ -27,6 +27,7 @@ impl UserTrip {
         //TODO: Check if user sees the event (otherwise she could forge trip_details_id)
 
         let is_cox = trip_details.user_is_cox(db, user).await;
+        let mut name_newly_registered_person = String::new();
         if user_note.is_none() {
             if let Yes(action) = is_cox {
                 match action {
@@ -47,6 +48,8 @@ impl UserTrip {
             .execute(db)
             .await
             .unwrap();
+
+            name_newly_registered_person = user.name.clone();
         } else {
             if !trip_details.user_allowed_to_change(db, user).await {
                 return Err(UserTripError::NotAllowedToAddGuest);
@@ -59,6 +62,23 @@ impl UserTrip {
             .execute(db)
             .await
             .unwrap();
+
+            name_newly_registered_person = user_note.unwrap();
+        }
+
+        if let Some(trip) = Trip::find_by_trip_details(db, trip_details.id).await {
+            let cox = User::find_by_id(db, trip.cox_id as i32).await.unwrap();
+            Notification::create(
+                db,
+                &cox,
+                &format!(
+                    "{} hat sich für deine Ausfahrt am {} registriert",
+                    name_newly_registered_person, trip.day
+                ),
+                "Registrierung bei Ausfahrt",
+                None,
+            )
+            .await;
         }
 
         Ok(())