allow cancel of events

src/model/notification.rs

@@ -152,6 +152,31 @@ ORDER BY read_at DESC, created_at DESC;
                     }
                 }
             }
+            // Cox read notification about cancelled event
+            let re = Regex::new(r"^remove_trip_by_planned_event:(\d+)$").unwrap();
+            if let Some(caps) = re.captures(action) {
+                if let Some(matched) = caps.get(1) {
+                    if let Ok(number) = matched.as_str().parse::<i32>() {
+                        let _ = sqlx::query!(
+                            "DELETE FROM trip WHERE cox_id = ? AND planned_event_id = ?",
+                            self.user_id,
+                            number
+                        )
+                        .execute(db)
+                        .await
+                        .unwrap();
+                    }
+                }
+            }
         }
     }
+    pub(crate) async fn delete_by_action(db: &sqlx::Pool<Sqlite>, action: &str) {
+        sqlx::query!(
+            "DELETE FROM notification WHERE action_after_reading=? and read_at is null",
+            action
+        )
+        .execute(db)
+        .await
+        .unwrap();
+    }
 }

src/model/planned_event.rs

@@ -8,7 +8,7 @@ use ics::{
 use serde::Serialize;
 use sqlx::{FromRow, Row, SqlitePool};
 
-use super::{tripdetails::TripDetails, triptype::TripType, user::User};
+use super::{notification::Notification, tripdetails::TripDetails, triptype::TripType, user::User};
 
 #[derive(Serialize, Clone, FromRow, Debug, PartialEq)]
 pub struct PlannedEvent {
@@ -17,7 +17,7 @@ pub struct PlannedEvent {
     planned_amount_cox: i64,
     trip_details_id: i64,
     pub planned_starting_time: String,
-    max_people: i64,
+    pub(crate) max_people: i64,
     pub day: String,
     pub notes: Option<String>,
     pub allow_guests: bool,
@@ -227,6 +227,9 @@ INNER JOIN trip_details ON planned_event.trip_details_id = 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.max_people == 0;
+
         sqlx::query!(
             "UPDATE trip_details SET max_people = ?, notes = ?, always_show = ?, is_locked = ? WHERE id = ?",
             max_people,
@@ -238,6 +241,69 @@ INNER JOIN trip_details ON planned_event.trip_details_id = trip_details.id",
         .execute(db)
         .await
         .unwrap(); //Okay, as planned_event can only be created with proper DB backing
+
+        if max_people == 0 && !was_already_cancelled {
+            let coxes = Registration::all_cox(db, self.id).await;
+            for user in coxes {
+                if let Some(user) = User::find_by_name(db, &user.name).await {
+                    let notes = match notes {
+                        Some(n) if !n.is_empty() => n,
+                        _ => ".",
+                    };
+
+                    Notification::create(
+                        db,
+                        &user,
+                        &format!(
+                            "Die Ausfahrt {} am {} um {} wurde abgesagt{}",
+                            self.name, self.day, self.planned_starting_time, notes
+                        ),
+                        "Absage Ausfahrt",
+                        None,
+                        Some(&format!("remove_trip_by_planned_event:{}", self.id)),
+                    )
+                    .await;
+                }
+            }
+
+            let rower = Registration::all_rower(db, self.trip_details_id).await;
+            for user in rower {
+                if let Some(user) = User::find_by_name(db, &user.name).await {
+                    let notes = match notes {
+                        Some(n) if !n.is_empty() => n,
+                        _ => ".",
+                    };
+
+                    Notification::create(
+                        db,
+                        &user,
+                        &format!(
+                            "Die Ausfahrt {} am {} um {} wurde abgesagt{}",
+                            self.name, self.day, self.planned_starting_time, notes
+                        ),
+                        "Absage Ausfahrt",
+                        None,
+                        Some(&format!(
+                            "remove_user_trip_with_trip_details_id:{}",
+                            tripdetails.id
+                        )),
+                    )
+                    .await;
+                }
+            }
+        }
+        if max_people > 0 && was_already_cancelled {
+            Notification::delete_by_action(
+                db,
+                &format!("remove_user_trip_with_trip_details_id:{}", tripdetails.id),
+            )
+            .await;
+            Notification::delete_by_action(
+                db,
+                &format!("remove_trip_by_planned_event:{}", self.id),
+            )
+            .await;
+        }
     }
 
     pub async fn delete(&self, db: &SqlitePool) -> Result<(), String> {
@@ -250,7 +316,7 @@ INNER JOIN trip_details ON planned_event.trip_details_id = trip_details.id",
                 "Event kann nicht gelöscht werden, weil mind. 1 Ruderer angemeldet ist.".into(),
             );
         }
-        if Registration::all_cox(db, self.trip_details_id).await.len() > 0 {
+        if Registration::all_cox(db, self.id).await.len() > 0 {
             return Err(
                 "Event kann nicht gelöscht werden, weil mind. 1 Steuerperson angemeldet ist."
                     .into(),
@@ -326,7 +392,7 @@ mod test {
         let pool = testdb!();
         let planned_event = PlannedEvent::find_by_id(&pool, 1).await.unwrap();
 
-        planned_event.delete(&pool).await;
+        planned_event.delete(&pool).await.unwrap();
 
         let res =
             PlannedEvent::get_for_day(&pool, NaiveDate::from_ymd_opt(1970, 1, 1).unwrap()).await;

src/model/trip.rs

@@ -137,6 +137,10 @@ WHERE trip.id=?
             return Err(CoxHelpError::DetailsLocked);
         }
 
+        if planned_event.max_people == 0 {
+            return Err(CoxHelpError::CanceledEvent);
+        }
+
         match sqlx::query!(
             "INSERT INTO trip (cox_id, planned_event_id) VALUES(?, ?)",
             cox.id,
@@ -193,6 +197,9 @@ WHERE day=?
             return Err(TripUpdateError::TripDetailsDoesNotExist); //TODO: Remove?
         };
 
+        let tripdetails = TripDetails::find_by_id(db, trip_details_id).await.unwrap();
+        let was_already_cancelled = tripdetails.max_people == 0;
+
         sqlx::query!(
             "UPDATE trip_details SET max_people = ?, notes = ?, trip_type_id = ?, always_show = ?, is_locked = ? WHERE id = ?",
             max_people,
@@ -206,7 +213,7 @@ WHERE day=?
         .await
         .unwrap(); //Okay, as trip_details can only be created with proper DB backing
 
-        if max_people == 0 {
+        if max_people == 0 && !was_already_cancelled {
             let rowers = TripWithUserAndType::from(db, trip.clone()).await.rower;
             for user in rowers {
                 if let Some(user) = User::find_by_name(db, &user.name).await {
@@ -234,6 +241,14 @@ WHERE day=?
             }
         }
 
+        if max_people > 0 && was_already_cancelled {
+            Notification::delete_by_action(
+                db,
+                &format!("remove_user_trip_with_trip_details_id:{}", trip_details_id),
+            )
+            .await;
+        }
+
         let trip_details = TripDetails::find_by_id(db, trip_details_id).await.unwrap();
         trip_details.check_free_spaces(db).await;
 
@@ -318,6 +333,7 @@ pub enum CoxHelpError {
     AlreadyRegisteredAsRower,
     AlreadyRegisteredAsCox,
     DetailsLocked,
+    CanceledEvent,
 }
 
 #[derive(Debug, PartialEq)]

src/model/user.rs

@@ -435,7 +435,7 @@ WHERE id like ?
             "
 SELECT id, name, pw, deleted, last_access, dob, weight, sex, member_since_date, birthdate, mail, nickname, notes, phone, address, family_id 
 FROM user 
-WHERE name like ?
+WHERE name=?
         ",
             name
         )