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();
+    }
 }