allow users to delete trips

src/model/logbook.rs

@@ -68,6 +68,11 @@ pub enum LogbookUpdateError {
     ArrivalNotAfterDeparture,
 }
 
+#[derive(Debug, PartialEq)]
+pub enum LogbookDeleteError {
+    NotYourEntry,
+}
+
 #[derive(Debug, PartialEq)]
 pub enum LogbookCreateError {
     BoatAlreadyOnWater,
@@ -327,11 +332,15 @@ ORDER BY departure DESC
         Ok(())
     }
 
-    pub async fn delete(&self, db: &SqlitePool) {
-        sqlx::query!("DELETE FROM logbook WHERE id=?", self.id)
-            .execute(db)
-            .await
-            .unwrap(); //Okay, because we can only create a Logbook of a valid id
+    pub async fn delete(&self, db: &SqlitePool, user: &User) -> Result<(), LogbookDeleteError> {
+        if user.is_admin || user.id == self.shipmaster {
+            sqlx::query!("DELETE FROM logbook WHERE id=?", self.id)
+                .execute(db)
+                .await
+                .unwrap(); //Okay, because we can only create a Logbook of a valid id
+            return Ok(());
+        }
+        Err(LogbookDeleteError::NotYourEntry)
     }
 }