Simplify get_member_by_id with new from implementation

src/main.rs

@@ -204,34 +204,27 @@ async fn add_member(db: &State<DatabaseConnection>, minimalMemberWithoutId: Json
 async fn get_member_by_id(db: &State<DatabaseConnection>, memberId: i32) -> Result<Json<Member>, ErrorResponder> {
     let db = db as &DatabaseConnection;
 
+    // Create an empty variable to store the resulting member info
     let database_member;
+    // Search the database for the member based on the ID
     match Members::find_by_id(memberId).one(db).await? {
-        Some(model) => database_member = model,
+        Some(model) => database_member = model, // If the member is found, add the info to the previously created variable
         None => {
             return Err(
                 ErrorResponder {
-                    message: format!("Failed to fetch member by ID. memberId: {}", memberId)
+                    message: format!("Failed to fetch member by ID. memberId: {}", memberId) // If it is not found return with this error
                 }
             );
         },
     };
 
+    // Get the member's RFID cards
     let member_rfid_cards: Vec<rfid_cards::Model> = database_member.find_related(RfidCards).all(db).await?;
-    let rfids: Vec<RfidCard> = member_rfid_cards.iter().map(|model| RfidCard {
-        cardId: model.card_id.clone(),
-        cardComment: model.card_comment.clone()
-    }).collect();
+    let rfids: Vec<RfidCard> = member_rfid_cards.into_iter().map(RfidCard::from).collect();
 
-    let member = Member {
-        id: database_member.id,
-        ntnuUsername: database_member.ntnu_username,
-        firstName: database_member.first_name,
-        lastName: database_member.last_name,
-        email: database_member.email,
-        balance: database_member.balance,
-        imagePreference: database_member.image_preference,
-        rfidCards: rfids
-    };
+    // Create a member from the database model and append the RFID cards
+    let mut member: Member = database_member.into();
+    member.rfidCards = rfids;
 
     Ok(Json(member))
 }