Return Title when inserting favorite

src/database.rs

@@ -35,20 +35,22 @@ pub fn add_all_titles<'a>(
 }
 
 /// Inserts a favorite in the local database, if a matching Title exists.
-pub fn insert_favorite(title_mirabelid: i32) -> Result<(), DatabaseError> {
+/// Returns the matching Title if successful, otherwise an error.
+pub fn insert_favorite(title_mirabelid: i32) -> Result<Title, DatabaseError> {
     let connection = &mut crud::establish_connection()?;
 
-    // search for a matching title
-    if crud::search_title_from_mirabelid(connection, title_mirabelid)?.is_empty() {
-        // no matching title, return an error
-        Err(DatabaseError::NotFound)
+    // search for a matching title, and return error if not found
+    let matching_title = crud::search_title_from_mirabelid(connection, title_mirabelid)?;
+
+    if matching_title.is_empty() {
+        return Err(DatabaseError::NotFound);
     } else {
         // title exists: check if the favorite already exists and insert it
         if crud::search_favorite_from_mirabelid(connection, title_mirabelid)?.is_empty() {
             // no favorite found, insert it
             let new_favorite = InsertFavorite { title_mirabelid };
-            crud::create_favorite(connection, new_favorite);
-            Ok(())
+            crud::create_favorite(connection, new_favorite)?;
+            return Ok(matching_title[0].clone());
         } else {
             // else return an error
             Err(DatabaseError::FoundDuplicate)

src/ear.rs

@@ -129,7 +129,7 @@ fn handle_request(request: Request, mut sender: Mouth) {
                     },
                 };
                 match database::insert_favorite(mirabelid) {
-                    Ok(result) => sender.send_data(Status::OK, serde_json::json!(result)),
+                    Ok(result) => sender.send_data(Status::OK, serde_json::json!(format!("Favori inséré avec succès : {}", result.titre))),
                     Err(err) => match err {
                         database::DatabaseError::NotFound => sender.send_data(Status::NotFound, serde_json::json!(format!("{}", err))),
                         database::DatabaseError::FoundDuplicate => sender.send_data(Status::BadRequest, serde_json::json!(format!("{}", err))),

src/models.rs

@@ -21,7 +21,7 @@ pub struct InsertFavorite {
 }
 
 /// Title struct, mapped to the SQL title table.
-#[derive(Queryable, Debug, Serialize)]
+#[derive(Queryable, Debug, Serialize, Clone)]
 pub struct Title {
     pub id: i32,
     pub mirabelid: i32,