fixed small bug where on post genre we dont return a body

Author: simon

src/main/java/com/themetalstorm/bibliothekssystem/controller/BookController.java

@@ -52,8 +52,6 @@ public ResponseEntity<BookDTO> updateBook(@PathVariable int id, @RequestBody Boo
         return ResponseEntity.ok(bookService.updateBook(id, bookDTO));
     }
 
-    //TODO: PUT
-
     @PreAuthorize("hasRole('ROLE_ADMIN')")
     @DeleteMapping("/{id}")
     ResponseEntity<Void> deleteBook(@PathVariable int id) {

src/main/java/com/themetalstorm/bibliothekssystem/controller/GenreController.java

@@ -37,9 +37,8 @@ ResponseEntity<GenreDTO> findById(@PathVariable int id) {
     @PreAuthorize("hasRole('ROLE_ADMIN')")
     @PostMapping("")
     @ResponseBody
-    ResponseEntity<Void> addGenre(@RequestBody GenreDTO genre) {
-        genreService.addGenre(genre);
-        return new ResponseEntity<>(HttpStatus.CREATED);
+    ResponseEntity<GenreDTO> addGenre(@RequestBody GenreDTO genre) {
+        return new ResponseEntity<>(genreService.addGenre(genre), HttpStatus.CREATED);
     }
 
     @PreAuthorize("hasRole('ROLE_ADMIN')")

src/main/java/com/themetalstorm/bibliothekssystem/service/GenreService.java

@@ -26,11 +26,11 @@ public GenreService(GenreRepository genreRepository) {
         this.genreRepository = genreRepository;
     }
 
-    public void addGenre(GenreDTO genre) {
+    public GenreDTO addGenre(GenreDTO genre) {
         if (genreRepository.existsByName(genre.name())) {
             throw new ResourceAlreadyExistsException("Genre with name " + genre.name() + " already exists");
         }
-        genreRepository.save(new Genre(genre));
+        return new GenreDTO(genreRepository.save(new Genre(genre)));
     }
 
     public Page<GenreDTO> getAllGenres(Integer page, Integer size, String sortField, String sortDirection) {