feat: adds unfinished methods, fixes bug in MediaItemRequest

Author: XavierCruz5106

lesson_26/api/java/api_app/src/main/java/com/codedifferently/lesson26/web/MediaItemRequest.java

@@ -33,7 +33,7 @@ public class MediaItemRequest {
 
   public static MediaItem asMediaItem(MediaItemRequest request) {
     var id = request.id != null ? request.id : UUID.randomUUID();
-    switch (request.type.toUpperCase()) {
+    switch (request.type.toLowerCase()) {
       case "book" -> {
         return new Book(id, request.title, request.isbn, List.of(request.authors), request.pages);
       }

lesson_26/api/java/api_app/src/main/java/com/codedifferently/lesson26/web/MediaItemsController.java

@@ -9,6 +9,7 @@
 import java.util.Set;
 import org.springframework.web.bind.annotation.CrossOrigin;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RestController;
 
 @RestController
@@ -29,4 +30,16 @@ public GetMediaItemsResponse getItems() {
     var response = GetMediaItemsResponse.builder().items(responseItems).build();
     return response;
   }
+
+  @GetMapping("/items:id")
+  public MediaItemResponse getItemById(){
+    return null;
+  }
+
+  @PostMapping("/items")
+  public CreateMediaItemResponse createMediaItem() {
+
+
+    return null;
+  }
 }