fix:had to add MediaItemsController back to github

Author: Tezz03

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

@@ -0,0 +1,36 @@
+package com.codedifferently.lesson26.web;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.Set;
+
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import com.codedifferently.lesson26.library.Librarian;
+import com.codedifferently.lesson26.library.Library;
+import com.codedifferently.lesson26.library.MediaItem;
+import com.codedifferently.lesson26.library.search.SearchCriteria;
+
+@RestController
+@CrossOrigin
+public class MediaItemsController {
+
+  private final Library library;
+  private final Librarian librarian;
+
+  public MediaItemsController(Library library) throws IOException {
+    this.library = library;
+    this.librarian = library.getLibrarians().stream().findFirst().orElseThrow();
+  }
+
+  @GetMapping("/items")
+  public ResponseEntity<GetMediaItemsResponse> getItems() {
+    Set<MediaItem> items = library.search(SearchCriteria.builder().build());
+    List<MediaItemResponse> responseItems = items.stream().map(MediaItemResponse::from).toList();
+    var response = GetMediaItemsResponse.builder().items(responseItems).build();
+    return ResponseEntity.ok(response);
+  }
+}