feat: modifies mediaItemsController.java to accept POST, GET, GET:ID, and DELETE:ID. Lesson_26 -JosephCaballero

Author: Josephcabs

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

@@ -1,17 +1,28 @@
 package com.codedifferently.lesson26.web;
 
-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;
 import java.io.IOException;
 import java.util.List;
+import java.util.Optional;
 import java.util.Set;
+import java.util.UUID;
+
+import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
 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
+@RequestMapping("/items")
 @CrossOrigin
 public class MediaItemsController {
   private final Library library;
@@ -22,11 +33,51 @@ public MediaItemsController(Library library) throws IOException {
     this.librarian = library.getLibrarians().stream().findFirst().orElseThrow();
   }
 
-  @GetMapping("/items")
-  public GetMediaItemsResponse getItems() {
-    Set<MediaItem> items = library.search(SearchCriteria.builder().build());
+  
+  
+  @GetMapping()
+public ResponseEntity<GetMediaItemsResponse> getItemById() {
+  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 response;
+    return ResponseEntity.ok(response);
+}
+
+@GetMapping(value = "/{id}")
+public ResponseEntity<MediaItemResponse> getItemById(@PathVariable("id") UUID id) {
+
+        System.out.println(id.toString());
+
+
+        Set<MediaItem> items = library.search(SearchCriteria.builder().id(id.toString()).build());
+
+        Optional<MediaItem> matchedItem = items.stream()
+            .filter(item -> item.getId().equals(id))
+            .findFirst();
+            System.out.println("items");
+            System.out.println(items);
+            System.out.println(matchedItem);
+            System.out.println("mathcedItems");
+        return matchedItem.map(item -> {
+            MediaItemResponse responseItem = MediaItemResponse.from(item);
+            return ResponseEntity.ok(responseItem);
+        }).orElse(ResponseEntity.notFound().build());
+}
+
+  @PostMapping()
+  public CreateMediaItemResponse postItems(@RequestBody MediaItemRequest request) {
+    MediaItem newMediaItem = MediaItemRequest.asMediaItem(request);
+
+    library.addMediaItem(newMediaItem, librarian);
+
+    MediaItemResponse responseItem = MediaItemResponse.from(newMediaItem);
+    return CreateMediaItemResponse.builder().item(responseItem).build();
+  }
+
+  @DeleteMapping(value = "/{id}")
+  public Set<MediaItem> deleteItem(@PathVariable("id") UUID id){
+    library.removeMediaItem(id, librarian);
+    Set<MediaItem> libraryAltercation = library.search(SearchCriteria.builder().build());
+    return libraryAltercation;
   }
 }