Improve response when bundle does not exists

dotCMS/src/main/java/com/dotcms/rest/BundleResource.java

@@ -54,8 +54,7 @@
 import io.vavr.Tuple2;
 import io.vavr.control.Try;
 import java.io.Reader;
-import java.util.Map;
-import java.util.Optional;
+import java.util.*;
 import java.util.stream.Collectors;
 import javax.ws.rs.QueryParam;
 import javax.ws.rs.core.StreamingOutput;
@@ -85,11 +84,6 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.URLDecoder;
-import java.util.Date;
-import java.util.LinkedHashSet;
-import java.util.List;
-import java.util.Locale;
-import java.util.Set;
 
 import static com.dotcms.publisher.business.PublishAuditAPIImpl.NO_LIMIT_ASSETS;
 import static com.dotcms.publisher.business.PublishAuditStatus.Status.FAILED_TO_BUNDLE;
@@ -374,7 +368,7 @@ public Response deleteEnvironmentPushHistory(@Context HttpServletRequest request
     @Produces("application/json")
     public Response deleteBundlesByIdentifiers(@Context   final HttpServletRequest request,
                                                @Context   final HttpServletResponse response,
-                                               final DeleteBundlesByIdentifierForm  deleteBundlesByIdentifierForm) {
+                                               final DeleteBundlesByIdentifierForm  deleteBundlesByIdentifierForm) throws DotDataException {
 
         final InitDataObject initData = new WebResource.InitBuilder(webResource)
                 .requiredBackendUser(true)
@@ -383,6 +377,10 @@ public Response deleteBundlesByIdentifiers(@Context   final HttpServletRequest r
                 .rejectWhenNoUser(true)
                 .init();
 
+        if (!UtilMethods.isSet(deleteBundlesByIdentifierForm) || !UtilMethods.isSet(deleteBundlesByIdentifierForm.getIdentifiers())) {
+            throw new IllegalArgumentException("List of body to delete is mandatory");
+        }
+
         Logger.info(this, "Deleting the bundles: " + deleteBundlesByIdentifierForm.getIdentifiers()
                 + " by the user: " + initData.getUser().getUserId());
 
@@ -413,10 +411,48 @@ public Response deleteBundlesByIdentifiers(@Context   final HttpServletRequest r
             }
         });
 
-        return Response.ok(new ResponseEntityView(
-                "Removing bundles in a separated process, the result of the operation will be notified")).build();
+        return buildResponseToDeleteEndpoint(deleteBundlesByIdentifierForm);
     } // deleteBundlesByIdentifiers.
 
+    private static Response buildResponseToDeleteEndpoint(final DeleteBundlesByIdentifierForm deleteBundlesByIdentifierForm)
+            throws DotDataException {
+
+        final List<String> existingBundles = new ArrayList<>();
+        final List<String> notExistingBundles = new ArrayList<>();
+
+        for (String identifier : deleteBundlesByIdentifierForm.getIdentifiers()) {
+            final Bundle bundleById = APILocator.getBundleAPI().getBundleById(identifier);
+
+            if (UtilMethods.isSet(bundleById)) {
+                existingBundles.add(identifier);
+            } else {
+                notExistingBundles.add(identifier);
+            }
+        }
+
+        final StringBuffer message = new StringBuffer();
+
+        if (!existingBundles.isEmpty()) {
+            message.append(String.format(
+                        "Removing the follow bundles in a separated process, the result of the operation will be notified: %s",
+                        existingBundles.stream().collect(Collectors.joining(", ")))
+                    );
+        }
+
+        if (!existingBundles.isEmpty() && !notExistingBundles.isEmpty()) {
+            message.append(", ");
+        }
+
+        if (!notExistingBundles.isEmpty()) {
+            message.append(String.format(
+                    "The following bundles was not deleted because it does not exist: %s",
+                    notExistingBundles.stream().collect(Collectors.joining(", ")))
+            );
+        }
+
+        return Response.ok(new ResponseEntityView(message)).build();
+    }
+
     private void sendErrorDeleteBundleMessage(final InitDataObject initData,
                                               final Locale locale,
                                               final Exception e) {