Fix EntryType dialog not closed after generate button (#4390)

* Fix EntryType dialog not closed after generate button

When generating an entry from an DOI or similar, the entry was inserted, but the dialog not closed.

* remove obsolete comment

* fix checkstyle

Author: Siedlerchr

src/main/java/org/jabref/gui/EntryTypeView.java

@@ -74,6 +74,13 @@ public EntryTypeView(BasePanel basePanel, DialogService dialogService, JabRefPre
 
         btnGenerate.textProperty().bind(EasyBind.map(viewModel.searchingProperty(), searching -> (searching) ? Localization.lang("Searching...") : Localization.lang("Generate")));
         btnGenerate.disableProperty().bind(viewModel.searchingProperty());
+
+        EasyBind.subscribe(viewModel.searchSuccesfulProperty(), value -> {
+            if (value) {
+                setEntryTypeForReturnAndClose(null);
+            }
+        });
+
     }
 
     private void addEntriesToPane(FlowPane pane, Collection<? extends EntryType> entries) {

src/main/java/org/jabref/gui/EntryTypeViewModel.java

@@ -36,6 +36,7 @@ public class EntryTypeViewModel {
 
     private final JabRefPreferences prefs;
     private final BooleanProperty searchingProperty = new SimpleBooleanProperty();
+    private final BooleanProperty searchSuccesfulProperty = new SimpleBooleanProperty();
     private final ObjectProperty<IdBasedFetcher> selectedItemProperty = new SimpleObjectProperty<>();
     private final ListProperty<IdBasedFetcher> fetchers = new SimpleListProperty<>(FXCollections.observableArrayList());
     private final StringProperty idText = new SimpleStringProperty();
@@ -53,6 +54,10 @@ public EntryTypeViewModel(JabRefPreferences preferences, BasePanel basePanel, Di
 
     }
 
+    public BooleanProperty searchSuccesfulProperty() {
+        return searchSuccesfulProperty;
+    }
+
     public BooleanProperty searchingProperty() {
         return searchingProperty;
     }
@@ -110,6 +115,7 @@ protected Optional<BibEntry> call() throws InterruptedException, FetcherExceptio
     }
 
     public void runFetcherWorker() {
+        searchSuccesfulProperty.set(false);
         fetcherWorker.run();
         fetcherWorker.setOnFailed(event -> {
             Throwable exception = fetcherWorker.getException();
@@ -124,7 +130,9 @@ public void runFetcherWorker() {
             LOGGER.error(String.format("Exception during fetching when using fetcher '%s' with entry id '%s'.", searchId, fetcher), exception);
 
             searchingProperty.set(false);
+
             fetcherWorker = new FetcherWorker();
+
         });
 
         fetcherWorker.setOnSucceeded(evt -> {
@@ -143,8 +151,8 @@ public void runFetcherWorker() {
                     new BibtexKeyGenerator(basePanel.getBibDatabaseContext(), prefs.getBibtexKeyPatternPreferences()).generateAndSetKey(bibEntry);
                     basePanel.insertEntry(bibEntry);
                 }
+                searchSuccesfulProperty.set(true);
 
-                // close();
             } else if (StringUtil.isBlank(idText.getValue())) {
                 dialogService.showWarningDialogAndWait(Localization.lang("Empty search ID"), Localization.lang("The given search ID was empty."));
             }