Import dialog when fetch (#3025)

* If new fetched entity is duplicate starts ImportInspectionDialog

* Corrected white space

* Corrected whitespace

* Added a changelog entry

Author: mpele

CHANGELOG.md

@@ -11,6 +11,7 @@ We refer to [GitHub issues](https://github.com/JabRef/jabref/issues) by using `#
 ## [Unreleased]
 
 ### Changed
+If fetched article is already in database the ImportInspectionDialog is started
 
 ### Fixed
 We fixed an issue where the fetcher for the Astrophysics Data System (ADS) added some non-bibtex data to the entry returned from the search [#3035](https://github.com/JabRef/jabref/issues/3035)

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

@@ -26,7 +26,9 @@
 import javax.swing.SwingWorker;
 
 import org.jabref.Globals;
+import org.jabref.gui.importer.ImportInspectionDialog;
 import org.jabref.gui.keyboard.KeyBinding;
+import org.jabref.logic.bibtex.DuplicateCheck;
 import org.jabref.logic.bibtexkeypattern.BibtexKeyPatternUtil;
 import org.jabref.logic.importer.FetcherException;
 import org.jabref.logic.importer.IdBasedFetcher;
@@ -305,10 +307,22 @@ protected void done() {
                 Optional<BibEntry> result = get();
                 if (result.isPresent()) {
                     final BibEntry bibEntry = result.get();
-                    // Regenerate CiteKey of imported BibEntry
-                    BibtexKeyPatternUtil.makeAndSetLabel(Globals.prefs.getBibtexKeyPatternPreferences().getKeyPattern(), frame.getCurrentBasePanel().getDatabase(), bibEntry, Globals.prefs.getBibtexKeyPatternPreferences());
+                    if ((DuplicateCheck.containsDuplicate(frame.getCurrentBasePanel().getDatabase(), bibEntry, frame.getCurrentBasePanel().getBibDatabaseContext().getMode()).isPresent())) {
+                		//If there are duplicates starts ImportInspectionDialog
+                        final BasePanel panel = (BasePanel) frame.getTabbedPane().getSelectedComponent();
+
+                        ImportInspectionDialog diag = new ImportInspectionDialog(frame, panel, Localization.lang("Import"), false);
+                        diag.addEntry(bibEntry);
+                        diag.entryListComplete();
+                        diag.setLocationRelativeTo(frame);
+                        diag.setVisible(true);
+                        diag.toFront();	 
+                    } else {
+                		// Regenerate CiteKey of imported BibEntry
+                        BibtexKeyPatternUtil.makeAndSetLabel(Globals.prefs.getBibtexKeyPatternPreferences().getKeyPattern(), frame.getCurrentBasePanel().getDatabase(), bibEntry, Globals.prefs.getBibtexKeyPatternPreferences());
+                        frame.getCurrentBasePanel().insertEntry(bibEntry);
+                    }
 
-                    frame.getCurrentBasePanel().insertEntry(bibEntry);
                     dispose();
                 } else if (searchID.trim().isEmpty()) {
                     JOptionPane.showMessageDialog(frame, Localization.lang("The given search ID was empty."), Localization.lang("Empty search ID"), JOptionPane.WARNING_MESSAGE);