#178: use random color when importing projects

Author: Death111

src/main/java/de/doubleslash/keeptime/common/ColorHelper.java

@@ -18,14 +18,21 @@
 
 import javafx.scene.paint.Color;
 
+import java.util.Random;
+
 public class ColorHelper {
 
+   private static final Random random = new Random();
+
    private ColorHelper() {
       throw new IllegalStateException("Utility class: ColorHelper");
    }
 
    public static Color randomColor() {
-      return Color.BLACK;
+      double hue = random.nextDouble() * 360;
+      double saturation = 0.7 + random.nextDouble() * 0.3; // High saturation
+      double brightness = 0.8 + random.nextDouble() * 0.2; // High brightness
+      return Color.hsb(hue, saturation, brightness);
    }
 
    public static String colorToCssRgba(final Color color) {

src/main/java/de/doubleslash/keeptime/view/MapExternalProjectsController.java

@@ -16,6 +16,7 @@
 
 package de.doubleslash.keeptime.view;
 
+import de.doubleslash.keeptime.common.ColorHelper;
 import de.doubleslash.keeptime.controller.Controller;
 import de.doubleslash.keeptime.controller.HeimatController;
 import de.doubleslash.keeptime.model.Model;
@@ -194,7 +195,7 @@ protected void updateItem(HeimatTask item, boolean empty) {
          final HeimatTask task = addNewProjectComboBox.getValue();
          final int sortIndex = model.getAvailableProjects().size();
          final Project project = controller.addNewProject(
-               new Project(task.taskHolderName() + " - " + task.name(), task.bookingHint(), Color.BLACK, true,
+               new Project(task.taskHolderName() + " - " + task.name(), task.bookingHint(), ColorHelper.randomColor(), true,
                      sortIndex));
          newProjectMappings.add(new HeimatController.ProjectMapping(project, task));
          addNewProjectComboBox.getSelectionModel().clearSelection();