public EventCategoryPanel()

in client/idrepo/console/src/main/java/org/apache/syncope/client/console/events/EventCategoryPanel.java [120:284]
127 lines of code
3 McCabe index (conditional complexity)

    public EventCategoryPanel(
            final String id,
            final List<EventCategory> eventCategories,
            final IModel<List<String>> model) {

        super(id);

        this.model = model;
        selectedEventsPanel = new SelectedEventsPanel("selectedEventsPanel", model);
        add(selectedEventsPanel);

        this.eventCategories = eventCategories;

        categoryContainer = new WebMarkupContainer("categoryContainer");
        categoryContainer.setOutputMarkupId(true);
        add(categoryContainer);

        eventsContainer = new WebMarkupContainer("eventsContainer");
        eventsContainer.setOutputMarkupId(true);
        add(eventsContainer);

        authorizeList();
        authorizeChanges();

        type = new AjaxDropDownChoicePanel<>(
                "type",
                "type",
                new PropertyModel<>(eventCategory, "type"),
                false);
        type.setChoices(eventCategories.stream().
                map(EventCategory::getType).distinct().
                sorted(Comparator.comparing(OpEvent.CategoryType::name)).
                collect(Collectors.toList()));
        type.setChoiceRenderer(new IChoiceRenderer<>() {

            private static final long serialVersionUID = 2317134950949778735L;

            @Override
            public String getDisplayValue(final OpEvent.CategoryType eventCategoryType) {
                return eventCategoryType.name();
            }

            @Override
            public String getIdValue(final OpEvent.CategoryType eventCategoryType, final int i) {
                return eventCategoryType.name();
            }

            @Override
            public OpEvent.CategoryType getObject(
                    final String id,
                    final IModel<? extends List<? extends OpEvent.CategoryType>> choices) {

                return choices.getObject().stream().filter(object -> object.name().equals(id)).findAny().orElse(null);
            }
        });
        categoryContainer.add(type);

        type.getField().add(new AjaxFormComponentUpdatingBehavior(Constants.ON_CHANGE) {

            private static final long serialVersionUID = -1107858522700306810L;

            @Override
            protected void onUpdate(final AjaxRequestTarget target) {
                send(EventCategoryPanel.this, Broadcast.EXACT, new ChangeCategoryEvent(target, type));
            }
        });

        category = new AjaxDropDownChoicePanel<>(
                "category",
                "category",
                new PropertyModel<>(eventCategory, "category"),
                false);
        category.setChoices(filter(eventCategories, type.getModelObject()));
        categoryContainer.add(category);

        category.getField().add(new AjaxFormComponentUpdatingBehavior(Constants.ON_CHANGE) {

            private static final long serialVersionUID = -1107858522700306811L;

            @Override
            protected void onUpdate(final AjaxRequestTarget target) {
                send(EventCategoryPanel.this, Broadcast.EXACT, new ChangeCategoryEvent(target, category));
            }
        });

        subcategory = new AjaxDropDownChoicePanel<>(
                "subcategory",
                "subcategory",
                new PropertyModel<>(eventCategory, "subcategory"),
                false);
        subcategory.setChoices(filter(eventCategories, type.getModelObject(), category.getModelObject()));
        categoryContainer.add(subcategory);

        subcategory.getField().add(new AjaxFormComponentUpdatingBehavior(Constants.ON_CHANGE) {

            private static final long serialVersionUID = -1107858522700306812L;

            @Override
            protected void onUpdate(final AjaxRequestTarget target) {
                send(EventCategoryPanel.this, Broadcast.EXACT, new ChangeCategoryEvent(target, subcategory));
            }
        });

        categoryContainer.add(new Label("customLabel", new ResourceModel("custom", "custom")).setVisible(false));

        custom = new AjaxTextFieldPanel("custom", "custom", new Model<>(null));
        custom.setVisible(false);
        custom.setEnabled(false);

        categoryContainer.add(custom.hideLabel());

        actionsPanel = new ActionsPanel<>("customActions", null);
        actionsPanel.add(new ActionLink<>() {

            private static final long serialVersionUID = -3722207913631435501L;

            @Override
            public void onClick(final AjaxRequestTarget target, final EventCategory ignore) {
                if (StringUtils.isNotBlank(custom.getModelObject())) {
                    OpEvent opEvent = OpEvent.fromString(custom.getModelObject());

                    custom.setModelObject(StringUtils.EMPTY);
                    send(EventCategoryPanel.this.getPage(), Broadcast.BREADTH, new EventSelectionChanged(
                            target,
                            Set.of(opEvent),
                            Set.of()));
                    target.add(categoryContainer);
                }
            }
        }, ActionLink.ActionType.CREATE, StringUtils.EMPTY).hideLabel();
        actionsPanel.add(new ActionLink<>() {

            private static final long serialVersionUID = -3722207913631435521L;

            @Override
            public void onClick(final AjaxRequestTarget target, final EventCategory ignore) {
                if (StringUtils.isNotBlank(custom.getModelObject())) {
                    OpEvent opEvent = OpEvent.fromString(custom.getModelObject());

                    custom.setModelObject(StringUtils.EMPTY);
                    send(EventCategoryPanel.this.getPage(), Broadcast.BREADTH, new EventSelectionChanged(
                            target,
                            Set.of(),
                            Set.of(opEvent)));
                    target.add(categoryContainer);
                }
            }
        }, ActionLink.ActionType.DELETE, StringUtils.EMPTY, true).hideLabel();

        categoryContainer.add(actionsPanel);

        actionsPanel.setVisible(false);
        actionsPanel.setEnabled(false);
        actionsPanel.setMarkupId("inline-actions");

        eventsContainer.add(new EventSelectionPanel("eventsPanel", eventCategory, model) {

            private static final long serialVersionUID = 3513194801190026082L;

            @Override
            protected void onEventAction(final IEvent<?> event) {
                EventCategoryPanel.this.onEventAction(event);
            }
        });
    }