D-Net

package eu.dnetlib.repo.manager.client.enrichcontent.advancedsearch;

import com.google.gwt.event.dom.client.ClickEvent;

import com.google.gwt.event.dom.client.ClickHandler;

import com.google.gwt.user.client.Window;

import com.google.gwt.user.client.ui.FlowPanel;

import com.google.gwt.user.client.ui.IsWidget;

import com.google.gwt.user.client.ui.Widget;

import eu.dnetlib.gwt.client.MyFormGroup;

import eu.dnetlib.repo.manager.shared.broker.AdvQueryObject;

import org.gwtbootstrap3.client.ui.Alert;

import org.gwtbootstrap3.client.ui.Button;

import org.gwtbootstrap3.client.ui.Form;

import org.gwtbootstrap3.client.ui.constants.AlertType;

import org.gwtbootstrap3.client.ui.constants.ButtonType;

import org.gwtbootstrap3.client.ui.constants.FormType;

import org.gwtbootstrap3.extras.slider.client.ui.Range;

import org.gwtbootstrap3.extras.slider.client.ui.RangeSlider;

import org.gwtbootstrap3.extras.slider.client.ui.base.FormatterCallback;

/**

 * Created by stefania on 11/1/16.

 */

public class EnrichContentAdvancedSearchForm implements IsWidget {

    private FlowPanel enrichContentAdvancedSearchFormPanel = new FlowPanel();

    private Alert enrichContentAdvancedSearchErrorAlert = new Alert();

    private Alert enrichContentAdvancedSearchSuccessAlert = new Alert();

    private Form enrichContentAdvancedSearchForm = new Form();

    private RangeSlider trustSlider = new RangeSlider(0.00, 1.00, new Range(0.00, 1.00));

    private MultiTextBoxFieldSet titles = new MultiTextBoxFieldSet("Title");

    private MultiTextBoxFieldSet authors = new MultiTextBoxFieldSet("Author");

    private MultiTextBoxFieldSet subjects = new MultiTextBoxFieldSet("Subject");

    private MultiDateRangePickerFieldSet dates = new MultiDateRangePickerFieldSet("Date");

    private FlowPanel actionButtons = new FlowPanel();

    private Button search = new Button("Apply");

    private Button clear = new Button("Clear");

    private AdvancedSearchFormSelectionListener advancedSearchFormSelectionListener;

    private String datasource;

    private String topic;

    public EnrichContentAdvancedSearchForm(String datasource, String topic) {

        this.datasource = datasource;

        this.topic = topic;

        enrichContentAdvancedSearchFormPanel.addStyleName("advancedSearchForm");

        enrichContentAdvancedSearchErrorAlert.setType(AlertType.DANGER);

        enrichContentAdvancedSearchErrorAlert.setVisible(false);

        enrichContentAdvancedSearchErrorAlert.setDismissable(false);

        enrichContentAdvancedSearchFormPanel.add(enrichContentAdvancedSearchErrorAlert);

        enrichContentAdvancedSearchSuccessAlert.setType(AlertType.SUCCESS);

        enrichContentAdvancedSearchSuccessAlert.setVisible(false);

        enrichContentAdvancedSearchSuccessAlert.setDismissable(false);

        enrichContentAdvancedSearchFormPanel.add(enrichContentAdvancedSearchSuccessAlert);

        enrichContentAdvancedSearchForm.addStyleName("uk-form-horizontal");

        enrichContentAdvancedSearchFormPanel.add(enrichContentAdvancedSearchForm);

        Form trustForm = new Form();

        trustForm.addStyleName("uk-form-horizontal");

        trustSlider.setEnabled(true);

        trustSlider.setStep(0.01);

//        trustSlider.addStyleName("trustSlider");

        trustSlider.setFormatter(new FormatterCallback<Range>() {

            @Override

            public String formatTooltip(final Range range) {

                return "Range: [" + range.getMinValue() + ", " + range.getMaxValue() + "]";

            }

        });

        trustForm.add(new MyFormGroup(false, "Trust", trustSlider.asWidget()));

        enrichContentAdvancedSearchForm.add(trustForm);

        enrichContentAdvancedSearchForm.add(titles);

        enrichContentAdvancedSearchForm.add(authors);

        enrichContentAdvancedSearchForm.add(subjects);

        enrichContentAdvancedSearchForm.add(dates);

        Form actionsForm = new Form();

        actionsForm.setType(FormType.HORIZONTAL);

        actionButtons.addStyleName("actionButtons");

        actionsForm.add(new MyFormGroup(false, null, actionButtons));

        search.setType(ButtonType.PRIMARY);

        search.addStyleName("advancedSearch");

        search.addClickHandler(new ClickHandler() {

            @Override

            public void onClick(ClickEvent event) {

                AdvQueryObject advQueryObject = createAdvancedQueryData();

                if(advancedSearchFormSelectionListener!=null)

                    advancedSearchFormSelectionListener.criteriaSelected(advQueryObject);

            }

        });

        actionButtons.add(search);

        clear.setType(ButtonType.DEFAULT);

        clear.addStyleName("clearCriteria");

        clear.addClickHandler(new ClickHandler() {

            @Override

            public void onClick(ClickEvent event) {

                clearSelections();

                if(advancedSearchFormSelectionListener!=null)

                    advancedSearchFormSelectionListener.criteriaCleared(createClearQueryData());

            }

        });

        actionButtons.add(clear);

        enrichContentAdvancedSearchForm.add(actionsForm);

    }

    @Override

    public Widget asWidget() {

        return enrichContentAdvancedSearchFormPanel;

    }

    public interface AdvancedSearchFormSelectionListener {

        void criteriaSelected(AdvQueryObject advQueryObject);

        void criteriaCleared(AdvQueryObject advQueryObject);

    }

    public void setAdvancedSearchFormSelectionListener(AdvancedSearchFormSelectionListener advancedSearchFormSelectionListener) {

        this.advancedSearchFormSelectionListener = advancedSearchFormSelectionListener;

    }

    private AdvQueryObject createAdvancedQueryData() {

        AdvQueryObject advQueryObject = new AdvQueryObject();

        advQueryObject.setDatasource(datasource);

        advQueryObject.setTopic(topic);

        Range trustSliderValue = trustSlider.getValue();

        advQueryObject.setTrust(new eu.dnetlib.repo.manager.shared.broker.Range(trustSliderValue.getMinValue()+"", trustSliderValue.getMaxValue()+""));

        advQueryObject.setTitles(titles.getValues());

        advQueryObject.setAuthors(authors.getValues());

        advQueryObject.setSubjects(subjects.getValues());

        advQueryObject.setDates(dates.getSelectedDateRanges());

        return advQueryObject;

    }

    private AdvQueryObject createClearQueryData() {

        AdvQueryObject advQueryObject = new AdvQueryObject();

        advQueryObject.setDatasource(datasource);

        advQueryObject.setTopic(topic);

        advQueryObject.setDates(dates.getSelectedDateRanges());

        return advQueryObject;

    }

    private void clearSelections() {

        trustSlider.setValue(new Range(0.00, 1.00));

        titles.clear();

        authors.clear();

        subjects.clear();

        dates.clear();

    }

}