D-Net

package eu.dnetlib.client.widgets;

import com.github.gwtbootstrap.client.ui.base.IconAnchor;

import com.github.gwtbootstrap.client.ui.constants.IconType;

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

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

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.goldoa.domain.Affiliation;

import java.util.ArrayList;

import java.util.List;

/**

 * Created by stefania on 3/11/15.

 */

public class MultipleAffiliationsWidget implements IsWidget {

    private FlowPanel multipleAffiliationsPanel = new FlowPanel();

    private List<AffiliationInfoWidget> affiliationInfoWidgetList = new ArrayList<>();

    private IconAnchor addMore = new IconAnchor();

    public MultipleAffiliationsWidget() {

        final AffiliationInfoWidget affiliationInfoWidget = new AffiliationInfoWidget();

        affiliationInfoWidgetList.add(affiliationInfoWidget);

        multipleAffiliationsPanel.add(affiliationInfoWidget.asWidget());

        AffiliationInfoWidget.DeleteAffiliationListener deleteAffiliationListener = new AffiliationInfoWidget.DeleteAffiliationListener() {

            @Override

            public void deleteAffiliation() {

                affiliationInfoWidgetList.remove(affiliationInfoWidget);

                multipleAffiliationsPanel.remove(affiliationInfoWidget.asWidget());

            }

        };

        affiliationInfoWidget.setDeleteAffiliationListener(deleteAffiliationListener);

        addMore.setIcon(IconType.PLUS);

        addMore.setText("Add another affiliation");

        addMore.addClickHandler(new ClickHandler() {

            @Override

            public void onClick(ClickEvent clickEvent) {

                final AffiliationInfoWidget affiliationInfoWidget = new AffiliationInfoWidget();

                affiliationInfoWidgetList.add(affiliationInfoWidget);

                multipleAffiliationsPanel.insert(affiliationInfoWidget.asWidget(), multipleAffiliationsPanel.getWidgetIndex(addMore));

                AffiliationInfoWidget.DeleteAffiliationListener deleteAffiliationListener = new AffiliationInfoWidget.DeleteAffiliationListener() {

                    @Override

                    public void deleteAffiliation() {

                        affiliationInfoWidgetList.remove(affiliationInfoWidget);

                        multipleAffiliationsPanel.remove(affiliationInfoWidget.asWidget());

                    }

                };

                affiliationInfoWidget.setDeleteAffiliationListener(deleteAffiliationListener);

            }

        });

        multipleAffiliationsPanel.add(addMore);

    }

    @Override

    public Widget asWidget() {

        return multipleAffiliationsPanel;

    }

    public List<Affiliation> getAffiliations() {

        List<Affiliation> affiliationList = new ArrayList<>();

        for(AffiliationInfoWidget affiliationInfoWidget : affiliationInfoWidgetList) {

            if(affiliationInfoWidget.getAffiliation()!=null)

                affiliationList.add(affiliationInfoWidget.getAffiliation());

        }

        return affiliationList;

    }

    public void clear() {

        multipleAffiliationsPanel.clear();

        affiliationInfoWidgetList = new ArrayList<>();

        final AffiliationInfoWidget affiliationInfoWidget = new AffiliationInfoWidget();

        AffiliationInfoWidget.DeleteAffiliationListener deleteAffiliationListener = new AffiliationInfoWidget.DeleteAffiliationListener() {

            @Override

            public void deleteAffiliation() {

                affiliationInfoWidgetList.remove(affiliationInfoWidget);

                multipleAffiliationsPanel.remove(affiliationInfoWidget.asWidget());

            }

        };

        affiliationInfoWidget.setDeleteAffiliationListener(deleteAffiliationListener);

        affiliationInfoWidgetList.add(affiliationInfoWidget);

        multipleAffiliationsPanel.add(affiliationInfoWidget.asWidget());

        multipleAffiliationsPanel.add(addMore);

    }

    public void loadAffiliations(List<Affiliation> affiliationList) {

        if(!affiliationList.isEmpty()) {

            multipleAffiliationsPanel.clear();

            affiliationInfoWidgetList = new ArrayList<>();

            for (Affiliation affiliation : affiliationList) {

                final AffiliationInfoWidget affiliationInfoWidget = new AffiliationInfoWidget();

                AffiliationInfoWidget.DeleteAffiliationListener deleteAffiliationListener = new AffiliationInfoWidget.DeleteAffiliationListener() {

                    @Override

                    public void deleteAffiliation() {

                        affiliationInfoWidgetList.remove(affiliationInfoWidget);

                        multipleAffiliationsPanel.remove(affiliationInfoWidget.asWidget());

                    }

                };

                affiliationInfoWidget.setDeleteAffiliationListener(deleteAffiliationListener);

                affiliationInfoWidget.loadAffiliation(affiliation);

                affiliationInfoWidgetList.add(affiliationInfoWidget);

                multipleAffiliationsPanel.add(affiliationInfoWidget.asWidget());

            }

            multipleAffiliationsPanel.add(addMore);

        }

    }

}