D-Net

package eu.dnetlib.client.leftColumn;

import com.github.gwtbootstrap.client.ui.Form;

import com.github.gwtbootstrap.client.ui.Image;

import com.github.gwtbootstrap.client.ui.Modal;

import com.github.gwtbootstrap.client.ui.ModalFooter;

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

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

import com.google.gwt.dom.client.Style.Overflow;

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.HTML;

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

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

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

import eu.dnetlib.client.Generate;

import eu.dnetlib.client.leftColumn.FilterWidget.AppliedListener;

import eu.dnetlib.client.leftColumn.FilterWidget.CancelListener;

import eu.dnetlib.client.widgets.FormFieldSet;

import eu.dnetlib.shared.SchemaAnswer;

import eu.dnetlib.shared.ValuesOfFields;

import eu.dnetlib.shared.ValuesOfFields.Data.FilterClass;

public class SingleFilterWidget implements IsWidget{

	private FlowPanel flowPanel = new FlowPanel();

	private FlowPanel innerPanel = new FlowPanel();

	private Modal masterModal = new Modal();

	private ModalFooter modalFooter = new ModalFooter();

	private FilterWidget filterWidget;

	private FilterClass filtersData;

	private int numberOfFilter;

	private int numberOfCurrentColumn;

	public interface DeletedListener{

		public void onEvent();

	}

	private DeletedListener deletedListener;

	public void setDeletedListener(DeletedListener deletedListener){

		this.deletedListener = deletedListener;

	}

	public SingleFilterWidget(SchemaAnswer schemaFromServer , final int numberOfCurrentColumn, final int numberOfFilter){

		this.numberOfCurrentColumn = numberOfCurrentColumn;

		this.numberOfFilter = numberOfFilter;

		flowPanel.addStyleName("singleFilter-panel");

		flowPanel.add(innerPanel);

		filterWidget = new FilterWidget(schemaFromServer, numberOfCurrentColumn,modalFooter);

		masterModal.add(filterWidget.asWidget());

		masterModal.add(modalFooter);

		masterModal.addStyleName("filterModal");

		masterModal.setBackdrop(BackdropType.STATIC);

		masterModal.show();

		CancelListener cancelListener = new CancelListener() {

			@Override

			public void onEvent() {

				if(!filterWidget.getIsForEdit())

					flowPanel.clear();

				masterModal.hide();

			}

		};

		filterWidget.setCancelListener(cancelListener);

		AppliedListener listener = new AppliedListener() {

			@Override

			public void onEvent() {

				filtersData = ValuesOfFields.getInstance().getColumnsDataList().get(numberOfCurrentColumn).getFilters().get(numberOfFilter);

				if(filterWidget.getIsForEdit()){

					innerPanel.clear();

				}

				designFinalContainer();

				masterModal.hide();

				filterWidget.setIndexForEdit(numberOfFilter);

				Generate.getInstance().generateURLs(ValuesOfFields.getInstance(), 1);

			}

		};

		filterWidget.setAppliedListener(listener);

	}

	public void designFinalContainer(){

		Form containerForm = new Form();

		containerForm.setType(FormType.HORIZONTAL);

		containerForm.add(new HTML("<h4 style=\"letter-spacing:1.5px;text-align:center;\">"+filtersData.getType()+"</h4>"));

		FormFieldSet fieldChosenFormField = new FormFieldSet("Field chosen:", new Label("Year"));

		containerForm.add(fieldChosenFormField);

		if(filtersData.getType().equals("Continuous")){

			FormFieldSet fromFormFiled = new FormFieldSet("From:", new Label(filtersData.getValueFrom()));

			FormFieldSet toFormField = new FormFieldSet("To:", new Label(filtersData.getValueTo()));

			containerForm.add(fromFormFiled);

			containerForm.add(toFormField);

		}else if(filtersData.getType().equals("Discrete")){

			String finalValues = new String();

			for(int i=0;i<filtersData.getDiscreteValues().size();i++){

				finalValues = finalValues.concat(filtersData.getDiscreteValues().get(i));

				if(i!=filtersData.getDiscreteValues().size()-1){

					finalValues = finalValues.concat(",");

				}

			}

			FormFieldSet valuesFormField = new FormFieldSet("Values:", new Label(finalValues));

			containerForm.add(valuesFormField);

		}

		final Image removeImage = new Image("http://ls-koeln.de/wp-content/uploads/2014/01/minus-4-256.png");

 		removeImage.addStyleName("delete-icon-filters");

 		removeImage.addClickHandler(new ClickHandler() {

			@Override

			public void onClick(ClickEvent event) {

				ValuesOfFields.getInstance().getColumnsDataList().get(numberOfCurrentColumn).getFilters().remove(numberOfFilter);

				flowPanel.removeFromParent();

				if(deletedListener!=null)

					deletedListener.onEvent();

				Generate.getInstance().generateURLs(ValuesOfFields.getInstance(), 1);

			}

		});

 		final Image editImage = new Image("http://www.clker.com/cliparts/V/N/W/7/1/H/edit-pencil-icon-md.png");

		editImage.addStyleName("checked-icon-filters");

		editImage.addClickHandler(new ClickHandler() {

			@Override

			public void onClick(ClickEvent event) {

				masterModal.show();

			}

		});

		innerPanel.add(containerForm);

		flowPanel.add(removeImage);

		flowPanel.add(editImage);

	}

	@Override

	public Widget asWidget() {

		return flowPanel;

	}

}