package org.gcube.portlets.user.geoportaldataentry.client.ui;

import org.gcube.application.geoportalcommon.shared.products.ConcessioneDV;
import org.gcube.portlets.user.geoportaldataentry.client.events.CloneProjectEvent;

import com.github.gwtbootstrap.client.ui.AlertBlock;
import com.github.gwtbootstrap.client.ui.Button;
import com.github.gwtbootstrap.client.ui.TextBox;
import com.github.gwtbootstrap.client.ui.constants.AlertType;
import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.shared.HandlerManager;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.Widget;

public class CloneOperationPanel extends Composite {

	private static CloneOperationPanelUiBinder uiBinder = GWT.create(CloneOperationPanelUiBinder.class);

	interface CloneOperationPanelUiBinder extends UiBinder<Widget, CloneOperationPanel> {
	}

	private HandlerManager appManagerBus;

	public CloneOperationPanel(HandlerManager eventBus, ConcessioneDV concessione) {
		initWidget(uiBinder.createAndBindUi(this));
		GWT.log("Cloning the: " + concessione);
		this.appManagerBus = eventBus;
		this.selectedProject = concessione;
		infoProjectName.setText(selectedProject.getNome());
		projectNameTextBox.setText(selectedProject.getNome());
		projectNameTextBox.setEnabled(false);

		publishNewProjectButton.addClickHandler(new ClickHandler() {

			@Override
			public void onClick(ClickEvent event) {
				boolean isValid = checkIsValidForm();

				if (isValid) {
					appManagerBus.fireEvent(new CloneProjectEvent(selectedProject, projectNameTextBox.getText()));
					publishNewProjectButton.setEnabled(false);
				}
			}
		});
	}

	@UiField
	TextBox projectNameTextBox;

	@UiField
	AlertBlock infoBlock;

	@UiField
	AlertBlock infoProjectName;

	@UiField
	Button publishNewProjectButton;

	private ConcessioneDV selectedProject;

	protected boolean checkIsValidForm() {
		String text = projectNameTextBox.getText();
		if (text == null || text.isEmpty()) {
			infoBlock.setVisible(true);
			infoBlock.setText("The Project's name cannot be empty!");
			infoBlock.setType(AlertType.ERROR);
			return false;
		}

		return true;
	}

}