EDIT

/**

* Copyright (C) 2017 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.cdm.vaadin.view.registration;

import java.util.Arrays;

import java.util.Date;

import java.util.List;

import java.util.UUID;

import org.springframework.context.annotation.Scope;

import com.vaadin.spring.annotation.SpringComponent;

import eu.etaxonomy.cdm.api.service.IRegistrationService;

import eu.etaxonomy.cdm.model.agent.Institution;

import eu.etaxonomy.cdm.model.name.Registration;

import eu.etaxonomy.cdm.model.name.RegistrationStatus;

import eu.etaxonomy.cdm.model.permission.User;

import eu.etaxonomy.cdm.service.UserHelperAccess;

import eu.etaxonomy.cdm.vaadin.util.converter.JodaDateTimeConverter;

import eu.etaxonomy.vaadin.mvp.AbstractCdmEditorPresenter;

import eu.etaxonomy.vaadin.mvp.AbstractPopupEditor;

import eu.etaxonomy.vaadin.mvp.BeanInstantiator;

/**

 * @author a.kohlbecker

 * @since May 15, 2017

 *

 */

@SpringComponent

@Scope("prototype")

public class RegistrationEditorPresenter extends AbstractCdmEditorPresenter<Registration, RegistrationPopEditorView> {

    private static final long serialVersionUID = 6930557602995331944L;

    private RegistrationStatus lastStatus;

    /**

     * {@inheritDoc}

     */

    @Override

    protected IRegistrationService getService() {

        return getRepo().getRegistrationService();

    }

    protected static BeanInstantiator<Registration> defaultBeanInstantiator = new BeanInstantiator<Registration>() {

        @Override

        public Registration createNewBean() {

            return Registration.NewInstance();

        }

    };

    @Override

    protected BeanInstantiator<Registration> defaultBeanInstantiator(){

       return defaultBeanInstantiator;

    }

    /**

     * {@inheritDoc}

     */

    @Override

    protected Registration loadCdmEntity(UUID identifier) {

        Registration reg;

        if(identifier != null){

            List<String> initStrategy = Arrays.asList(new String[] {"$", "typeDesignations"});

            reg = getRepo().getRegistrationService().load(identifier, initStrategy );

        } else {

            reg = createNewBean();

        }

        return reg;

    }

    /**

     * {@inheritDoc}

     */

    @Override

    protected void guaranteePerEntityCRUDPermissions(UUID identifier) {

        if(crud != null){

            newAuthorityCreated = UserHelperAccess.userHelper().createAuthorityForCurrentUser(Registration.class, identifier, crud, null);

        }

    }

    /**

     * {@inheritDoc}

     */

    @Override

    protected void guaranteePerEntityCRUDPermissions(Registration bean) {

        if(crud != null){

            newAuthorityCreated = UserHelperAccess.userHelper().createAuthorityForCurrentUser(bean, crud, null);

        }

    }

    /**

     * {@inheritDoc}

     */

    @Override

    public void handleViewEntered() {

        super.handleViewEntered();

        getView().getInstitutionField().setContainerDataSource(cdmBeanItemContainerFactory.buildBeanItemContainer(Institution.class));

        getView().getInstitutionField().setItemCaptionPropertyId("titleCache");

        getView().getSubmitterField().setContainerDataSource(cdmBeanItemContainerFactory.buildBeanItemContainer(User.class));

        getView().getSubmitterField().setItemCaptionPropertyId("username");

    }

    @Override

    protected void adaptDataProviders() {

        getView().getStatusSelect().addValueChangeListener( e -> updateRegStatus((RegistrationStatus) e.getProperty().getValue()) );

    }

    private void updateRegStatus(RegistrationStatus status){

        Registration reg = ((AbstractPopupEditor<Registration, RegistrationEditorPresenter>)getView()).getBean();

        if(lastStatus != null){

            // set last status again to allow updateStatusAndDate() to the job

            reg.setStatus(lastStatus);

        }

        reg.updateStatusAndDate(status);

        lastStatus = status;

        JodaDateTimeConverter converter = new JodaDateTimeConverter();

        getView().getRegistrationDateField().setValue(converter.convertToPresentation(reg.getRegistrationDate(), Date.class, null));

    }

}