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.name;

import java.util.Arrays;

import java.util.List;

import com.vaadin.server.Sizeable.Unit;

import com.vaadin.ui.Component;

import com.vaadin.ui.NativeSelect;

import com.vaadin.ui.TextField;

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

import eu.etaxonomy.cdm.model.occurrence.Collection;

import eu.etaxonomy.cdm.model.reference.Reference;

import eu.etaxonomy.cdm.model.term.DefinedTerm;

import eu.etaxonomy.cdm.vaadin.component.CollectionRow;

import eu.etaxonomy.cdm.vaadin.component.CollectionRowItemCollection;

import eu.etaxonomy.cdm.vaadin.component.CollectionRowRepresentative;

import eu.etaxonomy.cdm.vaadin.component.TextFieldNFix;

import eu.etaxonomy.cdm.vaadin.event.ToOneRelatedEntityButtonUpdater;

import eu.etaxonomy.cdm.vaadin.model.registration.KindOfUnitTerms;

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

import eu.etaxonomy.vaadin.component.ToOneRelatedEntityCombobox;

/**

 * CollectionRow for {@link SpecimenTypeDesignationDTO}

 * SpecimenTypeDesignationDTORow needs to be instantiated by a EditorInstantiator which can only be provided by the presenter

 *  {@link SpecimenTypeDesignationWorkingsetEditorPresenter#handleViewEntered()}

 *

 * @author a.kohlbecker

 * @since Jun 22, 2017

 *

 */

public class SpecimenTypeDesignationDTORow extends CollectionRowItemCollection implements CollectionRow {

    public static final String FIELD_NAME_TYPE_STATUS = "typeStatus";

    public static final String FIELD_NAME_KIND_OF_UNIT = "kindOfUnit";

    public static final String FIELD_NAME_DESIGNATION_REFERENCE = "designationReference";

    public static final int FIELD_INDEX_TYPE_STATUS = 0;

    public static final int FIELD_INDEX_KIND_OF_UNIT = 1;

    public static final int FIELD_INDEX_COLLECTION = 3;

    public static final int FIELD_INDEX_DESIGNATION_REFERENCE = 5;

    private static final long serialVersionUID = -5637834800897331072L;

    /* CONVENTION!

     *

     * The fieldname must match the properties of the SpecimenTypeDesignationDTO

     */

    TextField associatedTypeDesignationCount = new TextField();

    RowListSelect kindOfUnit = new RowListSelect(); // position is IMPORTANT, see rowListSelectColumn()

    RowListSelect typeStatus = new RowListSelect();

    ToOneRelatedEntityCombobox<eu.etaxonomy.cdm.model.occurrence.Collection> collection =

            new ToOneRelatedEntityCombobox<eu.etaxonomy.cdm.model.occurrence.Collection>(null, eu.etaxonomy.cdm.model.occurrence.Collection.class);

    TextField accessionNumber = new TextFieldNFix();

    TextField preferredStableUri = new TextFieldNFix();

    ToOneRelatedEntityCombobox<Reference> designationReference =

            new ToOneRelatedEntityCombobox<Reference>(null, Reference.class);

    TextField designationReferenceDetail = new TextFieldNFix(); //"Image reference detail");

    TextField mediaUri = new TextFieldNFix();

    ToOneRelatedEntityCombobox<Reference> mediaSpecimenReference =

            new ToOneRelatedEntityCombobox<Reference>(null, Reference.class);

    TextField mediaSpecimenReferenceDetail = new TextFieldNFix(); //"Image reference detail");

    public SpecimenTypeDesignationDTORow(){

        kindOfUnit.setRequired(true);

        kindOfUnit.setRow(this);

        kindOfUnit.addValueChangeListener(e ->

            updateRowItemsEnablement()

            );

        typeStatus.setRequired(true);

        typeStatus.addValueChangeListener(e ->

            updateRowItemsEnablement()

            );

        accessionNumber.setWidth(100, Unit.PIXELS);

        collection.setWidth(200, Unit.PIXELS);

        collection.setNestedButtonStateUpdater(new ToOneRelatedEntityButtonUpdater<Collection>(collection));

        preferredStableUri.setWidth(150, Unit.PIXELS);

        preferredStableUri.setConverter(new UriConverter());

        designationReference.setWidth(200, Unit.PIXELS);

        designationReference.setNestedButtonStateUpdater(new ToOneRelatedEntityButtonUpdater<Reference>(mediaSpecimenReference));

        designationReferenceDetail.setWidth(200, Unit.PIXELS);

        mediaUri.setWidth(150, Unit.PIXELS);

        mediaUri.setConverter(new UriConverter());

        mediaSpecimenReference.setWidth(200, Unit.PIXELS);

        mediaSpecimenReference.setNestedButtonStateUpdater(new ToOneRelatedEntityButtonUpdater<Reference>(mediaSpecimenReference));

        mediaSpecimenReferenceDetail.setWidth(200, Unit.PIXELS);

    }

    /**

     * @return

     */

    public Component[] components() {

        Component[] components = new Component[]{

            associatedTypeDesignationCount,

            kindOfUnit, typeStatus,

            collection, accessionNumber,

            preferredStableUri,

            designationReference, designationReferenceDetail,

            mediaUri, mediaSpecimenReference,

            mediaSpecimenReferenceDetail

            };

        addAll(Arrays.asList(components));

        return components;

    }

    /**

     * IMPORTANT!!!

     * When changing the field order FIELD_INDEX_* must be adapted

     */

    public static List<String> visibleFields() {

        List<String> visibleFields = Arrays.asList(new String[]{

            FIELD_NAME_KIND_OF_UNIT, FIELD_NAME_TYPE_STATUS,

            "collection", "accessionNumber",

            "preferredStableUri",

            FIELD_NAME_DESIGNATION_REFERENCE, "designationReferenceDetail",

            "mediaUri", "mediaSpecimenReference",

            "mediaSpecimenReferenceDetail"

            });

        return visibleFields;

    }

    @Override

    public void updateRowItemsEnablement() {

        DefinedTerm kindOfUnitTerm = (DefinedTerm)kindOfUnit.getValue();

        boolean publishedImageType = kindOfUnitTerm != null && kindOfUnitTerm.equals(KindOfUnitTerms.PUBLISHED_IMAGE());

        boolean unPublishedImageType = kindOfUnitTerm != null && kindOfUnitTerm.equals(KindOfUnitTerms.UNPUBLISHED_IMAGE());

        boolean kindOfUnitLocked = !associatedTypeDesignationCount.getValue().isEmpty() && Integer.valueOf(associatedTypeDesignationCount.getValue()) > 1;

        kindOfUnit.setEnabled(!kindOfUnitLocked);

        kindOfUnit.setDescription(kindOfUnitLocked ?

                "Can not be changed since the type specimen is associated with multiple type designations" : "");

        boolean withDesignationReference = typeStatus.getValue() != null && ((SpecimenTypeDesignationStatus)typeStatus.getValue()).hasDesignationSource();

        designationReference.setEnabled(withDesignationReference || designationReference.isRequired());

        designationReference.setImmediate(designationReference.isRequired());

//        if(designationReference.isRequired() && designationReference.isEmpty()) {

//            designationReference.selectFirst();

//            designationReference.commitSelect();

//        }

        designationReferenceDetail.setEnabled(withDesignationReference);

        mediaSpecimenReference.setEnabled(publishedImageType || unPublishedImageType);

        mediaSpecimenReferenceDetail.setEnabled(publishedImageType || unPublishedImageType);

        mediaUri.setEnabled(publishedImageType || unPublishedImageType);

    }

    /**

     * @return the 0-based position index of the <code>kindOfUnit</code> field in this class

     * which are visible according to {@link #visibleFields())

     */

    public static int rowListSelectColumn(){

        return 0;

    }

    class RowListSelect extends NativeSelect implements CollectionRowRepresentative {

        private static final long serialVersionUID = 3235653923633494213L;

        CollectionRow row;

        protected void setRow(CollectionRow row){

            this.row = row;

        }

        @Override

        public void updateRowItemsEnabledStates() {

            row.updateRowItemsEnablement();

        }

    }

}