package org.ovirt.engine.ui.webadmin.section.main.view.popup.gluster;

import org.ovirt.engine.core.common.businessentities.VDSGroup;
import org.ovirt.engine.core.common.businessentities.storage_pool;
import org.ovirt.engine.core.compat.Event;
import org.ovirt.engine.core.compat.EventArgs;
import org.ovirt.engine.core.compat.IEventListener;
import org.ovirt.engine.core.compat.PropertyChangedEventArgs;
import org.ovirt.engine.ui.common.idhandler.ElementIdHandler;
import org.ovirt.engine.ui.common.idhandler.WithElementId;
import org.ovirt.engine.ui.common.view.popup.AbstractModelBoundPopupView;
import org.ovirt.engine.ui.common.widget.Align;
import org.ovirt.engine.ui.common.widget.UiCommandButton;
import org.ovirt.engine.ui.common.widget.dialog.SimpleDialogPanel;
import org.ovirt.engine.ui.common.widget.editor.EntityModelCheckBoxEditor;
import org.ovirt.engine.ui.common.widget.editor.EntityModelLabelEditor;
import org.ovirt.engine.ui.common.widget.editor.EntityModelTextBoxEditor;
import org.ovirt.engine.ui.common.widget.editor.ListModelListBoxEditor;
import org.ovirt.engine.ui.common.widget.renderer.EnumRenderer;
import org.ovirt.engine.ui.common.widget.renderer.NullSafeRenderer;
import org.ovirt.engine.ui.uicommonweb.models.gluster.VolumeModel;
import org.ovirt.engine.ui.uicompat.ConstantsManager;
import org.ovirt.engine.ui.webadmin.ApplicationConstants;
import org.ovirt.engine.ui.webadmin.ApplicationResources;
import org.ovirt.engine.ui.webadmin.section.main.presenter.popup.gluster.VolumePopupPresenterWidget;

import com.google.gwt.core.client.GWT;
import com.google.gwt.editor.client.SimpleBeanEditorDriver;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.shared.EventBus;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.user.client.ui.Label;
import com.google.inject.Inject;

public class VolumePopupView extends AbstractModelBoundPopupView<VolumeModel> implements VolumePopupPresenterWidget.ViewDef {

    interface Driver extends SimpleBeanEditorDriver<VolumeModel, VolumePopupView> {
        Driver driver = GWT.create(Driver.class);
    }

    interface ViewUiBinder extends UiBinder<SimpleDialogPanel, VolumePopupView> {
        ViewUiBinder uiBinder = GWT.create(ViewUiBinder.class);
    }

    interface ViewIdHandler extends ElementIdHandler<VolumePopupView> {
        ViewIdHandler idHandler = GWT.create(ViewIdHandler.class);
    }

    @UiField
    @Path(value = "name.entity")
    @WithElementId
    EntityModelTextBoxEditor nameEditor;

    @UiField(provided = true)
    @Path(value = "dataCenter.selectedItem")
    @WithElementId("dataCenter")
    ListModelListBoxEditor<Object> dataCenterEditor;

    @UiField(provided = true)
    @Path(value = "cluster.selectedItem")
    @WithElementId("cluster")
    ListModelListBoxEditor<Object> clusterEditor;

    @UiField(provided = true)
    @Path(value = "typeList.selectedItem")
    @WithElementId
    ListModelListBoxEditor<Object> typeListEditor;

    @UiField
    @Path(value = "replicaCount.entity")
    @WithElementId
    EntityModelLabelEditor replicaCountEditor;

    @UiField
    @Path(value = "stripeCount.entity")
    @WithElementId
    EntityModelLabelEditor stripeCountEditor;

    @UiField
    @Ignore
    Label transportTypesLabel;

    @UiField(provided = true)
    @Path(value = "tcpTransportType.entity")
    @WithElementId
    EntityModelCheckBoxEditor tcpTransportTypeEditor;

    @UiField(provided = true)
    @Path(value = "rdmaTransportType.entity")
    @WithElementId
    EntityModelCheckBoxEditor rdmaTransportTypeEditor;

    @UiField
    @Ignore
    Label bricksLabel;

    @UiField
    @WithElementId
    UiCommandButton addBricksButton;

    @UiField
    @Ignore
    @WithElementId
    Label bricksCountEditor;

    @UiField
    @Ignore
    Label accessProtocolsLabel;

    @UiField
    @Path(value = "gluster_accecssProtocol.entity")
    @WithElementId
    EntityModelCheckBoxEditor gluster_accecssProtocolEditor;

    @UiField
    @Path(value = "nfs_accecssProtocol.entity")
    @WithElementId
    EntityModelCheckBoxEditor nfs_accecssProtocolEditor;

    @UiField
    @Path(value = "allowAccess.entity")
    @WithElementId
    EntityModelTextBoxEditor allowAccessEditor;

    @UiField
    @Ignore
    Label allowAccessLabel;

    @UiField
    @Ignore
    Label messageLabel;

    @Inject
    public VolumePopupView(EventBus eventBus, ApplicationResources resources, ApplicationConstants constants) {
        super(eventBus, resources);
        initListBoxEditors();
        initCheckboxEditors();
        initWidget(ViewUiBinder.uiBinder.createAndBindUi(this));
        ViewIdHandler.idHandler.generateAndSetIds(this);
        localize(constants);
        initAddBricksButton();
        initBricksCountLabele();
        Driver.driver.initialize(this);
    }

    private void initCheckboxEditors() {
        tcpTransportTypeEditor = new EntityModelCheckBoxEditor(Align.RIGHT);
        rdmaTransportTypeEditor = new EntityModelCheckBoxEditor(Align.RIGHT);
    }

    private void initListBoxEditors() {
        dataCenterEditor = new ListModelListBoxEditor<Object>(new NullSafeRenderer<Object>() {
            @Override
            public String renderNullSafe(Object object) {
                return ((storage_pool) object).getname();
            }
        });

        clusterEditor = new ListModelListBoxEditor<Object>(new NullSafeRenderer<Object>() {
            @Override
            public String renderNullSafe(Object object) {
                return ((VDSGroup) object).getname();
            }
        });

        typeListEditor = new ListModelListBoxEditor<Object>(new EnumRenderer());
    }

    private void initAddBricksButton() {
        addBricksButton.addClickHandler(new ClickHandler() {

            @Override
            public void onClick(ClickEvent event) {
                addBricksButton.getCommand().Execute();
            }
        });
    }

    private void initBricksCountLabele() {
        bricksCountEditor.setText(ConstantsManager.getInstance().getMessages().noOfBricksSelected(0));
    }

    private void localize(ApplicationConstants constants) {
        dataCenterEditor.setLabel(constants.dataCenterVolume());
        clusterEditor.setLabel(constants.volumeClusterVolume());
        nameEditor.setLabel(constants.clusterPopupNameLabel());
        typeListEditor.setLabel(constants.typeVolume());
        replicaCountEditor.setLabel(constants.replicaCountVolume());
        stripeCountEditor.setLabel(constants.stripeCountVolume());
        transportTypesLabel.setText(constants.transportTypeVolume());
        tcpTransportTypeEditor.setLabel(constants.tcpVolume());
        rdmaTransportTypeEditor.setLabel(constants.rdmaVolume());
        bricksLabel.setText(constants.bricksVolume());
        addBricksButton.setLabel(constants.addBricksVolume());
        accessProtocolsLabel.setText(constants.accessProtocolsVolume());
        gluster_accecssProtocolEditor.setLabel(constants.glusterVolume());
        nfs_accecssProtocolEditor.setLabel(constants.nfsVolume());
        allowAccessEditor.setLabel(constants.allowAccessFromVolume());
        allowAccessLabel.setText(constants.allowAccessFromLabelVolume());
    }

    @Override
    public void focusInput() {
        nameEditor.setFocus(true);
    }

    @Override
    public void edit(final VolumeModel object) {
        Driver.driver.edit(object);
        addBricksButton.setCommand(object.getAddBricksCommand());

        object.getPropertyChangedEvent().addListener(new IEventListener() {

            @Override
            public void eventRaised(Event ev, Object sender, EventArgs args) {
                VolumeModel model = (VolumeModel) sender;
                if ("Bricks".equals(((PropertyChangedEventArgs) args).PropertyName)) { //$NON-NLS-1$
                    bricksCountEditor.setText(ConstantsManager.getInstance()
                            .getMessages()
                            .noOfBricksSelected(model.getBricks().getSelectedItems() == null ? 0 : model.getBricks()
                                    .getSelectedItems()
                                    .size()));
                }
            }
        });
    }

    @Override
    public VolumeModel flush() {
        return Driver.driver.flush();
    }

    @Override
    public void setMessage(String message) {
        super.setMessage(message);
        messageLabel.setText(message);
    }
}
