/*
 * Copyright 2015 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.uberfire.client.workbench.panels.impl;

import java.util.Collection;
import javax.enterprise.context.Dependent;
import javax.inject.Inject;
import javax.inject.Named;

import org.uberfire.client.workbench.panels.MaximizeToggleButtonPresenter;
import org.uberfire.client.workbench.panels.MultiPartWidget;
import org.uberfire.client.workbench.widgets.listbar.ListBarWidget;
import org.uberfire.mvp.Command;
import org.uberfire.workbench.model.PartDefinition;

/**
 * A Workbench panel that can contain WorkbenchParts.
 */
@Dependent
@Named("MultiListWorkbenchPanelView")
public class MultiListWorkbenchPanelView
        extends AbstractMultiPartWorkbenchPanelView<MultiListWorkbenchPanelPresenter> {

    @Inject
    protected ListBarWidget listBar;

    @Override
    protected MultiPartWidget setupWidget() {
        listBar.disableDnd();
        addOnFocusHandler(listBar);
        addSelectionHandler(listBar);

        final MaximizeToggleButtonPresenter maximizeButton = listBar.getMaximizeButton();
        maximizeButton.setVisible(true);
        maximizeButton.setMaximizeCommand(new Command() {
            @Override
            public void execute() {
                maximize();
            }
        });
        maximizeButton.setUnmaximizeCommand(new Command() {
            @Override
            public void execute() {
                unmaximize();
            }
        });

        return listBar;
    }

    @Override
    public void maximize() {
        final MaximizeToggleButtonPresenter maximizeButton = listBar.getMaximizeButton();

        maximizeButton.disable();
        layoutSelection.get().maximize(getPartViewContainer(),
                                       () -> maximizeButton.enable());
        maximizeButton.setMaximized(true);
    }

    @Override
    public void unmaximize() {
        final MaximizeToggleButtonPresenter maximizeButton = listBar.getMaximizeButton();

        maximizeButton.disable();
        layoutSelection.get().unmaximize(getPartViewContainer(),
                                         () -> maximizeButton.enable());
        maximizeButton.setMaximized(false);
    }

    @Override
    public void setElementId(String elementId) {
        super.setElementId(elementId);
        listBar.getMaximizeButton().getView().asWidget().ensureDebugId(elementId + "-maximizeButton");
    }

    @Override
    public Collection<PartDefinition> getParts() {
        return listBar.getParts();
    }
}
