/*
 * Autopsy Forensic Browser
 *
 * Copyright 2016 Basis Technology Corp.
 * Contact: carrier <at> sleuthkit <dot> org
 *
 * 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.sleuthkit.autopsy.imagegallery.gui.navpanel;

import java.util.function.Function;
import javafx.collections.transformation.SortedList;
import javafx.fxml.FXML;
import javafx.scene.control.ListView;
import javafx.scene.control.SelectionModel;
import javafx.scene.image.ImageView;
import org.openide.util.NbBundle;
import org.sleuthkit.autopsy.coreutils.ThreadConfined;
import org.sleuthkit.autopsy.imagegallery.FXMLConstructor;
import org.sleuthkit.autopsy.imagegallery.ImageGalleryController;
import org.sleuthkit.autopsy.imagegallery.datamodel.grouping.DrawableGroup;

/**
 * Shows only groups with hash hits in a flat list, with controls to adjust
 * sorting of list.
 */
final public class HashHitGroupList extends NavPanel<DrawableGroup> {

    @ThreadConfined(type = ThreadConfined.ThreadType.JFX)
    private final ListView<DrawableGroup> groupList = new ListView<>();

    /**
     * sorted list of groups, setting a new comparator on this changes the
     * sorting in the ListView.
     */
    @ThreadConfined(type = ThreadConfined.ThreadType.JFX)
    private SortedList<DrawableGroup> sorted;

    public HashHitGroupList(ImageGalleryController controller) {
        super(controller);
        FXMLConstructor.construct(this, "NavPanel.fxml"); //NON-NLS
    }

    @ThreadConfined(type = ThreadConfined.ThreadType.JFX)
    @Override
    SelectionModel<DrawableGroup> getSelectionModel() {
        return groupList.getSelectionModel();
    }

    @Override
    Function< DrawableGroup, DrawableGroup> getDataItemMapper() {
        return Function.identity(); // this view already works with groups, so do nothing
    }

    @Override
    void applyGroupComparator() {
        sorted.setComparator(getComparator());
    }

    @FXML
    @Override
    @NbBundle.Messages({"HashHitGroupList.displayName.onlyHashHits=Only Hash Hits"})
    void initialize() {
        super.initialize();

        setText(Bundle.HashHitGroupList_displayName_onlyHashHits());
        setGraphic(new ImageView("org/sleuthkit/autopsy/imagegallery/images/hashset_hits.png")); //NON-NLS

        getBorderPane().setCenter(groupList);
        sorted = getController().getGroupManager().getAnalyzedGroups().filtered((DrawableGroup t) -> t.getHashSetHitsCount() > 0).sorted(getDefaultComparator());

        GroupCellFactory groupCellFactory = new GroupCellFactory(getController(), comparatorProperty());
        groupList.setCellFactory(groupCellFactory::getListCell);
        groupList.setItems(sorted);
    }

    @ThreadConfined(type = ThreadConfined.ThreadType.JFX)
    @Override
    void setFocusedGroup(DrawableGroup grouping) {
        groupList.getSelectionModel().select(grouping);
    }

    @Override
    GroupComparators<Long> getDefaultComparator() {
        return GroupComparators.HIT_COUNT;
    }
}