/*
 * Zed Attack Proxy (ZAP) and its related class files.
 *
 * ZAP is an HTTP/HTTPS proxy for assessing web application security.
 *
 * Copyright 2017 The ZAP Development Team
 *
 * 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.zaproxy.addon.exim;

import java.awt.Component;
import java.io.File;
import java.util.List;
import java.util.SortedSet;
import java.util.TreeSet;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.parosproxy.paros.Constant;
import org.parosproxy.paros.extension.Extension;
import org.parosproxy.paros.model.SiteNode;
import org.parosproxy.paros.view.SiteMapPanel;
import org.zaproxy.zap.model.Context;
import org.zaproxy.zap.utils.Stats;

public class PopupMenuExportContextUrls extends PopupMenuExportUrls {

    private static final long serialVersionUID = -4426560452505908380L;
    private static final String STATS_EXPORT_CONTEXT_URLS =
            ExtensionExim.STATS_PREFIX + "export.context.urls";

    private static final Logger LOGGER = LogManager.getLogger(PopupMenuExportContextUrls.class);

    public PopupMenuExportContextUrls(String menuItem, Extension extension) {
        super(menuItem, extension);
    }

    @Override
    public boolean isEnableForComponent(Component invoker) {
        if (SiteMapPanel.CONTEXT_TREE_COMPONENT_NAME.equals(invoker.getName())) {
            Context ctx = extension.getView().getSiteTreePanel().getSelectedContext();
            if (ctx != null) {
                return true;
            }
        }
        return false;
    }

    @Override
    protected void performAction() {
        Context ctx = extension.getView().getSiteTreePanel().getSelectedContext();
        if (ctx == null) {
            extension
                    .getView()
                    .showWarningDialog(
                            Constant.messages.getString("exim.menu.export.popup.context.error"));
            LOGGER.debug("No context selected, when trying to export URLs for a context.");
            return;
        }

        File file = super.getOutputFile();
        if (file == null) {
            return;
        }

        List<Context> contexts = extension.getView().getSiteTreePanel().getSelectedContexts();
        SortedSet<String> allUrls = new TreeSet<>();

        for (Context c : contexts) {
            this.getOutputSet(c, allUrls);
        }
        super.writeURLs(file, allUrls);
        Stats.incCounter(STATS_EXPORT_CONTEXT_URLS, allUrls.size());
    }

    private void getOutputSet(Context ctx, SortedSet<String> outputSet) {

        for (SiteNode node : ctx.getNodesInContextFromSiteTree()) {
            outputSet.add(node.getHistoryReference().getURI().toString());
        }
    }
}
