CollectArchesAction.java

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/*
 * Gridarta MMORPG map editor for Crossfire, Daimonin and similar games.
 * Copyright (C) 2000-2015 The Gridarta Developers.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

package net.sf.gridarta.action;

import java.awt.Component;
import javax.swing.Action;
import javax.swing.JFrame;
import net.sf.gridarta.commands.Collector;
import net.sf.gridarta.gui.utils.AsynchronousProgress;
import net.sf.gridarta.model.archetype.Archetype;
import net.sf.gridarta.model.gameobject.GameObject;
import net.sf.gridarta.model.maparchobject.MapArchObject;
import net.sf.gridarta.model.resource.AbstractResources;
import net.sf.gridarta.model.settings.ProjectSettings;
import net.sf.gridarta.utils.ActionBuilderUtils;
import net.sf.gridarta.utils.EditorAction;
import net.sf.gridarta.utils.Exiter;
import net.sf.gridarta.utils.ExiterListener;
import net.sf.japi.swing.action.ActionBuilder;
import net.sf.japi.swing.action.ActionBuilderFactory;
import net.sf.japi.swing.action.ActionMethod;
import net.sf.japi.swing.misc.Progress;
import net.sf.japi.swing.misc.ProgressDisplay;
import org.apache.log4j.Category;
import org.apache.log4j.Logger;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

public class CollectArchesAction<G extends GameObject<G, A, R>, A extends MapArchObject<A>, R extends Archetype<G, A, R>> implements EditorAction {

    @NotNull
    private static final ActionBuilder ACTION_BUILDER = ActionBuilderFactory.getInstance().getActionBuilder("net.sf.gridarta");

    @NotNull
    private static final Category LOG = Logger.getLogger(CollectArchesAction.class);

    @NotNull
    private final ProjectSettings projectSettings;

    @NotNull
    private final AbstractResources<G, A, R> resources;

    @NotNull
    private final JFrame parent;

    @Nullable
    private volatile Collector collector;

    @Nullable
    private Action action;

    public CollectArchesAction(@NotNull final ProjectSettings projectSettings, @NotNull final AbstractResources<G, A, R> resources, @NotNull final Exiter exiter, @NotNull final JFrame parent) {
        this.projectSettings = projectSettings;
        this.resources = resources;
        this.parent = parent;
        exiter.addExiterListener(newExiterListener());
    }

    @ActionMethod
    public void collectArches() {
        doCollectArches(true);
    }

    @Override
    public void setAction(@NotNull final Action action, @NotNull final String name) {
        this.action = action;
    }

    private boolean doCollectArches(final boolean performAction) {
        synchronized (this) {
            if (collector != null || !resources.canWriteCollected()) {
                return false;
            }

            if (performAction) {
                final Progress progress = new AsynchronousProgress(new ProgressDisplay(parent, ActionBuilderUtils.getString(ACTION_BUILDER, "archCollectTitle"), 0, ActionBuilderUtils.getString(ACTION_BUILDER, "archCollectArches")));
                final Progress collectArches = new Progress() {

                    @Override
                    public void finished() {
                        progress.finished();
                        collector = null;
                        updateAction();
                    }

                    @Override
                    public Component getParentComponent() {
                        return progress.getParentComponent();
                    }

                    @Override
                    public void setLabel(final String msg, final int max) {
                        progress.setLabel(msg, max);
                    }

                    @Override
                    public void setValue(final int value) {
                        progress.setValue(value);
                    }

                };

                collector = new Collector(collectArches, resources, projectSettings.getCollectedDirectory());
                assert collector != null;
                collector.start();
                updateAction();
            }
        }

        return true;
    }

    private void updateAction() {
        if (action != null) {
            //noinspection ConstantConditions
            action.setEnabled(doCollectArches(false));
        }
    }

    @NotNull
    private ExiterListener newExiterListener() {
        return new ExiterListener() {

            @Override
            public void preExitNotify() {
                // ignore
            }

            @Override
            public void appExitNotify() {
                // ignore
            }

            @Override
            public void waitExitNotify() {
                final Collector tmp = collector;
                if (tmp != null) {
                    try {
                        tmp.waitUntilFinished();
                    } catch (final InterruptedException ignored) {
                        Thread.currentThread().interrupt();
                        LOG.warn("DelayedMapModelListenerManager was interrupted");
                    }
                }
            }

        };
    }

}