/*
 * aTunes
 * Copyright (C) Alex Aranda, Sylvain Gaudard and contributors
 *
 * See http://www.atunes.org/wiki/index.php?title=Contributing for information about contributors
 *
 * http://www.atunes.org
 * http://sourceforge.net/projects/atunes
 *
 * 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.
 */

package net.sourceforge.atunes.kernel.actions;

import java.util.List;

import net.sourceforge.atunes.kernel.modules.pattern.PatternInputDialog;
import net.sourceforge.atunes.kernel.modules.pattern.Patterns;
import net.sourceforge.atunes.kernel.modules.process.EditTagFromFileNamePatternProcess;
import net.sourceforge.atunes.model.IAudioObject;
import net.sourceforge.atunes.model.IDialogFactory;
import net.sourceforge.atunes.model.ILocalAudioObject;
import net.sourceforge.atunes.model.IProcessFactory;
import net.sourceforge.atunes.model.ITreeNode;
import net.sourceforge.atunes.utils.I18nUtils;
import net.sourceforge.atunes.utils.StringUtils;

/**
 * Calls process to set tag from a pattern of file name entered by user
 * 
 * @author fleax
 * 
 */
public class AutoSetTagFromFileNamePatternAction extends
	AbstractActionOverSelectedObjects<ILocalAudioObject> {

    private static final long serialVersionUID = -8458591967408812850L;

    private IProcessFactory processFactory;

    private IDialogFactory dialogFactory;

    private Patterns patterns;

    /**
     * @param patterns
     */
    public void setPatterns(final Patterns patterns) {
	this.patterns = patterns;
    }

    /**
     * @param dialogFactory
     */
    public void setDialogFactory(final IDialogFactory dialogFactory) {
	this.dialogFactory = dialogFactory;
    }

    /**
     * @param processFactory
     */
    public void setProcessFactory(final IProcessFactory processFactory) {
	this.processFactory = processFactory;
    }

    /**
     * Default constructor
     */
    public AutoSetTagFromFileNamePatternAction() {
	super(StringUtils.getString(
		I18nUtils.getString("AUTO_SET_TAG_FROM_FILE_NAME_PATTERN"),
		"..."));
    }

    @Override
    protected void executeAction(final List<ILocalAudioObject> objects) {
	// Show pattern input dialog
	PatternInputDialog inputDialog = dialogFactory.newDialog(
		"nonMassivePatternInputDialog", PatternInputDialog.class);
	inputDialog.show(patterns.getRecognitionPatterns(), objects.get(0)
		.getNameWithoutExtension());
	String pattern = inputDialog.getResult();

	// If user entered a pattern apply to files
	if (pattern != null) {
	    EditTagFromFileNamePatternProcess process = (EditTagFromFileNamePatternProcess) processFactory
		    .getProcessByName("editTagFromFileNamePatternProcess");
	    process.setFilesToChange(objects);
	    process.setPattern(pattern);
	    process.execute();
	}
    }

    @Override
    public boolean isEnabledForNavigationTreeSelection(
	    final boolean rootSelected, final List<ITreeNode> selection) {
	return !rootSelected && !selection.isEmpty();
    }

    @Override
    public boolean isEnabledForNavigationTableSelection(
	    final List<IAudioObject> selection) {
	return !selection.isEmpty();
    }
}
