/*
 * Copyright (c) 2015. Developed by Hedgecode.
 *
 * 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.hedgecode.xml.xspf;

import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import javax.xml.namespace.QName;

/**
 * Store of library constants.
 *
 * @author Dmitry Samoshin aka gotty
 */
public final class XSPFConstants {

    public static final Charset DEF_CHARSET = StandardCharsets.UTF_8;

    public static final String XSD_FORMAT = "xsd";
    public static final String RNG_FORMAT = "rng";

    public static enum Format {

        XSD      ( XSD_FORMAT ),
        RELAX_NG ( RNG_FORMAT );

        private String formatName;

        Format(String name) {
            this.formatName = name;
        }

        public String getName() {
            return formatName;
        }

        public static Format byName(String formatName) {
            for (Format format : Format.values()) {
                if (format.getName().equals(formatName))
                    return format;
            }
            return null;
        }
    }

    public static final String VER_1_0_2 = "1_0.2";
    public static final String VER_1_0_7 = "1_0.7";

    public static enum Version {

        V1_2 ( VER_1_0_2 ),
        V1_7 ( VER_1_0_7 );

        private String versionName;

        Version(String name) {
            this.versionName = name;
        }

        public String getName() {
            return versionName;
        }

        public static Version byName(String versionName) {
            for (Version version : Version.values()) {
                if (version.getName().equals(versionName))
                    return version;
            }
            return null;
        }
    }

    public static final String XSPF_VERSION = "1";

    public static final QName PLAYLIST_QNAME = new QName("http://xspf.org/ns/0/", "playlist");

    public static final String XML_HEADER_NAME = "com.sun.xml.internal.bind.xmlHeaders";
    public static final String XML_HEADER_VALUE = "<?xml version=\"1.0\" encoding=\"%CHARSET%\"?>";


    public static interface Errors {
        public static final int NULL_PLAYLIST = 101;
        public static final int VALIDATE_ERROR = 201;
        public static final int BINDING_ERROR = 301;
        public static final int ENCODING_ERROR = 401;
    }

    private XSPFConstants() {
        throw new AssertionError(
                "No org.hedgecode.xml.xspf.XSPFConstants instances!"
        );
    }

}