/*
 * Copyright (c) 2015-2019. 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.util.Calendar;

/**
 * XSPF API utility class for working with console.
 *
 * @author Dmitry Samoshin aka gotty
 */
public final class XSPFConsole {

    private static final String[] ASCII_LOGO = {
            "  _______     _                   _                ",
            " |   |  _|_ _| |___ ___ ___ ___ _| |___            ",
            " |     | -_| . | . | -_|  _| . | . | -_|           ",
            " |     |___|___|_  |___|___|___|___|___|           ",
            " |___|___|     |___|  _______           _ ___ ___  ",
            "                     |   |  _|_ ___ ___|_|  _|  _| ",
            "                     |     | -_|_ -| . | | |_| |_  ",
            "                     |     |___|___|  _|_|  _|  _| ",
            "                     |___|___|     |_|   |_| |_|   ",
            "     __ __ _____ _____ _____    _____ _____ _      ",
            "    |  |  |   __|  _  |   __|  |  _  |  _  |_|     ",
            "    |-   -|__   |   __|   __|  |     |   __| |     ",
            "    |__|__|_____|__|  |__|     |__|__|__|  |_|     "
    };

    private static final String COPYRIGHT = "Copyright (c) Hedgecode";

    private XSPFConsole() {
    }

    public static void console(String message) {
        System.out.println(
                message == null ? "" : message
        );
    }

    public static void empty() {
        console(null);
    }

    public static void init() {
        asciiLogo();
        empty();
        copyright();
        version();
        empty();
    }

    private static void asciiLogo() {
        for (String line : ASCII_LOGO) {
            console(line);
        }
    }

    private static void copyright() {
        int currentYear = Calendar.getInstance().get(Calendar.YEAR);
        int inceptionYear = XSPFProperties.getInteger(XSPFProperties.INCEPTION_YEAR, currentYear);
        String copyright = currentYear > inceptionYear
                ? String.format("%s-%s %s", inceptionYear, currentYear, COPYRIGHT)
                : String.format("%s %s", currentYear, COPYRIGHT);
        console(
                alignCenter(copyright)
        );
    }

    private static void version() {
        console(
                alignCenter(
                        String.format(
                                "v. %s", XSPFProperties.getString(XSPFProperties.VERSION)
                        )
                )
        );
    }

    private static String alignCenter(String message) {
        int indent = (ASCII_LOGO[0].length() + message.length()) / 2;
        return String.format(
                "%" + indent + "s",
                message
        );
    }

}