/*
 * Copyright (c) 2018-2019. 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.chess;

import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.Calendar;

/**
 *
 *
 * @author Dmitry Samoshin aka gotty
 */
public class ChessHogConsole {

    private static final String EMPTY = "";
    private static final String SPACE = " ";

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

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

    private static final DateTimeFormatter TIME_FORMAT = DateTimeFormatter.ofPattern("HH:mm:ss");
    private static final DateTimeFormatter DATETIME_FORMAT = DateTimeFormatter.ofPattern("yyyy/MM/dd HH:mm:ss");

    private static boolean logMode = false;

    private ChessHogConsole() {
    }

    public static void setLogMode(boolean isLogMode) {
        logMode = isLogMode;
    }

    public static void console(String message) {
        if (logMode) {
            log(message);
        } else {
            output(message);
        }
    }

    public static void output(String message) {
        System.out.println(
                message
        );
    }

    public static void log(String message) {
        System.out.println(
                logTime() + message
        );
    }

    public static void init() {
        asciiLogo();
        copyright();
        version();
        console(EMPTY);
        os();
        jave();
    }


    private static String logTime() {
        return "[" + TIME_FORMAT.format(LocalDateTime.now()) + "]" + SPACE;
    }

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

    private static void copyright() {
        int inceptionYear = Integer.parseInt(
                ChessHogProperties.get("chesshog.inception.year")
        );
        int currentYear = Calendar.getInstance().get(Calendar.YEAR);
        String years = currentYear > inceptionYear
                ? inceptionYear + "-" + currentYear + SPACE
                : inceptionYear + SPACE;
        console(
                alignCenter(years + COPYRIGHT)
        );
    }

    private static void version() {
        console(
                alignCenter("v. " + ChessHogProperties.get("chesshog.version"))
        );
    }

    private static void os() {
        console(
                "OS:" +
                        SPACE + System.getProperty("os.name") +
                        SPACE + System.getProperty("os.version") +
                        SPACE + System.getProperty("os.arch")
        );
    }

    private static void jave() {
        console(
                "JRE:" +
                        SPACE + System.getProperty("java.runtime.name") +
                        SPACE + System.getProperty("java.runtime.version")
        );
        console(
                "JVM:" +
                        SPACE + System.getProperty("java.vm.vendor") +
                        SPACE + System.getProperty("java.vm.name") +
                        SPACE + System.getProperty("java.vm.version")
        );
    }

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

}