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/*
 * SPDX-License-Identifier: Apache-2.0
 *
 * Copyright 2016-2021 Gerrit Grunwald.
 *
 * 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
 *
 *     https://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 eu.hansolo.toolbox;

import java.time.Duration;
import java.time.Period;
import java.util.regex.Pattern;


public class Constants {
    private Constants() {}

    public static final double             EPSILON                  = 1E-6;
    public static final Pattern            INT_PATTERN              = Pattern.compile("[0-9]+");
    public static final Pattern            FLOAT_PATTERN            = Pattern.compile("[-+]?[0-9]*\\.?[0-9]+");
    public static final Pattern            HEX_PATTERN              = Pattern.compile("#?([A-Fa-f0-9]{8}|[A-Fa-f0-9]{6})");
    public static final Pattern            POSITIVE_INTEGER_PATTERN = Pattern.compile("\\d+");
    public static final long               SECONDS_PER_MINUTE       = 60;
    public static final long               SECONDS_PER_HOUR         = 3_600;
    public static final long               SECONDS_PER_DAY          = 86_400;
    public static final long               SECONDS_PER_MONTH        = 2_592_000;
    public static final java.time.Duration TIME_PERIOD_24_HOURS     = Duration.ofHours(24);
    public static final java.time.Duration TIME_PERIOD_3_DAYS       = Duration.ofDays(3);
    public static final java.time.Duration TIME_PERIOD_5_DAYS       = Duration.ofDays(5);
    public static final java.time.Duration TIME_PERIOD_7_DAYS       = Duration.ofDays(7);
    public static final java.time.Duration TIME_PERIOD_1_MONTH      = Duration.ofSeconds(Period.ofMonths(1).getDays() * SECONDS_PER_DAY);
    public static final java.time.Duration TIME_PERIOD_3_MONTH      = Duration.ofSeconds(Period.ofMonths(3).getDays() * SECONDS_PER_DAY);
    public static final java.time.Duration TIME_PERIOD_6_MONTH      = Duration.ofSeconds(Period.ofMonths(6).getDays() * SECONDS_PER_DAY);
    public static final java.time.Duration TIME_PERIOD_12_MONTH     = Duration.ofSeconds(Period.ofYears(1).getDays() * SECONDS_PER_DAY);
    public static final String             SQUARE_BRACKET_OPEN      = "[";
    public static final String             SQUARE_BRACKET_CLOSE     = "]";
    public static final String             CURLY_BRACKET_OPEN       = "{";
    public static final String             CURLY_BRACKET_CLOSE      = "}";
    public static final String             INDENTED_QUOTES          = "  \"";
    public static final String             QUOTES                   = "\"";
    public static final String             COLON                    = ":";
    public static final String             COMMA                    = ",";
    public static final String             SLASH                    = "/";
    public static final String             NEW_LINE                 = "\n";
    public static final String             COMMA_NEW_LINE           = ",\n";
    public static final String             INDENT                   = "  ";
    public static final String             PERCENTAGE               = "\u0025";
    public static final String             DEGREE                   = "\u00B0";
}