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package cn.nukkit.utils;

import cn.nukkit.api.PowerNukkitXOnly;
import cn.nukkit.api.Since;

/**
 * Utils for casting number types to other number types
 */
@PowerNukkitXOnly
@Since("1.19.63-r2")
public final class NumberConversions {
    private NumberConversions() {
    }

    public static int floor(double num) {
        final int floor = (int) num;
        return floor == num ? floor : floor - (int) (Double.doubleToRawLongBits(num) >>> 63);
    }

    public static int ceil(final double num) {
        final int floor = (int) num;
        return floor == num ? floor : floor + (int) (~Double.doubleToRawLongBits(num) >>> 63);
    }

    public static int round(double num) {
        return floor(num + 0.5d);
    }

    public static double square(double num) {
        return num * num;
    }

    public static int toInt(Object object) {
        if (object instanceof Number) {
            return ((Number) object).intValue();
        }

        try {
            return Integer.parseInt(object.toString());
        } catch (NumberFormatException | NullPointerException e) {
        }
        return 0;
    }

    public static float toFloat(Object object) {
        if (object instanceof Number) {
            return ((Number) object).floatValue();
        }

        try {
            return Float.parseFloat(object.toString());
        } catch (NumberFormatException | NullPointerException e) {
        }
        return 0;
    }

    public static double toDouble(Object object) {
        if (object instanceof Number) {
            return ((Number) object).doubleValue();
        }

        try {
            return Double.parseDouble(object.toString());
        } catch (NumberFormatException | NullPointerException e) {
        }
        return 0;
    }

    public static long toLong(Object object) {
        if (object instanceof Number) {
            return ((Number) object).longValue();
        }

        try {
            return Long.parseLong(object.toString());
        } catch (NumberFormatException | NullPointerException e) {
        }
        return 0;
    }

    public static short toShort(Object object) {
        if (object instanceof Number) {
            return ((Number) object).shortValue();
        }

        try {
            return Short.parseShort(object.toString());
        } catch (NumberFormatException | NullPointerException e) {
        }
        return 0;
    }

    public static byte toByte(Object object) {
        if (object instanceof Number) {
            return ((Number) object).byteValue();
        }

        try {
            return Byte.parseByte(object.toString());
        } catch (NumberFormatException | NullPointerException e) {
        }
        return 0;
    }
}