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/*
 * Copyright (c) 2017, 2019, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * The Universal Permissive License (UPL), Version 1.0
 *
 * Subject to the condition set forth below, permission is hereby granted to any
 * person obtaining a copy of this software, associated documentation and/or
 * data (collectively the "Software"), free of charge and under any and all
 * copyright rights in the Software, and any and all patent rights owned or
 * freely licensable by each licensor hereunder covering either (i) the
 * unmodified Software as contributed to or provided by such licensor, or (ii)
 * the Larger Works (as defined below), to deal in both
 *
 * (a) the Software, and
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 * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
 * one is included with the Software each a "Larger Work" to which the Software
 * is contributed by such licensors),
 *
 * without restriction, including without limitation the rights to copy, create
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 * Software and the Larger Work(s), and to sublicense the foregoing rights on
 * either these or other terms.
 *
 * This license is subject to the following condition:
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 */
package org.pkl.thirdparty.graalvm.polyglot.proxy;

import java.time.ZoneId;
import java.util.Objects;

import org.pkl.thirdparty.graalvm.polyglot.Value;

/**
 * Interface to be implemented to mimic guest language objects that represents timezones.
 *
 * @see Proxy
 * @see Value
 * @since 19.2.0
 */
public interface ProxyTimeZone extends Proxy {

    /**
     * Returns the timezone information. The returned value must not be null.
     *
     * @since 19.2.0
     */
    ZoneId asTimeZone();

    /**
     * Creates a proxy timezone from a ZoneId.
     *
     * @since 19.2.0
     */
    static ProxyTimeZone from(ZoneId timeZone) {
        Objects.requireNonNull(timeZone);
        return new ProxyTimeZone() {
            @Override
            public ZoneId asTimeZone() {
                return timeZone;
            }
        };
    }
}