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/*
 * Copyright 2017-2020 the original author or authors.
 *
 * 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 org.springframework.data.redis.connection.lettuce;

import io.lettuce.core.ClientOptions;
import io.lettuce.core.ReadFrom;
import io.lettuce.core.resource.ClientResources;

import java.time.Duration;
import java.util.Optional;

import org.springframework.lang.Nullable;

/**
 * Default implementation of {@literal LettuceClientConfiguration}.
 *
 * @author Mark Paluch
 * @author Christoph Strobl
 * @author Yanming Zhou
 * @since 2.0
 */
class DefaultLettuceClientConfiguration implements LettuceClientConfiguration {

	private final boolean useSsl;
	private final boolean verifyPeer;
	private final boolean startTls;
	private final Optional clientResources;
	private final Optional clientOptions;
	private final Optional clientName;
	private final Optional readFrom;
	private final Duration timeout;
	private final Duration shutdownTimeout;
	private final Duration shutdownQuietPeriod;

	DefaultLettuceClientConfiguration(boolean useSsl, boolean verifyPeer, boolean startTls,
			@Nullable ClientResources clientResources, @Nullable ClientOptions clientOptions, @Nullable String clientName,
			@Nullable ReadFrom readFrom, Duration timeout, Duration shutdownTimeout, @Nullable Duration shutdownQuietPeriod) {

		this.useSsl = useSsl;
		this.verifyPeer = verifyPeer;
		this.startTls = startTls;
		this.clientResources = Optional.ofNullable(clientResources);
		this.clientOptions = Optional.ofNullable(clientOptions);
		this.clientName = Optional.ofNullable(clientName);
		this.readFrom = Optional.ofNullable(readFrom);
		this.timeout = timeout;
		this.shutdownTimeout = shutdownTimeout;
		this.shutdownQuietPeriod = shutdownQuietPeriod != null ? shutdownQuietPeriod : shutdownTimeout;
	}

	/*
	 * (non-Javadoc)
	 * @see org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration#useSsl()
	 */
	@Override
	public boolean isUseSsl() {
		return useSsl;
	}

	/*
	 * (non-Javadoc)
	 * @see org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration#isVerifyPeer()
	 */
	@Override
	public boolean isVerifyPeer() {
		return verifyPeer;
	}

	/*
	 * (non-Javadoc)
	 * @see org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration#isStartTls()
	 */
	@Override
	public boolean isStartTls() {
		return startTls;
	}

	/*
	 * (non-Javadoc)
	 * @see org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration#getClientResources()
	 */
	@Override
	public Optional getClientResources() {
		return clientResources;
	}

	/*
	 * (non-Javadoc)
	 * @see org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration#getClientOptions()
	 */
	@Override
	public Optional getClientOptions() {
		return clientOptions;
	}

	/*
	 * (non-Javadoc)
	 * @see org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration#getClientName()
	 */
	@Override
	public Optional getClientName() {
		return clientName;
	}

	/*
	 * (non-Javadoc)
	 * @see org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration#getReadFrom()
	 */
	@Override
	public Optional getReadFrom() {
		return readFrom;
	}

	/*
	 * (non-Javadoc)
	 * @see org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration#getTimeout()
	 */
	@Override
	public Duration getCommandTimeout() {
		return timeout;
	}

	/*
	 * (non-Javadoc)
	 * @see org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration#getShutdownTimeout()
	 */
	@Override
	public Duration getShutdownTimeout() {
		return shutdownTimeout;
	}

	/*
	 * (non-Javadoc)
	 * @see org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration#getShutdownQuietPeriod()
	 */
	@Override
	public Duration getShutdownQuietPeriod() {
		return shutdownQuietPeriod;
	}
}