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/**
 * Copyright (c) 2013-2021 Nikita Koksharov
 *
 * 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 com.github.lontime.shaded.org.redisson.redisnode;

import com.github.lontime.shaded.org.redisson.api.RFuture;
import com.github.lontime.shaded.org.redisson.api.redisnode.RedisSentinel;
import com.github.lontime.shaded.org.redisson.api.redisnode.RedisSentinelAsync;
import com.github.lontime.shaded.org.redisson.client.RedisClient;
import com.github.lontime.shaded.org.redisson.client.RedisConnection;
import com.github.lontime.shaded.org.redisson.client.codec.Codec;
import com.github.lontime.shaded.org.redisson.client.codec.LongCodec;
import com.github.lontime.shaded.org.redisson.client.codec.StringCodec;
import com.github.lontime.shaded.org.redisson.client.protocol.RedisCommand;
import com.github.lontime.shaded.org.redisson.client.protocol.RedisCommands;
import com.github.lontime.shaded.org.redisson.client.protocol.Time;
import com.github.lontime.shaded.org.redisson.command.CommandAsyncExecutor;
import com.github.lontime.shaded.org.redisson.misc.CompletableFutureWrapper;
import com.github.lontime.shaded.org.redisson.misc.RedisURI;

import java.net.InetSocketAddress;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.CompletionException;
import java.util.concurrent.CompletionStage;
import java.util.concurrent.TimeUnit;

/**
 * 
 * @author Nikita Koksharov
 *
 */
public class SentinelRedisNode implements RedisSentinel, RedisSentinelAsync {

    private final RedisClient client;
    private final CommandAsyncExecutor commandAsyncService;

    public SentinelRedisNode(RedisClient client, CommandAsyncExecutor commandAsyncService) {
        super();
        this.client = client;
        this.commandAsyncService = commandAsyncService;
    }

    public RedisClient getClient() {
        return client;
    }

    @Override
    public InetSocketAddress getAddr() {
        return client.getAddr();
    }

    @Override
    public Map getMemoryStatistics() {
        return getMemoryStatisticsAsync().toCompletableFuture().join();
    }

    @Override
    public RFuture> getMemoryStatisticsAsync() {
        return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.MEMORY_STATS);
    }

    @Override
    public RFuture pingAsync() {
        return pingAsync(1, TimeUnit.SECONDS);
    }

    @Override
    public RFuture pingAsync(long timeout, TimeUnit timeUnit) {
        return executeAsync(false, null, timeUnit.toMillis(timeout), RedisCommands.PING_BOOL);
    }

    @Override
    public boolean ping() {
        return pingAsync().toCompletableFuture().join();
    }

    @Override
    public boolean ping(long timeout, TimeUnit timeUnit) {
        return pingAsync(timeout, timeUnit).toCompletableFuture().join();
    }

    @Override
    @SuppressWarnings("AvoidInlineConditionals")
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((client == null) ? 0 : client.getAddr().hashCode());
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        SentinelRedisNode other = (SentinelRedisNode) obj;
        if (client == null) {
            if (other.client != null)
                return false;
        } else if (!client.getAddr().equals(other.client.getAddr()))
            return false;
        return true;
    }

    private  RFuture executeAsync(T defaultValue, Codec codec, long timeout, RedisCommand command, Object... params) {
        CompletableFuture connectionFuture = client.connectAsync().toCompletableFuture();
        CompletableFuture