package kr.wisestone.owl.config;

import kr.wisestone.owl.config.websocket.RedisSubscriber;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.data.redis.listener.ChannelTopic;
import org.springframework.data.redis.listener.RedisMessageListenerContainer;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;
import org.springframework.security.web.session.HttpSessionEventPublisher;
import org.springframework.session.data.redis.config.ConfigureRedisAction;
import org.springframework.session.data.redis.config.annotation.web.http.EnableRedisHttpSession;
import org.springframework.session.web.context.AbstractHttpSessionApplicationInitializer;

/**
 * Created by jeong on 2019-02-28.
 */
@Configuration
@EnableRedisHttpSession
public class SessionConfiguration extends AbstractHttpSessionApplicationInitializer {
    @Value("${redis.host}")
    private String redisHost;

    @Value("${redis.port}")
    private int redisPort;

    @Value("${redis.common.topic}")
    private String redisCommonTopic;

    @Bean
    public RedisConnectionFactory redisConnectionFactory() {
        return new LettuceConnectionFactory(this.redisHost, this.redisPort);
    }

    @Bean
    public HttpSessionEventPublisher httpSessionEventPublisher() {
        return new HttpSessionEventPublisher();
    }

    @Bean
    public ConfigureRedisAction configureRedisAction() {
        return ConfigureRedisAction.NO_OP;
    }

    @Bean
    public RedisSubscriber redisSubscriber() {
        return new RedisSubscriber();
    }

    @Bean
    public RedisMessageListenerContainer redisMessageListenerContainer(RedisConnectionFactory redisConnectionFactory) {
        RedisMessageListenerContainer redisMessageListenerContainer = new RedisMessageListenerContainer();
        redisMessageListenerContainer.setConnectionFactory(redisConnectionFactory);
        redisMessageListenerContainer.addMessageListener(this.redisSubscriber(), new ChannelTopic(this.redisCommonTopic));
        return redisMessageListenerContainer;
    }

    @Bean
    public StringRedisTemplate redisTemplate(RedisConnectionFactory redisConnectionFactory) {
        StringRedisTemplate stringRedisTemplate = new StringRedisTemplate();
        stringRedisTemplate.setConnectionFactory(redisConnectionFactory);
        stringRedisTemplate.setKeySerializer(new StringRedisSerializer());
        stringRedisTemplate.setValueSerializer(new Jackson2JsonRedisSerializer<>(String.class));
        return stringRedisTemplate;
    }
}