package com.ciyocloud.api.config;

import com.ciyocloud.common.constant.RedisKeyConstants;
import com.ciyocloud.common.redis.receiver.RedisReceiver;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.listener.ChannelTopic;
import org.springframework.data.redis.listener.RedisMessageListenerContainer;
import org.springframework.data.redis.listener.adapter.MessageListenerAdapter;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**
 * @author codeck
 * @since 23/09/2018
 */
@Configuration
public class RedisConfig {

    @Bean
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
        redisTemplate.setConnectionFactory(redisConnectionFactory);
        // 用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值
        redisTemplate.setValueSerializer(serializer());
        StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
        // 使用StringRedisSerializer来序列化和反序列化redis的key值
        redisTemplate.setKeySerializer(stringRedisSerializer);
        // hash的key也采用String的序列化方式
        redisTemplate.setHashKeySerializer(stringRedisSerializer);
        // hash的value序列化方式采用jackson
        redisTemplate.setHashValueSerializer(serializer());
        redisTemplate.afterPropertiesSet();
        return redisTemplate;
    }

    private Jackson2JsonRedisSerializer<Object> serializer() {
        // 使用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值
        Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);
        ObjectMapper objectMapper = new ObjectMapper().registerModule(new JavaTimeModule());

        // 指定要序列化的域，field,get和set,以及修饰符范围，ANY是都有包括private和public
        objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);

        // 指定序列化输入的类型，类必须是非final修饰的，final修饰的类，比如String,Integer等会跑出异常
        objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL);

        jackson2JsonRedisSerializer.setObjectMapper(objectMapper);
        return jackson2JsonRedisSerializer;
    }


    /**
     * redis 监听配置
     *
     * @param redisConnectionFactory redis 配置
     * @return
     */
    @Bean
    public RedisMessageListenerContainer redisContainer(RedisConnectionFactory redisConnectionFactory, RedisReceiver redisReceiver, MessageListenerAdapter commonListenerAdapter) {
        RedisMessageListenerContainer container = new RedisMessageListenerContainer();
        container.setConnectionFactory(redisConnectionFactory);
        container.addMessageListener(commonListenerAdapter, new ChannelTopic(RedisKeyConstants.REDIS_TOPIC_NAME));
        return container;
    }


    @Bean
    MessageListenerAdapter commonListenerAdapter(RedisReceiver redisReceiver) {
        MessageListenerAdapter messageListenerAdapter = new MessageListenerAdapter(redisReceiver, "onMessage");
        messageListenerAdapter.setSerializer(serializer());
        return messageListenerAdapter;
    }


}
