package com.newfiber.api.config;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.time.Duration;
import org.springframework.cache.CacheManager;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.cache.RedisCacheManager;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**
 * Redis配置类
 * @Author:zzh
 * @CreateDate:2020/11/11 13:29
 * @Description:
 */
@Configuration
@EnableCaching
public class RedisConfig {
    @Bean("redisTemplate")
    public RedisTemplate<String,Object> redisTemplate(RedisConnectionFactory factory){
        //1、创建RedisTemplate对象
        RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
        //2、添加Redis的连接工厂
        redisTemplate.setConnectionFactory(factory);
        //3、定义Jackson2的序列化对象
        Jackson2JsonRedisSerializer<Object> jsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);
        ObjectMapper om = new ObjectMapper();
        //4、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
        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        jsonRedisSerializer.setObjectMapper(om);
        //5、String的序列化方式
        StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
        //6、配置key  以及 hashkey的序列化方式
        redisTemplate.setKeySerializer(stringRedisSerializer);
        redisTemplate.setHashKeySerializer(stringRedisSerializer);

        redisTemplate.setValueSerializer(jsonRedisSerializer);
        redisTemplate.setHashValueSerializer(jsonRedisSerializer);
        redisTemplate.afterPropertiesSet();
        return redisTemplate;
    }

    /**
     * 配置Redis的缓存管理器
     * @param factory
     * @return
     */
    @Bean
    public CacheManager cacheManager(RedisConnectionFactory factory){
        RedisSerializer<String> redisSerializer = new StringRedisSerializer();
        Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);
        ObjectMapper om = new ObjectMapper();
        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        jackson2JsonRedisSerializer.setObjectMapper(om);
        //获取Redis缓存配置
        RedisCacheConfiguration cacheConfig = RedisCacheConfiguration.defaultCacheConfig();
        RedisCacheConfiguration redisCacheConfiguration = cacheConfig
                //配置缓存失效时间100秒
                .entryTtl(Duration.ofSeconds(100))
                .serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(redisSerializer))
                .serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(jackson2JsonRedisSerializer));
        RedisCacheManager cacheManager = RedisCacheManager.builder(factory).cacheDefaults(redisCacheConfiguration)
                .build();
        return cacheManager;

    }

}