package com.dtb.portal.config.redis;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.cache.interceptor.KeyGenerator;
import org.springframework.context.annotation.Bean;
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.StringRedisSerializer;
import org.springframework.stereotype.Component;

import java.lang.reflect.Method;


@Component
public class RedisConfig {

	@Bean
	public KeyGenerator keyGenerator() {
		return new KeyGenerator() {

			@Override
			public Object generate(Object target, Method method, Object... params) {
				StringBuilder sb = new StringBuilder();
				sb.append(target.getClass().getName());
				sb.append(method.getName());
				for(Object obj : params) {
					sb.append(obj.toString());
				}
				return sb.toString();
			}
		};
	}
	
	@Bean
	public RedisTemplate redisTemplate(RedisConnectionFactory redisConnectionFactory) {
		RedisTemplate<String, Object> template = new RedisTemplate<String, Object>();
		template.setConnectionFactory(redisConnectionFactory);
		template.setKeySerializer(new StringRedisSerializer());
		Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
		StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
		ObjectMapper om = new ObjectMapper();
		om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
		om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
		jackson2JsonRedisSerializer.setObjectMapper(om);
		template.setValueSerializer(stringRedisSerializer);
		template.setHashKeySerializer(stringRedisSerializer);
		template.setHashValueSerializer(jackson2JsonRedisSerializer);
		return template;
	}
	
}