package com.fs.core.config;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.redisson.Redisson;
import org.redisson.api.RedissonClient;
import org.redisson.config.Config;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.cache.annotation.EnableCaching;
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.serializer.StringRedisSerializer;

/**
 * redis配置
 *

 */
@Configuration
@EnableCaching
public class RedisConfig extends CachingConfigurerSupport
{

    @Value("${spring.redis.host:localhost}")
    private String host;

    @Value("${spring.redis.port:6379}")
    private int port;

    @Value("${spring.redis.password:}")
    private String password;

    @Value("${spring.redis.database:0}")
    private int database;

    @Bean
    @SuppressWarnings(value = { "unchecked", "rawtypes" })
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory connectionFactory)
    {
        RedisTemplate<String, Object> template = new RedisTemplate<>();
        template.setConnectionFactory(connectionFactory);

        FastJson2JsonRedisSerializer serializer = new FastJson2JsonRedisSerializer(Object.class);

        ObjectMapper mapper = new ObjectMapper();
        mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
        serializer.setObjectMapper(mapper);

        template.setValueSerializer(serializer);
        // 使用StringRedisSerializer来序列化和反序列化redis的key值
        template.setKeySerializer(new StringRedisSerializer());
        template.afterPropertiesSet();
        return template;
    }

    /**
     * 配置Redisson客户端
     */
    @Bean
    public RedissonClient redissonClient() {
        Config config = new Config();

        // 构建Redis连接地址
        String redisUrl = "redis://" + host + ":" + port;

        // 单节点模式配置
        if (password != null && !password.isEmpty()) {
            config.useSingleServer()
                    .setAddress(redisUrl)
                    .setDatabase(database)
                    .setPassword(password);
        } else {
            config.useSingleServer()
                    .setAddress(redisUrl)
                    .setDatabase(database);
        }

        // 连接池配置
        config.useSingleServer()
                .setConnectionMinimumIdleSize(8)
                .setConnectionPoolSize(32)
                .setIdleConnectionTimeout(10000);

        return Redisson.create(config);
    }
}
