package com.guwan.backend.config;

import com.github.benmanes.caffeine.cache.Caffeine;
import com.guwan.backend.controller.monitor.CacheMonitor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.cache.CacheManager;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.cache.caffeine.CaffeineCacheManager;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import java.util.concurrent.TimeUnit;
import static com.guwan.backend.constant.CacheConstants.CACHE_LIST;

@Slf4j
@EnableCaching
@Configuration
public class CaffeineConfig {

    @Bean
    @Primary
    public CacheManager caffeineCacheManager() {
        CaffeineCacheManager cacheManager = new CaffeineCacheManager();
        cacheManager.setCaffeine(Caffeine.newBuilder()
                .recordStats()
                .expireAfterAccess(60, TimeUnit.MINUTES)
                .initialCapacity(100)
                .maximumSize(1000));
        
        cacheManager.setCacheNames(CACHE_LIST);
        return cacheManager;
    }

    @Bean
    public CacheMonitor cacheMonitor(CacheManager cacheManager) {
        return new CacheMonitor(cacheManager);
    }
}