//! Multi-level caching with eviction policies
//!
//! Provides high-performance caching layers for event data.

/// Cache configuration
#[derive(Debug, Clone)]
pub struct CacheConfig {
    pub max_size: usize,
    pub ttl_seconds: u64,
    pub eviction_policy: EvictionPolicy,
}

#[derive(Debug, Clone)]
pub enum EvictionPolicy {
    LRU,
    LFU,
    FIFO,
}

impl Default for CacheConfig {
    fn default() -> Self {
        Self {
            max_size: 10000,
            ttl_seconds: 3600,
            eviction_policy: EvictionPolicy::LRU,
        }
    }
}

/// Cache manager
pub struct CacheManager {
    #[allow(dead_code)] // Cache configuration settings (stored but not currently accessed in implementation)
    config: CacheConfig,
}

impl CacheManager {
    pub fn new(config: CacheConfig) -> Self {
        Self { config }
    }
}