namespace WIDESEAWCS_RedisService.RateLimiting
{
    public interface IRateLimitingService
    {
        /// <summary>
        /// 固定窗口限流
        /// </summary>
        bool IsAllowed(string key, int maxRequests, TimeSpan window);

        /// <summary>
        /// 滑动窗口限流
        /// </summary>
        bool IsAllowedSliding(string key, int maxRequests, TimeSpan window);

        /// <summary>
        /// 令牌桶限流
        /// </summary>
        bool TryAcquireToken(string key, int maxTokens, int refillRate, TimeSpan refillInterval);

        /// <summary>
        /// 获取剩余请求数
        /// </summary>
        long GetRemainingRequests(string key, int maxRequests, TimeSpan window);
    }
}