using IM_API.Models;

namespace IM_API.Interface.Services
{
    public interface ICacheService
    {
        /// <summary>
        /// 设置缓存
        /// </summary>
        /// <typeparam name="T">缓存对象类型</typeparam>
        /// <param name="key">缓存索引值</param>
        /// <param name="value">要缓存的对象</param>
        /// <param name="expiration">过期时间</param>
        /// <returns></returns>
        Task SetAsync<T>(string key, T value, TimeSpan? expiration = null);
        /// <summary>
        /// 获取缓存
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key">缓存索引</param>
        /// <returns></returns>
        Task<T?> GetAsync<T>(string key);
        /// <summary>
        /// 删除缓存
        /// </summary>
        /// <param name="key">缓存索引</param>
        /// <returns></returns>
        Task RemoveAsync(string key);
        /// <summary>
        /// 设置用户缓存
        /// </summary>
        /// <param name="user"></param>
        /// <returns></returns>
        Task SetUserCacheAsync(User user);
        /// <summary>
        /// 通过用户名获取用户缓存
        /// </summary>
        /// <param name="username"></param>
        /// <returns></returns>
        Task<User?> GetUserCacheAsync(string username);
        /// <summary>
        /// 删除用户缓存
        /// </summary>
        /// <param name="id"></param>
        /// <param name="username"></param>
        /// <returns></returns>
        Task RemoveUserCacheAsync(string username);
    }
}