namespace IM_API.Tools { public static class RedisKeys { public static string GetUserinfoKey(string userId) => $"user::uinfo::{userId}"; public static string GetUserinfoKeyByUsername(string username) => $"user::uinfobyid::{username}"; public static string GetSequenceIdKey(string streamKey) => $"chat::seq::{streamKey}"; public static string GetSequenceIdLockKey(string streamKey) => $"lock::seq::{streamKey}"; public static string GetConnectionIdKey(string userId) => $"signalr::user::con::{userId}"; } }