namespace molilian.core
{
    public partial class TkPoolCore
    {
        /// <summary>
        /// 选择万能解析账号。解析池独立于转链节点及 enable_parse 配置。
        /// </summary>
        public static async Task<TkPoolDTO?> GetGeneralLinkParseAccountAsync()
        {
            var accounts = await ListAsync().ConfigureAwait(false);
            if (accounts == null) return null;

            foreach (var account in accounts.OrderBy(_ => Random.Shared.Next()))
            {
                if (!account.status || account.is_banned || !account.enable_general_link_parse_pool ||
                    !HasGeneralLinkParseCredentials(account) || !PassesFastAccountChecks(account, TkAction.all))
                    continue;

                DateTime now = DateTime.Now;
                if (account.daily_calls_limit > 0 &&
                    RiskControlCore.GetCalls(TkChannelEnum.tb, account.id, now.ToString("yyyyMMdd")) >= account.daily_calls_limit)
                    continue;
                if (account.hourly_calls_limit > 0 &&
                    RiskControlCore.GetCalls(TkChannelEnum.tb, account.id, now.ToString("yyyyMMddHH")) >= account.hourly_calls_limit)
                    continue;

                if (TryAcquireQps(account)) return account;
            }
            return null;
        }

        private static bool HasGeneralLinkParseCredentials(TkPoolDTO account)
        {
            if (string.IsNullOrWhiteSpace(account.appkey) || string.IsNullOrWhiteSpace(account.appSecret) ||
                string.IsNullOrWhiteSpace(account.open_pid))
                return false;

            string[] pidParts = account.open_pid.Split('_');
            return pidParts.Length == 4 && pidParts[0] == "mm" &&
                !string.IsNullOrWhiteSpace(pidParts[1]) && !string.IsNullOrWhiteSpace(pidParts[2]) &&
                long.TryParse(pidParts[3], out long adzoneId) && adzoneId > 0;
        }
    }
}