SparkClient/Model/Extension/CommonExtension.cs

namespace SparkClient.Model.Extension;

public static class CommonExtension
{
    public static string ToSafeString(this object obj)
    {
        if (null == obj)
        {
            return "";
        }
        else
        {
            return obj.ToString( );
        }
    }
    public static bool IsNullOrEmpty(this string str)
    {
        return String.IsNullOrEmpty(str);
    }

    public static string toMD5Code(this object obj)
    {
        if (null == obj)
        {
            return Helper.Common.GenerateMd5Hash(DateTime.UtcNow.ToString("yyyy-MM-dd HH:mm:ss.fff"));
        }
        else
        {
            var str = $"{DateTime.UtcNow.ToString("yyyy-MM-dd HH:mm:ss.fff")}-{obj.GetHashCode()}-{Helper.Common.AesKey}";
            return Helper.Common.GenerateMd5Hash(str);
        }
    }
}