using Snowflake.Core;

namespace DS.Module.Core;

/// <summary>
/// Guid工具类
/// </summary>
public class GuidHelper
{
    /// <summary>
    /// 生成50位有序Guid
    /// </summary>
    /// <returns></returns>
    public static string GetSequentialGuid()
    {
        string guid = Guid.NewGuid().ToString();
        var timeStr = (DateTime.Now.Ticks / 10000).ToString("x8");
        var newGuid = $"{timeStr.PadLeft(13, '0')}-{guid}";
        return newGuid;
    }

    /// <summary>
    /// 由连字符分隔的32位数字
    /// </summary>
    /// <returns></returns>
    private static string GetGuid()
    {
        System.Guid guid = new Guid();
        guid = Guid.NewGuid();
        return guid.ToString();
    }

    /// <summary>  
    /// 根据GUID获取16位的唯一字符串  
    /// </summary>  
    /// <param name=\"guid\"></param>  
    /// <returns></returns>  
    public static string GuidTo16String()
    {
        long i = 1;
        foreach (byte b in Guid.NewGuid().ToByteArray())
            i *= ((int)b + 1);
        return string.Format("{0:x}", i - DateTime.Now.Ticks);
    }

    /// <summary>  
    /// 根据GUID获取19位的唯一数字序列  
    /// </summary>  
    /// <returns></returns>  
    public static long GuidToLongID()
    {
        byte[] buffer = Guid.NewGuid().ToByteArray();
        return BitConverter.ToInt64(buffer, 0);
    }

    public static string GetSnowflakeId()
    {
        var worker = new IdWorker(1, 1);
        long id = worker.NextId();
        return id.ToString();
    }
}