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2023-12-13 113d1d4262d8f9e78a9d92123713c41669ad6c87

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using System.IO;
 
using System.Text;
using System;
 
namespace WIDESEA_Core.Utilities
{
  public class DateTimeHelper
  {
        public static string FriendlyDate(DateTime? date)
        {
            if (!date.HasValue) return string.Empty;
 
            string strDate = date.Value.ToString("yyyy-MM-dd");
            string vDate = string.Empty;
            if(DateTime.Now.ToString("yyyy-MM-dd")==strDate)
            {
                vDate = "今天";
            }
            else if (DateTime.Now.AddDays(1).ToString("yyyy-MM-dd") == strDate)
            {
                vDate = "明天";
            }
            else if (DateTime.Now.AddDays(2).ToString("yyyy-MM-dd") == strDate)
            {
                vDate = "后天";
            }
            else if (DateTime.Now.AddDays(-1).ToString("yyyy-MM-dd") == strDate)
            {
                vDate = "昨天";
            }
            else if (DateTime.Now.AddDays(-2).ToString("yyyy-MM-dd") == strDate)
            {
                vDate = "前天";
            }
            else
            {
                vDate = strDate;
            }
 
            return vDate;
        }
  }
}