#region 友好显示时间
/// <summary>
/// 友好显示时间
/// </summary>
/// <param name="date"></param>
/// <returns></returns>
public static string ShowTime(DateTime date)
{
const int SECOND = 1;
const int MINUTE = 60 * SECOND;
const int HOUR = 60 * MINUTE;
const int DAY = 24 * HOUR;
const int MONTH = 30 * DAY;
TimeSpan ts = DateTime.Now - date;
double delta = ts.TotalSeconds;
if (delta < 0)
{
return "not yet";
}
if (delta < 1 * MINUTE)
{
return ts.Seconds == 1 ? "1秒前" : ts.Seconds + "秒前";
}
if (delta < 2 * MINUTE)
{
return "1分钟之前";
}
if (delta < 45 * MINUTE)
{
return ts.Minutes + "分钟";
}
if (delta < 90 * MINUTE)
{
return "1小时前";
}
if (delta < 24 * HOUR)
{
return ts.Hours + "小时前";
}
if (delta < 48 * HOUR)
{
return "昨天";
}
if (delta < 30 * DAY)
{
return ts.Days + " 天之前";
}
if (delta < 12 * MONTH)
{
int months = Convert.ToInt32(Math.Floor((double)ts.Days / 30));
return months <= 1 ? "一个月之前" : months + "月之前";
}
else
{
int years = Convert.ToInt32(Math.Floor((double)ts.Days / 365));
return years <= 1 ? "一年前" : years + "年前";
}
}
#endregion
