/// <summary>
/// 获取日期的日常表达形式，要求最近三天依次用 {今天，昨天，前天} 表示
/// </summary>
/// <param name="day"></param>
/// <returns>要求最近三天依次用 {今天、昨天、前天} 表示</returns>
public static String ToDayString(DateTime day)
{
var today = DateTools.GetNow();
if (day.Kind == DateTimeKind.Utc)
{
day = new DateTime(day.Year, day.Month, day.Day, day.Hour, day.Minute, day.Second, day.Millisecond, DateTimeKind.Unspecified).AddHours(DateTools.TimeZone);
}
else if (day.Kind == DateTimeKind.Local)
{
day = day.ToUniversalTime();
day = new DateTime(day.Year, day.Month, day.Day, day.Hour, day.Minute, day.Second, day.Millisecond, DateTimeKind.Unspecified).AddHours(DateTools.TimeZone);
}
if (IsDayEqual(day, today))
{
return(Runtime.Lang.Get("today"));
}
if (IsDayEqual(day, today.AddDays(-1)))
{
return(Runtime.Lang.Get("yesterday"));
}
if (IsDayEqual(day, today.AddDays(-2)))
{
return(Runtime.Lang.Get("thedaybeforeyesterday"));
}
return(day.ToString("yyyy-MM-dd"));
}
/// <summary>
/// 获取时间的日常表达形式，格式为 {**小时前，**分钟前，**秒前}，以及 {昨天，前天}
/// </summary>
/// <param name="t"></param>
/// <returns>格式为 {**小时前，**分钟前，**秒前}，以及 {昨天，前天}</returns>
public static String ToTimeString(DateTime t)
{
var now = DateTools.GetNow();
if (t.Kind == DateTimeKind.Utc)
{
t = new DateTime(t.Year, t.Month, t.Day, t.Hour, t.Minute, t.Second, t.Millisecond, DateTimeKind.Unspecified).AddHours(DateTools.TimeZone);
}
else if (t.Kind == DateTimeKind.Local)
{
t = t.ToUniversalTime();
t = new DateTime(t.Year, t.Month, t.Day, t.Hour, t.Minute, t.Second, t.Millisecond, DateTimeKind.Unspecified).AddHours(DateTools.TimeZone);
}
var span = now.Subtract(t);
if (cvt.IsDayEqual(t, now))
{
if (span.Hours > 0)
{
return(span.Hours + Runtime.Lang.Get("houresAgo"));
}
else
{
if (span.Minutes == 0)
{
if (span.Seconds == 0)
{
return(Runtime.Lang.Get("justNow"));
}
else
{
return(span.Seconds + Runtime.Lang.Get("secondAgo"));
}
}
else
{
return(span.Minutes + Runtime.Lang.Get("minuteAgo"));
}
}
}
if (cvt.IsDayEqual(t, now.AddDays(-1)))
{
return(Runtime.Lang.Get("yesterday"));
}
else if (cvt.IsDayEqual(t, now.AddDays(-2)))
{
return(Runtime.Lang.Get("thedaybeforeyesterday"));
}
else
{
return(t.ToString("yyyy-MM-dd"));
}
}