/// <summary>
/// This method parses the string passed into a time value using
/// the format specified.
/// </summary>
/// <param name="str">The string to parse.</param>
/// <param name="format">The enumeration specifying the input format.</param>
/// <returns>The time value or <c>null</c> if the operation failed.</returns>
public static UnixTime Parse(string str, UnixTimeFormat format)
{
switch (format)
{
case UnixTimeFormat.Time64:
long ticks;
try
{
ticks = long.Parse(str) * TimeSpan.TicksPerSecond;
return(new UnixTime(unixTimeZero + new TimeSpan(ticks)));
}
catch
{
return(null);
}
case UnixTimeFormat.YYYYMMDDHHMMSS:
int year, month, day, hour, min, sec;
if (str.Length != 14)
{
return(null);
}
try
{
year = int.Parse(str.Substring(0, 4));
month = int.Parse(str.Substring(4, 2));
day = int.Parse(str.Substring(6, 2));
hour = int.Parse(str.Substring(8, 2));
min = int.Parse(str.Substring(10, 2));
sec = int.Parse(str.Substring(12, 2));
return(new UnixTime(year, month, day, hour, min, sec));
}
catch
{
return(null);
}
default:
Assertion.Test(false, "Unexpected time format.");
return(null);
}
}
/// <summary>
/// This method formats the time into a string using the
/// format type passed.
/// </summary>
/// <param name="format">The enumerator specifying the desired output format.</param>
public string Format(UnixTimeFormat format)
{
switch (format)
{
case UnixTimeFormat.Time64:
var delta = this.time - unixTimeZero;
return((delta.Ticks / TimeSpan.TicksPerSecond).ToString());
case UnixTimeFormat.YYYYMMDDHHMMSS:
return(string.Format("{0:D4}{1:D2}{2:D2}{3:D2}{4:D2}{5:D2}", time.Year, time.Month, time.Day, time.Hour, time.Minute, time.Second));
default:
Assertion.Test(false, "Unexpected time format.");
return("");
}
}
/// <summary>
/// Initializes a new converter for the specified <paramref name="format"/>.
/// </summary>
/// <param name="format">The format to be used when serializing to JSON.</param>
public UnixTimeConverter(UnixTimeFormat format)
{
Format = format;
}
/// <summary>
/// Initializes a new converter with default options.
/// </summary>
public UnixTimeConverter()
{
Format = UnixTimeFormat.Seconds;
}
