private static PairFrequency CalculateDefinedDate(string content, int firstWeek, out string reducedText)
{
var days = PartParseHelper.GetEntries(content, new[] { DefinedDatePattern }).ToList();
if (!days.Any())
{
throw new Exception("Не найдено ни одной определенной даты.");
}
reducedText = PartParseHelper.RemoveEntries(content, DefinedDatePattern, NumeratorPattern, DenominatorPattern);
var firstDate = days.First().Groups[0].Value;
var weekNumber = (GetWeekNumber(firstDate) - firstWeek) / 4;
switch (weekNumber)
{
case 0:
return(PairFrequency.Numerator1);
case 1:
return(PairFrequency.Denominator1);
case 2:
return(PairFrequency.Numerator2);
default:
return(PairFrequency.Denominator2);
}
}
private static Room GetRoom(string content)
{
var rooms = PartParseHelper.GetEntries(content, new [] { Pattern }).Select(ParseRoom).ToList();
if (rooms.Count != 1)
{
throw new Exception("Невозможно однозначно определить аудиторию.");
}
return(rooms.Single());
}
private static PairFrequency ParseFrequency(string content, out string reducedText)
{
bool isNumerator = PartParseHelper.CheckEntry(content, NumeratorPattern);
bool isDenominator = PartParseHelper.CheckEntry(content, DenominatorPattern);
reducedText = PartParseHelper.RemoveEntries(content, NumeratorPattern, DenominatorPattern);
if (isNumerator && isDenominator)
{
throw new NotImplementedException("Парсинг пары с числителем и знаменателем не поддерживается.");
}
if (isNumerator)
{
return(PairFrequency.EveryNumerator);
}
if (isDenominator)
{
return(PairFrequency.EveryDenominator);
}
return(PairFrequency.EveryWeek);
}
private static bool IsDefinedData(string content)
{
return(PartParseHelper.CheckEntry(content, DefinedDatePattern));
}
private static string RemoveRoom(string content)
{
return(PartParseHelper.RemoveEntries(content, Pattern));
}
