/// <summary>
/// verify if meetup object lies in the offic hours
/// </summary>
/// <param name="objMeetup"></param>
/// <param name="officeHours"></param>
/// <returns> boolean </returns>
public bool ValidateOfficeTimeLimits(Meetup objMeetup, OfficeHours officeHours)
{
try
{
return(objMeetup.MeetupStart.TimeOfDay >= officeHours.StartTime && objMeetup.MeetupEnd.TimeOfDay <= officeHours.EndTime);
}
catch (Exception ex)
{
_logger.LogError(ex.Message);
return(false);
}
}
/// <summary>
/// Get final meetings after various checks
/// </summary>
/// <param name="inputMeetup"></param>
/// <returns> IEnumerable </returns>
public IEnumerable <Meetup> GetValidMeetups(IEnumerable <string> inputMeetup)
{
SortedList <DateTime, Meetup> sortList = new SortedList <DateTime, Meetup>();
Meetup objMeetup = null;
DateTime bookingDate;
OfficeHours officeHours = GetOfficeHours(inputMeetup.ElementAt(0));
foreach (var meet in TransformInputMeetups(inputMeetup))
{
objMeetup = GetAppliedMeetups(meet, out bookingDate);
if (objMeetup == new Meetup())
{
return(Enumerable.Empty <Meetup>());
}
if (ValidateOfficeTimeLimits(objMeetup, officeHours))
{
if (ValidateOverlappingMeetup(objMeetup, sortList))
{
IEnumerable <Meetup> tmpObj = sortList.Values.Where(w => w.MeetupStart >= objMeetup.MeetupStart && w.MeetupEnd <= objMeetup.MeetupEnd);
int counter = tmpObj.Count();
List <DateTime> lstKeys = new List <DateTime>();
while (counter > 0)
{
int index = sortList.IndexOfValue(tmpObj.ElementAt(counter - 1));
if (bookingDate < sortList.Keys.ElementAt(index))
{
lstKeys.Add(sortList.Keys.ElementAt(index));
}
counter--;
}
if (lstKeys.Count() == tmpObj.Count())
{
for (int i = 0; i < lstKeys.Count(); i++)
{
sortList.Remove(lstKeys[i]);
}
}
else
{
continue;
}
}
sortList.Add(bookingDate, objMeetup);
}
}
return(sortList.Values.OrderBy(o => o.MeetupStart));
}
/// <summary>
/// Fetching office hours from first line of input string
/// </summary>
/// <param name="_meetupInput"></param>
/// <returns> Officehours object </returns>
public OfficeHours GetOfficeHours(string _meetupInput)
{
OfficeHours officeHours = new OfficeHours();
try
{
officeHours.StartTime = TimeSpan.Parse(DateTime.ParseExact(_meetupInput.Split(" ")[0], "HHmm", CultureInfo.InvariantCulture).ToString("HH:mm"));
officeHours.EndTime = TimeSpan.Parse(DateTime.ParseExact(_meetupInput.Split(" ")[1], "HHmm", CultureInfo.InvariantCulture).ToString("HH:mm"));
return(officeHours);
}
catch (Exception ex)
{
_logger.LogError(ex.Message);
return(new OfficeHours());
}
}