/// <summary>
/// Splits the avaiable date from overlapping reservations.
/// </summary>
/// <param name = "avail">The avail.</param>
/// <param name = "overlappingDates">The overlapping dates.</param>
/// <returns></returns>
private static IEnumerable<AppointmentObj> SplitAvaiableDateFromOverlappingReservations(
AppointmentObj avail, IEnumerable<AppointmentObj> overlappingDates)
{
var aList = new List<AppointmentObj>();
//Stores current date placeholder
DateTime? currentStart = null;
//Stores how many hours are valid
var currentHours = 1;
//Iterates over times incrementing by 1 hour checking for overlap
for (var date = avail.Start; date.Date < avail.End; date = date.AddHours(1))
{
//if date is >= the end date then break;
if (date >= avail.End)
break;
var dateForQuery = date;
//Check current hour range 12-13 and detect any overlaps with reserved dates
if (overlappingDates.Any(t => AppointmentObj.OverlapsWith(t,
new AppointmentObj("Available", dateForQuery, dateForQuery.AddHours(1), "", "", "", avail.UserId, false, avail.DbId))))
{
//Found Overlap
//Current date is set but now out of range
//Need to create appointment object);
if (currentStart != null)
{
aList.Add(new AppointmentObj("Available", ((DateTime) currentStart),
((DateTime) currentStart).AddHours(currentHours), "", "", "", avail.UserId, false, avail.DbId));
currentStart = null; //Reset
currentHours = 1; //Reset
}
}
else
{
if (currentStart == null)
//New valid date range found
currentStart = date;
else
//Still current date range extend
currentHours++;
}
}
//Finished looping valid date still stored
if (currentStart != null)
{
aList.Add(new AppointmentObj("Available", ((DateTime) currentStart),
((DateTime) currentStart).AddHours(currentHours), "", "", "", avail.UserId, false, avail.DbId));
}
return aList;
}
/// <summary>
/// Processes the availability date over lap.
/// </summary>
/// <param name = "reservationList">The reservation list.</param>
/// <param name = "availabilityList">The availability list.</param>
/// <returns></returns>
private static IEnumerable<AppointmentObj> ProcessAvailabilityDateOverLap(IEnumerable<AppointmentObj> reservationList, IEnumerable<AppointmentObj> availabilityList)
{
var apptList = new List<AppointmentObj>();
foreach (var avail in availabilityList)
{
var avilForQuery = avail;
//Check if current availability date overlaps with any reserved dates.
var overLapList = (from d in reservationList where AppointmentObj.OverlapsWith(d, avilForQuery) select d).ToList();
//If no overlap then simply add to list
if (overLapList.Count == 0)
apptList.Add(avail);
else
{
//Overlap found handle breaking availability across reserved dates.
var splitList = SplitAvaiableDateFromOverlappingReservations(avail, overLapList);
apptList.AddRange(splitList);
}
}
return apptList;
}
/// <summary>
/// Handles the Click event of the _btnAddDates control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
protected void _btnAddDates_Click(object sender, EventArgs e)
{
var date = (DateTime)_rdpDate.DbSelectedDate;
var startTime = ((DateTime)_rtpStartTime.DbSelectedDate).TimeOfDay;
var endTime = ((DateTime)_rtpEndTime.DbSelectedDate).TimeOfDay;
var appt = new AppointmentObj
{
Busy = true,
Days = String.Empty,
End = date.Add(endTime),
Start = date.Add(startTime),
};
var isVald = GetIsValdAddDates(startTime, endTime);
if (isVald == false)
{
return;
}
foreach (var d in ReservedAppt)
{
if ((d.ToAppointmentObj().Start == appt.Start && d.ToAppointmentObj().End == appt.End) || (d.ToAppointmentObj().Start.Date == date && !appt.AllowedToAdd(d.ToAppointmentObj())))
{
WriteToBothFeedback(FeedbackType.Error, "Date conflicts with existing reserved date");
return;
}
}
var db = new UrbanDataContext();
var currentAvailabilityDates = RoomAvailabilityUtilities.GetAppointmentObjsWithRecurring(ref db, DateTime.MinValue, DateTime.MaxValue, RoomId).Where(t => t.Start.Date == date && t.End.Date == date).ToList();
var validToAdd = false;
foreach (var c in currentAvailabilityDates)
{
if (c.Busy == false && appt.AllowedToAdd(c))
{
validToAdd = true;
}
else if (c.Busy == true && appt.OverlapsWith(c))
{
validToAdd = false;
break;
}
}
if (validToAdd)
{
WriteToBothFeedback(FeedbackType.Success, "Date Added");
ReservedAppt.Add(new ReserveRoomTempObject {
Date = date, End = endTime, Start = startTime
});
}
else
{
WriteFeedBackMaster(FeedbackType.Error, "Date is not valid or overlaps with another date");
}
_rgAvailableTimes.Rebind();
}
