/// <summary>
/// Overloaded method of available rooms to set SearchParametersWithType
/// </summary>
/// <param name="meetingDays">Meetings days of a course</param>
/// <param name="startTime">The start time of a course</param>
/// <param name="endTime">The end time of a course.</param>
/// <param name="minCapacity">The minimum capacity for a course.</param>
/// <param name="type">The type of room</param>
/// <returns></returns>
public IEnumerable <Room> AvailableRooms(List <DayOfWeek> meetingDays, TimeSpan startTime, TimeSpan endTime, int minCapacity, string type)
{
SearchParametersWithType searchParameters = new SearchParametersWithType();
searchParameters.MeetingDays = meetingDays;
searchParameters.StartTime = startTime;
searchParameters.EndTime = endTime;
searchParameters.Capacity = minCapacity;
searchParameters.Duration = endTime - startTime;
searchParameters.Type = type;
return(ScheduleSlotsAvailable(searchParameters).ConvertAll(x => x.RoomAvailable).Distinct());
}
/// <summary>
/// Overloaded method of ScheduleSlotsAvailable to search for rooms with regards to type
/// </summary>
/// <param name="searchParameters">The parameters for the available room search.</param>
/// <returns>The available schedule slots</returns>
public List <ScheduleSlot> ScheduleSlotsAvailable(SearchParametersWithType searchParameters)
{
var coursesGroupedByRoom = from room in roomRepository.Rooms
where room.Capacity >= searchParameters.Capacity && room.RoomType == searchParameters.Type
join course in courseRepository.Courses on room equals course.RoomAssignment into courseGroup
select new { Room = room, Courses = courseGroup };
List <ScheduleSlot> availableSlots = new List <ScheduleSlot>();
foreach (var courseGroup in coursesGroupedByRoom)
{
List <Course> courses = courseGroup.Courses
.Where(x => x.NeedsRoom && x.MeetingDays.Intersect(searchParameters.MeetingDays).Count(z => true) != 0 && x.StartTime.HasValue && !(x.StartTime.Value >= searchParameters.EndTime || x.EndTime <= searchParameters.StartTime))
.OrderBy(x => x.StartTime.Value)
.ToList();
//Check there is no courses in that slot.
if (courses.Count == 0)
{
availableSlots.Add(
new ScheduleSlot()
{
RoomAvailable = courseGroup.Room,
StartTime = searchParameters.StartTime,
EndTime = searchParameters.EndTime,
MeetingDays = searchParameters.MeetingDays.AsEnumerable()
});
continue;
}
//Calculate duraction of the course.
if (courses[0].StartTime - searchParameters.StartTime >= searchParameters.Duration)
{
availableSlots.Add(
new ScheduleSlot()
{
RoomAvailable = courseGroup.Room,
StartTime = searchParameters.StartTime,
EndTime = courses[0].StartTime.Value,
MeetingDays = searchParameters.MeetingDays.AsEnumerable()
});
}
for (int i = 0; i < courses.Count - 1; i++)
{
if (courses[i + 1].StartTime - courses[i].EndTime >= searchParameters.Duration)
{
availableSlots.Add(
new ScheduleSlot()
{
RoomAvailable = courseGroup.Room,
StartTime = courses[i].EndTime.Value,
EndTime = courses[i + 1].StartTime.Value,
MeetingDays = searchParameters.MeetingDays.AsEnumerable()
});
}
}
if (searchParameters.EndTime - courses.Last().EndTime.Value >= searchParameters.Duration)
{
availableSlots.Add(
new ScheduleSlot()
{
RoomAvailable = courseGroup.Room,
StartTime = courses.Last().EndTime.Value,
EndTime = searchParameters.EndTime,
MeetingDays = searchParameters.MeetingDays.AsEnumerable()
});
}
}
return(availableSlots);
}