public static List <DiaryEvent> LoadAllAppointmentsInDateRange(double start, double end)
{
var fromDate = ConvertFromUnixTimestamp(start);
var toDate = ConvertFromUnixTimestamp(end);
using (HotelEntities ent = new HotelEntities())
{
var rslt = ent.AppointmentDiary.Where(s => s.DateTimeScheduled >= fromDate && System.Data.Objects.EntityFunctions.AddMinutes(s.DateTimeScheduled, s.AppointmentLength) <= toDate);
List <DiaryEvent> result = new List <DiaryEvent>();
foreach (var item in rslt)
{
DiaryEvent rec = new DiaryEvent();
rec.ID = item.ID;
rec.SomeImportantKeyID = item.SomeImportantKey;
rec.StartDateString = item.DateTimeScheduled.ToString("s"); // "s" is a preset format that outputs as: "2009-02-27T12:12:22"
rec.EndDateString = item.DateTimeScheduled.AddMinutes(item.AppointmentLength).ToString("s"); // field AppointmentLength is in minutes
rec.Title = item.Title + " - " + item.AppointmentLength.ToString() + " mins";
rec.StatusString = Enums.GetName <AppointmentStatus>((AppointmentStatus)item.StatusENUM);
rec.StatusColor = Enums.GetEnumDescription <AppointmentStatus>(rec.StatusString);
string ColorCode = rec.StatusColor.Substring(0, rec.StatusColor.IndexOf(":"));
rec.ClassName = rec.StatusColor.Substring(rec.StatusColor.IndexOf(":") + 1, rec.StatusColor.Length - ColorCode.Length - 1);
rec.StatusColor = ColorCode;
result.Add(rec);
}
return(result);
}
}
public static List <DiaryEvent> LoadAppointmentSummaryInDateRange(double start, double end)
{
var fromDate = ConvertFromUnixTimestamp(start);
var toDate = ConvertFromUnixTimestamp(end);
using (HotelEntities ent = new HotelEntities())
{
var rslt = ent.AppointmentDiary.Where(s => s.DateTimeScheduled >= fromDate && System.Data.Objects.EntityFunctions.AddMinutes(s.DateTimeScheduled, s.AppointmentLength) <= toDate)
.GroupBy(s => System.Data.Objects.EntityFunctions.TruncateTime(s.DateTimeScheduled))
.Select(x => new { DateTimeScheduled = x.Key, Count = x.Count() });
List <DiaryEvent> result = new List <DiaryEvent>();
int i = 0;
foreach (var item in rslt)
{
DiaryEvent rec = new DiaryEvent();
rec.ID = i; //we dont link this back to anything as its a group summary but the fullcalendar needs unique IDs for each event item (unless its a repeating event)
rec.SomeImportantKeyID = -1;
string StringDate = string.Format("{0:yyyy-MM-dd}", item.DateTimeScheduled);
rec.StartDateString = StringDate + "T00:00:00"; //ISO 8601 format
rec.EndDateString = StringDate + "T23:59:59";
rec.Title = "Booked: " + item.Count.ToString();
result.Add(rec);
i++;
}
return(result);
}
}
public static void UpdateDiaryEvent(int id, string NewEventStart, string NewEventEnd)
{
// EventStart comes ISO 8601 format, eg: "2000-01-10T10:00:00Z" - need to convert to DateTime
using (HotelEntities ent = new HotelEntities()) {
var rec = ent.AppointmentDiary.FirstOrDefault(s => s.ID == id);
if (rec != null)
{
DateTime DateTimeStart = DateTime.Parse(NewEventStart, null, DateTimeStyles.RoundtripKind).ToLocalTime(); // and convert offset to localtime
rec.DateTimeScheduled = DateTimeStart;
if (!String.IsNullOrEmpty(NewEventEnd))
{
TimeSpan span = DateTime.Parse(NewEventEnd, null, DateTimeStyles.RoundtripKind).ToLocalTime() - DateTimeStart;
rec.AppointmentLength = Convert.ToInt32(span.TotalMinutes);
}
ent.SaveChanges();
}
}
}
public static bool CreateNewEvent(string Title, string NewEventDate, string NewEventTime, string NewEventDuration)
{
try
{
HotelEntities ent = new HotelEntities();
AppointmentDiary rec = new AppointmentDiary();
rec.Title = Title;
rec.DateTimeScheduled = DateTime.ParseExact(NewEventDate + " " + NewEventTime, "dd/MM/yyyy HH:mm", CultureInfo.InvariantCulture);
rec.AppointmentLength = Int32.Parse(NewEventDuration);
ent.AppointmentDiary.Add(rec);
ent.SaveChanges();
}
catch (Exception)
{
return(false);
}
return(true);
}
public static bool InitialiseDiary()
{
// init connection to database
HotelEntities ent = new HotelEntities();
try
{
for (int i = 0; i < 30; i++)
{
AppointmentDiary item = new AppointmentDiary();
// record ID is auto generated
item.Title = "Appt: " + i.ToString();
item.SomeImportantKey = i;
item.StatusENUM = GetRandomValue(0, 3); // random is exclusive - we have three status enums
if (i <= 5) // create a few appointments for todays date
{
item.DateTimeScheduled = GetRandomAppointmentTime(false, true);
}
else // rest of appointments on previous and future dates
{
if (i % 2 == 0)
{
item.DateTimeScheduled = GetRandomAppointmentTime(true, false); // flip/flop between date ahead of today and behind today
}
else
{
item.DateTimeScheduled = GetRandomAppointmentTime(false, false);
}
}
item.AppointmentLength = GetRandomValue(1, 5) * 15; // appoiment length in blocks of fifteen minutes in this demo
ent.AppointmentDiary.Add(item);
ent.SaveChanges();
}
}
catch (Exception)
{
return(false);
}
return(ent.AppointmentDiary.Count() > 0);
}