/// <summary>
/// Private method for converting AppointmentContract to an Appointment entity.
/// </summary>
/// <param name="appointment">The updated appointment object</param>
/// <returns>Appointment</returns>
private static Appointment getAppointmentModelType(AppointmentContract appointment)
{
DateTime startDt;
DateTime endDt;
int id;
Appointment appt = new Appointment();
try
{
DateTime.TryParse(appointment.StartTime, out startDt);
DateTime.TryParse(appointment.EndTime, out endDt);
Int32.TryParse(appointment.ID, out id);
appt.ID = id;
appt.FirstName = appointment.FirstName;
appt.LastName = appointment.LastName;
appt.StartTime = startDt;
appt.EndTime = endDt;
appt.Comments = appointment.Comments;
}
catch (Exception)
{
throw;
}
return(appt);
}
/// <summary>
/// The ListAppointments operation maps to HTTP GET method for fetching appointments.
/// </summary>
/// <param name="startTime">Start time</param>
/// <param name="endTime">End time</param>
/// <returns>Success flag, error message and appointment list.</returns>
public ApiResponse ListAppointments(String startTime, String endTime)
{
List <AppointmentContract> results = new List <AppointmentContract>();
List <Appointment> appts = null;
ApiResponse response = new ApiResponse();
bool success = false;
DateTime startDt;
DateTime endDt;
try
{
DateTime.TryParse(startTime, out startDt);
DateTime.TryParse(endTime, out endDt);
if (String.IsNullOrEmpty(startTime) && String.IsNullOrEmpty(endTime))
{
appts = AppointmentSchedulingServices.GetAllAppointments();
}
else if ((!String.IsNullOrEmpty(startTime) && !String.IsNullOrEmpty(endTime)) &&
(startDt != null && endDt != null) && (startDt <= endDt))
{
appts = AppointmentSchedulingServices.GetAppointmentsByDateRange(startDt, endDt);
}
else
{
response.ErrorMessage = "Invalid filters";
}
if (String.IsNullOrEmpty(response.ErrorMessage) && appts != null)
{
foreach (Appointment appt in appts)
{
AppointmentContract tmpApptmnt = new AppointmentContract();
tmpApptmnt.ID = appt.ID.ToString();
tmpApptmnt.StartTime = appt.StartTime.ToString();
tmpApptmnt.EndTime = appt.EndTime.ToString();
tmpApptmnt.FirstName = appt.FirstName;
tmpApptmnt.LastName = appt.LastName;
tmpApptmnt.Comments = appt.Comments;
results.Add(tmpApptmnt);
}
success = true;
}
}
catch (Exception e)
{
response.ErrorMessage = "Error listing appointments --> " + e.Message.ToString();
}
finally
{
response.Success = success.ToString();
response.Appointments = (results.Count > 0) ? results : null;
}
return(response);
}
/// <summary>
/// The UpdateAppointment operation maps to HTTP POST method for modifying existing appointments.
/// </summary>
/// <param name="appointment">The updated appointment object</param>
/// <returns>Success flag and Error message</returns>
public ApiResponse UpdateAppointment(AppointmentContract appointment)
{
Appointment appt;
bool success = false;
ApiResponse response = new ApiResponse();
try
{
if (!(String.IsNullOrEmpty(appointment.FirstName) ||
String.IsNullOrEmpty(appointment.LastName) ||
String.IsNullOrEmpty(appointment.StartTime) ||
String.IsNullOrEmpty(appointment.EndTime) ||
String.IsNullOrEmpty(appointment.ID)))
{
appt = AppointmentSvc.getAppointmentModelType(appointment);
if ((appt.StartTime > DateTime.Now) && (appt.StartTime <= appt.EndTime))
{
if (appt.ID > 0)
{
success = AppointmentSchedulingServices.UpdateAppointment(appt);
}
else
{
response.ErrorMessage = "Missing identifier!";
}
}
else
{
response.ErrorMessage = "Please select a date in the future.";
}
}
}
catch (Exception e)
{
response.ErrorMessage = "Error updating appointment --> " + e.Message.ToString();
}
finally
{
response.Success = success.ToString();
}
return(response);
}
