/// <summary>
/// validate user input; returns true if valid, otherwise returns false
/// <param name="idDept"> idDept is selected by user and cannot be 0 </param>
/// <param name="idDoctor"> idDoctor is selected by user and cannot be 0 </param>
/// <param name="date"> date is povided by user and must be a date later than or the same as current date</param>
/// <param name="time"> time is povided by user and must be between 00 and 24 </param>
/// </summary>
private bool ValidateUserInput(int idDept, int idDoctor, DateTime date, String time)
{
if (idDept == 0 || idDoctor == 0)
{
_errorMessage = "You have to select a department and a doctor";
return(false);
}
if (date == _defaultDate)
{
_errorMessage = "Please select a valid date";
return(false);
}
if (Utils.Validator.ValidateAppointmentHour(time) == false)
{
_errorMessage = "Please select a valid time.";
return(false);
}
if (Utils.Validator.ValidateAppointmentDate(date) == false)
{
_errorMessage = "Please select a valid date. You cannot choose a date in the past";
return(false);
}
int day = (int)date.DayOfWeek;
if (_doctorService.CheckDoctorAvailability(idDoctor, day, Convert.ToInt32(time), date) == false)
{
_errorMessage = "Doctor is not available, please select another date or time";
return(false);
}
return(true);
}