protected void ButtonDeleteMessage_Click(object sender, EventArgs e)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
List <Message> messages = getMessages();
Message selected = messages[DropDownListMessages.SelectedIndex];
entities.Messages.Attach(selected);
entities.Messages.Remove(selected);
entities.SaveChanges();
ListBoxMessages.Items.Clear();
DropDownListMessages.Items.Clear();
if (messages.Count < 1)
{
ListBoxMessages.Items.Add("You have no messages.");
DropDownListMessages.Items.Add("You have no messages.");
}
else
{
foreach (Message message in messages)
{
ListBoxMessages.Items.Add(
message.MessageFROM + ": " + message.Message1
);
DropDownListMessages.Items.Add(
message.MessageFROM + ": " + message.Message1
);
}
}
ListBoxMessages.DataBind();
DropDownListMessages.DataBind();
}
protected void Login1_Authenticate(object sender, AuthenticateEventArgs e)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
string givenUser = Login1.UserName;
string givenPass = Login1.Password;
List <User> potentialUsers = (
from user in entities.Users
where
user.UserLoginName == givenUser &&
user.UserLoginPass == givenPass
select user).ToList();
if (potentialUsers.Count > 0)
{
Session["user"] = givenUser;
string type = potentialUsers[0].UserLoginType.Trim();
if (type == "doctor")
{
Response.Redirect("~/Doctor/DoctorHome.aspx");
return;
}
else if (type == "patient")
{
Response.Redirect("~/Patient/PatientHome.aspx");
return;
}
}
}
/**
* Get an appointment by its associated appointment ID
*
* @param appointmentID the id of the appointment to retrieve
* @returns the associated appointment, otherwise null
*/
public static Appointment GetAppointmentByID(int appointmentID)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
HospitalSystem.Appointment appointment = (from appt in entities.Appointments where appt.AppointmentID == appointmentID select appt).First();
return(appointment);
}
public static Patient GetPatientByUserName(string username)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
return((from patient in entities.Patients
where
patient.UserLoginName == username
select patient).First());
}
public static Doctor GetDoctorByUserName(string username)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
return((from doctor in entities.Doctors
where
doctor.UserLoginName == username
select doctor).First());
}
/**
* Get all the appointments for the given doctor
*
* @param doctorID id of the doctor to retrieve the appointments
* of
* @returns List of Appointment objects representing the scheduled
* appointments of the given doctor
*/
public static List <Appointment> GetDoctorAppointments(int doctorID)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
return((
from appt in entities.Appointments
where
appt.DoctorID == doctorID
select appt
).ToList <Appointment>());
}
/**
* Checks if a given appointment is available, based on
* doctor chosen and timeslot
*
* @param appointment Appointment object representing desired
* appointment information
* @returns true if there is a slot open at that time with that
* doctor, otherwise false
*/
public static bool IsAppointmentAvailable(AppointmentInfo appointment)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
List <HospitalSystem.Appointment> appointments =
(from appt in entities.Appointments
where (appt.DoctorID == appointment.DoctorID) && (appt.Time == appointment.TimeSlot)
select appt).ToList();
return(appointments.Count == 0);
}
/**
* Get all the appointments for the given patient
*
* @param patientID id of the patient to retrieve the appointments
* of
* @returns List of Appointment objects representing the scheduled
* appointments of the given patient
*/
public static List <Appointment> GetPatientAppointments(int patientID)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
return((
from appt in entities.Appointments
where
appt.PatientID == patientID
select appt
).ToList());
}
private List <Message> getMessages()
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
Doctor doctor = getLoggedInDoctor();
return((
from message in entities.Messages
where
message.MessageTO == doctor.FirstName + " " + doctor.LastName
select message).ToList());
}
private List <Message> getMessages()
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
Patient patient = getLoggedInPatient();
return((
from message in entities.Messages
where
message.MessageTO == patient.FirstName + " " + patient.LastName
select message).ToList());
}
public static Appointment GetAppointmentID(AppointmentInfo appointment)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
List <HospitalSystem.Appointment> matches = (
from appt in entities.Appointments
where
appt.DoctorID == appointment.DoctorID &&
appt.PatientID == appointment.PatientID &&
appt.Time == appointment.TimeSlot
select appt).ToList();
return(matches.First());
}
private bool sendMessage(Doctor doctor, Patient patient, string content)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
Message msg = new Message();
msg.MessageFROM = doctor.FirstName + " " + doctor.LastName;
msg.MessageTO = patient.FirstName + " " + patient.LastName;
msg.Message1 = content;
msg.Date = new DateTime();
entities.Messages.Add(msg);
entities.SaveChanges();
return(true);
}
/**
* Deletes the appointment corresponding with the given Appointment
* object, if one exists
*
* @param appointment Appointment object representing the information
* of the appointment that is desired to be deleted
* @returns true on success, false on failure
*/
public static bool DeleteAppointment(int appointmentID)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
List <Appointment> matched = (from appt in entities.Appointments where appt.AppointmentID == appointmentID select appt).ToList();
if (matched.Count < 1)
{
return(false);
}
entities.Appointments.Remove(matched.First());
entities.SaveChanges();
return(true);
}
/**
* Creates an appointment in the database with the information
* given in the provided Appointment object
*
* @param appointment Appointment object representing appointment
* information
* @returns true on success, false on failure
*/
public static bool CreateAppointment(AppointmentInfo appointment)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
Appointment appt = new Appointment();
appt.Date = appointment.TimeSlot;
appt.Time = appointment.TimeSlot;
appt.PatientID = appointment.PatientID;
appt.DoctorID = appointment.DoctorID;
appt.Purpose = appointment.Purpose;
appt.VisitSummary = "";
entities.Appointments.Add(appt);
entities.SaveChanges();
return(true);
}
public static int GetDoctorID(string firstName, string lastName)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
List <Doctor> doctors = (
from doctor in entities.Doctors
where
doctor.FirstName == firstName &&
doctor.LastName == lastName
select doctor
).ToList();
if (doctors.Count < 1)
{
return(0);
}
return(doctors.First().DoctorID);
}
public static int GetPatientID(string firstName, string lastName)
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
List <Patient> patients = (
from patient in entities.Patients
where
patient.FirstName == firstName &&
patient.LastName == lastName
select patient
).ToList();
if (patients.Count < 1)
{
return(0);
}
return(patients.First().PatientID);
}
public static List <Doctor> GetDoctors()
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
return(entities.Doctors.ToList());
}
public static List <Patient> GetPatients()
{
HospitalSystemEntities1 entities = new HospitalSystemEntities1();
return(entities.Patients.ToList());
}