protected void Page_Load(object sender, EventArgs e)
{
// Hide database error on page load
DataBaseError.Visible = false;
// Enable submit button on page load
SubmitButton.Enabled = true;
// Redirect to login if not logged in
if (Session[Global.user] == null)
{
Response.Redirect("Login.aspx");
}
// If logged in attempt to pull data from database
try
{
List <Visit> visits = VisitUtility.GetVisits();
VisitGridView.DataSource = visits;
VisitGridView.DataBind();
}
// If exception caught show database error and
// disable submit button
catch (Exception)
{
DataBaseError.Visible = true;
SubmitButton.Enabled = false;
}
}
// Find and bind search results to grid view based
// on radio button choice
protected void SearchClick(object sender, EventArgs e)
{
List <Visit> visits = VisitUtility.GetVisits();
List <Visit> searchReturn = new List <Visit>();
string choice = radiolist1.SelectedItem.Text;
// Hide error message
NotFoundError.Visible = false;
// If name selected search for name
if (choice == "Name")
{
foreach (Visit visit in visits)
{
if (PatientUtility.GetPatient(visit.patientId).
name.ToString().Contains(Search.Text))
{
searchReturn.Add(visit);
}
}
}
// If date of visit selected search for date
if (choice == "Date of Visit")
{
foreach (Visit visit in visits)
{
if (visit.date.ToString().Contains(Search.Text))
{
searchReturn.Add(visit);
}
}
}
// If date of discharge selected search for date
if (choice == "Date of Discharge")
{
foreach (Visit visit in visits)
{
if (visit.discharge.ToString().Contains(Search.Text))
{
searchReturn.Add(visit);
}
}
}
// If results found bind to grid view
if (searchReturn.Any())
{
VisitGridView.DataSource = searchReturn;
VisitGridView.DataBind();
}
// If no results found show error
else
{
NotFoundError.Visible = true;
}
}
// Check if patient is a current inpatient
protected void InpatientValidate(object sender,
ServerValidateEventArgs e)
{
int id;
try
{
// Try parse input to int
if (int.TryParse(e.Value, out id))
{
// Try to get patient from database
Patient patient = PatientUtility.GetPatient(id);
// If no patient found throw exception
if (patient == null)
{
throw new Exception();
}
// Try to get visits from database
List <Visit> visits = VisitUtility.GetVisits();
// Check eacb visit for patient
foreach (Visit visit in visits)
{
// If patient is found
if (visit.patientId == id)
{
// And visit type is invisit
if (visit.type == 0)
{
// without a discharge date
if (visit.discharge == null)
{
// patient is busy and fails validation
throw new Exception();
}
}
}
}
// If input located existing patient and patient
// is not current inpatient validation succeeds
e.IsValid = true;
return;
}
// Throw exception if unable to parse input to int
throw new Exception();
}
// Invalid if any exception caught
catch (Exception)
{
e.IsValid = false;
}
}
// Validate patient ID has current invisit
protected void InpatientValidate(object sender,
ServerValidateEventArgs e)
{
try
{
int id;
// // If input is an int
if (int.TryParse(e.Value, out id))
{
// Create patient from id
Patient patient = PatientUtility.GetPatient(id);
// If not found fails PatientIdValidate
// and invisit validation can halt
if (patient == null)
{
return;
}
// Create list of all visits
List <Visit> visits = VisitUtility.GetVisits();
// For each visit in list
foreach (Visit visit in visits)
{
// If patient id matches and patient
// has current invisit
if (visit.patientId == patient.id &&
visit.type == 0 && visit.discharge == null)
{
// e is valid
e.IsValid = true;
return;
}
}
}
// If no valid visit is found throw exception
throw new Exception();
}
// Any exceptions caught input is invalid
catch (Exception)
{
e.IsValid = false;
return;
}
}
// Discharge inpatient
protected void PayClick(object sender, EventArgs e)
{
try
{
// Reset messages
PayErrorMessage.Visible = false;
PaySuccessMessage.Visible = false;
// Convert input to int
int id = Convert.ToInt32(PatientId.Text);
// Get list of visits
List <Visit> visits = VisitUtility.GetVisits();
int visitId = 0;
// Get ID of valid visit
foreach (Visit visit in visits)
{
if (visit.patientId == id && visit.discharge == null)
{
visitId = visit.id;
}
}
// Get Visit from ID
InVisit thisVisit = VisitUtility.GetInVisit(visitId);
// Get time and split to Database datetime format
string dischargeTime = DateTime.Now.ToString();
string[] timeSplit = dischargeTime.Split(' ');
string[] dateSplit = timeSplit[0].Split('/');
string dischargeDate = String.Format("{0}/{1}/{2} {3}",
dateSplit[2], dateSplit[1], dateSplit[0], timeSplit[1]);
// Create discharged patient to update database with
InVisit update = new InVisit(thisVisit.id, thisVisit.patientId,
thisVisit.type, thisVisit.doctor, thisVisit.date,
dischargeDate, thisVisit.bed);
// If database update successfull
if (VisitUtility.UpdateVisit(update))
{
// Show success message
PayErrorMessage.Visible = false;
PaySuccessMessage.Visible = true;
// Disable paybutton
PayButton.Enabled = false;
}
else
{
// Show error if not successful
PaySuccessMessage.Visible = false;
PayErrorMessage.Visible = true;
}
}
catch (Exception)
{
// Show error message if exception caught
PaySuccessMessage.Visible = false;
PayErrorMessage.Visible = true;
}
}
// Return amount Patient owes for current visit if exists
protected void InfoClick(object sender, EventArgs e)
{
// Reset panel
InpatientGridView.Visible = false;
DischargePanel.Visible = false;
AmountOwingLabel.Visible = false;
PayButton.Visible = false;
try
{
int id;
// Parse input to int
int.TryParse(PatientId.Text, out id);
// Get patient with provided ID
Patient patient = PatientUtility.GetPatient(id);
// Get all visits
List <Visit> visits = VisitUtility.GetVisits();
// Id of valid visit
int resultId = 0;
// Get ID of valid visit
foreach (Visit visit in visits)
{
if (visit.type == 0 && visit.patientId == id &&
visit.discharge == null)
{
resultId = visit.id;
}
}
// If a valid visit is found
if (resultId != 0)
{
// Create new list to bind gridview to
List <InVisit> visit = new List <InVisit>();
// Add found visit to list from id
visit.Add(VisitUtility.GetInVisit(resultId));
// Grey out ID textbox
PatientId.Enabled = false;
// And info submit button
InfoSubmitButton.Enabled = false;
// Bind visit to gridview
InpatientGridView.DataSource = visit;
InpatientGridView.DataBind();
// Show gridview
InpatientGridView.Visible = true;
// Show discharge panel
DischargePanel.Visible = true;
AmountOwingLabel.Text = String.Format(
"Total Price = ${0}", VisitUtility.GetPrice(visit[0]));
AmountOwingLabel.Visible = true;
// Enable pay button
PayButton.Visible = true;
}
// If not visit found throw exception
else
{
throw new Exception();
}
}
catch (Exception)
{
// If anything went wrong
// hide panels, error message
// will be displayed by validators
InpatientGridView.Visible = false;
DischargePanel.Visible = false;
PayButton.Visible = false;
}
}
// Search doctor patient history submit
protected void InfoClick(object sender, EventArgs e)
{
try
{
int id;
// Hide grid and error messages each time submit is clicked
InfoErrorMessage.Visible = false;
DoctorPatientGridView.Visible = false;
DatabaseError.Visible = false;
// Try parse text field to int
if (int.TryParse(DoctorId1.Text, out id))
{
// Try get doctor from database with id from
// text box
Doctor doctor = DoctorUtility.GetDoctor(id);
// If no doctor exists return control to
// allow validators to produce error messages
if (doctor == null)
{
return;
}
}
// if not a valid int return control to allow
// validators to produce error messages
else
{
return;
}
// Get all visits and instantiate return list
List <Visit> visits = VisitUtility.GetVisits();
List <Visit> searchReturn = new List <Visit>();
// Fill return list with visits provided doctor number
// attended
foreach (Visit visit in visits)
{
if (visit.doctor.ToString().Contains(DoctorId1.Text))
{
searchReturn.Add(visit);
}
}
// Bind and show grid view if results are found
if (searchReturn.Any())
{
DoctorPatientGridView.DataSource = searchReturn;
DoctorPatientGridView.DataBind();
DoctorPatientGridView.Visible = true;
}
// Hide grid view and show error message if not
else
{
DoctorPatientGridView.Visible = false;
InfoErrorMessage.Visible = true;
}
}
// If an exception is caught here there was an issue
// with the database and database error is shown
catch (Exception)
{
DatabaseError.Visible = true;
}
}
// Add new visit submit
protected void AssignClick(object sender, EventArgs e)
{
try
{
// Hide error messages when assign button is clicked
DatabaseError.Visible = false;
AssignSuccess.Visible = false;
AssignFail.Visible = false;
// Get patient and doctor
Patient patient = PatientUtility.GetPatient(
int.Parse(PatientId.Text));
Doctor doctor = DoctorUtility.GetDoctor(
int.Parse(DoctorId.Text));
// Break if either not found, error messages will
// be given by validators
if (patient == null || doctor == null)
{
return;
}
// Generate pseudo id for object creation
// (real id assigned by database)
int visitId = VisitUtility.GetNewId();
// Get system date
string fullDate = DateTime.Now.ToString();
// Split date from time
string[] fullDateSplit = fullDate.Split(' ');
// Split date into 3 parts (D,M,Y)
string[] dateArray = fullDateSplit[0].Split('/');
// Recreate date in MM/DD/YYYY format for storing
string date = String.Format("{0}/{1}/{2} {3}", dateArray[1],
dateArray[0], dateArray[2], fullDateSplit[1]);
// Set type to outpatient
int visitType = 1;
// If inpatient
if (PatientTypeRadioButtonList.SelectedItem.ToString() ==
"Inpatient")
{
// Change type
visitType = 0;
// Get Bed
Bed bed = BedUtility.GetBed(int.Parse(Bed.Text));
// Create new invisit
InVisit inVisit = new InVisit(visitId, patient.id, visitType,
doctor.id, date, "", bed.id);
// Attempt to add object to database throw exception
// on failure
if (!VisitUtility.AddVisit(inVisit))
{
throw new Exception();
}
}
// If outpatient
else
{
// Set discharge date to visit date
string discharge = date;
// Create new outvisit object
OutVisit outVisit = new OutVisit(visitId, patient.id,
visitType, doctor.id, date, discharge);
// Attempt to add object to database throw exception
// on failure
if (!VisitUtility.AddVisit(outVisit))
{
throw new Exception();
}
}
// If no exception thrown operation was a success, show
// confirmation message and hide errors
AssignFail.Visible = false;
AssignSuccess.Visible = true;
AssignSubmit.Enabled = false;
}
// If exception is caught there is an issue with database connection
// show appropriate error messages
catch (Exception)
{
AssignSuccess.Visible = false;
AssignFail.Visible = true;
DatabaseError.Visible = true;
}
}
