/// <summary>
/// Add Faculty member submenu option; adds faculty member to contact list
/// </summary>
/// <param name="sender">Method parameter for the component that fires the event</param>
/// <param name="e">Method parameter for the events tied to the component</param>
private void FacultyToolStripMenuItem_Click(object sender, EventArgs e)
{
AddEditFaculty AddFaculty = new AddEditFaculty(); //create instance of addeditfaculty window
DialogResult result = AddFaculty.ShowDialog(this); //variable the stores result returned from modal dialog form; shows add faculty form
if (result == DialogResult.OK)
{
//create instance of student class with the newly added student info
FacultyPerson addedFaculty = new FacultyPerson(AddFaculty.addedFirstName, AddFaculty.addedLastName, AddFaculty.addedAcademicDepartment, AddFaculty.addedEmailAddress, AddFaculty.addedAddress, "Faculty");
ContactListBox.Items.Add(addedFaculty.ToFormattedString()); //display the info in our student list
mainContactList.Add(addedFaculty); //add faculty person to our contact list
saveChanges = true; //update public boolean variable that indicates some changes have been made so prompt will be given on exit
}
AddFaculty.Dispose();
}
/// <summary>
/// Open file menu option; opens contact list file and populates main contact info list box
/// </summary>
/// <param name="sender">Method parameter for the component that fires the event</param>
/// <param name="e">Method parameter for the events tied to the component</param>
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
if (ContactListBox.Items.Count > 0)
{
DialogResult saveBeforeOpen = MessageBox.Show("Would You like to Save the current data before loading new data?", "Save Before Open", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Information);
//If we have any data in our contact list and attempt to open a file, prompt the user if they want to save that data
if (saveBeforeOpen == DialogResult.Yes)
{
saveContactsToolStripMenuItem_Click(sender, e);
}
else if (saveBeforeOpen == DialogResult.Cancel)
{
return;
}
}
OpenFileDialog ofd = new OpenFileDialog(); //Create open file dialog popup
ofd.Title = "Select a contact list"; //Set title of open file dialog popup
ofd.Filter = "Text Files|*.txt|All Files|*.*"; //create filter of open file dialog popup
ofd.FilterIndex = 1; //set filter index of open file dialog popup
ofd.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Desktop); //set initial directory of open file dialog popup
DialogResult result = ofd.ShowDialog(); //set return value of popup dialog to variable; shows open file dialog popup
//If a file was not opened close dialog popup
if (result != DialogResult.OK)
{
return;
}
ContactListBox.Items.Clear(); //clear contact listbox before opening file
mainContactList.Clear(); //clear contact list before opening file
// all inside a try/catch
//
// open a stream reader on contact list file on the desktop
// for each line in the file call the constructor that takes single string
// and get a product object back. Add that object to my list and to the display list
// close the file
mainFilePath = ofd.FileName; //Grab the file path and assign it to public variable for saving
UniversityPerson uPerson = null; //create null class instance variable
try
{
StreamReader input = new StreamReader(ofd.FileName);//create stream reader object for reading file contents
//While loop that reads lines of file
while (!input.EndOfStream)
{
string personType = input.ReadLine(); //variable to store line (all a persons details) from file
string[] items = personType.Split('|'); //put each line into an array to check
//Create a variable for each persons info
string filePersonType = items[0];
string fileFirstName = items[1];
string fileLastName = items[2];
string fileAcademicDepartment = items[3];
string fileEmailAddress = items[4];
string fileAddress = items[5];
List <string> fileCoursesList = new List <string>();
//switch that creates instances of each person based on their type read from the file
switch (filePersonType)
{
case "Student":
string fileGraduationYear = items[6];
string fileCourseList = items[7];
List <string> convertedCourseList = fileCourseList.Split(',').Select(x => x).ToList(); //take the course list items into an array; split my string by commas, select each value and turn into a list
//Create instance of student with values selected from file
uPerson = new Student(fileFirstName, fileLastName, fileAcademicDepartment, fileEmailAddress, fileAddress, int.Parse(fileGraduationYear), filePersonType, convertedCourseList);
break;
case "Faculty":
//Create instance of student with values selected from file
uPerson = new FacultyPerson(fileFirstName, fileLastName, fileAcademicDepartment, fileEmailAddress, fileAddress, filePersonType);
break;
default:
MessageBox.Show("Unknown person in the file");
uPerson = null;
break;
}
//If we have a valid person add them to our contact list box and contact list; set the changes saved boolean to false as this is an open file
if (uPerson != null)
{
mainContactList.Add(uPerson);
ContactListBox.Items.Add(uPerson.ToFormattedString());
saveChanges = false;
}
}
input.Close();//close stream reader object
}
catch (Exception ex)
{
MessageBox.Show($"File was unable to load. {ex.Message}", ex.GetType().Name);
return;
}
}
/// <summary>
/// Edit contact menu option; edits contact from contact list
/// </summary>
/// <param name="sender">Method parameter for the component that fires the event</param>
/// <param name="e">Method parameter for the events tied to the component</param>
private void editContactToolStripMenuItem_Click(object sender, EventArgs e)
{
int index = ContactListBox.SelectedIndex;//variable that stores selected index of contact list box
try
{
//Prompts user to select a contact if none is selected; edits contact from contact list box and list if one is selected, does not allow selecting more than one
if (index == -1)
{
MessageBox.Show("You must select person to edit");
}
else if (ContactListBox.SelectedItems.Count > 1)
{
MessageBox.Show("You must select one contact at a time to edit");
return;
}
else
{
//Checks what the type of person being selected for editing is then populates their respective modal dialog form for editing
if (mainContactList[index].PersonType == "Student")
{
AddEditStudent editStudent = new AddEditStudent(); //create instance of addeditstudent window
editStudent.EditMode = true; //enable edit mode
//create instance of student class utlizing the selected index
Student personToEdit = (Student)mainContactList[index];
//update form fields with values from contact list for selected person
editStudent.addedFirstName = personToEdit.FirstName;
editStudent.addedLastName = personToEdit.LastName;
editStudent.addedAcademicDepartment = personToEdit.AcademicDepartment;
editStudent.addedEmailAddress = personToEdit.EmailAddress;
editStudent.addedAddress = personToEdit.Address;
editStudent.addedGraduationYear = personToEdit.ExpectedGraduationYear.ToString();
//editStudent.CoursesList = personToEdit.CourseList;
editStudent.CoursesList = new List <string>(personToEdit.CourseList);
DialogResult result = editStudent.ShowDialog();// show the dialog and wait for an OK.
// if answer was OK update the contact list with the new values and update display
if (result != DialogResult.OK)
{
return;
}
//create an instance of student class initialized with updated values
Student updatedStudent = new Student(editStudent.addedFirstName,
editStudent.addedLastName,
editStudent.addedAcademicDepartment,
editStudent.addedEmailAddress,
editStudent.addedAddress,
int.Parse(editStudent.addedGraduationYear),
"Student",
editStudent.CoursesList);
mainContactList[index] = updatedStudent; //Populate contact list with updated values
ContactListBox.Items[index] = updatedStudent.ToFormattedString(); //populate contact listbox with updated values
saveChanges = true; //update public boolean variable that indicates some changes have been made so prompt will be given on exit
}
else if (mainContactList[index].PersonType == "Faculty")
{
AddEditFaculty editFaculty = new AddEditFaculty(); //create instance of addeditfaculty window
editFaculty.EditMode = true; //enable edit mode
//create instance of student class utlizing the selected index
FacultyPerson personToEdit = (FacultyPerson)mainContactList[index];
//update form fields with values from contact list for selected person
editFaculty.addedFirstName = personToEdit.FirstName;
editFaculty.addedLastName = personToEdit.LastName;
editFaculty.addedAcademicDepartment = personToEdit.AcademicDepartment;
editFaculty.addedEmailAddress = personToEdit.EmailAddress;
editFaculty.addedAddress = personToEdit.Address;
DialogResult result = editFaculty.ShowDialog();// show the dialog and wait for an OK.
// if answer was OK update the contact list with the new values and update display
if (result != DialogResult.OK)
{
return;
}
//create an instance of faculty person class initialized with updated values
FacultyPerson updatedFaculty = new FacultyPerson(editFaculty.addedFirstName,
editFaculty.addedLastName,
editFaculty.addedAcademicDepartment,
editFaculty.addedEmailAddress,
editFaculty.addedAddress,
"Faculty");
mainContactList[index] = updatedFaculty; //Populate contact list with updated values
ContactListBox.Items[index] = updatedFaculty.ToFormattedString(); //populate contact listbox with updated values
saveChanges = true; //update public boolean variable that indicates some changes have been made so prompt will be given on exit
editFaculty.Dispose();
}
}
}
catch (Exception ex)
{
//string msg = "You must select a person before editing their details"; //string variable message; warning message
//string capt = "Edit Contact Information";//string variable caption; warning caption
//initiate an instance of DialogResult class with return value of CustomMsgBoxes method call
MessageBox.Show(ex.Message, ex.GetType().Name, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}