//sign in button
private void ButtonSignIn_Click(object sender, RoutedEventArgs e)
{
//loads the array of usernames
//then checks if given username is in array
//if it is in array then checks the sha256 of password within index in array of passwords
//if returned index is -1 then username doesn't exist
isRemembered = Convert.ToBoolean(CheckboxRememberMeSignin.IsChecked);
tempUsername = TextboxUsernameSignin.Text;
temp_id = Array.IndexOf(student_usernames, tempUsername);
int temp_id_teacher = Array.IndexOf(teacher_usernames, tempUsername);
//check if given username is student
if (temp_id > -1 && temp_id_teacher == -1)
{
isTeacher = false;
isStudent = true;
}
//check if given username is teacher
else if (temp_id == -1 && temp_id_teacher > -1)
{
isTeacher = true;
isStudent = false;
}
//if given username is none them
else if (temp_id == -1 && temp_id_teacher == -1)
{
hasError = true;
TextStatusSignIn.Text = signin_error;
}
//then checks the given password with returned index of username
//first if previous logic returned isTeacher = true
//and hasError = false
if (isTeacher == true && isStudent == false && hasError == false)
{
temp_pass = Methods.EncryptPass(TextboxPasswordSignin.Text);
if (temp_pass == teacher_passwords[temp_id_teacher])
{
hasError = false;
account_type = "teacher";
}
else
{
hasError = true;
TextStatusSignIn.Text = signin_error;
}
}
//the same logic but for student now
if (isStudent == true && isTeacher == false && hasError == false)
{
temp_pass = Methods.EncryptPass(TextboxPasswordSignin.Text);
if (temp_pass == student_passwords[temp_id])
{
hasError = false;
account_type = "student";
}
else
{
hasError = true;
TextStatusSignIn.Text = signin_error;
}
}
//check if username and password should be saved
if (isRemembered == true && hasError == false)
{
m.FileWrite(last_session_path, TextboxUsernameSignin.Text);
m.FileWrite(remembered_path, Convert.ToString(isRemembered));
//saving account type
if (isTeacher == true && isStudent == false)
{
m.FileWrite(login_is_teacher, "teacher");
//redirect to teachers page
TeacherSubjects teacherSubjects = new TeacherSubjects();
teacherSubjects.Show();
Close();
}
else if (isTeacher == false && isStudent == true)
{
m.FileWrite(login_is_teacher, "student");
//redirect to students page
SubjectsStudent subjectsStudent = new SubjectsStudent();
subjectsStudent.Show();
Close();
}
}
//logic for if credentials is not going to be saved
if (isRemembered == false && hasError == false)
{
m.FileWrite(last_session_path, TextboxUsernameSignin.Text);
if (isTeacher == true && isStudent == false)
{
m.FileWrite(login_is_teacher, "teacher");
}
else if (isTeacher == false && isStudent == true)
{
m.FileWrite(login_is_teacher, "student");
}
}
if (account_type == "student" & hasError == false)
{
SubjectsStudent subjectsStudent = new SubjectsStudent();
subjectsStudent.Show();
Close();
}
}
//logic when complete button is clicked
private void ButtonCompleteSignUpStudent_Click(object sender, RoutedEventArgs e)
{
//getting user input
tempusername = TextboxUsernameStudentSignUp.Text;
temppassword = TextboxPasswordStudentSignUp.Text;
temppassword1 = TextboxPassword2StudentSignUp.Text;
tempemail = TextboxEmailStudentSignUp.Text;
tempfirstname = TextboxFirstNameStudentSignUp.Text;
templastname = TextboxLastNameStudentSignUp.Text;
int user_id_s = Array.IndexOf(student_usernames, tempusername);
int user_id_t = Array.IndexOf(teacher_usernames, tempusername);
int email_s = Array.IndexOf(student_emails, tempemail);
int email_t = Array.IndexOf(teacher_emails, tempemail);
//checking if credential are ok and free
if (user_id_s > -1 | user_id_t > -1)
{
noError = false;
status = "Username is already taken";
TextStatus.Text = status;
}
if (email_t > -1 | email_s > -1)
{
noError = false;
status = "Email address is already used";
TextStatus.Text = status;
}
if (temppassword != temppassword1)
{
noError = false;
status = "Passwords doesn't match";
TextStatus.Text = status;
}
if (m.IsValidEmail(tempemail) == false)
{
noError = false;
status = "Enter valid email address";
TextStatus.Text = status;
}
if (temppassword.Length < 8)
{
noError = false;
status = "Password should be longer or equal to 8 symbol";
TextStatus.Text = status;
}
if (user_id_t == -1 & user_id_s == -1 & email_s == -1 & email_t == -1 & temppassword == temppassword1 & m.IsValidEmail(tempemail) & temppassword.Length >= 8)
{
noError = true;
Directory.CreateDirectory(student_path + student_id);
m.FileWrite(student_path + student_id + @"\username", tempusername);
m.FileWrite(student_path + student_id + @"\password", Methods.EncryptPass(temppassword));
m.FileWrite(student_path + student_id + @"\email", tempemail);
m.FileWrite(student_path + student_id + @"\firstname", tempfirstname);
m.FileWrite(student_path + student_id + @"\lastname", templastname);
student_id++;
m.FileWrite(student_id_path, Convert.ToString(student_id));
}
//if everything ok then redirect to student window
if (noError == true)
{
SubjectsStudent subjectsStudent = new SubjectsStudent();
subjectsStudent.Show();
this.Close();
}
}
