Added full functionality for adding an user

src/main/java/com/application/DB/Account_handler.java

@@ -51,4 +51,15 @@ public class Account_handler {
         }
     }
 
+    public static void addUser(String firstName, String lastName, String phoneNo, String username, String password, boolean isAdmin) throws Exception {
+            // Sqlstatement
+            final String sqlStatement =
+                "INSERT INTO " + PROJECT_ID + "." + LOCATION_ID + "." + USERS_TABLE_NAME + "(First_name, Last_name, Phone_no, Username, Password, Admin) " +
+                        "VALUES("+'"'+firstName+'"'+","+'"'+lastName+'"'+","+'"'+phoneNo+'"'+","+'"'+username+'"'+","+'"'+password+'"'+","+ isAdmin+") ";
+
+        System.out.println(sqlStatement);
+
+        HelpingFunctions.createQueryJob(sqlStatement);
+    }
+
 }

src/main/java/com/application/GUI/PopUpWindows/LoginPopup.java

 package com.application.GUI.PopUpWindows;
 
-import com.application.GUI.Panes.LogoBar;
+import com.application.DB.Account_handler;
 import javafx.geometry.Pos;
 import javafx.scene.Scene;
-import javafx.scene.control.Button;
-import javafx.scene.control.Label;
-import javafx.scene.control.PasswordField;
-import javafx.scene.control.TextField;
+import javafx.scene.control.*;
 import javafx.scene.layout.VBox;
 import javafx.stage.Modality;
 import javafx.stage.Stage;
 
 import java.nio.charset.StandardCharsets;
 import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-import java.security.SecureRandom;
-import java.util.Arrays;
 
+import static com.application.DB.Account_handler.addUser;
 import static com.application.DB.Account_handler.getAccount;
 import static com.application.DB.Constants.*;
 import static com.application.GUI.Panes.LogoBar.getLogin;
@@ -44,31 +39,14 @@ public class LoginPopup {
         loginButton.setOnAction(event -> {
 
             try {
-                MessageDigest messageDigest = MessageDigest.getInstance("SHA-512");
-
-                assert messageDigest != null;
-                messageDigest.update(getPasswordTextField().getText().getBytes(StandardCharsets.UTF_8));
-
-                byte[] hashedPassword = messageDigest.digest();
-
-                StringBuilder hashedPasswordString = new StringBuilder();
-
-                for (byte b: hashedPassword) {
-                    hashedPasswordString.append(String.format("%02x",b));
-                }
-
-                getAccount(userNameTextField.getText(),hashedPasswordString.toString());
-
-                if(!getLogin().getText().equals("Login")){
-                    window.close();
-                }
-
+                getAccount(userNameTextField.getText(), hashPassword(getPasswordTextField().getText()));
             } catch (Exception e) {
                 e.printStackTrace();
             }
 
-
-
+            if(!getLogin().getText().equals("Login")){
+                window.close();
+            }
 
         });
 
@@ -100,16 +78,14 @@ public class LoginPopup {
         Button logout = new Button("Logout");
 
         addUser.setOnAction(event -> {
-            window.close();
             adminAddUser();
         });
         deleteUser.setOnAction(event -> {
-            window.close();
             adminDeleteUser();
         });
         logout.setOnAction(event -> {
-            window.close();
             logout();
+            window.close();
         });
 
 
@@ -132,18 +108,58 @@ public class LoginPopup {
         Label firstNameLabel = new Label("First Name: ");
         Label lastNameLabel = new Label("Last Name: ");
         Label phoneNoLabel = new Label("Phone No: ");
-        Label username = new Label("Username: ");
-        Label passwordFirst = new Label("Password");
+        Label usernameLabel = new Label("Username: ");
+        Label passwordFirstLabel = new Label("Password : ");
+        Label passwordSecondLabel = new Label("Password Repeat: ");
+        Label isAdminLabel = new Label("Is Admin: ");
 
+        TextField firstNameTextField = new TextField();
+        TextField lastNameTextField = new TextField();
+        TextField phoneNoTextField = new TextField();
+        TextField usernameTextField = new TextField();
+        PasswordField passwordFirstField = new PasswordField();
+        PasswordField passwordSecondField = new PasswordField();
+        CheckBox isAdminBox = new CheckBox();
+        isAdminBox.setSelected(false);
 
+        Button close = new Button("Close");
+        Button addUser = new Button("Add User");
 
+        close.setOnAction(event -> window.close());
+        addUser.setOnAction(event -> {
+
+            // If the passwords match each other, add the user, if not display an errormessage
+            if(passwordFirstField.getText().contentEquals(passwordSecondField.getText())){
+
+                // Hashing the password if they match.
+                String hashedPassword = hashPassword(passwordFirstField.getText());
+
+                // Tries to add the user
+                try {
+                    addUser(firstNameTextField.getText(), lastNameTextField.getText(), phoneNoTextField.getText(),
+                            usernameTextField.getText(), hashedPassword, isAdminBox.isSelected());
+                    NotificationPopUp.displayNotificationWindow("Successfully added user!");
+                    window.close();
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            } else {
+                NotificationPopUp.displayNotificationWindow("Passwords does not match!");
+                passwordFirstField.clear();
+                passwordSecondField.clear();
+            }
+
+        });
 
 
         VBox layout = new VBox(10);
         layout.setAlignment(Pos.CENTER);
-        layout.getChildren().addAll();
+        layout.getChildren().addAll(firstNameLabel, firstNameTextField, lastNameLabel, lastNameTextField,
+                                    phoneNoLabel, phoneNoTextField, usernameLabel, usernameTextField,
+                                    passwordFirstLabel, passwordFirstField, passwordSecondLabel, passwordSecondField,
+                                    isAdminLabel, isAdminBox, addUser, close);
 
-        Scene scene = new Scene(layout, 500, 300);
+        Scene scene = new Scene(layout, 500, 600);
         scene.getStylesheets().add(InputPopup.class.getResource("/com.application/CSS/styleSheet.css").toExternalForm());
         window.setScene(scene);
         window.showAndWait();
@@ -155,14 +171,8 @@ public class LoginPopup {
         window.initModality(Modality.APPLICATION_MODAL);
         window.setTitle("Admin window");
 
-        Label firstNameLabel = new Label("First Name: ");
-        Label lastNameLabel = new Label("Last Name: ");
-        Label phoneNoLabel = new Label("Phone No: ");
-        Label username = new Label("Username: ");
-        Label passwordFirst = new Label("Password");
-
-
-
+        Label usernameLabel = new Label("Username: ");
+        TextField usernameTextField = new TextField();
 
 
         VBox layout = new VBox(10);
@@ -197,14 +207,24 @@ public class LoginPopup {
         TextField nameTextfield = new TextField();
         TextField phoneNoTextField = new TextField();
 
+        nameTextfield.setEditable(false);
+        phoneNoTextField.setEditable(false);
+
         nameTextfield.setText(getFirstName() + " " + getLastName());
         phoneNoTextField.setText(getPhoneNo());
 
+
+        Button close = new Button("Close");
         Button logout = new Button("Logout");
+        close.setOnAction(event -> window.close());
+        logout.setOnAction(event -> {
+            logout();
+            window.close();
+        });
 
         VBox layout = new VBox(10);
         layout.setAlignment(Pos.CENTER);
-        layout.getChildren().addAll(nameLabel, nameTextfield, phoneNoLabel, phoneNoTextField, logout);
+        layout.getChildren().addAll(nameLabel, nameTextfield, phoneNoLabel, phoneNoTextField, logout, close);
 
         Scene scene = new Scene(layout, 500, 300);
         scene.getStylesheets().add(InputPopup.class.getResource("/com.application/CSS/styleSheet.css").toExternalForm());
@@ -212,6 +232,29 @@ public class LoginPopup {
         window.showAndWait();
     }
 
+    public static String hashPassword(String password){
+        try {
+            MessageDigest messageDigest = MessageDigest.getInstance("SHA-512");
+
+            assert messageDigest != null;
+            messageDigest.update(password.getBytes(StandardCharsets.UTF_8));
+
+            byte[] hashedPassword = messageDigest.digest();
+
+            StringBuilder hashedPasswordString = new StringBuilder();
+
+            for (byte b: hashedPassword) {
+                hashedPasswordString.append(String.format("%02x",b));
+            }
+
+            return hashedPasswordString.toString();
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
     public static PasswordField getPasswordTextField() {
         return PASSWORD_TEXT_FIELD;
     }