AddFundsController.java

import javafx.application.Platform;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.event.ActionEvent;


import java.io.IOException;
import java.net.URL;
import java.util.ResourceBundle;

import javafx.fxml.FXML;
import javafx.fxml.FXMLLoader;
import javafx.scene.Node;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.ChoiceBox;
import javafx.scene.control.Label;
import javafx.scene.control.MenuBar;
import javafx.scene.control.TextField;
import javafx.stage.Stage;
import javafx.fxml.Initializable;
/**
 * This class handles events when certain parts of the scene is interacted
 *  and outputs data of the balance.
 * @author Kevin Pan 969449
 * @author 
 * @version 1
 */
public class AddFundsController implements Initializable{

	@FXML
	public Label username;
	@FXML
	public Label balance;
	@FXML
	public TextField newValue;
	
	private User accountHolder = (User) Library.getCurrentLogin(); // saves referencing all the time
	
	public double userBalance = accountHolder.getBalance();
	
	/**
	 * Method to display username at the bottom of the scene.
	 * @param name The username from previous scenes.
	 */
	public void setName(String name) {
		username.setText(name);
	}
	
	@FXML
	/**
	 * Adds funds to the user's balance from their numerical input.
	 * @param event The event is when the button is clicked.
	 * @throws IOException Exception to combat failed or interrupted inputs.
	 */
	//this class needs to be linkedtothe Add Button
	public void handleAddFunds(ActionEvent event) throws IOException{
		String textString = newValue.getText();
		double funds = Double.parseDouble(textString);
		accountHolder.addFunds(funds);
		
		// some programming languages won't automatically update it
		userBalance = accountHolder.getBalance();
		balance.setText("�" + Double.toString(userBalance));
	}
	
	@FXML
	/**
	 * Switches scene to the homepage scene when the "Home" button is clicked
	 *  and outputs the username in the next scene.
	 * @param event The event is when the button is clicked.
	 * @throws IOException Exception to combat failed or interrupted inputs.
	 */
	public void handleHome(ActionEvent event) throws IOException {
	
		String name = username.getText();
		FXMLLoader loader = new FXMLLoader();
		loader.setLocation(getClass().getResource("Homepage.fxml"));
		Parent root = loader.load();

		Scene scene = new Scene(root);
		HomePageController display = loader.getController();
		display.setName(name);
		
		Stage window = (Stage)((Node)event.getSource()).getScene().getWindow();
		window.setScene(scene);
		window.show();
	}

	@FXML
	/**
	 * Switches scene to the Search Resource scene when the "Resource" Button is clicked
	 *  and outputs the username in the next scene.
	 * @param event The event is when the button is clicked.
	 * @throws IOException Exception to combat failed or interrupted inputs.
	 */
	public void handleResource(ActionEvent event) throws IOException {
	
		String name = username.getText();
		FXMLLoader loader = new FXMLLoader();
		loader.setLocation(getClass().getResource("Searching.fxml"));
		Parent root = loader.load();

		Scene scene = new Scene(root);
		SearchController display = loader.getController();
		display.setName(name);
		
		Stage window = (Stage)((Node)event.getSource()).getScene().getWindow();
		window.setScene(scene);
		window.show();
	}
	
	@FXML
	/**
	 * Switches scene to the Profile scene when the "Profile" Button is clicked
	 *  and outputs the username in the next scene.
	 * @param event The event is when the button is clicked.
	 * @throws IOException Exception to combat failed or interrupted inputs.
	 */
	public void handleAccount(ActionEvent event) throws IOException {
		
		String name = username.getText();
		FXMLLoader loader = new FXMLLoader();
		loader.setLocation(getClass().getResource("Profile.fxml"));
		Parent root = loader.load();

		Scene scene = new Scene(root);
		ProfileController display = loader.getController();
		display.setName(name);
		
		Stage window = (Stage)((Node)event.getSource()).getScene().getWindow();
		window.setScene(scene);
		window.show();
	}
	
	@FXML
	/**
	 * Switches scene to the borrowed items scene  when the "Borrowed Items" Button is clicked
	 *  and outputs the username in the next scene.
	 * @param event The event is when the button is clicked.
	 * @throws IOException Exception to combat failed or interrupted inputs.
	 */
	public void handleLoans(ActionEvent event) throws IOException {
		
		String name = username.getText();
		FXMLLoader loader = new FXMLLoader();
		loader.setLocation(getClass().getResource("Loans.fxml"));
		Parent root = loader.load();

		Scene scene = new Scene(root);
		LoanController display = loader.getController();
		display.setName(name);
		
		Stage window = (Stage)((Node)event.getSource()).getScene().getWindow();
		window.setScene(scene);
		window.show();
	}
	
	@FXML
	/**
	 * Switches scenes to the issue desk scene when the "Issue Desk" Button is clicked
	 *  and outputs the username in the next scene.
	 * @param event The event is when the button is clicked.
	 * @throws IOException Exception to combat failed or interrupted inputs.
	 */
	public void handleIssueDesk(ActionEvent event) throws IOException {
		
		String name = username.getText();
		FXMLLoader loader = new FXMLLoader();
		loader.setLocation(getClass().getResource("IssueDesk.fxml"));
		Parent root = loader.load();

		Scene scene = new Scene(root);
		IssueDeskController display = loader.getController();
		display.setName(name);
		
		Stage window = (Stage)((Node)event.getSource()).getScene().getWindow();
		window.setScene(scene);
		window.show();
		
	}
	
	@FXML
	/**
	 * Switches scenes to the sign out scene when the "Sign Out" Button is clicked
	 * @param event The event is when the button is clicked.
	 * @throws IOException Exception to combat failed or interrupted inputs.
	 */
	public void handleSignOut(ActionEvent event) throws IOException{

		Parent root = FXMLLoader.load(getClass().getResource("LogIn.fxml"));
		Scene scene = new Scene(root);
		Stage window = (Stage)((Node)event.getSource()).getScene().getWindow();
		window.setScene(scene);
		window.show();
		Library.logOut();
	}
	


	@Override
	/**
	 * Method that is immediately run when the scene is loaded to output balance data.
	 * @param url  The location used to resolve relative paths for the root object or null if the location is unknown.
	 * @param resources The resources used to localise the root object or null if the root object is not localised.
	 */
	public void initialize(URL url, ResourceBundle resources) {
		 
		System.out.println("Working...");
		balance.setText("�" + Double.toString(userBalance));
	}
}