//Leon Tsoy

package sample;

import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.fxml.FXML;
import javafx.scene.control.ListView;
import javafx.scene.control.SelectionMode;
import javafx.scene.control.TextField;
import javafx.stage.FileChooser;
import javafx.stage.Stage;

import java.io.*;


public class Anzeige {
    @FXML
    private ListView<Person> xadresse;
    @FXML
    private TextField xfirstName;
    @FXML
    private TextField xlastName;
    @FXML
    private TextField xnr;
    @FXML
    private TextField xstreet;
    @FXML
    private TextField xzip;
    @FXML
    private TextField xcity;

    private Stage stage2;
    private Popup popup;
    private File file;
    private FileChooser fc = new FileChooser();

    public void setStage2(Stage stage2) {
        this.stage2 = stage2;
    }

    public void setPopup(Popup pop) {
        this.popup = pop;
    }

    private ObservableList<Person> liste = FXCollections.observableArrayList();
    public void initialize() {

        xadresse.getSelectionModel().setSelectionMode(SelectionMode.SINGLE);
        xadresse.setItems(liste);

        xadresse.getSelectionModel().selectedItemProperty().addListener(((observable, oldValue, newValue) -> {
            xfirstName.setText(newValue.getFN());
            xlastName.setText(newValue.getLN());
            xnr.setText(newValue.getNr());
            xstreet.setText(newValue.getStreet());
            xzip.setText(newValue.getZip());
            xcity.setText(newValue.getCity());
        }));
    }

    public void saveAs() {
        if (file != null){
            try {
                ObjectOutputStream outputStream = new ObjectOutputStream(new FileOutputStream(file, false));
                outputStream.writeObject(xadresse.getItems().size());

                for (Person p: xadresse.getItems()){
                    outputStream.writeObject(p);
                }
                outputStream.close();
            }

            catch (IOException error) {
                System.out.println ("Fehler!");
            }
        }
        else{
            create();
        }
    }


    public void open()throws Exception{
        fc.getExtensionFilters().add(new FileChooser.ExtensionFilter("File", "*.txt"));
        File openfile = fc.showOpenDialog(new Stage());

        if (openfile != null) {
            try (ObjectInputStream outputStream = new ObjectInputStream(new FileInputStream(openfile))){
                int x = (int) outputStream.readObject();

                for (int i=0;i<x;i ++){
                    xadresse.getItems().add((Person)outputStream.readObject());
                }
                file = openfile;
            }
        }
    }

    public void delete() {
        int pos = xadresse.getSelectionModel().getSelectedIndex();
        liste.remove(pos);
    }


    @FXML
    public void edit() {
        popup.initDialog(xfirstName.getText(), xlastName.getText(), xstreet.getText(), xnr.getText(), xzip.getText(), xcity.getText());
        stage2.showAndWait();
        Person person = popup.getPerson();
        liste.set(xadresse.getSelectionModel().getSelectedIndex(), person);

    }

    public void create(){
        fc.getExtensionFilters().add(new FileChooser.ExtensionFilter("Person","*.txt"));
        file = fc.showSaveDialog(new Stage());

        if (file != null) {
        }
        saveAs();
    }

    @FXML
    public void createNew() {
        popup.initDialog();
        stage2.showAndWait();


            liste.add(popup.getPerson());

    }



}