package demoopenwindowtwo;

import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.*;
import javafx.scene.control.Alert.AlertType;
import javafx.scene.layout.GridPane;
import javafx.scene.layout.HBox;
import javafx.stage.Modality;
import javafx.stage.Stage;
import javafx.stage.StageStyle;

import java.util.ArrayList;

public class PersonInputWindow extends Stage {
    public PersonInputWindow(String title, Stage owner) {
        this.initOwner(owner);
        this.initStyle(StageStyle.UTILITY);
        this.initModality(Modality.APPLICATION_MODAL);
        this.setMinHeight(100);
        this.setMinWidth(200);
        this.setResizable(false);

        this.setTitle(title);
        GridPane pane = new GridPane();
        this.initContent(pane);

        Scene scene = new Scene(pane);
        this.setScene(scene);
    }

    // -------------------------------------------------------------------------
    private TextField txfName;
    private TextField txfTitle;
    private CheckBox checkSenior;

    private Person newPerson = null;

    private void initContent(GridPane pane) {
        // pane.setGridLinesVisible(true);
        pane.setPadding(new Insets(20));
        pane.setHgap(10);
        pane.setVgap(10);

        Label lblName = new Label("Name:");
        pane.add(lblName, 0, 0);

        Label lblTitle = new Label("Title:");
        pane.add(lblTitle, 0, 1);

        txfName = new TextField();
        pane.add(txfName, 1, 0, 2, 1);

        txfTitle = new TextField();
        pane.add(txfTitle, 1, 1, 2, 1);

        checkSenior = new CheckBox("Senior");
        pane.add(checkSenior, 1, 2, 2, 1);

        HBox buttonBox = new HBox(20);
        pane.add(buttonBox, 0, 3);
        buttonBox.setPadding(new Insets(10, 10, 0, 10));
        buttonBox.setAlignment(Pos.TOP_RIGHT);

        Button btnCancel = new Button("Cancel");
        buttonBox.getChildren().add(btnCancel);
        btnCancel.setOnAction(event -> this.cancelAction());

        Button btnOK = new Button("OK");
        buttonBox.getChildren().add(btnOK);
        btnOK.setOnAction(event -> this.okAction());
    }

    // -------------------------------------------------------------------------

    // -------------------------------------------------------------------------
    // Button actions

    private void cancelAction() {
        txfName.requestFocus();
        clearFields();
        newPerson = null;
        PersonInputWindow.this.hide();
    }

    private void okAction() {
        String title = txfTitle.getText().trim();
        String name = txfName.getText().trim();
        boolean senior = checkSenior.isSelected();

        if (title.length() > 0 && name.length() > 0) {
            newPerson = new Person(name, title, senior);
            clearFields();
            txfName.requestFocus();
            PersonInputWindow.this.hide();
        } else {
            Alert alert = new Alert(AlertType.INFORMATION);
            alert.setTitle("Add person");
            alert.setHeaderText("Information missing");
            alert.setContentText("Type name and/or title");
            alert.show();
        }

    }

    public Person getNewPerson() {
        return newPerson;
    }

    public void clearNewPerson() {
        newPerson = null;
    }

    private void addAction() {
        String name = txfName.getText().trim();
        String title = txfTitle.getText().trim();
        boolean senior = checkSenior.isSelected();
        if (name.length() > 0 && title.length() > 0) {
            newPerson = new Person(name, title, senior);
        } else {
            Alert alert = new Alert(Alert.AlertType.INFORMATION);
            alert.setTitle("Add person");
            alert.setHeaderText("Missing information");
            alert.setContentText("You need to type name and/or title of the person");
            alert.show();
            // wait for the modal dialog to close
        }
    }

    private void clearFields() {
        txfName.clear();
        txfTitle.clear();
        checkSenior.setSelected(false);
    }

}