retsys.client.controller.LoginController.java Source code

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Here is the source code for retsys.client.controller.LoginController.java

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package retsys.client.controller;

import com.fasterxml.jackson.core.type.TypeReference;
import java.io.InputStream;
import java.net.URL;
import java.util.List;
import java.util.ResourceBundle;
import javafx.event.ActionEvent;
import javafx.fxml.FXML;
import javafx.fxml.FXMLLoader;
import javafx.fxml.Initializable;
import javafx.fxml.JavaFXBuilderFactory;
import javafx.scene.Parent;
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.layout.AnchorPane;
import javafx.stage.Stage;
import static retsys.client.controller.DashboardController.stage;
import retsys.client.helper.GetCurrentDateTime;
import retsys.client.helper.LovHandler;
import retsys.client.json.JsonHelper;
import retsys.client.main.AppContext;
import retsys.client.model.User;

/**
 * FXML Controller class
 *
 * @author Muthu
 */
public class LoginController implements Initializable {
    @FXML
    private TextField userId;
    @FXML
    private PasswordField password;
    @FXML
    private Button login;
    @FXML
    private Label errorMessage;
    private Stage stage;

    /**
     * Initializes the controller class.
     */
    @Override
    public void initialize(URL url, ResourceBundle rb) {
        // TODO
    }

    @FXML
    private void processLogin(ActionEvent event) throws Exception {

        stage = (Stage) userId.getScene().getWindow();
        errorMessage.setText("Hello " + userId.getText());

        if (!userLogging(userId.getText(), password.getText())) {
            //errorMessage.setText("Unknown user " + userId.getText());
            errorMessage.setText("Incorrect User / Password");
        } else {
            DashboardController profile = (DashboardController) replaceSceneContent(
                    "/retsys/client/fxml/Dashboard.fxml");
            //Parent root = FXMLLoader.load(getClass().getResource("/retsys/client/fxml/Dashboard.fxml"));
            AppContext ctx = AppContext.getInstance();
            ctx.setUsername(userId.getText());
            ctx.setPassword(password.getText());
            stage.fullScreenProperty();
            //Scene scene = new Scene(root);
            GetCurrentDateTime GetCurrentDateTime = new GetCurrentDateTime();
            String date = GetCurrentDateTime.getsysDate();
            stage.setTitle("Invertory Management System  " + this.userId.getText() + " " + date);
            stage.centerOnScreen();
        }
    }

    private Initializable replaceSceneContent(String fxml) throws Exception {

        URL location = getClass().getResource(fxml);
        FXMLLoader fxmlLoader = new FXMLLoader();

        fxmlLoader.setBuilderFactory(new JavaFXBuilderFactory());
        InputStream in = getClass().getResourceAsStream(fxml);
        Parent root;

        fxmlLoader.setLocation(location);
        AnchorPane page;
        try {
            page = (AnchorPane) fxmlLoader.load(in);
        } finally {
            in.close();
        }

        Scene scene = new Scene(page);
        scene.getStylesheets().add(this.getClass().getResource("/retsys/client/css/styles.css").toExternalForm());
        stage.setScene(scene);
        stage.setFullScreen(true);
        //stage.sizeToScene();

        return (Initializable) fxmlLoader.getController();
    }

    private boolean userLogging(String usr, String pass) {
        //Code to check
        boolean chkUser = false;
        List<User> list = null;
        try {
            if ("SYSTEM".equals(usr) && "RETSYS".equals(pass))
                return true;

            LovHandler lovHandler = new LovHandler("users", "name");
            String response = lovHandler.getSuggestions(usr);
            list = (List<User>) new JsonHelper().convertJsonStringToObject(response,
                    new TypeReference<List<User>>() {
                    });
        } catch (Exception e) {
            e.printStackTrace();
        }

        for (User listUser : list) {
            if (listUser.getName().equals(usr) && listUser.getPassword().equals(pass))
                chkUser = true;
        }
        return chkUser;
    }
}