Honor mobile map package expiration date

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/*
 * Copyright 2019 Esri.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package com.esri.samples.honor_mobile_map_package_expiration_date;

import java.io.File;
import java.text.SimpleDateFormat;
import java.util.Locale;

import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Alert;
import javafx.scene.control.Label;
import javafx.scene.layout.Background;
import javafx.scene.layout.BackgroundFill;
import javafx.scene.layout.CornerRadii;
import javafx.scene.layout.StackPane;
import javafx.scene.layout.VBox;
import javafx.scene.paint.Paint;
import javafx.stage.Stage;

import com.esri.arcgisruntime.loadable.LoadStatus;
import com.esri.arcgisruntime.mapping.Expiration;
import com.esri.arcgisruntime.mapping.ExpirationType;
import com.esri.arcgisruntime.mapping.MobileMapPackage;
import com.esri.arcgisruntime.mapping.view.MapView;

public class HonorMobileMapPackageExpirationDateSample extends Application {

  private MapView mapView;
  private MobileMapPackage mobileMapPackage;

  @Override
  public void start(Stage stage) {

    try {
      // create stack pane and application scene
      StackPane stackPane = new StackPane();
      Scene scene = new Scene(stackPane);
      scene.getStylesheets().add(getClass().getResource("/honor_mobile_map_package_expiration_date/style.css").toExternalForm());

      // set title, size, and add scene to stage
      stage.setTitle("Honor Mobile Map Package Expiration Date Sample");
      stage.setWidth(800);
      stage.setHeight(700);
      stage.setScene(scene);
      stage.show();

      // create an overlay to display the expiration information
      VBox expirationMessageVbox = new VBox(6);
      expirationMessageVbox.setBackground(new Background(new BackgroundFill(Paint.valueOf("rgba(0,0,0,0.3)"), CornerRadii.EMPTY,
              Insets.EMPTY)));
      expirationMessageVbox.setPadding(new Insets(10.0));
      expirationMessageVbox.setMaxSize(800, 150);
      expirationMessageVbox.setAlignment(Pos.CENTER);
      expirationMessageVbox.getStyleClass().add("panel-region");

      // create a label to display the expiration message and expiration date
      Label expirationDetailsLabel = new Label();
      expirationMessageVbox.getStyleClass().add("label");

      // add the labels to the overlay
      expirationMessageVbox.getChildren().add(expirationDetailsLabel);

      // create a map view
      mapView = new MapView();

      // load the mobile map package
      File mmpkFile = new File(System.getProperty("data.dir"), "./samples-data/mmpk/LothianRiversAnno.mmpk");
      mobileMapPackage = new MobileMapPackage(mmpkFile.getAbsolutePath());
      mobileMapPackage.loadAsync();
      mobileMapPackage.addDoneLoadingListener(() -> {
        // check if the map package has expiration information and if so, has it expired yet
        if (mobileMapPackage.getExpiration() != null && mobileMapPackage.getExpiration().isExpired()) {

          // get the expiration of the mobile map package
          Expiration expiration = mobileMapPackage.getExpiration();

          // get the expiration message
          String expirationMessage = expiration.getMessage();

          // get the expiration date
          SimpleDateFormat daysHoursFormat = new SimpleDateFormat("EEE',' d MMM yyyy 'at' hh:mm:ss a", Locale.US);
          String expirationDate = daysHoursFormat.format(expiration.getDateTime().getTimeInMillis());

          // set the expiration message to the label
          expirationDetailsLabel.setText(expirationMessage + "\n Mobile map package expired on: " + expirationDate + ".");

          // load the expired map if it is still accessible after expiration
          if (mobileMapPackage.getExpiration().getType() == ExpirationType.ALLOW_EXPIRED_ACCESS && mobileMapPackage.getLoadStatus() == LoadStatus.LOADED && !mobileMapPackage.getMaps().isEmpty()) {
            // add the map from the mobile map package to the map view
            mapView.setMap(mobileMapPackage.getMaps().get(0));

            // show an alert if the mobile map package is not accessible after expiration
          } else if (mobileMapPackage.getExpiration().getType() == ExpirationType.PREVENT_EXPIRED_ACCESS) {
            new Alert(Alert.AlertType.ERROR, "The author of this mobile map package has disallowed access after the expiration date.").show();
          }

          // show the map if it is not expired
        } else if (mobileMapPackage.getLoadStatus() == LoadStatus.LOADED && !mobileMapPackage.getMaps().isEmpty()) {
          // add the map from the mobile map package to the map view
          mapView.setMap(mobileMapPackage.getMaps().get(0));

        } else {
          new Alert(Alert.AlertType.ERROR, "Failed to load the mobile map package.").show();
        }
      });

      // add the map view and overlay to the stack pane
      stackPane.getChildren().addAll(mapView, expirationMessageVbox);
      StackPane.setAlignment(expirationMessageVbox, Pos.CENTER);

    } catch (Exception e) {
      // on any error, display the stack trace
      e.printStackTrace();
    }
  }

  /**
   * Stops and releases all resources used in application.
   */
  @Override
  public void stop() {

    if (mapView != null) {
      mapView.dispose();
    }
  }

  /**
   * Opens and runs application.
   *
   * @param args arguments passed to this application
   */
  public static void main(String[] args) {

    Application.launch(args);
  }

}