Merge branch 'feat/open-pdf' into 'dev'

feat/save-and-open-pdf

See merge request !82

src/main/java/NTNU/IDATT1002/App.java

@@ -2,6 +2,7 @@ package NTNU.IDATT1002;
 
 import NTNU.IDATT1002.controllers.DataExchange;
 import javafx.application.Application;
+import javafx.application.HostServices;
 import javafx.fxml.FXMLLoader;
 import javafx.scene.Parent;
 import javafx.scene.Scene;
@@ -13,11 +14,13 @@ import java.io.IOException;
 public class App extends Application {
 
     public static DataExchange ex;
+    public static HostServices hostServices;
     private static Scene scene;
 
     @Override
     public void start(Stage stage) throws IOException {
         ex = new DataExchange();
+        ex.setHostServices(getHostServices());
         scene = new Scene(loadFXML("login"));
         stage.setMaximized(true);
         stage.setScene(scene);

src/main/java/NTNU/IDATT1002/controllers/DataExchange.java

 package NTNU.IDATT1002.controllers;
 
+import javafx.application.HostServices;
+
 import java.io.File;
 import java.util.List;
 
@@ -9,6 +11,8 @@ import java.util.List;
  * @version 1.0 22.03.2020
  */
 public class DataExchange {
+
+    public HostServices hostServices;
     private String searchField;
     private List<File> uploadedFiles;
     private Long chosenAlbumId;
@@ -17,6 +21,11 @@ public class DataExchange {
     public DataExchange(){
         searchField = "";
     }
+
+    public HostServices getHostServices() {
+        return hostServices;
+    }
+
     public List<File> getUploadedFiles() {
         return uploadedFiles;
     }
@@ -33,6 +42,10 @@ public class DataExchange {
         return chosenImg;
     }
 
+    public void setHostServices(HostServices hostServices) {
+        this.hostServices = hostServices;
+    }
+
     public void setUploadedFiles(List<File> uploadedFiles) {
         this.uploadedFiles = uploadedFiles;
     }

src/main/java/NTNU/IDATT1002/controllers/ViewAlbum.java

@@ -4,6 +4,7 @@ import NTNU.IDATT1002.App;
 import NTNU.IDATT1002.models.ImageAlbum;
 import NTNU.IDATT1002.service.ImageAlbumService;
 import NTNU.IDATT1002.utils.PdfDocument;
+import javafx.application.HostServices;
 import javafx.event.ActionEvent;
 import javafx.scene.control.Button;
 import javafx.scene.control.TextField;
@@ -11,7 +12,10 @@ import javafx.scene.image.ImageView;
 import javafx.scene.input.MouseEvent;
 import javafx.scene.layout.Pane;
 import javafx.scene.text.Text;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
+import java.io.File;
 import java.io.IOException;
 
 /**
@@ -44,6 +48,13 @@ public class ViewAlbum {
     public Button tbar_searchBtn;
     public Button tbar_albums;
 
+    private ImageAlbumService imageAlbumService;
+
+    private static Logger logger = LoggerFactory.getLogger(ViewAlbum.class);
+
+    public ViewAlbum() {
+        this.imageAlbumService =  new ImageAlbumService();
+    }
 
     /**
      * Method that changes scene to Main page
@@ -139,13 +150,45 @@ public class ViewAlbum {
         //write method that loads the next 6 images in the album into the scrollbar-view
     }
 
+    /**
+     * Create and save album pdf to users downloads directory.
+     *
+     * @param actionEvent
+     */
     public void createPdf(ActionEvent actionEvent) {
-        ImageAlbumService imageAlbumService = new ImageAlbumService();
         Long currentAlbumId = App.ex.getChosenAlbumId();
-
         ImageAlbum imageAlbum = imageAlbumService.getImageAlbumById(currentAlbumId)
                 .orElseThrow(IllegalArgumentException::new);
-        PdfDocument document = new PdfDocument(imageAlbum, "./Album.pdf");
+
+        String destinationFile = String.format("%s/downloads/%s.pdf",
+                System.getProperty("user.home"),
+                imageAlbum.getTitle());
+
+        PdfDocument document = new PdfDocument(imageAlbum, destinationFile);
         document.createPdfDocument();
+        logger.info("[x] Saved PDF document to " + destinationFile);
+
+        displayPdfLink(document.getPdfDocument());
+    }
+
+    /**
+     * Replace create album pdf button with a button to open the given document.
+     *
+     * @param pdfDocument the pdf document to be opened
+     */
+    private void displayPdfLink(File pdfDocument) {
+        create_album_pdf.setText("Open PDF");
+        create_album_pdf.setOnAction(actionEvent -> openPdfDocument(actionEvent, pdfDocument));
+    }
+
+    /**
+     * Open given file.
+     *
+     * @param actionEvent
+     * @param file the file to open
+     */
+    private void openPdfDocument(ActionEvent actionEvent, File file) {
+        HostServices hostServices = App.ex.getHostServices();
+        hostServices.showDocument(file.getAbsolutePath());
     }
 }

src/main/java/NTNU/IDATT1002/utils/PdfDocument.java

@@ -6,6 +6,7 @@ import NTNU.IDATT1002.models.Metadata;
 import com.itextpdf.text.*;
 import com.itextpdf.text.pdf.PdfWriter;
 
+import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.util.Date;
@@ -47,6 +48,10 @@ public class PdfDocument {
         this.document = new Document();
     }
 
+    public File getPdfDocument() {
+        return new File(DESTINATION_FILE);
+    }
+
     /**
      * Create a new pdf document.
      */