Lab4 - done

Author: Wajktor13

lab03/lab-rx/.gradle/7.2/executionHistory/executionHistory.bin

@@ -15,6 +15,8 @@
     <top>
         <HBox styleClass="form-box">
             <Label text="Search for photos:" prefWidth="120"/>
+            <TextField fx:id="searchTextField" promptText="Enter search query..." prefWidth="580"/>
+            <Button text="Search" onAction="#searchButtonClicked"/>
         </HBox>
     </top>
     <left>

lab03/lab-rx/.gradle/7.2/executionHistory/executionHistory.lock

@@ -1,10 +1,11 @@
 package app;
 
 import javafx.application.Application;
+import util.PhotoDownloader;
 
 public class Main {
 
-    public static final String SCRAPER_API_KEY = "4c35963a373952b6ed2f344438750b96";
+    public static final String SCRAPER_API_KEY = "67e4389cbeb73e8c244f519e7342fd52";
 
 
     public static void main(String[] args) {

lab03/lab-rx/.gradle/7.2/fileHashes/fileHashes.bin

@@ -1,16 +1,20 @@
 package controller;
 
 
+import javafx.application.Platform;
 import javafx.collections.FXCollections;
 import javafx.collections.ObservableList;
+import javafx.event.ActionEvent;
 import javafx.fxml.FXML;
 
 import javafx.scene.control.ListCell;
 import javafx.scene.control.ListView;
 import javafx.scene.control.TextField;
+import javafx.scene.image.Image;
 import javafx.scene.image.ImageView;
 import model.Gallery;
 import model.Photo;
+import util.PhotoDownloader;
 
 
 public class GalleryController {
@@ -26,6 +30,9 @@ public class GalleryController {
     @FXML
     private ListView<Photo> imagesListView;
 
+    @FXML
+    private TextField searchTextField;
+
     @FXML
     public void initialize() {
         imagesListView.setCellFactory(param -> new ListCell<>() {
@@ -45,6 +52,10 @@ protected void updateItem(Photo item, boolean empty) {
         });
 
         imagesListView.getSelectionModel().selectedItemProperty().addListener((observable, oldValue, newValue) -> {
+            if (oldValue != null) {
+                this.imageNameField.textProperty().unbindBidirectional(oldValue.nameProperty());
+            }
+
             this.bindSelectedPhoto(newValue);
         });
     }
@@ -57,8 +68,20 @@ public void setModel(Gallery gallery) {
     }
 
     private void bindSelectedPhoto(Photo selectedPhoto) {
-        imageView.imageProperty().bind(selectedPhoto.imageProperty());
-        imageNameField.textProperty().bind(selectedPhoto.nameProperty());
+        if (selectedPhoto != null) {
+            imageView.imageProperty().bind(selectedPhoto.imageProperty());
+            imageNameField.textProperty().bindBidirectional(selectedPhoto.nameProperty());
+        }
+    }
+
+    public void searchButtonClicked(ActionEvent event) {
+        PhotoDownloader photoDownloader = new PhotoDownloader();
+
+        this.galleryModel.clear();
+
+        photoDownloader.searchForPhotos("Agent Cooper").subscribe(photo -> {
+            Platform.runLater(() -> galleryModel.addPhoto(photo));
+        });
     }
 }
 

lab03/lab-rx/.gradle/7.2/fileHashes/fileHashes.lock

@@ -8,14 +8,14 @@
 
 public class Gallery {
 
-    private final List<Photo> photos = new ArrayList<>();
+    private final ObservableList<Photo> photos = FXCollections.observableArrayList();
 
     public void addPhoto(Photo photo) {
         photos.add(photo);
     }
 
     public ObservableList<Photo> getPhotos() {
-        return FXCollections.observableArrayList(photos);
+        return this.photos;
     }
 
     public void clear() {

lab03/lab-rx/.gradle/7.2/fileHashes/resourceHashesCache.bin

@@ -11,6 +11,7 @@
 import java.io.InputStream;
 import java.net.URL;
 import java.net.URLConnection;
+import java.util.List;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
@@ -32,16 +33,23 @@ public Observable<Photo> getPhotoExamples() {
     }
 
     public Observable<Photo> searchForPhotos(String searchQuery) {
-        return Observable.fromCallable(() -> DuckDuckGoDriver.searchForImages(searchQuery))
-                .flatMap(Observable::fromIterable)
-                .flatMap(photoUrl -> Observable.fromCallable(() -> getPhoto(photoUrl))
-                                .onErrorResumeNext(e -> {
-                                    log.log(Level.WARNING, "Could not download a photo", e);
-                                    return Observable.empty();
-                                })
-//                         Uncomment line below to download each photo in separate thread
-//                        .subscribeOn(Schedulers.computation())
-                );
+        Observable<Photo> source = Observable.create(observer -> {
+            try {
+                List<String> photoUrls = DuckDuckGoDriver.searchForImages(searchQuery);
+                for (String url : photoUrls) {
+                    observer.onNext(getPhoto(url));
+                }
+
+                observer.onComplete();
+
+            } catch (InterruptedException e) {
+                observer.onError(e);
+            } catch (IOException ignored) {
+                observer.onComplete();
+            }
+        });
+
+        return source.subscribeOn(Schedulers.computation());
     }
 
     private Photo getPhoto(String photoUrl) throws IOException {

lab03/lab-rx/.gradle/buildOutputCleanup/buildOutputCleanup.lock

@@ -26,12 +26,15 @@ public PhotoSerializer(String photoLibraryPath) throws IOException {
     }
 
     public void registerGallery(Gallery gallery) {
-
         gallery.getPhotos().addListener((ListChangeListener<? super Photo>) change -> {
             while (change.next()) {
                 if (change.wasAdded()) {
-                    System.out.println("saving...");
-                    change.getAddedSubList().forEach(this::savePhoto);
+                    change.getAddedSubList().forEach((photo -> {
+                        this.savePhoto(photo);
+                        photo.nameProperty().addListener((observable, oldValue, newValue) -> {
+                            renamePhoto(oldValue, newValue);
+                        });
+                    }));
                 } else if (change.wasRemoved()) {
                     change.getRemoved().forEach(this::removePhoto);
                 }

lab03/lab-rx/build/classes/java/main/app/CrawlerApp.class

@@ -15,6 +15,8 @@
     <top>
         <HBox styleClass="form-box">
             <Label text="Search for photos:" prefWidth="120"/>
+            <TextField fx:id="searchTextField" promptText="Enter search query..." prefWidth="580"/>
+            <Button text="Search" onAction="#searchButtonClicked"/>
         </HBox>
     </top>
     <left>