first version of DirectoryScanner

src/main/java/dev/mateuszkowalczyk/ffm/app/DirectoryScanner.java

@@ -0,0 +1,70 @@
+package dev.mateuszkowalczyk.ffm.app;
+
+import dev.mateuszkowalczyk.ffm.utils.PropertiesLoader;
+import dev.mateuszkowalczyk.ffm.utils.Property;
+import javafx.application.Platform;
+import javafx.scene.image.Image;
+import javafx.scene.image.ImageView;
+
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+
+public class DirectoryScanner implements Runnable {
+    private WorkspaceService workspaceService = WorkspaceService.getInstance();
+    private PropertiesLoader propertiesLoader = PropertiesLoader.getInstance();
+
+    @Override
+    public void run() {
+        System.out.println("Run photos reader");
+        this.readImages();
+    }
+
+    private ArrayList<ImageView> readImages() {
+        ArrayList<ImageView> imageViews = new ArrayList<>();
+        try {
+            Files.walk(Paths.get(this.propertiesLoader.get(Property.PATH_TO_DIRECTORY)))
+                    .filter(Files::isRegularFile)
+                    .forEach(path -> {
+                        String filename = path.getFileName().toString();
+                        if(this.isImagePath(filename)) {
+                            ImageView imageView = new ImageView();
+
+                            InputStream inputStream = null;
+
+                            Image image1 = new Image("file:" + path.toString(), 200, 200, false, true);
+
+                            imageView.setImage(image1);
+                            imageView.setFitHeight(200);
+                            imageView.setFitWidth(200);
+                            imageView.setSmooth(true);
+                            imageView.setCache(true);
+                            imageViews.add(imageView);
+
+                            Platform.runLater(() -> WorkspaceService.getInstance().getMainPageController().addImage(imageView));
+                        }
+                    });
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+
+        return imageViews;
+    }
+
+    private boolean isImagePath(String filename) {
+        switch (filename.substring(filename.length() - 3).toLowerCase()) {
+            case "jpg":
+                return true;
+            default:
+                return false;
+        }
+    }
+
+    private void clearImages() {
+        this.workspaceService.getMainPageController().clearImages();
+    }
+}

src/main/java/dev/mateuszkowalczyk/ffm/app/WorkspaceService.java

@@ -5,19 +5,38 @@ import dev.mateuszkowalczyk.ffm.utils.PropertiesLoader;
 import dev.mateuszkowalczyk.ffm.utils.Property;
 import dev.mateuszkowalczyk.ffm.view.SceneEnum;
 import dev.mateuszkowalczyk.ffm.view.StageController;
+import dev.mateuszkowalczyk.ffm.view.workspace.MainPageController;
+import javafx.collections.FXCollections;
+import javafx.collections.ObservableList;
+import javafx.scene.image.Image;
+import javafx.scene.image.ImageView;
 
-import java.io.IOException;
+import java.io.*;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.List;
 
 public class WorkspaceService {
     private static final WorkspaceService instance = new WorkspaceService();
     private PropertiesLoader propertiesLoader = new PropertiesLoader();
+    private MainPageController mainPageController;
 
-    private WorkspaceService(){}
+    private WorkspaceService() {
+    }
 
     public static WorkspaceService getInstance() {
         return instance;
     }
 
+    public MainPageController getMainPageController() {
+        return mainPageController;
+    }
+
+    public void setMainPageController(MainPageController mainPageController) {
+        this.mainPageController = mainPageController;
+    }
+
     public void setupWorkspace() {
         Chooser chooser = new Chooser();
         String path = chooser.chooseDirectory();
@@ -30,6 +49,54 @@ public class WorkspaceService {
     }
 
     public void refreshWorkspace() {
-        System.out.println("Refreshing workspace");
+        this.getMainPageController().clearImages();
+        var t = new Thread(new DirectoryScanner());
+        t.start();
+    }
+
+    private void readImages() {
+        try {
+            Files.walk(Paths.get(this.propertiesLoader.get(Property.PATH_TO_DIRECTORY)))
+                    .filter(Files::isRegularFile)
+                    .forEach(path -> {
+                        String filename = path.getFileName().toString();
+                        if(this.isImagePath(filename)) {
+                            System.out.println("read image");
+                            ImageView imageView = new ImageView();
+                            InputStream inputStream = null;
+
+                            try {
+                                inputStream = new FileInputStream(path.toString());
+                            } catch (FileNotFoundException e) {
+                                e.printStackTrace();
+                            }
+
+                            Image image = new Image(inputStream);
+
+                            Image image1 = new Image("file:" + path.toString(), 200, 200, false, true);
+
+                            imageView.setImage(image1);
+                            imageView.setFitHeight(200);
+                            imageView.setFitWidth(200);
+                            imageView.setSmooth(true);
+                            imageView.setCache(true);
+
+
+
+                            this.mainPageController.addImage(imageView);
+                        }
+                    });
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    private boolean isImagePath(String filename) {
+        switch (filename.substring(filename.length() - 3).toLowerCase()) {
+            case "jpg":
+                return true;
+            default:
+                return false;
+        }
     }
 }

src/main/java/dev/mateuszkowalczyk/ffm/view/workspace/MainPageController.java

@@ -1,10 +1,36 @@
 package dev.mateuszkowalczyk.ffm.view.workspace;
 
 import dev.mateuszkowalczyk.ffm.app.WorkspaceService;
+import javafx.fxml.FXML;
+import javafx.fxml.Initializable;
+import javafx.scene.image.ImageView;
+import javafx.scene.layout.FlowPane;
 
-public class MainPageController {
+import java.net.URL;
+import java.util.ResourceBundle;
+
+public class MainPageController implements Initializable {
+    private WorkspaceService workspaceService = WorkspaceService.getInstance();
+
+    @FXML
+    private FlowPane imagesContainer;
 
     public MainPageController() {
-        WorkspaceService.getInstance().refreshWorkspace();
+        this.workspaceService.setMainPageController(this);
+    }
+
+    public void clearImages() {
+        if (this.imagesContainer != null) {
+            this.imagesContainer.getChildren().clear();
+        }
+    }
+
+    public void addImage(ImageView imageView) {
+        this.imagesContainer.getChildren().add(imageView);
+    }
+
+    @Override
+    public void initialize(URL url, ResourceBundle resourceBundle) {
+        this.workspaceService.refreshWorkspace();
     }
 }