Feature

.gitignore

@@ -1,2 +1,3 @@
 target/
 /.idea/
+.env

javafx.iml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module version="4">
+  <component name="AdditionalModuleElements">
+    <content url="file://$MODULE_DIR$" dumb="true">
+      <sourceFolder url="file://$MODULE_DIR$/src/test" isTestSource="true" />
+    </content>
+  </component>
+</module>

pom.xml

@@ -2,6 +2,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>com.example</groupId>
@@ -15,26 +16,32 @@
         <assertj.core.version>3.27.6</assertj.core.version>
         <mockito.version>5.20.0</mockito.version>
         <javafx.version>25</javafx.version>
+        <httpclient.version>5.3.1</httpclient.version>
     </properties>
+
     <dependencies>
+
         <dependency>
             <groupId>org.junit.jupiter</groupId>
             <artifactId>junit-jupiter</artifactId>
             <version>${junit.jupiter.version}</version>
             <scope>test</scope>
         </dependency>
+
         <dependency>
             <groupId>org.assertj</groupId>
             <artifactId>assertj-core</artifactId>
             <version>${assertj.core.version}</version>
             <scope>test</scope>
         </dependency>
+
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-junit-jupiter</artifactId>
             <version>${mockito.version}</version>
             <scope>test</scope>
         </dependency>
+
         <dependency>
             <groupId>org.openjfx</groupId>
             <artifactId>javafx-controls</artifactId>
@@ -45,7 +52,21 @@
             <artifactId>javafx-fxml</artifactId>
             <version>${javafx.version}</version>
         </dependency>
+
+        <dependency>
+            <groupId>org.json</groupId>
+            <artifactId>json</artifactId>
+            <version>20240303</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.httpcomponents.client5</groupId>
+            <artifactId>httpclient5</artifactId>
+            <version>${httpclient.version}</version>
+        </dependency>
+
     </dependencies>
+
     <build>
         <plugins>
             <plugin>
@@ -55,7 +76,7 @@
                 <configuration>
                     <mainClass>com.example.HelloFX</mainClass>
                     <options>
-                    <option>--enable-native-access=javafx.graphics</option>
+                        <option>--enable-native-access=javafx.graphics</option>
                     </options>
                     <launcher>javafx</launcher>
                     <stripDebug>true</stripDebug>
@@ -65,4 +86,5 @@
             </plugin>
         </plugins>
     </build>
+
 </project>

src/main/java/com/example/ChatMessage.java

@@ -0,0 +1,34 @@
+package com.example;
+
+public class ChatMessage {
+    private final String id;
+    private final String username;
+    private final String message;
+    private final String timestamp;
+    private final String fileName;
+    private final String fileUrl;
+    private final String mimeType;
+
+    public ChatMessage(String id, String username, String message, String timestamp,
+                       String fileName, String fileUrl, String mimeType) {
+        this.id = id;
+        this.username = username;
+        this.message = message;
+        this.timestamp = timestamp;
+        this.fileName = fileName;
+        this.fileUrl = fileUrl;
+        this.mimeType = mimeType;
+    }
+
+    public ChatMessage(String id, String username, String message, String timestamp) {
+        this(id, username, message, timestamp, null, null, null);
+    }
+
+    public String getId() { return id; }
+    public String getUsername() { return username; }
+    public String getMessage() { return message; }
+    public String getTimestamp() { return timestamp; }
+    public String getFileName() { return fileName; }
+    public String getFileUrl() { return fileUrl; }
+    public String getMimeType() { return mimeType; }
+}

src/main/java/com/example/EnvLoader.java

@@ -0,0 +1,32 @@
+package com.example;
+
+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
+
+public class EnvLoader {
+
+    private static Map<String, String> env = new HashMap<>();
+
+    static {
+        try (BufferedReader reader = new BufferedReader(new FileReader(".env"))) {
+            String line;
+            while ((line = reader.readLine()) != null) {
+                line = line.trim();
+                if (line.isEmpty() || line.startsWith("#")) continue;
+                String[] parts = line.split("=", 2);
+                if (parts.length == 2) {
+                    env.put(parts[0].trim(), parts[1].trim());
+                }
+            }
+        } catch (IOException e) {
+            System.err.println("Warning: .env file not found or could not be read");
+        }
+    }
+
+    public static String get(String key) {
+        return env.get(key);
+    }
+}

src/main/java/com/example/HelloController.java

@@ -1,22 +1,120 @@
 package com.example;
 
+import javafx.application.Platform;
+import javafx.collections.FXCollections;
+import javafx.collections.ObservableList;
+import javafx.collections.transformation.FilteredList;
 import javafx.fxml.FXML;
-import javafx.scene.control.Label;
+import javafx.fxml.Initializable;
+import javafx.scene.control.CheckBox;
+import javafx.scene.control.Hyperlink;
+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 javafx.scene.text.Text;
+import javafx.scene.text.TextFlow;
+import javafx.stage.FileChooser;
 
-/**
- * Controller layer: mediates between the view (FXML) and the model.
- */
-public class HelloController {
+import java.io.File;
+import java.net.URL;
+import java.time.format.DateTimeFormatter;
+import java.util.ResourceBundle;
+import java.util.function.Predicate;
+
+public class HelloController implements Initializable {
+
+    @FXML private ListView<ChatMessage> chatList;
+    @FXML private TextField inputField;
+    @FXML private TextField usernameField;
+    @FXML private CheckBox hideMyMessagesCheck;
 
     private final HelloModel model = new HelloModel();
+    private final ObservableList<ChatMessage> masterList = FXCollections.observableArrayList();
+    private FilteredList<ChatMessage> filteredList;
+
+    private String getCurrentUsername() {
+        String u = usernameField.getText();
+        if (u == null) return "Anonymous";
+        u = u.trim();
+        return u.isEmpty() ? "Anonymous" : u;
+    }
+
+    @Override
+    public void initialize(URL url, ResourceBundle rb) {
+        filteredList = new FilteredList<>(masterList, msg -> true);
+        chatList.setItems(filteredList);
+
+        chatList.setCellFactory(list -> new ListCell<>() {
+            @Override
+            protected void updateItem(ChatMessage msg, boolean empty) {
+                super.updateItem(msg, empty);
+                if (empty || msg == null) { setGraphic(null); return; }
+
+                Text user = new Text(msg.getUsername());
+                user.setStyle("-fx-font-weight: bold;");
+                Text time = new Text(" (" + msg.getTimestamp() + ")\n");
+                time.setStyle("-fx-fill: gray; -fx-font-size: 12px;");
+
+                if (msg.getFileName() != null && msg.getFileUrl() != null) {
+                    if (msg.getMimeType() != null && msg.getMimeType().startsWith("image/")) {
+                        try {
+                            ImageView imageView = new ImageView(new Image(msg.getFileUrl(), true));
+                            imageView.setFitWidth(200);
+                            imageView.setPreserveRatio(true);
+                            Text messageText = new Text(msg.getMessage() + "\n");
+                            messageText.setStyle("-fx-font-size: 14px;");
+                            setGraphic(new TextFlow(user, time, messageText, imageView));
+                        } catch (Exception e) { e.printStackTrace(); }
+                    } else {
+                        Hyperlink link = new Hyperlink(msg.getFileName());
+                        final String fileUrl = msg.getFileUrl();
+                        link.setOnAction(ev -> HelloFX.hostServices().showDocument(fileUrl));
+                        Text messageText = new Text(msg.getMessage() + "\n");
+                        messageText.setStyle("-fx-font-size: 14px;");
+                        setGraphic(new TextFlow(user, time, messageText, link));
+                    }
+                } else {
+                    Text text = new Text(msg.getMessage());
+                    text.setStyle("-fx-font-size: 14px;");
+                    setGraphic(new TextFlow(user, time, text));
+                }
+            }
+        });
+
+        hideMyMessagesCheck.selectedProperty().addListener((obs, oldVal, newVal) -> updateFilterPredicate());
+        usernameField.textProperty().addListener((obs, oldVal, newVal) -> updateFilterPredicate());
+
+        model.loadHistory(msg -> Platform.runLater(() -> masterList.add(msg)));
+        model.listenForMessages(msg -> Platform.runLater(() -> masterList.add(msg)));
+    }
+
+    private void updateFilterPredicate() {
+        final String current = getCurrentUsername();
+        final boolean hideMine = hideMyMessagesCheck.isSelected();
+        Predicate<ChatMessage> pred = msg -> !hideMine || !current.equals(msg.getUsername());
+        filteredList.setPredicate(pred);
+    }
 
     @FXML
-    private Label messageLabel;
+    private void onSend() {
+        String user = getCurrentUsername();
+        String msg = inputField.getText().trim();
+        if (msg.isEmpty()) return;
+        inputField.clear();
+
+        new Thread(() -> {
+            try { model.sendMessage(user, msg); }
+            catch (Exception e) { e.printStackTrace(); }
+        }).start();
+    }
 
     @FXML
-    private void initialize() {
-        if (messageLabel != null) {
-            messageLabel.setText(model.getGreeting());
-        }
+    private void onAttachFile() {
+        FileChooser fileChooser = new FileChooser();
+        fileChooser.setTitle("Select a file to send");
+        File file = fileChooser.showOpenDialog(chatList.getScene().getWindow());
+        if (file != null) new Thread(() -> model.sendFile(getCurrentUsername(), file)).start();
     }
 }

src/main/java/com/example/HelloFX.java

@@ -1,25 +1,32 @@
 package com.example;
 
 import javafx.application.Application;
+import javafx.application.HostServices;
 import javafx.fxml.FXMLLoader;
 import javafx.scene.Parent;
 import javafx.scene.Scene;
 import javafx.stage.Stage;
 
 public class HelloFX extends Application {
+    public static HostServices hostServices;
+
+    public static HostServices hostServices() {
+        return hostServices;
+    }
 
     @Override
     public void start(Stage stage) throws Exception {
-        FXMLLoader fxmlLoader = new FXMLLoader(HelloFX.class.getResource("hello-view.fxml"));
-        Parent root = fxmlLoader.load();
-        Scene scene = new Scene(root, 640, 480);
-        stage.setTitle("Hello MVC");
+        hostServices = getHostServices();
+        FXMLLoader loader = new FXMLLoader(getClass().getResource("/com/example/hello-view.fxml"));
+        Parent root = loader.load();
+        Scene scene = new Scene(root, 720, 520);
+        scene.getStylesheets().add(getClass().getResource("/css/style.css").toExternalForm());
+        stage.setTitle("JavaFX NTFY Chat — mats_notiser");
         stage.setScene(scene);
         stage.show();
     }
 
     public static void main(String[] args) {
-        launch();
+        launch(args);
     }
-
-}
+}