Add debug button to copy Linux command output

pom.xml

@@ -73,6 +73,11 @@
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-lang3</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-collections4</artifactId>
+            <version>4.4</version>
+        </dependency>
 
         <dependency>
             <groupId>net.java.dev.jna</groupId>

src/main/java/com/getpcpanel/cpp/linux/PulseAudioEventListener.java

@@ -3,7 +3,10 @@
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
+import java.text.SimpleDateFormat;
+import java.util.Date;
 
+import org.apache.commons.collections4.queue.CircularFifoQueue;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.stereotype.Component;
@@ -23,6 +26,8 @@
 public class PulseAudioEventListener extends Thread {
     private final ApplicationEventPublisher eventPublisher;
     private final ProcessHelper processHelper;
+    private final CircularFifoQueue<String> latestEvents = new CircularFifoQueue<>(50);
+
     private boolean running = true;
 
     @PostConstruct
@@ -44,9 +49,11 @@ public void run() {
                 var process = processHelper.builder("pactl", "subscribe").start();
                 var reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
 
+                var dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
                 String line;
                 //noinspection NestedAssignment
                 while ((line = reader.readLine()) != null) {
+                    latestEvents.add(dateFormat.format(new Date()) + " - " + line);
                     checkTrigger(line);
                 }
             } catch (IOException e) {
@@ -55,6 +62,10 @@ public void run() {
         }
     }
 
+    String getDebugOutput() {
+        return "pactl subscribe:\n" + String.join("\n", latestEvents);
+    }
+
     private void checkTrigger(String line) {
         if (StringUtils.containsIgnoreCase(line, "Event 'new' on sink-input") || StringUtils.containsIgnoreCase(line, "Event 'remove' on sink-input")) {
             eventPublisher.publishEvent(new LinuxSessionChangedEvent());

src/main/java/com/getpcpanel/cpp/linux/PulseAudioWrapper.java

@@ -7,6 +7,8 @@
 import java.util.Map;
 import java.util.regex.Pattern;
 
+import javax.annotation.Nonnull;
+
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.math.NumberUtils;
@@ -143,6 +145,17 @@ private String idxOrDefaultDevice(int idx) {
         return idx == DEFAULT_DEVICE ? "@DEFAULT_SINK@" : String.valueOf(idx);
     }
 
+    @Nonnull
+    List<String> getDebugOutput() {
+        return StreamEx.of(InOutput.values())
+                       .map(t -> new String[] { "pactl", "list", t.pulseType })
+                       .mapToEntry(cmd -> runAndRead(processHelper.builder(cmd)))
+                       .mapKeys(cmd -> String.join(" ", cmd))
+                       .mapValues(lines -> String.join("\n", lines))
+                       .mapKeyValue((cmd, lns) -> cmd + ":\n" + lns)
+                       .toList();
+    }
+
     @Builder
     record PulseAudioTarget(int index, boolean isDefault, Map<String, String> metas, Map<String, String> properties, InOutput type) {
     }

src/main/java/com/getpcpanel/cpp/linux/SndCtrlLinuxDebug.java

@@ -0,0 +1,29 @@
+package com.getpcpanel.cpp.linux;
+
+import java.awt.Toolkit;
+import java.awt.datatransfer.StringSelection;
+
+import org.springframework.stereotype.Service;
+
+import com.getpcpanel.spring.ConditionalOnLinux;
+
+import lombok.RequiredArgsConstructor;
+import lombok.extern.log4j.Log4j2;
+import one.util.streamex.StreamEx;
+
+@Log4j2
+@Service
+@ConditionalOnLinux
+@RequiredArgsConstructor
+public class SndCtrlLinuxDebug {
+    private final PulseAudioWrapper paWrapper;
+    private final PulseAudioEventListener paEventListener;
+
+    public void copyDebugOutput() {
+        var output = StreamEx.of(paWrapper.getDebugOutput())
+                             .append(paEventListener.getDebugOutput())
+                             .joining("\n".repeat(5));
+        var content = new StringSelection(output);
+        Toolkit.getDefaultToolkit().getSystemClipboard().setContents(content, null);
+    }
+}

src/main/java/com/getpcpanel/spring/OsHelper.java

@@ -1,12 +1,14 @@
 package com.getpcpanel.spring;
 
+import java.util.List;
 import java.util.Set;
 
 import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.SystemUtils;
 import org.springframework.stereotype.Service;
 
 import javafx.css.Styleable;
+import javafx.scene.Node;
 import one.util.streamex.StreamEx;
 
 @Service
@@ -38,6 +40,13 @@ public boolean isSupported(Styleable elem) {
         return toHideClasses.stream().noneMatch(toHideClass -> elem.getStyleClass().contains(toHideClass));
     }
 
+    public void hideUnsupportedChildren(List<Node> children) {
+        StreamEx.of(children).remove(this::isSupported).forEach(c -> {
+            c.setVisible(false);
+            c.setManaged(false);
+        });
+    }
+
     public boolean isOs(String os) {
         return StringUtils.equalsAny(os, "*", osString());
     }

src/main/java/com/getpcpanel/ui/SettingsDialog.java

@@ -12,6 +12,7 @@
 import org.springframework.stereotype.Component;
 
 import com.getpcpanel.MainFX;
+import com.getpcpanel.cpp.linux.SndCtrlLinuxDebug;
 import com.getpcpanel.cpp.windows.SndCtrlWindows;
 import com.getpcpanel.obs.OBS;
 import com.getpcpanel.profile.Save;
@@ -36,6 +37,7 @@
 import javafx.scene.control.TextField;
 import javafx.scene.image.Image;
 import javafx.scene.layout.Pane;
+import javafx.scene.layout.VBox;
 import javafx.scene.paint.Color;
 import javafx.stage.Modality;
 import javafx.stage.Stage;
@@ -82,6 +84,8 @@ public class SettingsDialog extends Application implements UIInitializer<SingleP
     @FXML private TextField txtOnlyIfDelta;
     @FXML private CheckBox cbFixOnlySliders;
     @FXML private OSCSettingsDialog oscSettingsController;
+    @FXML private VBox debug;
+    @FXML private Label copied;
 
     @Override
     public void initUI(@Nonnull SingleParamInitializer<Stage> args) {
@@ -217,6 +221,7 @@ private void initOverlayColors(Save save) {
 
     private void postInit() {
         initFields();
+        osHelper.hideUnsupportedChildren(debug.getChildrenUnmodifiable());
     }
 
     public void doTest(ActionEvent ignored) {
@@ -246,4 +251,10 @@ public void doTest(ActionEvent ignored) {
     public void triggerAv(ActionEvent ignored) {
         MainFX.getBean(SndCtrlWindows.class).triggerAv();
     }
+
+    public void copyAudioOutput(ActionEvent ignored) {
+        copied.setText("Preparing output");
+        MainFX.getBean(SndCtrlLinuxDebug.class).copyDebugOutput();
+        copied.setText("Output was copied to your clipboard");
+    }
 }

src/main/resources/assets/SettingsDialog.fxml

@@ -122,13 +122,21 @@
                 </VBox>
             </VBox>
         </Tab>
-        <Tab text="Logs">
-            <VBox layoutX="30.0" layoutY="28.0">
+        <Tab text="Debug">
+            <VBox fx:id="debug" layoutX="30.0" layoutY="28.0">
                 <padding>
                     <Insets bottom="10.0" left="10.0" right="10.0" top="10.0"/>
                 </padding>
                 <Button layoutX="30.0" layoutY="28.0" mnemonicParsing="false" onAction="#openLogsFolder" text="Open Logs Folder"/>
-                <Button layoutX="30.0" layoutY="28.0" mnemonicParsing="false" onAction="#triggerAv" text="Trigger AV (for debugging)"/>
+                <Button layoutX="30.0" layoutY="28.0" mnemonicParsing="false" onAction="#triggerAv" styleClass="only-windows" text="Trigger AV (for debugging)"/>
+                <HBox alignment="CENTER_LEFT" styleClass="only-linux">
+                    <Button layoutX="30.0" layoutY="28.0" mnemonicParsing="false" onAction="#copyAudioOutput" text="Copy (Linux) audio output"/>
+                    <Label fx:id="copied" text="Useful when submitting an issue, check the output for personal data">
+                        <padding>
+                            <Insets left="10.0"/>
+                        </padding>
+                    </Label>
+                </HBox>
             </VBox>
         </Tab>
         <Tab text="Faulty hardware workarounds">