Add deploy optimizations tip for module developers (#2674)

app/src/main/java/org/lsposed/manager/ui/fragment/HomeFragment.java

@@ -23,6 +23,9 @@ import android.app.Activity;
 import android.app.Dialog;
 import android.os.Build;
 import android.os.Bundle;
+import android.system.ErrnoException;
+import android.system.Os;
+import android.system.OsConstants;
 import android.text.method.LinkMovementMethod;
 import android.view.LayoutInflater;
 import android.view.Menu;
@@ -51,8 +54,12 @@ import org.lsposed.manager.util.Telemetry;
 import org.lsposed.manager.util.UpdateUtil;
 import org.lsposed.manager.util.chrome.LinkTransformationMethod;
 
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Paths;
 import java.util.Arrays;
 import java.util.HashMap;
+import java.util.concurrent.atomic.AtomicBoolean;
 
 import rikka.core.util.ClipboardUtils;
 import rikka.material.app.LocaleDelegate;
@@ -146,6 +153,7 @@ public class HomeFragment extends BaseFragment implements MenuProvider {
             }
             binding.statusSummary.setText(String.format(LocaleDelegate.getDefaultLocale(), "%s (%d) - %s",
                     ConfigManager.getXposedVersionName(), ConfigManager.getXposedVersionCode(), ConfigManager.getApi()));
+            binding.developerWarningCard.setVisibility(isDeveloper() ? View.VISIBLE : View.GONE);
         } else {
             boolean isMagiskInstalled = ConfigManager.isMagiskInstalled();
             if (isMagiskInstalled) {
@@ -254,6 +262,27 @@ public class HomeFragment extends BaseFragment implements MenuProvider {
         return manufacturer;
     }
 
+    private boolean isDeveloper() {
+        var developer = new AtomicBoolean(false);
+        var pids = Paths.get("/data/local/tmp/.studio/ipids");
+        try (var dir = Files.list(pids)) {
+            dir.findFirst().ifPresent(name -> {
+                var pid = Integer.parseInt(name.getFileName().toString());
+                try {
+                    Os.kill(pid, 0);
+                    developer.set(true);
+                } catch (ErrnoException e) {
+                    if (e.errno != OsConstants.ESRCH) {
+                        developer.set(true);
+                    }
+                }
+            });
+        } catch (IOException e) {
+            return false;
+        }
+        return developer.get();
+    }
+
     public static class AboutDialog extends DialogFragment {
         @NonNull
         @Override

app/src/main/res/layout/fragment_home.xml

@@ -215,6 +215,38 @@
                     </LinearLayout>
                 </com.google.android.material.card.MaterialCardView>
 
+                <com.google.android.material.card.MaterialCardView
+                    android:id="@+id/developer_warning_card"
+                    style="@style/Widget.Material3.CardView.Outlined"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="16dp"
+                    android:visibility="gone"
+                    app:cardBackgroundColor="?colorSecondaryContainer">
+
+                    <LinearLayout
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:orientation="vertical"
+                        android:padding="?dialogPreferredPadding">
+
+                        <com.google.android.material.textview.MaterialTextView
+                            android:layout_width="wrap_content"
+                            android:layout_height="wrap_content"
+                            android:text="@string/developer_warning_title"
+                            android:textAppearance="?textAppearanceTitleMedium"
+                            android:textColor="?colorOnSecondaryContainer" />
+
+                        <com.google.android.material.textview.MaterialTextView
+                            android:layout_width="wrap_content"
+                            android:layout_height="wrap_content"
+                            android:text="@string/developer_warning_summary"
+                            android:textAppearance="?textAppearanceBodyMedium"
+                            android:textColor="?colorOnSecondaryContainer" />
+
+                    </LinearLayout>
+                </com.google.android.material.card.MaterialCardView>
+
                 <com.google.android.material.card.MaterialCardView
                     android:id="@+id/info_card"
                     android:layout_width="match_parent"

app/src/main/res/values/strings.xml

@@ -55,6 +55,8 @@
     <string name="system_prop_incorrect"><![CDATA[Some necessary system properties deleted or modified.<br/>Modules may invalidate occasionally.]]></string>
     <string name="need_update">Need to update</string>
     <string name="please_update_summary">Please install the latest version of LSPosed</string>
+    <string name="developer_warning_title">Tips for module developer</string>
+    <string name="developer_warning_summary">Please disable deploy optimizations on Android Studio, or use `gradlew installDebug` command to install. Otherwise the module apk will not be updated.</string>
     <string name="info_api_version">API version</string>
     <string name="info_framework_version">Framework version</string>
     <string name="info_manager_package_name">Manager package name</string>