Fix top inset bug, try to workaround no root/magisk issues.

app/src/main/java/com/fox2code/mmm/MainActivity.java

@@ -154,6 +154,8 @@ public class MainActivity extends CompatActivity implements SwipeRefreshLayout.O
                 runOnUiThread(() -> {
                     progressIndicator.setIndeterminate(false);
                     progressIndicator.setMax(PRECISION);
+                    // Fix insets not being accounted for correctly
+                    updateScreenInsets(getResources().getConfiguration());
                 });
                 Log.i(TAG, "Scanning for modules!");
                 final int max = ModuleManager.getINSTANCE().getUpdatableModuleCount();

app/src/main/java/com/fox2code/mmm/ModuleViewListBuilder.java

@@ -120,7 +120,7 @@ public class ModuleViewListBuilder {
                         moduleHolders.add(new ModuleHolder(notificationType));
                     }
                 }
-                newNotificationsLen = this.notifications.size() - special;
+                newNotificationsLen = this.notifications.size() + 1 - special;
                 EnumSet<ModuleHolder.Type> headerTypes = EnumSet.of(ModuleHolder.Type.SEPARATOR,
                         ModuleHolder.Type.NOTIFICATION, ModuleHolder.Type.FOOTER);
                 Iterator<ModuleHolder> moduleHolderIterator = this.mappedModuleHolders.values().iterator();
@@ -170,7 +170,9 @@ public class ModuleViewListBuilder {
             this.updateInsets = RUNNABLE;
             final EnumSet<NotificationType> oldNotifications =
                     EnumSet.noneOf(NotificationType.class);
-            boolean isTop = !moduleList.canScrollVertically(-1);
+            boolean isTop = // Force isTop if empty
+                    moduleViewAdapter.moduleHolders.isEmpty() ||
+                    !moduleList.canScrollVertically(-1);
             boolean isBottom = !isTop && !moduleList.canScrollVertically(1);
             int oldNotificationsLen = 0;
             int oldOfflineModulesLen = 0;
@@ -199,10 +201,16 @@ public class ModuleViewListBuilder {
             int oldLen = moduleViewAdapter.moduleHolders.size();
             moduleViewAdapter.moduleHolders.clear();
             moduleViewAdapter.moduleHolders.addAll(moduleHolders);
+            synchronized (this.updateLock) {
+                headerFooter[0].footerPx = this.headerPx;
+                headerFooter[1].footerPx = this.footerPx;
+            }
             if (oldNotificationsLen != newNotificationsLen ||
                     !oldNotifications.equals(this.notifications)) {
                 notifySizeChanged(moduleViewAdapter, 0,
                         oldNotificationsLen, newNotificationsLen);
+            } else {
+                notifySizeChanged(moduleViewAdapter, 0, 1, 1);
             }
             if (newLen - newNotificationsLen == 0) {
                 notifySizeChanged(moduleViewAdapter, newNotificationsLen,

app/src/main/java/com/fox2code/mmm/installer/InstallerInitializer.java

@@ -15,6 +15,8 @@ import java.util.ArrayList;
 
 public class InstallerInitializer extends Shell.Initializer {
     private static final String TAG = "InstallerInitializer";
+    private static final File MAGISK_SYSTEM =
+            new File("/system/bin/magisk");
     private static String MAGISK_PATH;
     private static int MAGISK_VERSION_CODE;
 
@@ -64,6 +66,9 @@ public class InstallerInitializer extends Shell.Initializer {
                 }
                 if (forceCheck) {
                     InstallerInitializer.MAGISK_PATH = MAGISK_PATH;
+                    if (MAGISK_PATH == null) {
+                        InstallerInitializer.MAGISK_VERSION_CODE = 0;
+                    }
                 }
                 if (MAGISK_PATH != null) {
                     MainApplication.setHasGottenRootAccess(true);
@@ -112,9 +117,15 @@ public class InstallerInitializer extends Shell.Initializer {
             Log.w(TAG, "Unable to detect magisk path!");
         } else {
             newJob.add("export ASH_STANDALONE=1");
-            newJob.add("export PATH=\"" + MAGISK_PATH + "/.magisk/busybox;$PATH\"");
+            if (!MAGISK_PATH.equals("/sbin") && !MAGISK_SYSTEM.exists()) {
+                newJob.add("export PATH=" + MAGISK_PATH + ";$PATH;" +
+                        MAGISK_PATH + "/.magisk/busybox");
+            } else {
+                newJob.add("export PATH=$PATH;" +
+                        MAGISK_PATH + "/.magisk/busybox");
+            }
             newJob.add("export MAGISKTMP=\"" + MAGISK_PATH + "/.magisk\"");
-            newJob.add("busybox sh");
+            newJob.add("$(which busybox 2> /dev/null) sh");
         }
         return true;
     }