Add failed state

app/src/main/java/com/topjohnwu/magisk/ui/hide/HideViewModel.kt

@@ -14,6 +14,7 @@ import com.topjohnwu.magisk.ktx.get
 import com.topjohnwu.magisk.ktx.packageInfo
 import com.topjohnwu.magisk.ktx.packageName
 import com.topjohnwu.magisk.ktx.processes
+import com.topjohnwu.magisk.utils.Utils
 import com.topjohnwu.magisk.utils.set
 import com.topjohnwu.superuser.Shell
 import kotlinx.coroutines.Dispatchers
@@ -46,6 +47,10 @@ class HideViewModel : BaseViewModel(), Queryable {
     }
 
     override fun refresh() = viewModelScope.launch {
+        if (!Utils.showSuperUser()) {
+            state = State.LOADING_FAILED
+            return@launch
+        }
         state = State.LOADING
         val (apps, diff) = withContext(Dispatchers.Default) {
             val pm = get<PackageManager>()

app/src/main/java/com/topjohnwu/magisk/ui/superuser/SuperuserViewModel.kt

@@ -18,6 +18,7 @@ import com.topjohnwu.magisk.databinding.ComparableRvItem
 import com.topjohnwu.magisk.events.SnackbarEvent
 import com.topjohnwu.magisk.events.dialog.BiometricEvent
 import com.topjohnwu.magisk.events.dialog.SuperuserRevokeDialog
+import com.topjohnwu.magisk.utils.Utils
 import com.topjohnwu.magisk.view.TappableHeadlineItem
 import com.topjohnwu.magisk.view.TextItem
 import kotlinx.coroutines.Dispatchers
@@ -48,6 +49,10 @@ class SuperuserViewModel(
     // ---
 
     override fun refresh() = viewModelScope.launch {
+        if (!Utils.showSuperUser()) {
+            state = State.LOADING_FAILED
+            return@launch
+        }
         state = State.LOADING
         val (policies, diff) = withContext(Dispatchers.Default) {
             val policies = db.fetchAll {

app/src/main/java/com/topjohnwu/magisk/utils/Utils.kt

@@ -23,7 +23,7 @@ object Utils {
 
     fun showSuperUser(): Boolean {
         return Info.env.isActive && (Const.USER_ID == 0
-                || Config.suMultiuserMode != Config.Value.MULTIUSER_MODE_OWNER_MANAGED)
+                || Config.suMultiuserMode == Config.Value.MULTIUSER_MODE_USER)
     }
 
     fun openLink(context: Context, link: Uri) {

app/src/main/res/layout/fragment_hide_md2.xml

@@ -35,6 +35,7 @@
 
         <com.google.android.material.floatingactionbutton.FloatingActionButton
             android:id="@+id/hide_filter_toggle"
+            invisibleUnless="@{viewModel.loaded || !viewModel.items.empty}"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_gravity="bottom|end"
@@ -86,6 +87,24 @@
 
         </LinearLayout>
 
+        <LinearLayout
+            goneUnless="@{viewModel.loadFailed}"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:gravity="center"
+            android:orientation="vertical"
+            tools:visibility="gone">
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="@string/not_available"
+                android:textAppearance="@style/AppearanceFoundation.Title"
+                android:textStyle="bold" />
+
+        </LinearLayout>
+
     </FrameLayout>
 
 </layout>

app/src/main/res/layout/fragment_superuser_md2.xml

@@ -57,6 +57,24 @@
 
         </LinearLayout>
 
+        <LinearLayout
+            goneUnless="@{viewModel.loadFailed}"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:gravity="center"
+            android:orientation="vertical"
+            tools:visibility="gone">
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="@string/not_available"
+                android:textAppearance="@style/AppearanceFoundation.Title"
+                android:textStyle="bold" />
+
+        </LinearLayout>
+
     </FrameLayout>
 
 </layout>