Fix toast crash on API 33

You shouldn't call getView() on toasts.
Also simplified some duplicate code.

Author: Stypox

app/src/main/java/org/schabi/newpipe/RouterActivity.java

@@ -631,8 +631,7 @@ private void handleChoice(final String selectedChoiceKey) {
         }
 
         if (selectedChoiceKey.equals(getString(R.string.popup_player_key))
-                && !PermissionHelper.isPopupEnabled(this)) {
-            PermissionHelper.showPopupEnablementToast(this);
+                && !PermissionHelper.isPopupEnabledElseAsk(this)) {
             finish();
             return;
         }

app/src/main/java/org/schabi/newpipe/fragments/detail/VideoDetailFragment.java

@@ -1066,8 +1066,7 @@ private void openBackgroundPlayer(final boolean append) {
     }
 
     private void openPopupPlayer(final boolean append) {
-        if (!PermissionHelper.isPopupEnabled(activity)) {
-            PermissionHelper.showPopupEnablementToast(activity);
+        if (!PermissionHelper.isPopupEnabledElseAsk(activity)) {
             return;
         }
 

app/src/main/java/org/schabi/newpipe/player/PlayQueueActivity.java

@@ -143,11 +143,9 @@ public boolean onOptionsItemSelected(final MenuItem item) {
                 NavigationHelper.playOnMainPlayer(this, player.getPlayQueue(), true);
                 return true;
             case R.id.action_switch_popup:
-                if (PermissionHelper.isPopupEnabled(this)) {
+                if (PermissionHelper.isPopupEnabledElseAsk(this)) {
                     this.player.setRecovery();
                     NavigationHelper.playOnPopupPlayer(this, player.getPlayQueue(), true);
-                } else {
-                    PermissionHelper.showPopupEnablementToast(this);
                 }
                 return true;
             case R.id.action_switch_background:

app/src/main/java/org/schabi/newpipe/util/NavigationHelper.java

@@ -156,8 +156,7 @@ public static void playOnMainPlayer(final Context context,
     public static void playOnPopupPlayer(final Context context,
                                          final PlayQueue queue,
                                          final boolean resumePlayback) {
-        if (!PermissionHelper.isPopupEnabled(context)) {
-            PermissionHelper.showPopupEnablementToast(context);
+        if (!PermissionHelper.isPopupEnabledElseAsk(context)) {
             return;
         }
 
@@ -183,8 +182,7 @@ public static void playOnBackgroundPlayer(final Context context,
     public static void enqueueOnPlayer(final Context context,
                                        final PlayQueue queue,
                                        final PlayerType playerType) {
-        if ((playerType == PlayerType.POPUP) && !PermissionHelper.isPopupEnabled(context)) {
-            PermissionHelper.showPopupEnablementToast(context);
+        if (playerType == PlayerType.POPUP && !PermissionHelper.isPopupEnabledElseAsk(context)) {
             return;
         }
 

app/src/main/java/org/schabi/newpipe/util/PermissionHelper.java

@@ -9,8 +9,6 @@
 import android.net.Uri;
 import android.os.Build;
 import android.provider.Settings;
-import android.view.Gravity;
-import android.widget.TextView;
 import android.widget.Toast;
 
 import androidx.annotation.RequiresApi;
@@ -128,18 +126,21 @@ public static boolean checkSystemAlertWindowPermission(final Context context) {
         }
     }
 
-    public static boolean isPopupEnabled(final Context context) {
-        return Build.VERSION.SDK_INT < Build.VERSION_CODES.M
-                || checkSystemAlertWindowPermission(context);
-    }
-
-    public static void showPopupEnablementToast(final Context context) {
-        final Toast toast =
-                Toast.makeText(context, R.string.msg_popup_permission, Toast.LENGTH_LONG);
-        final TextView messageView = toast.getView().findViewById(android.R.id.message);
-        if (messageView != null) {
-            messageView.setGravity(Gravity.CENTER);
+    /**
+     * Determines whether the popup is enabled, and if it is not, starts the system activity to
+     * request the permission with {@link #checkSystemAlertWindowPermission(Context)} and shows a
+     * toast to the user explaining why the permission is needed.
+     *
+     * @param context the Android context
+     * @return whether the popup is enabled
+     */
+    public static boolean isPopupEnabledElseAsk(final Context context) {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M
+                || checkSystemAlertWindowPermission(context)) {
+            return true;
+        } else {
+            Toast.makeText(context, R.string.msg_popup_permission, Toast.LENGTH_LONG).show();
+            return false;
         }
-        toast.show();
     }
 }