Add banner on home screen if notification permission is not granted (#6412)

app/src/main/java/de/danoeh/antennapod/ui/home/HomeFragment.java

@@ -1,7 +1,10 @@
 package de.danoeh.antennapod.ui.home;
 
+import android.Manifest;
 import android.content.Context;
 import android.content.SharedPreferences;
+import android.content.pm.PackageManager;
+import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Looper;
@@ -13,6 +16,7 @@ import android.view.View;
 import android.view.ViewGroup;
 import androidx.annotation.NonNull;
 import androidx.appcompat.widget.Toolbar;
+import androidx.core.content.ContextCompat;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentContainerView;
 import de.danoeh.antennapod.R;
@@ -24,6 +28,7 @@ import de.danoeh.antennapod.databinding.HomeFragmentBinding;
 import de.danoeh.antennapod.event.FeedListUpdateEvent;
 import de.danoeh.antennapod.event.FeedUpdateRunningEvent;
 import de.danoeh.antennapod.fragment.SearchFragment;
+import de.danoeh.antennapod.ui.home.sections.AllowNotificationsSection;
 import de.danoeh.antennapod.ui.home.sections.DownloadsSection;
 import de.danoeh.antennapod.ui.home.sections.EpisodesSurpriseSection;
 import de.danoeh.antennapod.ui.home.sections.InboxSection;
@@ -84,6 +89,11 @@ public class HomeFragment extends Fragment implements Toolbar.OnMenuItemClickLis
     private void populateSectionList() {
         viewBinding.homeContainer.removeAllViews();
 
+        if (Build.VERSION.SDK_INT >= 33 && ContextCompat.checkSelfPermission(getContext(),
+                Manifest.permission.POST_NOTIFICATIONS) != PackageManager.PERMISSION_GRANTED) {
+            addSection(new AllowNotificationsSection());
+        }
+
         List<String> hiddenSections = getHiddenSections(getContext());
         String[] sectionTags = getResources().getStringArray(R.array.home_section_tags);
         for (String sectionTag : sectionTags) {

app/src/main/java/de/danoeh/antennapod/ui/home/sections/AllowNotificationsSection.java

@@ -0,0 +1,54 @@
+package de.danoeh.antennapod.ui.home.sections;
+
+import android.Manifest;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Bundle;
+import android.provider.Settings;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Toast;
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.activity.result.contract.ActivityResultContracts;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import de.danoeh.antennapod.R;
+import de.danoeh.antennapod.activity.MainActivity;
+import de.danoeh.antennapod.databinding.HomeSectionNotificationBinding;
+import de.danoeh.antennapod.ui.home.HomeFragment;
+
+public class AllowNotificationsSection extends Fragment {
+    HomeSectionNotificationBinding viewBinding;
+
+    private final ActivityResultLauncher<String> requestPermissionLauncher =
+            registerForActivityResult(new ActivityResultContracts.RequestPermission(), isGranted -> {
+                if (isGranted) {
+                    ((MainActivity) getActivity()).loadFragment(HomeFragment.TAG, null);
+                } else {
+                    viewBinding.openSettingsButton.setVisibility(View.VISIBLE);
+                    Toast.makeText(getContext(), R.string.notification_permission_denied, Toast.LENGTH_LONG).show();
+                }
+            });
+
+    @Nullable
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater,
+                             @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+        viewBinding = HomeSectionNotificationBinding.inflate(inflater);
+        viewBinding.allowButton.setOnClickListener(v -> {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+                requestPermissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS);
+            }
+        });
+        viewBinding.openSettingsButton.setOnClickListener(view -> {
+            Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
+            Uri uri = Uri.fromParts("package", getContext().getPackageName(), null);
+            intent.setData(uri);
+            startActivity(intent);
+        });
+        return viewBinding.getRoot();
+    }
+}

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

@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:clipToPadding="false"
+    android:padding="16dp">
+
+    <com.google.android.material.card.MaterialCardView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:orientation="vertical"
+        app:cardCornerRadius="12dp"
+        app:cardElevation="0dp">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:padding="16dp"
+            android:orientation="vertical">
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginBottom="16dp"
+                android:text="@string/notification_permission_text" />
+
+            <Button
+                android:id="@+id/allowButton"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="right"
+                android:text="@android:string/ok" />
+
+            <Button
+                android:id="@+id/openSettingsButton"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="right"
+                android:visibility="gone"
+                android:text="@string/open_settings" />
+
+        </LinearLayout>
+
+    </com.google.android.material.card.MaterialCardView>
+
+</LinearLayout>

ui/i18n/src/main/res/values/strings.xml

@@ -60,6 +60,9 @@
     <string name="home_downloads_title">Manage downloads</string>
     <string name="home_welcome_title">Welcome to AntennaPod!</string>
     <string name="home_welcome_text">You are not subscribed to any podcasts yet. Open the side menu to add a podcast.</string>
+    <string name="notification_permission_text">AntennaPod needs your permission to show notifications while downloading episodes.</string>
+    <string name="notification_permission_denied">You denied the permission.</string>
+    <string name="open_settings">Open settings</string>
     <string name="configure_home">Configure Home Screen</string>
 
     <!-- Download Statistics fragment -->