Fixed Xamarin permission issue

Author: thudugala

Sample/Direct Maui/LocalNotification.Sample/LocalNotification.Sample.csproj

@@ -47,6 +47,14 @@
     <BundleResource Include="Platforms\iOS\Resources\good_things_happen.aiff" Link="Resources\good_things_happen.aiff" />
   </ItemGroup>
 
+  <ItemGroup>
+    <None Remove="Resources\appicon.png" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <EmbeddedResource Include="Resources\appicon.png" />
+  </ItemGroup>
+
 	<ItemGroup>
 	  <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="7.0.0" />
 	</ItemGroup>

Sample/Direct Maui/LocalNotification.Sample/MainPage.xaml.cs

@@ -17,15 +17,15 @@ public MainPage(INotificationService notificationService)
 
         _notificationService = notificationService;
 
-        _notificationService.NotificationReceiving = OnNotificationReceiving;
+        //_notificationService.NotificationReceiving = OnNotificationReceiving;
         _notificationService.NotificationReceived += ShowCustomAlertFromNotification;
         _notificationService.NotificationActionTapped += Current_NotificationActionTapped;
 
         NotifyDatePicker.MinimumDate = DateTime.Today;
         NotifyTimePicker.Time = DateTime.Now.TimeOfDay.Add(TimeSpan.FromSeconds(10));
 
-        ScheduleNotificationGroup();
-        ScheduleNotification("first", 10);
+        //ScheduleNotificationGroup();
+        //ScheduleNotification("first", 10);
         //ScheduleNotification("second", 20);
 
         _cacheFilePath = FileSystem.Current.CacheDirectory + $"/testFile.txt";
@@ -64,16 +64,16 @@ private async Task LoadText()
         TestFileText.Text = fileText ?? "No Text";
     }
 
-    private Task<NotificationEventReceivingArgs> OnNotificationReceiving(NotificationRequest request)
-    {
-        request.Title = $"{request.Title} Modified";
+    //private Task<NotificationEventReceivingArgs> OnNotificationReceiving(NotificationRequest request)
+    //{
+    //    request.Title = $"{request.Title} Modified";
 
-        return Task.FromResult(new NotificationEventReceivingArgs
-        {
-            Handled = false,
-            Request = request
-        });
-    }
+    //    return Task.FromResult(new NotificationEventReceivingArgs
+    //    {
+    //        Handled = false,
+    //        Request = request
+    //    });
+    //}
 
     private void ButtonCancel_Clicked(object sender, EventArgs e)
     {

Sample/Direct/LocalNotification.Sample.Android/LocalNotification.Sample.Android.csproj

@@ -16,7 +16,7 @@
     <MonoAndroidResourcePrefix>Resources</MonoAndroidResourcePrefix>
     <MonoAndroidAssetsPrefix>Assets</MonoAndroidAssetsPrefix>
     <AndroidUseLatestPlatformSdk>false</AndroidUseLatestPlatformSdk>
-    <TargetFrameworkVersion>v12.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v13.0</TargetFrameworkVersion>
     <AndroidHttpClientHandlerType>Xamarin.Android.Net.AndroidClientHandler</AndroidHttpClientHandlerType>
     <UseShortFileNames>True</UseShortFileNames>
     <IntermediateOutputPath>C:\temp\LocalNotification</IntermediateOutputPath>

Sample/Direct/LocalNotification.Sample.Android/MainActivity.cs

@@ -16,6 +16,8 @@ protected override void OnCreate(Bundle savedInstanceState)
             base.OnCreate(savedInstanceState);
             global::Xamarin.Forms.Forms.Init(this, savedInstanceState);
 
+            LocalNotificationCenter.MainActivity = this;
+
             // Must create a Notification Channel when API >= 26
             // you can created multiple Notification Channels with different names.
             // you can created multiple Notification Channel Groups with different names.

Sample/Direct/LocalNotification.Sample.Android/Properties/AndroidManifest.xml

@@ -1,5 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" android:versionCode="1" android:versionName="10.0" package="com.localnotification.sample" android:installLocation="auto">
 	<uses-sdk android:minSdkVersion="19" android:targetSdkVersion="31" />
+	<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
+	<uses-permission android:name="android.permission.SCHEDULE_EXACT_ALARM" />
+	<uses-permission android:name="android.permission.VIBRATE" />
+	<uses-permission android:name="android.permission.WAKE_LOCK" />
 	<application android:label="Local Notification Sample" android:icon="@drawable/Icon" android:theme="@style/MainTheme"></application>
 </manifest>

Sample/Direct/LocalNotification.Sample/MainPage.xaml.cs

@@ -135,6 +135,11 @@ private async void Button_Clicked(object sender, EventArgs e)
 
             try
             {
+                if (await LocalNotificationCenter.Current.AreNotificationsEnabled() == false)
+                {
+                    await LocalNotificationCenter.Current.RequestNotificationPermission();
+                }
+
                 var ff = await LocalNotificationCenter.Current.Show(request);
             }
             catch (Exception exception)

Source/Plugin.LocalNotification/Platforms/Android/LocalNotificationCenter.cs

@@ -1,7 +1,11 @@
-using Android.App;
+using Android;
+using Android.App;
 using Android.Content;
+using Android.Content.PM;
 using Android.Media;
 using Android.OS;
+using AndroidX.Core.App;
+using AndroidX.Core.Content;
 using Microsoft.Extensions.Logging;
 #if ANDROID
 using Microsoft.Maui.ApplicationModel;
@@ -10,6 +14,7 @@
 using Plugin.LocalNotification.EventArgs;
 using Plugin.LocalNotification.Platforms;
 using System;
+using System.Diagnostics;
 using System.IO;
 using System.Runtime.CompilerServices;
 using System.Threading.Tasks;
@@ -19,19 +24,18 @@ namespace Plugin.LocalNotification
     public partial class LocalNotificationCenter
     {
         /// <summary>
-        /// Not available for Xamarin.Forms please use Xamarin.Essentials.Permissions.RequestAsync
+        /// 
         /// </summary>
         /// <returns></returns>
         public static async Task<bool> RequestNotificationPermissionAsync(NotificationPermission permission = null)
         {
+            permission ??= new NotificationPermission();
 #if ANDROID
             if (!OperatingSystem.IsAndroidVersionAtLeast(33))
             {
                 return false;
             }
 
-            permission ??= new NotificationPermission();
-
             if (!permission.AskPermission)
             {
                 return false;
@@ -40,11 +44,29 @@ public static async Task<bool> RequestNotificationPermissionAsync(NotificationPe
             var status = await Permissions.RequestAsync<NotificationPerms>();
             return status == PermissionStatus.Granted;
 #else
-            var result = await Task.FromResult(true);
-            return result;
+            if (!permission.AskPermission)
+            {
+                return await Task.FromResult(false);
+            }
+
+            if ((int)Build.VERSION.SdkInt >= 33)
+            {
+                var permissionName = "android.permission.POST_NOTIFICATIONS";
+
+                if (Application.Context.CheckSelfPermission(permissionName) != Permission.Granted)
+                {
+                    ActivityCompat.RequestPermissions(MainActivity, new[] { permissionName }, 0);
+                }
+            }
+            return await Task.FromResult(true);
 #endif
         }
 
+        /// <summary>
+        /// 
+        /// </summary>
+        public static Android.App.Activity MainActivity { get; set; }
+
         /// <summary>
         /// Notify Local Notification Tapped.
         /// </summary>

Source/Plugin.LocalNotification/Plugin.LocalNotification.csproj

@@ -20,7 +20,7 @@
     <Description>The local notification plugin provides a way to show local notifications from Xamarin and MAUI apps.</Description>
     <PackageIcon>icon.png</PackageIcon>
     <Copyright>Copyright © Elvin (Tharindu) Thudugala</Copyright>
-    <Version>10.1.7</Version>
+    <Version>10.1.8</Version>
     <PackageReleaseNotes>Check: https://github.com/thudugala/Plugin.LocalNotification/releases </PackageReleaseNotes>
 
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
@@ -71,7 +71,7 @@
     <Compile Include="**/Platforms/Android/**/*.cs" />
     <PackageReference Include="Xamarin.Build.Download" Version="0.11.4" PrivateAssets="All"/>  
     <PackageReference Include="Xamarin.AndroidX.Core" Version="1.9.0.1" />
-    <PackageReference Include="Xamarin.GooglePlayServices.Location" Version="120.0.0.1" />
+    <PackageReference Include="Xamarin.GooglePlayServices.Location" Version="120.0.0.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
   </ItemGroup>