Feature/v4 (#184)

Fix email validation, xamarin->maui

Author: bezysoftware

README.md

@@ -12,7 +12,7 @@ The solution consists of 4 libraries - a base one and 3 platform specific ones:
 * FirebaseAuthentication<strong>.net</strong> targets [.NET Standard 2.0](https://github.com/dotnet/standard/blob/master/docs/versions.md)
 * FirebaseAuthentication<strong>.WPF</strong> targets [WPF on .NET 6](https://github.com/dotnet/wpf)
 * FirebaseAuthentication<strong>.UWP</strong> targets [UWP with min version 19041](https://docs.microsoft.com/en-us/windows/uwp/updates-and-versions/choose-a-uwp-version)
-* FirebaseAuthentication<strong>.Xamarin</strong> targets Xamarin.Forms (*TODO*)
+* FirebaseAuthentication<strong>.Maui</strong> targets Maui (*TODO*)
 
 ## Installation
 
@@ -25,7 +25,7 @@ dotnet add package FirebaseAuthentication.net
 # Platform specific FirebaseUI (has dependency on base package)
 dotnet add package FirebaseAuthentication.WPF
 dotnet add package FirebaseAuthentication.UWP
-dotnet add package FirebaseAuthentication.Xamarin
+dotnet add package FirebaseAuthentication.Maui
 ```
 
 Use the `--version` option to specify a [preview version](https://www.nuget.org/packages/FirebaseAuthentication.net/absoluteLatest) to install.

src/Auth.UI/EmailValidator.cs

@@ -1,4 +1,5 @@
-using System.Text.RegularExpressions;
+using System;
+using System.Net.Mail;
 
 namespace Firebase.Auth.UI
 {
@@ -9,9 +10,16 @@ public static class EmailValidator
         /// </summary>
         public static bool ValidateEmail(string email)
         {
-            var regx = new Regex(@"^([\w\.\-]+)@([\w\-]+)((\.(\w){2,3})+)$");
-            var match = regx.Match(email);
-            return match.Success;
+            try
+            {
+                var m = new MailAddress(email);
+
+                return true;
+            }
+            catch (FormatException)
+            {
+                return false;
+            }
         }
     }
 }

src/Auth/Auth.csproj

@@ -14,7 +14,7 @@ FirebaseUI is supported by platform-specific libraries:
 
 * FirebaseAuthentication.WPF
 * FirebaseAuthentication.UWP
-* FirebaseAuthentication.Xamarin
+* FirebaseAuthentication.Maui
     </Description>
     <PackageReadmeFile>README.md</PackageReadmeFile>
     <PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>