Add DisplayName to scheme

Author: HaoK

src/Microsoft.AspNetCore.Authentication.Abstractions/AuthenticationScheme.cs

@@ -16,8 +16,9 @@ public class AuthenticationScheme
  /// Constructor.
  /// </summary>
  /// <param name="name">The name for the authentication scheme.</param>
+ /// <param name="displayName">The display name for the authentication scheme.</param>
  /// <param name="handlerType">The <see cref="IAuthenticationHandler"/> type that handles this scheme.</param>
- public AuthenticationScheme(string name, Type handlerType)
+ public AuthenticationScheme(string name, string displayName, Type handlerType)
  {
  if (name == null)
  {
@@ -34,13 +35,19 @@ public AuthenticationScheme(string name, Type handlerType)
 
  Name = name;
  HandlerType = handlerType;
+ DisplayName = displayName;
  }
 
  /// <summary>
  /// The name of the authentication scheme.
  /// </summary>
  public string Name { get; }
 
+ /// <summary>
+ /// The display name for the scheme. Null is valid and used for non user facing schemes.
+ /// </summary>
+ public string DisplayName { get; }
+
  /// <summary>
  /// The <see cref="IAuthenticationHandler"/> type that handles this scheme.
  /// </summary>

src/Microsoft.AspNetCore.Authentication.Abstractions/AuthenticationSchemeBuilder.cs

@@ -24,6 +24,11 @@ public AuthenticationSchemeBuilder(string name)
  /// </summary>
  public string Name { get; }
 
+ /// <summary>
+ /// The display name for the scheme being built.
+ /// </summary>
+ public string DisplayName { get; set; }
+
  /// <summary>
  /// The <see cref="IAuthenticationHandler"/> type responsible for this scheme.
  /// </summary>
@@ -33,6 +38,6 @@ public AuthenticationSchemeBuilder(string name)
  /// Builds the <see cref="AuthenticationScheme"/> instance.
  /// </summary>
  /// <returns></returns>
- public AuthenticationScheme Build() => new AuthenticationScheme(Name, HandlerType);
+ public AuthenticationScheme Build() => new AuthenticationScheme(Name, DisplayName, HandlerType);
  }
 }