using System.Security.Claims;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;
namespace Microsoft.AspNetCore.Authentication
{
/// <summary>
/// Extension methods to expose Authentication on HttpContext.
/// </summary>
public static class AuthenticationHttpContextExtensions
{
/// <summary>
/// Authenticate the current request using the default authentication scheme.
/// The default authentication scheme can be configured using <see cref="AuthenticationOptions.DefaultAuthenticateScheme"/>.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <returns>The <see cref="AuthenticateResult"/>.</returns>
public static Task<AuthenticateResult> AuthenticateAsync(this HttpContext context) =>
context.AuthenticateAsync(scheme: null);
/// <summary>
/// Authenticate the current request using the specified scheme.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <returns>The <see cref="AuthenticateResult"/>.</returns>
public static Task<AuthenticateResult> AuthenticateAsync(this HttpContext context, string? scheme) =>
context.RequestServices.GetRequiredService<IAuthenticationService>().AuthenticateAsync(context, scheme);
/// <summary>
/// Challenge the current request using the specified scheme.
/// An authentication challenge can be issued when an unauthenticated user requests an endpoint that requires authentication.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <returns>The result.</returns>
public static Task ChallengeAsync(this HttpContext context, string? scheme) =>
context.ChallengeAsync(scheme, properties: null);
/// <summary>
/// Challenge the current request using the default challenge scheme.
/// An authentication challenge can be issued when an unauthenticated user requests an endpoint that requires authentication.
/// The default challenge scheme can be configured using <see cref="AuthenticationOptions.DefaultChallengeScheme"/>.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <returns>The task.</returns>
public static Task ChallengeAsync(this HttpContext context) =>
context.ChallengeAsync(scheme: null, properties: null);
/// <summary>
/// Challenge the current request using the default challenge scheme.
/// An authentication challenge can be issued when an unauthenticated user requests an endpoint that requires authentication.
/// The default challenge scheme can be configured using <see cref="AuthenticationOptions.DefaultChallengeScheme"/>.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
/// <returns>The task.</returns>
public static Task ChallengeAsync(this HttpContext context, AuthenticationProperties? properties) =>
context.ChallengeAsync(scheme: null, properties: properties);
/// <summary>
/// Challenge the current request using the specified scheme.
/// An authentication challenge can be issued when an unauthenticated user requests an endpoint that requires authentication.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
/// <returns>The task.</returns>
public static Task ChallengeAsync(this HttpContext context, string? scheme, AuthenticationProperties? properties) =>
context.RequestServices.GetRequiredService<IAuthenticationService>().ChallengeAsync(context, scheme, properties);
/// <summary>
/// Forbid the current request using the specified scheme.
/// Forbid is used when an authenticated user attempts to access a resource they are not permitted to access.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <returns>The task.</returns>
public static Task ForbidAsync(this HttpContext context, string? scheme) =>
context.ForbidAsync(scheme, properties: null);
/// <summary>
/// Forbid the current request using the default forbid scheme.
/// Forbid is used when an authenticated user attempts to access a resource they are not permitted to access.
/// The default forbid scheme can be configured using <see cref="AuthenticationOptions.DefaultForbidScheme"/>.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <returns>The task.</returns>
public static Task ForbidAsync(this HttpContext context) =>
context.ForbidAsync(scheme: null, properties: null);
/// <summary>
/// Forbid the current request using the default forbid scheme.
/// Forbid is used when an authenticated user attempts to access a resource they are not permitted to access.
/// The default forbid scheme can be configured using <see cref="AuthenticationOptions.DefaultForbidScheme"/>.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
/// <returns>The task.</returns>
public static Task ForbidAsync(this HttpContext context, AuthenticationProperties? properties) =>
context.ForbidAsync(scheme: null, properties: properties);
/// <summary>
/// Forbid the current request using the specified scheme.
/// Forbid is used when an authenticated user attempts to access a resource they are not permitted to access.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
/// <returns>The task.</returns>
public static Task ForbidAsync(this HttpContext context, string? scheme, AuthenticationProperties? properties) =>
context.RequestServices.GetRequiredService<IAuthenticationService>().ForbidAsync(context, scheme, properties);
/// <summary>
/// Sign in a principal for the specified scheme.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <param name="principal">The user.</param>
/// <returns>The task.</returns>
public static Task SignInAsync(this HttpContext context, string? scheme, ClaimsPrincipal principal) =>
context.SignInAsync(scheme, principal, properties: null);
/// <summary>
/// Sign in a principal for the default authentication scheme.
/// The default scheme for signing in can be configured using <see cref="AuthenticationOptions.DefaultSignInScheme"/>.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="principal">The user.</param>
/// <returns>The task.</returns>
public static Task SignInAsync(this HttpContext context, ClaimsPrincipal principal) =>
context.SignInAsync(scheme: null, principal: principal, properties: null);
/// <summary>
/// Sign in a principal for the default authentication scheme.
/// The default scheme for signing in can be configured using <see cref="AuthenticationOptions.DefaultForbidScheme"/>.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="principal">The user.</param>
/// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
/// <returns>The task.</returns>
public static Task SignInAsync(this HttpContext context, ClaimsPrincipal principal, AuthenticationProperties? properties) =>
context.SignInAsync(scheme: null, principal: principal, properties: properties);
/// <summary>
/// Sign in a principal for the specified scheme.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <param name="principal">The user.</param>
/// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
/// <returns>The task.</returns>
public static Task SignInAsync(this HttpContext context, string? scheme, ClaimsPrincipal principal, AuthenticationProperties? properties) =>
context.RequestServices.GetRequiredService<IAuthenticationService>().SignInAsync(context, scheme, principal, properties);
/// <summary>
/// Sign out a principal for the default authentication scheme.
/// The default scheme for signing out can be configured using <see cref="AuthenticationOptions.DefaultSignOutScheme"/>.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <returns>The task.</returns>
public static Task SignOutAsync(this HttpContext context) => context.SignOutAsync(scheme: null, properties: null);
/// <summary>
/// Sign out a principal for the default authentication scheme.
/// The default scheme for signing out can be configured using <see cref="AuthenticationOptions.DefaultSignOutScheme"/>.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
/// <returns>The task.</returns>
public static Task SignOutAsync(this HttpContext context, AuthenticationProperties? properties) => context.SignOutAsync(scheme: null, properties: properties);
/// <summary>
/// Sign out a principal for the specified scheme.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <returns>The task.</returns>
public static Task SignOutAsync(this HttpContext context, string? scheme) => context.SignOutAsync(scheme, properties: null);
/// <summary>
/// Sign out a principal for the specified scheme.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
/// <returns>The task.</returns>
public static Task SignOutAsync(this HttpContext context, string? scheme, AuthenticationProperties? properties) =>
context.RequestServices.GetRequiredService<IAuthenticationService>().SignOutAsync(context, scheme, properties);
/// <summary>
/// Authenticates the request using the specified scheme and returns the value for the token.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <param name="tokenName">The name of the token.</param>
/// <returns>The value of the token if present.</returns>
public static Task<string?> GetTokenAsync(this HttpContext context, string? scheme, string tokenName) =>
context.RequestServices.GetRequiredService<IAuthenticationService>().GetTokenAsync(context, scheme, tokenName);
/// <summary>
/// Authenticates the request using the default authentication scheme and returns the value for the token.
/// The default authentication scheme can be configured using <see cref="AuthenticationOptions.DefaultAuthenticateScheme"/>.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/> context.</param>
/// <param name="tokenName">The name of the token.</param>
/// <returns>The value of the token if present.</returns>
public static Task<string?> GetTokenAsync(this HttpContext context, string tokenName) =>
context.RequestServices.GetRequiredService<IAuthenticationService>().GetTokenAsync(context, tokenName);
}
}