/*
 * Licensed under the Apache License, Version 2.0 (http://www.apache.org/licenses/LICENSE-2.0)
 * See https://github.com/openiddict/openiddict-core for more information concerning
 * the license and the contributors participating to this project.
 */

using System.ComponentModel;
using Microsoft.Extensions.Options;
using OpenIddict.Client.SystemNetHttp;

namespace OpenIddict.Client.WebIntegration;

/// <summary>
/// Contains the methods required to ensure that the OpenIddict client Web integration configuration is valid.
/// </summary>
[EditorBrowsable(EditorBrowsableState.Advanced)]
public sealed partial class OpenIddictClientWebIntegrationConfiguration : IConfigureOptions<OpenIddictClientOptions>,
                                                                          IPostConfigureOptions<OpenIddictClientOptions>,
                                                                          IPostConfigureOptions<OpenIddictClientSystemNetHttpOptions>
{
    /// <inheritdoc/>
    public void Configure(OpenIddictClientOptions options)
    {
        ArgumentNullException.ThrowIfNull(options);

        // Register the built-in event handlers used by the OpenIddict client Web components.
        options.Handlers.AddRange(OpenIddictClientWebIntegrationHandlers.DefaultHandlers);
    }

    /// <inheritdoc/>
    public void PostConfigure(string? name, OpenIddictClientOptions options)
    {
        ArgumentNullException.ThrowIfNull(options);

        foreach (var registration in options.Registrations)
        {
            // If the client registration has a provider type attached, apply
            // the configuration logic corresponding to the specified provider.
            if (!string.IsNullOrEmpty(registration.ProviderType))
            {
                ConfigureProvider(registration);
            }
        }
    }

    /// <inheritdoc/>
    [Obsolete("This method is no longer supported and will be removed in a future version.")]
    public void PostConfigure(string? name, OpenIddictClientSystemNetHttpOptions options)
        => throw new NotSupportedException(SR.GetResourceString(SR.ID0403));

    /// <summary>
    /// Amends the registration with the provider-specific configuration logic.
    /// </summary>
    /// <param name="registration">The client registration.</param>
    // Note: the implementation of this method is automatically generated by the source generator.
    [EditorBrowsable(EditorBrowsableState.Never)]
    public static partial void ConfigureProvider(OpenIddictClientRegistration registration);
}