// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.

using System.Net.Http;
using System.Threading.Tasks;
using AngleSharp.Dom.Html;

namespace Microsoft.AspNetCore.Identity.FunctionalTests.Account.Manage
{
    public class LinkExternalLogin : DefaultUIPage
    {
        private readonly IHtmlFormElement _linkLoginForm;
        private readonly IHtmlElement _linkLoginButton;

        public LinkExternalLogin(HttpClient client, IHtmlDocument externalLoginsDocument, DefaultUIContext context)
            : base(client, externalLoginsDocument, context)
        {
            _linkLoginForm = HtmlAssert.HasForm("#link-login-form", externalLoginsDocument);
            _linkLoginButton = HtmlAssert.HasElement("#link-login-button", externalLoginsDocument);
        }

        public async Task<ManageExternalLogin> LinkExternalLoginAsync(string loginEmail)
        {
            // Click on the button to link external login to current user account
            var linkExternalLogin = await Client.SendAsync(_linkLoginForm, _linkLoginButton);
            var goToLinkExternalLogin = ResponseAssert.IsRedirect(linkExternalLogin);
            var externalLoginResponse = await Client.GetAsync(goToLinkExternalLogin);
            var externalLoginDocument =  await ResponseAssert.IsHtmlDocumentAsync(externalLoginResponse);

            // Redirected to manage page for external login with a remove button
            return new ManageExternalLogin(Client, externalLoginDocument, Context);
        }

        public RemoveExternalLogin ClickRemoveLoginAsync(IHtmlDocument linkedExternalLoginDocument)
        {
            return new RemoveExternalLogin(Client, linkedExternalLoginDocument, Context);
        }
    }
}