using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc.Testing;

using PrivaPub.Infrastructure;
using PrivaPub.Tests.Support;
using PrivaPub.Tests.Support.Host;

using System.Net;

namespace PrivaPub.Tests.Http
{
	[Trait("Category", "Integration")]
	public sealed class RegistrationsTests : IAsyncLifetime
	{
		WebApplicationFactory<Program> _closed;

		public async ValueTask InitializeAsync()
		{
			Assert.SkipUnless(MongoFixture.Enabled, MongoFixture.Skip);
			var shared = await PrivaPubHost.Shared();
			_closed = shared.WithWebHostBuilder(builder => builder.UseSetting("Registrations:Mode", nameof(RegistrationMode.Invitations)));
		}

		public async ValueTask DisposeAsync()
		{
			if (_closed != default)
				await _closed.DisposeAsync();
		}

		[Fact]
		public async Task Invitations_only_refuses_sign_up_and_every_document_says_closed()
		{
			using var client = _closed.CreateClient(new WebApplicationFactoryClientOptions { BaseAddress = new Uri(PrivaPubHost.Base + "/"), AllowAutoRedirect = false });
			client.DefaultRequestHeaders.Add(PrivaPubHost.ClientHeader, $"10.9.{Random.Shared.Next(256)}.{Random.Shared.Next(1, 255)}");

			var signUp = await client.PostJson("/clientapi/user/signup", new { userName = $"closed{Guid.NewGuid():N}"[..20], password = "Closed-Door-Pass-1" });
			var nodeInfo = (await client.Get("/nodeinfo/2.1")).Ok().Body;
			var v1 = (await client.Get("/api/v1/instance")).Ok().Body;
			var v2 = (await client.Get("/api/v2/instance")).Ok().Body;

			Assert.Equal(HttpStatusCode.Forbidden, signUp.StatusCode);
			Assert.Contains("invitation", await signUp.Content.ReadAsStringAsync(TestContext.Current.CancellationToken));
			Assert.False(nodeInfo.Flag("openRegistrations"));
			Assert.False(v1.Flag("registrations"));
			Assert.True(v1.Flag("invites_enabled"));
			Assert.False(v2["registrations"].Flag("enabled"));
			Assert.Equal(RegistrationOptions.ClosedMessage, v2["registrations"].Text("message"));
		}
	}
}