using System.Linq;
using System.Net;
using Microsoft.Extensions.Options;
using Moq;
using NUnit.Framework;
using Umbraco.Cms.Core.Configuration.Models;
using Umbraco.Cms.Core.Services.Implement;
using Umbraco.Cms.Web.Common.Mvc;

namespace Umbraco.Cms.Tests.UnitTests.Umbraco.Core.Services;

[TestFixture]
public class BasicAuthServiceTests
{
    [TestCase(true, ExpectedResult = true)]
    [TestCase(false, ExpectedResult = false)]
    public bool IsBasicAuthEnabled(bool enabled)
    {
        var sut = new BasicAuthService(
            Mock.Of<IOptionsMonitor<BasicAuthSettings>>(
                _ => _.CurrentValue == new BasicAuthSettings { Enabled = enabled }),
            new IpAddressUtilities());

        return sut.IsBasicAuthEnabled();
    }

    [TestCase("::1", "1.1.1.1", ExpectedResult = false)]
    [TestCase("::1", "1.1.1.1, ::1", ExpectedResult = true)]
    [TestCase("127.0.0.1", "127.0.0.1, ::1", ExpectedResult = true)]
    [TestCase("127.0.0.1", "", ExpectedResult = false)]
    [TestCase("125.125.125.1", "125.125.125.0/24", ExpectedResult = true)]
    [TestCase("125.125.124.1", "125.125.125.0/24", ExpectedResult = false)]
    public bool IsIpAllowListed(string clientIpAddress, string commaSeperatedAllowlist)
    {
        var sut = new BasicAuthService(
            Mock.Of<IOptionsMonitor<BasicAuthSettings>>(x =>
                x.CurrentValue == new BasicAuthSettings
                {
                    AllowedIPs = new HashSet<string>(commaSeperatedAllowlist.Split(',', StringSplitOptions.TrimEntries))
                }),
            new IpAddressUtilities());

        return sut.IsIpAllowListed(IPAddress.Parse(clientIpAddress));
    }
}