#nullable enable
using System.Linq;
using System.Threading.Tasks;
using Content.Server.Cuffs.Components;
using Content.Server.Hands.Components;
using Content.Shared.Body.Components;
using NUnit.Framework;
using Robust.Server.Console;
using Robust.Shared.GameObjects;
using Robust.Shared.IoC;
using Robust.Shared.Map;
using Robust.Shared.Maths;

namespace Content.IntegrationTests.Tests.GameObjects.Components.ActionBlocking
{
    [TestFixture]
    [TestOf(typeof(CuffableComponent))]
    [TestOf(typeof(HandcuffComponent))]
    public sealed class HandCuffTest
    {
        private const string Prototypes = @"
- type: entity
  name: HumanDummy
  id: HumanDummy
  components:
  - type: Cuffable
  - type: Hands
  - type: Body
    prototype: Human

- type: entity
  name: HandcuffsDummy
  id: HandcuffsDummy
  components:
  - type: Handcuff
";

        [Test]
        public async Task Test()
        {
            await using var pairTracker = await PoolManager.GetServerClient(new PoolSettings
                {NoClient = true, ExtraPrototypes = Prototypes});
            var server = pairTracker.Pair.Server;

            EntityUid human;
            EntityUid otherHuman;
            EntityUid cuffs;
            EntityUid secondCuffs;
            CuffableComponent cuffed;
            HandsComponent hands;

            await server.WaitAssertion(() =>
            {
                var mapManager = IoCManager.Resolve<IMapManager>();
                var mapId = mapManager.CreateMap();
                var coordinates = new MapCoordinates(Vector2.Zero, mapId);

                var entityManager = IoCManager.Resolve<IEntityManager>();

                // Spawn the entities
                human = entityManager.SpawnEntity("HumanDummy", coordinates);
                otherHuman = entityManager.SpawnEntity("HumanDummy", coordinates);
                cuffs = entityManager.SpawnEntity("HandcuffsDummy", coordinates);
                secondCuffs = entityManager.SpawnEntity("HandcuffsDummy", coordinates);

                entityManager.GetComponent<TransformComponent>(human).WorldPosition =
                    entityManager.GetComponent<TransformComponent>(otherHuman).WorldPosition;

                // Test for components existing
                Assert.True(entityManager.TryGetComponent(human, out cuffed!),
                    $"Human has no {nameof(CuffableComponent)}");
                Assert.True(entityManager.TryGetComponent(human, out hands!), $"Human has no {nameof(HandsComponent)}");
                Assert.True(entityManager.TryGetComponent(human, out BodyComponent? _), $"Human has no {nameof(BodyComponent)}");
                Assert.True(entityManager.TryGetComponent(cuffs, out HandcuffComponent? _), $"Handcuff has no {nameof(HandcuffComponent)}");
                Assert.True(entityManager.TryGetComponent(secondCuffs, out HandcuffComponent? _), $"Second handcuffs has no {nameof(HandcuffComponent)}");

                // Test to ensure cuffed players register the handcuffs
                cuffed.TryAddNewCuffs(human, cuffs);
                Assert.True(cuffed.CuffedHandCount > 0,
                    "Handcuffing a player did not result in their hands being cuffed");

                // Test to ensure a player with 4 hands will still only have 2 hands cuffed
                AddHand(cuffed.Owner);
                AddHand(cuffed.Owner);

                Assert.That(cuffed.CuffedHandCount, Is.EqualTo(2));
                Assert.That(hands.SortedHands.Count(), Is.EqualTo(4));

                // Test to give a player with 4 hands 2 sets of cuffs
                cuffed.TryAddNewCuffs(human, secondCuffs);
                Assert.True(cuffed.CuffedHandCount == 4, "Player doesn't have correct amount of hands cuffed");
            });

            await pairTracker.CleanReturnAsync();
        }

        private void AddHand(EntityUid to)
        {
            var host = IoCManager.Resolve<IServerConsoleHost>();
            host.ExecuteCommand(null, $"addhand {to}");
        }
    }
}