using System.Collections.Generic;
using System.Linq;
using System.Threading;
using Code.Game.Cleaning.Player;
using Code.Infrastructure.App;
using Code.Infrastructure.Camera;
using Code.Infrastructure.Generators;
using Code.Infrastructure.Input;
using Code.Infrastructure.SceneLoader;
using Code.Infrastructure.UI;
using Code.Infrastructure.Utils;
using Code.OfficeGame.BattleMode.Actions;
using Code.OfficeGame.BattleMode.Actions.Attacks;
using Code.OfficeGame.BattleMode.Actions.Deciders;
using Code.OfficeGame.BattleMode.Actions.Player;
using Code.OfficeGame.BattleMode.Marker;
using Code.OfficeGame.BattleMode.Timeline;
using Code.OfficeGame.BattleMode.UI;
using Code.OfficeGame.Player;
using Cysharp.Threading.Tasks;
using KinematicCharacterController;
using ObservableCollections;
using R3;
using Reflex.Core;
using Reflex.Enums;
using Reflex.Injectors;
using UnityEngine;
using UnityEngine.InputSystem;
using UnityEngine.SceneManagement;
using Resolution = Reflex.Enums.Resolution;

namespace Code.Game.OfficeGame.GameStates
{
    [State(typeof(AppStates), typeof(AppStateMachineContext))]
    public partial class BattleState
    {
        public BattleState(AppStateMachineContext context) : base(context)
        {
        }

        public override AppStates MyState => AppStates.BattleState;

        private BattleTimeline _battleTimeline;
        private CancellationTokenSource _battleTokenSource = new CancellationTokenSource();

        public override async UniTask EnterState()
        {
#if UNITY_EDITOR
            Context.InputService.EnableMap(ActionMappings.Debug);

            Context.InputService.BindActionPerformed((int)ActionMappings.Debug, (int)DebugActions.ToggleBattleMode,
                ToggleBattleMode);
#endif

            Context.InputService.EnableMap(ActionMappings.BattleMode);


            ////// T
            var entities =
                Object.FindObjectsByType<EntityProperties>()
                    .ToList();

            Container container;

            if (Context.StateMachine.CurrentState == AppStates.Testing)
            {
                var gameplayContainer = Context.SceneContainerManager.ScenesContainers[SceneId.Testing];

                var waitForContainer =
                    Context.SceneContainerManager.ScenesContainers
                        .ObserveDictionaryAdd()
                        .Where(x => x.Key == SceneId.Battle)
                        .Take(1)
                        .WaitAsync()
                        .AsUniTask();

                var playerDecisionMarkerConfig = new SingleConfig<PlayerDecisionMarkerConfig>();
                var attackActionsConfigs = new MultipleConfig<BattleActionParameters>();

                await UniTask.WhenAll(
                    attackActionsConfigs.LoadConfigs(),
                    playerDecisionMarkerConfig.LoadConfig());

                BattleActionDecisionPanel battleActionDecisionPanel =
                    (BattleActionDecisionPanel)await Context.UIFactory
                        .LoadPanel(UIPanelType.BattleActionDecision, false);

                BattleTimelinePanel battleTimelinePanel =
                    (BattleTimelinePanel)await Context.UIFactory
                        .LoadPanel(UIPanelType.BattleTimelinePanel, false);
                
                void InstallExtra(Scene scene, ContainerBuilder builder)
                {
                    builder.SetParent(gameplayContainer);

                    builder.RegisterValue(attackActionsConfigs);
                    builder.RegisterValue(playerDecisionMarkerConfig);
                    
                    builder.RegisterType(typeof(MarkerManager), Lifetime.Singleton, Resolution.Eager);

                    builder.RegisterValue(battleActionDecisionPanel);
                    builder.RegisterValue(battleTimelinePanel);
                    
                    builder.RegisterType(typeof(BattleActionMove), new[]{ typeof(BattleAction) }, Lifetime.Singleton, Resolution.Eager);
                    builder.RegisterType(typeof(BattleActionWait), new[]{ typeof(BattleAction) }, Lifetime.Singleton, Resolution.Eager);
                    builder.RegisterType(typeof(BattleActionNone), new[]{ typeof(BattleAction) }, Lifetime.Singleton, Resolution.Eager);
                    builder.RegisterType(typeof(BattleActionPlayerAttackMMA), new[]{ typeof(BattleAction) }, Lifetime.Singleton, Resolution.Eager);
                    builder.RegisterType(typeof(BattleActionStugger), new[]{ typeof(BattleAction) }, Lifetime.Singleton, Resolution.Eager);
                    
                    builder.RegisterType(typeof(BattleActionPositionDecider), new[]{ typeof(BattleActionDecider) } , Lifetime.Singleton, Resolution.Eager);
                    builder.RegisterType(typeof(AsIsBattleActionDecider), new[]{ typeof(BattleActionDecider) } , Lifetime.Singleton, Resolution.Eager);
                    
                    builder.RegisterType(typeof(BattleTimeline), Lifetime.Singleton, Resolution.Eager);
                }

                await UniTask.WhenAll(
                    Context.SceneLoader
                        .LoadSceneAsync(
                            SceneId.Battle,
                            LoadSceneMode.Additive,
                            true,
                            InstallExtra),
                    waitForContainer
                );

                container = Context.SceneContainerManager.ScenesContainers[SceneId.Battle];

                ///// T
                GameObjectInjector
                    .InjectRecursiveMany(
                        entities.Select(x => x.gameObject).ToList(), container);
                /////
                _battleTokenSource = new();

                _battleTimeline = container.Resolve<BattleTimeline>();

                Physics.simulationMode = SimulationMode.Script;
                KinematicCharacterSystem.EnsureCreation();
                KinematicCharacterSystem.Settings.AutoSimulation = false;
                KinematicCharacterSystem.Settings.Interpolate = false;

                TogglePlayerBattleMode(container, false);

                await Context.Camera.SwitchState(CameraMode.BattleMode);

                foreach (var entity in entities)
                {
                    entity.animator.enabled = false;
                }
            }
            else
            {
                container = Context.SceneContainerManager.ScenesContainers[SceneId.Battle];
            }

            _battleTimeline?.RunBattleLoopAsync(entities, _battleTokenSource.Token).Forget();

            await container.Resolve<BattleTimelinePanel>().Open();
        }

        private void TogglePlayerBattleMode(Container container, bool enabled)
        {
            container.Resolve<EntityAnimator>().Animator.enabled = enabled;
            container.Resolve<PlayerControlsProvider>().enabled = enabled;
        }

        private void ToggleBattleMode(InputAction.CallbackContext obj)
        {
            Context.StateMachine.SwitchState(AppStates.Testing).Forget();
        }

        public override async UniTask ExitState()
        {
            if (Context.StateMachine.NextState == AppStates.Testing)
            {
                _battleTokenSource.Cancel();
                _battleTokenSource.Dispose();

                Physics.simulationMode = SimulationMode.FixedUpdate;
                KinematicCharacterSystem.Settings.AutoSimulation = true;
                KinematicCharacterSystem.Settings.Interpolate = true;

                var container = Context.SceneContainerManager.ScenesContainers[SceneId.Battle];

                TogglePlayerBattleMode(container, true);
                await container.Resolve<BattleTimelinePanel>().Close();

                // T
                var entities =
                    Object.FindObjectsByType<EntityProperties>().ToList();

                foreach (var entity in entities)
                {
                    entity.animator.enabled = false;
                }

                await Context.SceneLoader.UnloadSceneAsync(SceneId.Battle);
            }

#if UNITY_EDITOR
            Context.InputService.DisableMap(ActionMappings.Debug);

            Context.InputService.UnbindActionPerformed((int)ActionMappings.Debug, (int)DebugActions.ToggleBattleMode,
                ToggleBattleMode);
#endif

            Context.InputService.DisableMap(ActionMappings.BattleMode);
        }
    }
}