Infratest/Assets/Code/Infrastructure/App/PapaInstaller.cs

using Code.Infrastructure.Camera;
using Code.Infrastructure.Configs;
using Code.Infrastructure.Input;
using Code.Infrastructure.Loadings;
using Code.Infrastructure.SceneLoader; 
using Reflex.Core;
using UnityEngine;

namespace Code.Infrastructure.App
{
    public class PapaInstaller : MonoBehaviour, IInstaller, ISceneConfigsLoadedHandle, IInputServiceInitializedHandle, ICameraInitializedHandle
    {
        public void InstallBindings(ContainerBuilder containerBuilder)
        {
            containerBuilder.AddSingleton(typeof(EventBus.EventBus));
            containerBuilder.AddSingleton(typeof(ConfigLocator), typeof(IConfigLocator));
            containerBuilder.AddSingleton(typeof(SceneLoader.SceneLoader));
            containerBuilder.AddSingleton(typeof(InputService),typeof(IInputService));
            
            containerBuilder.OnContainerBuilt += Bootstrap;
            
            containerBuilder.AddSingleton(typeof(AppStateMachine)); 
            containerBuilder.AddSingleton(typeof(AppStateMachineContext)); 
            
            containerBuilder.AddSingleton(typeof(CameraFactory)); 
            containerBuilder.AddSingleton(typeof(CameraStateMachine)); 
            containerBuilder.AddSingleton(typeof(CameraStateMachineContext)); 

        }
        
        private Loading initialLoading;
        private Container _thatRightContainer;
        private void Bootstrap(Container container)
        {
            _thatRightContainer = container;
            
            container.Resolve<EventBus.EventBus>().Subscribe(this);
            container.Resolve<SceneLoader.SceneLoader>();
            container.Resolve<IInputService>();
            container.Resolve<CameraFactory>().CreateCameraStateMachine(container.Resolve<CameraStateMachine>()).Forget();
            
            initialLoading = new Loading(3, () => EssentialLoadEnded(container));
        }

        private void EssentialLoadEnded(Container container)
        {
            container.Resolve<AppStateMachine>().SwitchState(AppStates.Bootstrap).AllowStateTransition(AppStates.Gameplay);   
            container.Resolve<EventBus.EventBus>().Unsubscribe(this);
        }

        public void SceneConfigsLoaded()
        {  
            initialLoading.DoProgress();
        }

        public void InputServiceInitialized()
        { 
            initialLoading.DoProgress();
        }

        public void CameraInitialized(CameraStateMachineContext.CameraLoadedData data)
        {
            _thatRightContainer.Resolve<CameraStateMachineContext>().cameraLoadedData = data;
            _thatRightContainer.Resolve<CameraStateMachine>().SwitchState(CameraMode.None)
                .AllowStateTransition(CameraMode.FirstPerson); 
            initialLoading.DoProgress();
        }
    } 
}