init: add project

Assets/_Project/Develop/Runtime/Utilities/SceneManagement/IInputSceneArgs.cs

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+namespace Assets._Project.Develop.Runtime.Utilities.SceneManagement
+{
+    public interface IInputSceneArgs
+    {
+    }
+}

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Assets/_Project/Develop/Runtime/Utilities/SceneManagement/SceneLoaderService.cs

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+using System.Collections;
+using UnityEngine;
+using UnityEngine.SceneManagement;
+
+namespace Assets._Project.Develop.Runtime.Utilities.SceneManagement
+{
+    public class SceneLoaderService
+    {
+        public IEnumerator LoadAsync(string sceneName, LoadSceneMode loadSceneMode = LoadSceneMode.Single)
+        {
+            AsyncOperation wait = SceneManager.LoadSceneAsync(sceneName, loadSceneMode);
+
+            yield return new WaitWhile(() => wait.isDone == false);
+        }
+
+        public IEnumerator UnloadAsync(string sceneName)
+        {
+            AsyncOperation wait = SceneManager.UnloadSceneAsync(sceneName);
+
+            yield return new WaitWhile(() => wait.isDone == false);
+        }
+    }
+}

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Assets/_Project/Develop/Runtime/Utilities/SceneManagement/SceneSwitcherService.cs

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+using Assets._Project.Develop.Runtime.Infrastructure;
+using Assets._Project.Develop.Runtime.Infrastructure.DI;
+using Assets._Project.Develop.Runtime.Utilities.LoadingScreen;
+using System;
+using System.Collections;
+using UnityEngine;
+using Object = UnityEngine.Object;
+
+namespace Assets._Project.Develop.Runtime.Utilities.SceneManagement
+{
+    public class SceneSwitcherService
+    {
+        private readonly SceneLoaderService _sceneLoaderService;
+        private readonly ILoadingScreen _loadingScreen;
+        private readonly DIContainer _projectContainer;
+
+        private DIContainer _currentSceneContainer;
+
+        public SceneSwitcherService(
+            SceneLoaderService sceneLoaderService, 
+            ILoadingScreen loadingScreen,
+            DIContainer projectContainer)
+        {
+            _sceneLoaderService = sceneLoaderService;
+            _loadingScreen = loadingScreen;
+            _projectContainer = projectContainer;
+        }
+
+        public IEnumerator ProcessSwitchTo(string sceneName, IInputSceneArgs sceneArgs = null)
+        {
+            _loadingScreen.Show();
+
+            _currentSceneContainer?.Dispose();
+
+            yield return _sceneLoaderService.LoadAsync(Scenes.Empty);
+            yield return _sceneLoaderService.LoadAsync(sceneName);
+
+            SceneBootstrap sceneBootstrap = Object.FindObjectOfType<SceneBootstrap>();
+
+            if (sceneBootstrap == null)
+                throw new NullReferenceException(nameof(sceneBootstrap) + " not found");
+
+            _currentSceneContainer = new DIContainer(_projectContainer);
+
+            sceneBootstrap.ProcessRegistrations(_currentSceneContainer, sceneArgs);
+
+            _currentSceneContainer.Initialize();
+
+            yield return sceneBootstrap.Initialize();
+
+            _loadingScreen.Hide();
+
+            sceneBootstrap.Run();
+        }
+    }
+}

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