Second commit

Assets/Code/Infrastructure/StateMachine/AbstractStateMachine.cs

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+using System;
+using System.Collections.Generic;
+using System.Threading;
+using Cysharp.Threading.Tasks;
+
+namespace Code.Infrastructure.StateMachine
+{
+    public class AbstractStateMachine<TStateEnum, TStateMachineContext>
+        where TStateMachineContext : new()
+    {
+        protected AbstractStateMachine(TStateMachineContext stateMachineContext)
+        {
+            StateMachineContext = stateMachineContext;
+        }
+
+        public TStateEnum CurrentState { get; protected set; }
+        public TStateEnum NextState { get; protected set; }
+        public BaseState<TStateEnum, TStateMachineContext> CurrentBaseState { get; private set; }
+        private BaseState<TStateEnum, TStateMachineContext> _previousBaseState;
+
+        protected Dictionary<TStateEnum, BaseState<TStateEnum, TStateMachineContext>> States = new();
+        protected Dictionary<TStateEnum, Type> StatesTypes = new();
+        protected TStateMachineContext StateMachineContext { get; }
+        
+        private readonly SemaphoreSlim _stateLock = new (1, 1);
+
+        public virtual async UniTask SwitchState(TStateEnum nextState)
+        {
+            await _stateLock.WaitAsync();
+
+            try
+            {
+                NextState = nextState;
+
+                if (CurrentBaseState != null) await CurrentBaseState.ExitState();
+
+                var newState = States[nextState];
+                await newState.EnterState();
+
+                CurrentBaseState = newState;
+                CurrentState = nextState;
+                NextState = default;
+
+                // Logger
+            }
+            finally
+            {
+                _stateLock.Release();
+            }
+        }
+    }
+}

Assets/Code/Infrastructure/StateMachine/AbstractStateMachine.cs.meta

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+fileFormatVersion: 2
+guid: b58aba24383545149cd08a2a0511bf67
+timeCreated: 1785766207

Assets/Code/Infrastructure/StateMachine/BaseState.cs

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+using Cysharp.Threading.Tasks;
+
+namespace Code.Infrastructure.StateMachine
+{
+    public abstract class BaseState<TEnum, TStateMachineContext>
+    {
+        public abstract TEnum MyState { get; }
+
+        protected BaseState(TStateMachineContext context)
+        {
+            Context = context;
+        }
+        
+        protected TStateMachineContext Context { get; }
+
+        public virtual UniTask EnterState() => UniTask.CompletedTask;
+        public virtual UniTask ExitState() => UniTask.CompletedTask;
+    }
+}

Assets/Code/Infrastructure/StateMachine/BaseState.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: dbb4ded54baa4a58b4f7b77f84fd57ed
+timeCreated: 1785766328