ProjectDDD/Assets/_DDD/_Scripts/GameState/GameLevelState.cs

using UnityEngine;

namespace DDD
{
    public class GameLevelState : ScriptableObject
    {
        public int Level = 1;

        private int _lastLevel;

        private void OnValidate()
        {
            if (Level != _lastLevel)
            {
                _lastLevel = Level;
                var dirtyEvt = GameEvents.SmartVariablesDirtyEvent;
                dirtyEvt.DomainFlags = SmartVariablesDomain.PlayerLevel;
                EventBus.Broadcast(dirtyEvt);
            }
        }

        public void SetLevel(int newLevel)
        {
            if (Level == newLevel) return;
            Level = newLevel;
            _lastLevel = Level;
            var dirtyEvt = GameEvents.SmartVariablesDirtyEvent;
            dirtyEvt.DomainFlags = SmartVariablesDomain.PlayerLevel;
            EventBus.Broadcast(dirtyEvt);
        }

        public void IncreaseLevel(int delta = 1)
        {
            if (delta == 0) return;
            Level += delta;
            _lastLevel = Level;
            var dirtyEvt = GameEvents.SmartVariablesDirtyEvent;
            dirtyEvt.DomainFlags = SmartVariablesDomain.PlayerLevel;
            EventBus.Broadcast(dirtyEvt);
        }
    }
}