ConfigValue.cs

using System;
using System.Linq;
using MelonLoader;
using ReMod.Core.Managers;

namespace ReMod.Core
{
    public class ConfigValue<T>
    {
        public event Action OnValueChanged;

        private readonly MelonPreferences_Entry<T> _entry;

        public T Value => _entry.Value;

        public ConfigValue(string name, T defaultValue, string displayName = null, string description = null, bool isHidden = false)
        {
            var category = MelonPreferences.CreateCategory(ConfigManager.Instance.CategoryName);

            var entryName = string.Concat(name.Where(c => char.IsLetter(c) || char.IsNumber(c)));
            _entry = category.GetEntry<T>(entryName) ?? category.CreateEntry(entryName, defaultValue, displayName, description, isHidden);
            _entry.OnValueChangedUntyped += () => OnValueChanged?.Invoke();
        }

        public static implicit operator T(ConfigValue<T> conf)
        {
            return conf._entry.Value;
        }

        public void SetValue(T value)
        {
            _entry.Value = value;
            MelonPreferences.Save();
        }

        public override string ToString()
        {
            return _entry.Value.ToString();
        }
    }
}