using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;

public interface IConfigManager {
    void SetFilePath(string filePath);
    void SetDefault(Dictionary<string, object> defalutConfig);
    T GetValue<T>(string key);
    void SetValue<T>(string key, [NotNull]T value) {
        ArgumentNullException.ThrowIfNull(key);
        SetValue(key, (object?)value);
    }
    void SetValue(string key, [NotNull]object? value);
    bool HasKey(string key);
    void SaveToFile();
    void LoadFromFile();
}