using Common.Logging;

namespace Common.AppSettings;

public interface IAppSettingsProvider
{
    /// <summary>
    /// Any internal event inside of the App Settings Provider. 
    /// </summary>
    event EventHandler<LogEntry>? LogWorthyEvent;

    /// <summary>
    /// Retrieves the app settings from the persistant location and loads them into memory.
    /// Loading settings will override the currently stored settings in the memory.
    /// </summary>
    void Load();

    /// <summary>
    /// Saves the app settings to the persistant location.
    /// </summary>
    void Save();


    bool WriteSetting(string key, string value);

    bool TryReadSetting(string key, out string value);

    bool TryReadSettingOrAddDefault(string key, out string value, string defaultValue);
}