using System.ComponentModel;
using System.Runtime.CompilerServices;
using StructureHelper.Annotations;

namespace StructureHelper.Infrastructure
{
    public class ViewModelBase : INotifyPropertyChanged
    {
        public event PropertyChangedEventHandler PropertyChanged;
        [NotifyPropertyChangedInvocator]
        protected virtual void OnPropertyChanged<T>(T value, ref T prop, [CallerMemberName] string propertyName = null)
        {
            prop = value;
            OnPropertyChanged(propertyName);
        }

        [NotifyPropertyChangedInvocator]
        protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = null)
            => PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
    }
}