namespace FeedbackGeneratorQQ.Models
{
   using System.Collections.Generic;
   using System.ComponentModel;
   using System.Runtime.CompilerServices;

   public class BindableModel : INotifyPropertyChanged
   {
      private readonly Dictionary<string, object> properties = new Dictionary<string, object>();

      /// <summary>
      /// Gets the value of a property
      /// </summary>
      /// <param name="name"> The property name </param>
      protected T Get<T>([CallerMemberName] string name = null)
      {
         object value;
         if (this.properties.TryGetValue(name, out value))
         {
            return value == null ? default(T) : (T)value;
         }

         return default(T);
      }

      /// <summary>
      /// Sets the value of a property
      /// </summary>
      /// <param name="value"> The property value </param>
      /// <param name="name"> The property name </param>
      protected void Set<T>(T value, [CallerMemberName] string name = null)
      {
         if (Equals(value, this.Get<T>(name)))
         {
            return;
         }

         this.properties[name] = value;
         this.OnPropertyChanged(name);
      }

      public event PropertyChangedEventHandler PropertyChanged;

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