using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using DumpTruck.DrawingObjects;
using DumpTruck.MovementStrategy;

namespace DumpTruck.Generics
{
	/// <summary>
	/// Класс для хранения коллекции
	/// </summary>
	internal class TrucksGenericStorage
	{
		/// <summary>
		/// Словарь (хранилище)
		/// </summary>
		readonly Dictionary<string, TrucksGenericCollection<DrawingTruck, DrawningObjectTruck>> _truckStorages;
		/// <summary>
		/// Возвращение списка названий наборов
		/// </summary>
		public List<string> Keys => _truckStorages.Keys.ToList();
		/// <summary>
		/// Ширина окна отрисовки
		/// </summary>
		private readonly int _pictureWidth;
		/// <summary>
		/// Высота окна отрисовки
		/// </summary>
		private readonly int _pictureHeight;
		/// <summary>
		/// Конструктор
		/// </summary>
		/// <param name="pictureWidth"></param>
		/// <param name="pictureHeight"></param>
		public TrucksGenericStorage(int pictureWidth, int pictureHeight)
		{
			_truckStorages = new Dictionary<string, TrucksGenericCollection<DrawingTruck, DrawningObjectTruck>>();
			_pictureWidth = pictureWidth;
			_pictureHeight = pictureHeight;
		}
		/// <summary>
		/// Добавление набора
		/// </summary>
		/// <param name="name">Название набора</param>
		public void AddSet(string name)
		{
            if (!_truckStorages.ContainsKey(name)) _truckStorages.Add(name, new TrucksGenericCollection<DrawingTruck, DrawningObjectTruck>(_pictureWidth, _pictureHeight));
        }
		/// <summary>
		/// Удаление набора
		/// </summary>
		/// <param name="name">Название набора</param>
		public void DelSet(string name)
		{
            if (_truckStorages.ContainsKey(name)) _truckStorages.Remove(name);
        }
		/// <summary>
		/// Доступ к набору
		/// </summary>
		/// <param name="ind"></param>
		/// <returns></returns>
		public TrucksGenericCollection<DrawingTruck, DrawningObjectTruck>?
		this[string ind]
		{
			get
			{
                if (_truckStorages.ContainsKey(ind)) return _truckStorages[ind];
                return null;
			}
		}
	}
}