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3.1 KiB
C#
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Ship
{
internal class SetShipsGeneric<T>
where T: class
{
/// <summary>
/// Массив объектов, которые храним
/// </summary>
private readonly T[] _places;
/// <summary>
/// Количество объектов в массиве
/// </summary>
public int Count => _places.Length;
/// <summary>
/// Конструктор
/// </summary>
/// <param name="count"></param>
public SetShipsGeneric(int count)
{
_places = new T[count];
}
/// <summary>
/// Добавление объекта в набор
/// </summary>
/// <param name="ship">Добавляемый корабль</param>
/// <returns></returns>
public int Insert(T ship)
{
return Insert(ship, 0);
}
/// <summary>
/// Добавление объекта в набор на конкретную позицию
/// </summary>
/// <param name="ship">Добавляемый корабль</param>
/// <param name="position">Позиция</param>
/// <returns></returns>
public int Insert(T ship, int position)
{
if (position < 0 || position >= Count)
{
return -1;
}
if (_places[position] == null)
{
_places[position] = ship;
return position;
}
int firstNull = -1;
for (int i = position + 1; i < Count; i++)
{
if (_places[i] == null)
{
firstNull = i;
break;
}
}
if (firstNull == -1)
{
return -1;
}
for (int i = firstNull; i > position; i--)
{
(_places[i], _places[i - 1]) = (_places[i - 1], _places[i]);
}
_places[position] = ship;
return position;
}
/// <summary>
/// Удаление объекта из набора с конкретной позиции
/// </summary>
/// <param name="position"></param>
/// <returns></returns>
public T Remove(int position)
{
if (position < 0 || position >= Count || _places[position] == null)
{
return null;
}
_places[position] = null;
var result = _places[position];
return result;
}
/// <summary>
/// Получение объекта из набора по позиции
/// </summary>
/// <param name="position"></param>
/// <returns></returns>
public T Get(int position)
{
if (position < 0 || position >= Count)
{
return null;
}
return _places[position];
}
}
}