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