using System;
using System.Collections.Generic;
using System.Linq;
using BoundaryLab.Domain;
using BoundaryLab.Application;

namespace BoundaryLab.Infrastructure;

public sealed class MemoryCapacity : ICapacity
{
    public int Free { get; private set; }
    public MemoryCapacity(int free) { if (free < 0) throw new ArgumentOutOfRangeException(nameof(free)); Free = free; }
    public void Commit(int units) { if (!CapacityRule.CanTake(units, Free)) throw new InvalidOperationException(); Free -= units; }
}