using AutoFixture;
using FluentAssertions;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using PathFinding;
using System;
using System.Collections.Generic;
using System.Threading.Tasks;

namespace Gameboard.ShogiUI.UnitTests.PathFinding
{
  [TestClass]
  public class PlanarCollectionShould
  {
    private class SimpleElement : IPlanarElement
    {
      public static int Seed { get; private set; }
      public MoveSet MoveSet => null;
      public bool IsUpsideDown => false;


      public SimpleElement()
      {
        Seed = Seed++;
      }
    }

    private Fixture fixture;

    [TestInitialize]
    public void TestInitialize()
    {
      fixture = new Fixture();
    }

    [TestMethod]
    public void Index()
    {
      // Arrange
      var collection = new PlanarCollection<SimpleElement>(10, 10);
      var expected1 = new SimpleElement();
      var expected2 = new SimpleElement();

      // Act
      collection[0, 0] = expected1;
      collection[2, 1] = expected2;

      // Assert
      collection[0, 0].Should().Be(expected1);
      collection[2, 1].Should().Be(expected2);
    }

    [TestMethod]
    public void Iterate()
    {
      // Arrange
      var expected = new List<SimpleElement>();
      for (var i = 0; i < 9; i++) expected.Add(new SimpleElement());
      var collection = new PlanarCollection<SimpleElement>(3, 3);
      for (var x = 0; x < 3; x++)
        for (var y = 0; y < 3; y++)
          collection[x, y] = expected[x + y];

      // Act
      var actual = new List<SimpleElement>();
      foreach (var elem in collection)
        actual.Add(elem);

      // Assert
      actual.Should().BeEquivalentTo(expected);
    }

    [TestMethod]
    public void Yep()
    {
      var collection = new PlanarCollection<SimpleElement>(3, 3);
      collection[0, 0] = new SimpleElement();
      collection[1, 0] = new SimpleElement();
      collection[0, 1] = new SimpleElement();

      // Act
      var array2d = new SimpleElement[3, 3];
      for (var x = 0; x < 3; x++)
        for (var y = 0; y < 3; y++)
        {
          array2d[x, y] = collection[x, y];
        }


      Console.WriteLine("hey");
    }
  }
}