public bool PlaceTile([FromBody] PlaceTileDto tileDto)
{
Guid GameId = Guid.Empty;
Guid PlayerId = Guid.Empty;
if (Guid.TryParse(tileDto.gameId, out GameId) && Guid.TryParse(tileDto.playerId, out PlayerId))
{
var tile = TileParser.Parse(tileDto.tileProps);
if (Math.Abs(tileDto.RotateAngle) % 90 != 0)
{
return(false);
}
for (int i = 0; i < Math.Abs(tileDto.RotateAngle) / 90; i++)
{
if (tileDto.RotateAngle < 0)
{
tile.Rotate(-90);
}
else if (tileDto.RotateAngle > 0)
{
tile.Rotate(90);
}
}
return(gamePlayService.PlaceTile(GameId, PlayerId, tile,
new Coordinates(tileDto.coordinateX, tileDto.coordinateY)));
}
return(false);
}
public void RotateLeftTest()
{
var input = @"Tile 2311:|..##.#..#.|##..#.....|#...##..#.|####.#...#|##.##.###.|##...#.###|.#.#.#..##|..#....#..|###...#.#.|..###..###".Replace("|", Environment.NewLine);
var expectedOutput = @"Tile 2311:|...#.##..#|#.#.###.##|....##.#.#|....#...#.|#.##.##...|.##.#....#|#..##.#..#|#..#...###|.#.####.#.|.#####..#.".Replace("|", Environment.NewLine);
var tiles = TileParser.Parse(input);
var expectedOutputTiles = TileParser.Parse(expectedOutput);
var output = tiles[0].RotateLeft();
var maxX = output.Spaces.Values.Max(s => s.Position.X);
var maxY = output.Spaces.Values.Max(s => s.Position.Y);
for (var x = 0; x <= maxX; x++, x++)
{
for (var y = 0; y <= maxY; y++)
{
var position = new Position(x, y);
var expected = expectedOutputTiles[0].GetSpaceAtPosition(position);
var actual = output.GetSpaceAtPosition(position);
Assert.Equal(expected, actual);
}
}
}
public void FindMatches()
{
var input = @"Tile 2311:|..##.#..#.|##..#.....|#...##..#.|####.#...#|##.##.###.|##...#.###|.#.#.#..##|..#....#..|###...#.#.|..###..###".Replace("|", Environment.NewLine);
var tiles = TileParser.Parse(input);
var outerEdges = tiles[0].GetOuterEdges();
var top = new List <bool> {
false, false, true, true, false, true, false, false, true, false
};
var left = new List <bool> {
false, true, true, true, true, true, false, false, true, false
};
var right = new List <bool> {
false, false, false, true, false, true, true, false, false, true
};
var bottom = new List <bool> {
false, false, true, true, true, false, false, true, true, true
};
Assert.Equal(top, outerEdges.Edges[Side.Top].Select(x => x.IsActivated).ToList());
Assert.Equal(left, outerEdges.Edges[Side.Left].Select(x => x.IsActivated).ToList());
Assert.Equal(right, outerEdges.Edges[Side.Right].Select(x => x.IsActivated).ToList());
Assert.Equal(bottom, outerEdges.Edges[Side.Bottom].Select(x => x.IsActivated).ToList());
}
public Tile(string propertiesAsString)
{
var tile = TileParser.Parse(propertiesAsString);
if (tile is Tile)
{
Directions = tile.Directions;
Speciality = tile.Speciality;
}
}
public void Puzzle1()
{
var input = new FileReader()
.GetResource("AdventOfCode2020.Tests.Day19.PuzzleInput.txt");
var tiles = TileParser.Parse(input);
var matches = EdgeMatchFinder.FindMatchingEdges(tiles);
var corners = matches.Where(x => x.Matches.Count == 2);
Assert.Equal(12519494280967, corners.Aggregate(1L, (current, match) => current * match.Tile.Id));
}
public void TileParserTests()
{
var input = @"Tile 2311:|..##.#..#.|##..#.....|#...##..#.|####.#...#|##.##.###.|##...#.###|.#.#.#..##|..#....#..|###...#.#.|..###..###".Replace("|", Environment.NewLine);
var tiles = TileParser.Parse(input);
var tile = Assert.Single(tiles);
var space = tile.GetSpaceAtPosition(new Position(0, 0));
Assert.False(space.IsActivated);
space = tile.GetSpaceAtPosition(new Position(0, 1));
Assert.True(space.IsActivated);
}
public void Puzzle2Example()
{
var input = new FileReader()
.GetResource("AdventOfCode2020.Tests.Day19.Puzzle1Example.txt");
var tiles = TileParser.Parse(input);
var matches = EdgeMatchFinder.FindMatchingEdges(tiles);
var map = MapBuilder.BuildMap(MapBuilder.PlaceMap(matches));
var maxX = map.Tiles.Values.Max(x => x.Position.X);
var maxY = map.Tiles.Values.Max(x => x.Position.Y);
for (var y = 0; y <= maxY; y++)
{
var spaces = "";
for (var x = 0; x <= maxX; x++)
{
var position = new Position(x, y);
spaces += map.Tiles[position.GetUniqueKey()].GetString();
}
_testOutputHelper.WriteLine(spaces);
}
}
