public async Task <IActionResult> RegisterPuzzleForEditing(string fen, string variant, int checksByWhite, int checksByBlack)
{
fen += " - 0 1";
variant = Utilities.NormalizeVariantNameCapitalization(variant);
if (!Array.Exists(supportedVariants, x => x == variant))
{
return(Json(new { success = false, error = "Unsupported variant." }));
}
if (variant == "ThreeCheck")
{
if (checksByWhite > 2 || checksByWhite < 0 || checksByBlack > 2 || checksByBlack < 0)
{
return(Json(new { success = false, error = "Invalid amount of checks." }));
}
fen += String.Format(" +{0}+{1}", checksByWhite, checksByBlack);
}
Puzzle possibleDuplicate = await puzzleRepository.FindByFenAndVariantAsync(fen, variant);
if (possibleDuplicate != null && possibleDuplicate.Approved)
{
return(Json(new { success = false, error = "Duplicate; same FEN and variant: " + Url.Action("TrainId", "Puzzle", new { id = possibleDuplicate.ID }) }));
}
ChessGame game = gameConstructor.Construct(variant, fen);
Puzzle puzzle = new Puzzle();
Task <int?> aid = loginHandler.LoggedInUserIdAsync(HttpContext);
puzzle.Game = game;
puzzle.InitialFen = fen;
puzzle.Variant = variant;
puzzle.Solutions = new List <string>();
do
{
puzzle.ID = Guid.NewGuid().GetHashCode();
} while (puzzlesBeingEdited.Contains(puzzle.ID));
puzzle.Author = (await aid).Value;
puzzlesBeingEdited.Add(puzzle);
return(Json(new { success = true, id = puzzle.ID }));
}
