public async Task Given_Ship_Must_Not_Be_Placed_If_Its_Already_Placed()
{
var boardId = Guid.NewGuid();
var shipId = Guid.NewGuid();
_boardService.GetBoard(boardId).Returns(x => new Board {
Id = boardId
});
_shipService.GetShip(shipId).Returns(x => new Ship {
Id = shipId
});
_shipService.GetShipsPlaced(boardId).Returns(x => new List <Ship>
{
new Ship {
Id = shipId
}
});
var response = await _shipController.PlaceShip(boardId, shipId, null);
response.Should().BeOfType <BadRequestObjectResult>();
((BadRequestObjectResult)response).Value.Should().Be("Ship cannot be placed as requested ship already placed");
}
public async Task <IActionResult> Attack(Guid boardId, AttackRequest attackRequest)
{
var boardTask = _boardService.GetBoard(boardId);
var shipsTask = _shipService.GetShipsPlaced(boardId);
await Task.WhenAll(boardTask, shipsTask);
var board = await boardTask;
if (board == null)
{
return(NotFound());
}
var ships = await shipsTask;
var attackStatus = AttackStatus.Miss;
Guid?shipId = null;
foreach (var ship in ships)
{
var shipPosition = ship.Positions.FirstOrDefault(x => x.RowPosition == attackRequest.RowPosition &&
x.ColumnPosition == attackRequest.ColumnPosition);
if (shipPosition != null)
{
attackStatus = AttackStatus.Hit;
shipId = ship.Id;
var currentAttackPositions = await _attackService.GetAttackPositionsForShip(boardId, ship.Id);
if (ship.Size == (currentAttackPositions.Count + 1))
{
await _shipService.UpdateShipStatus(ship.Id, ShipStatus.Sunk);
}
break;
}
}
await _attackService.UpdateAttackStatus(boardId, shipId, attackRequest, attackStatus);
return(Ok(new AttackResponse {
AttackStatus = attackStatus
}));
}
public async Task <IActionResult> PlaceShip(Guid boardId, Guid shipId, PlaceShipRequest placeShipRequest)
{
var boardTask = _boardService.GetBoard(boardId);
var shipTask = _shipService.GetShip(shipId);
var shipsPlacedTask = _shipService.GetShipsPlaced(boardId);
await Task.WhenAll(boardTask, shipTask, shipsPlacedTask);
var board = await boardTask;
var ship = await shipTask;
var shipsPlaced = await shipsPlacedTask;
if (board == null || ship == null)
{
return(NotFound());
}
if (shipsPlaced.Any(x => x.Id == shipId))
{
return(BadRequest("Ship cannot be placed as requested ship already placed"));
}
var isShipToBePlacedWithInBoundaries = IsShipToBePlacedWithInBoundaries(board, ship, placeShipRequest);
if (isShipToBePlacedWithInBoundaries == false)
{
return(BadRequest("Ship cannot be placed as positions should not cross boundaries"));
}
var shipPlacedPositions = shipsPlaced.SelectMany(x => x.Positions).ToList();
var haveShipsAlreadyOccupiedThePosition = HaveShipsAlreadyOccupiedThePosition(ship, shipPlacedPositions, placeShipRequest);
if (haveShipsAlreadyOccupiedThePosition)
{
return(BadRequest("Ship cannot be placed as the positions are occupied with ships"));
}
await _shipService.PlaceShip(boardId, ship, placeShipRequest);
return(NoContent());
}
public async Task <IActionResult> GetBoard(Guid boardId)
{
var boardTask = _boardService.GetBoard(boardId);
var shipsTask = _shipService.GetShipsPlaced(boardId);
var attackPositionsTask = _attackService.GetAttackPositions(boardId);
await Task.WhenAll(boardTask, shipsTask, attackPositionsTask);
var board = await boardTask;
if (board == null)
{
return(NotFound());
}
var ships = await shipsTask;
var attackPositions = await attackPositionsTask;
board.Ships = ships;
board.Attacks = attackPositions;
return(Ok(board));
}
