private ICollection <MinedZone> GetMinedZones(MineCell[] uncoveredCells)
{
var minedZonesById = new Dictionary <string, MinedZone>();
foreach (var cell in uncoveredCells)
{
var neighbours = _mineField.GetNeighbours(cell).ToArray();
var flaggedNeighbours = neighbours.FilterByVisibleState(MineState.Flagged).ToArray();
var coveredNeighbours = neighbours.FilterByVisibleState(MineState.Covered).ToArray();
var remainingCount = cell.NeighbourhoodMineCount - flaggedNeighbours.Length;
if (remainingCount > 0 && remainingCount < coveredNeighbours.Length)
{
var zone = new MinedZone(remainingCount, coveredNeighbours);
minedZonesById[zone.Id] = zone;
}
}
return(minedZonesById.Values);
}
private bool PlayHardMoves(MinedZone zone, MinedZone other, bool returnOnFirstAction)
{
var cellsNotInOtherZone = zone.Difference(other).ToArray();
var mineCountInOtherZone = zone.MineCount - cellsNotInOtherZone.Length;
if (mineCountInOtherZone == other.MineCount && cellsNotInOtherZone.Length > 0)
{
foreach (var cell in cellsNotInOtherZone)
{
cell.HasFlag = true;
if (returnOnFirstAction)
{
break;
}
}
return(true);
}
var otherCellsNotInZone = other.Difference(zone).ToArray();
var otherMineCountInZone = other.MineCount - otherCellsNotInZone.Length;
if (otherMineCountInZone == zone.MineCount && cellsNotInOtherZone.Length > 0)
{
foreach (var cell in cellsNotInOtherZone)
{
_mineField.UncoverCell(cell);
if (returnOnFirstAction)
{
break;
}
}
return(true);
}
return(false);
}
private bool PlayHardMoves(MinedZone zone, MinedZone other, bool returnOnFirstAction)
{
var cellsNotInOtherZone = zone.Difference(other).ToArray();
var mineCountInOtherZone = zone.MineCount - cellsNotInOtherZone.Length;
if (mineCountInOtherZone == other.MineCount && cellsNotInOtherZone.Length > 0)
{
foreach (var cell in cellsNotInOtherZone)
{
cell.HasFlag = true;
if (returnOnFirstAction)
{
break;
}
}
return true;
}
var otherCellsNotInZone = other.Difference(zone).ToArray();
var otherMineCountInZone = other.MineCount - otherCellsNotInZone.Length;
if (otherMineCountInZone == zone.MineCount && cellsNotInOtherZone.Length > 0)
{
foreach (var cell in cellsNotInOtherZone)
{
_mineField.UncoverCell(cell);
if (returnOnFirstAction)
{
break;
}
}
return true;
}
return false;
}
private ICollection<MinedZone> GetMinedZones(MineCell[] uncoveredCells)
{
var minedZonesById = new Dictionary<string, MinedZone>();
foreach (var cell in uncoveredCells)
{
var neighbours = _mineField.GetNeighbours(cell).ToArray();
var flaggedNeighbours = neighbours.FilterByVisibleState(MineState.Flagged).ToArray();
var coveredNeighbours = neighbours.FilterByVisibleState(MineState.Covered).ToArray();
var remainingCount = cell.NeighbourhoodMineCount - flaggedNeighbours.Length;
if (remainingCount > 0 && remainingCount < coveredNeighbours.Length)
{
var zone = new MinedZone(remainingCount, coveredNeighbours);
minedZonesById[zone.Id] = zone;
}
}
return minedZonesById.Values;
}
public IEnumerable<MineCell> Difference(MinedZone other) => _cells.Except(other._cells);
public bool Intersect(MinedZone other) => other.Id != Id && _cells.Intersect(other._cells).Any();
public IEnumerable <MineCell> Difference(MinedZone other) => _cells.Except(other._cells);
public bool Intersect(MinedZone other) => other.Id != Id && _cells.Intersect(other._cells).Any();
