public void UncoverCell(MineCell cell)
{
if (cell.HasFlag || cell.IsUncovered)
{
return;
}
cell.IsUncovered = true;
if (cell.HasMine)
{
GameState = GameState.Defeat;
_chrono.Stop();
}
else
{
if (cell.NeighbourhoodMineCount == 0)
{
UncoverNeighbours(cell);
}
if (Cells.All(c => c.HasMine ^ c.IsUncovered))
{
GameState = GameState.Victory;
_chrono.Stop();
}
}
}
private bool PlayEasyMoves(MineCell cell, bool returnOnFirstAction)
{
var result = false;
var neighbours = _mineField.GetNeighbours(cell).ToArray();
var flaggedNeighbours = neighbours.FilterByVisibleState(MineState.Flagged).ToArray();
var coveredNeighbours = neighbours.FilterByVisibleState(MineState.Covered).ToArray();
if (coveredNeighbours.Length > 0 && cell.NeighbourhoodMineCount == (flaggedNeighbours.Length + coveredNeighbours.Length))
{
for (var i = 0; i < coveredNeighbours.Length && !(result && returnOnFirstAction); i++)
{
coveredNeighbours[i].HasFlag = true;
result = true;
}
}
else if (coveredNeighbours.Length > 0 && cell.NeighbourhoodMineCount == flaggedNeighbours.Length)
{
for (var i = 0; i < coveredNeighbours.Length && !(result && returnOnFirstAction); i++)
{
_mineField.UncoverCell(coveredNeighbours[i]);
result = true;
}
}
return result;
}
private bool PlayEasyMoves(MineCell cell, bool returnOnFirstAction)
{
var result = false;
var neighbours = _mineField.GetNeighbours(cell).ToArray();
var flaggedNeighbours = neighbours.FilterByVisibleState(MineState.Flagged).ToArray();
var coveredNeighbours = neighbours.FilterByVisibleState(MineState.Covered).ToArray();
if (coveredNeighbours.Length > 0 && cell.NeighbourhoodMineCount == (flaggedNeighbours.Length + coveredNeighbours.Length))
{
for (var i = 0; i < coveredNeighbours.Length && !(result && returnOnFirstAction); i++)
{
coveredNeighbours[i].HasFlag = true;
result = true;
}
}
else if (coveredNeighbours.Length > 0 && cell.NeighbourhoodMineCount == flaggedNeighbours.Length)
{
for (var i = 0; i < coveredNeighbours.Length && !(result && returnOnFirstAction); i++)
{
_mineField.UncoverCell(coveredNeighbours[i]);
result = true;
}
}
return(result);
}
public MineFieldCell(int row, int col, MineCell mineCell, Func<MineFieldCell, Task> leftClick, Func<MineFieldCell, Task> rightClick)
: this()
{
Row = row;
Col = col;
MineCell = mineCell;
_previousState = MineState.Covered;
_leftClick = leftClick;
_rightClick = rightClick;
}
public MineFieldCell(int row, int col, MineCell mineCell, Func <MineFieldCell, Task> leftClick, Func <MineFieldCell, Task> rightClick)
: this()
{
Row = row;
Col = col;
MineCell = mineCell;
_previousState = MineState.Covered;
_leftClick = leftClick;
_rightClick = rightClick;
}
public void UncoverNeighbours(MineCell cell)
{
var neighbours = GetNeighbours(cell);
if (!cell.HasFlag && neighbours.Count(c => c.HasFlag) == cell.NeighbourhoodMineCount)
{
foreach (var neighbour in GetNeighbours(cell))
{
UncoverCell(neighbour);
}
}
}
private bool PlayHardMoves(MineCell[] uncoveredCells, bool returnOnFirstAction)
{
var minedZones = GetMinedZones(uncoveredCells);
var hardMoves = from zone in minedZones
from other in minedZones
where zone.Intersect(other)
&& PlayHardMoves(zone, other, returnOnFirstAction)
select 1;
return returnOnFirstAction
? hardMoves.Any()
: hardMoves.Count() > 0;
}
public MineField(int rows, int cols, int mineCount)
{
Rows = rows;
Cols = cols;
_mineCount = mineCount;
GameState = GameState.NotStarted;
Cells = new MineCell[rows * cols];
for (int row = 0; row < rows; row++)
{
for (int col = 0; col < cols; col++)
{
Cells[GetCellIndex(row, col)] = new MineCell(row, col);
}
}
}
public MineField(int rows, int cols, int mineCount)
{
Rows = rows;
Cols = cols;
_mineCount = mineCount;
GameState = GameState.NotStarted;
Cells = new MineCell[rows * cols];
for (int row = 0; row < rows; row++)
{
for (int col = 0; col < cols; col++)
{
Cells[GetCellIndex(row, col)] = new MineCell(row, col);
}
}
}
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> GetNeighbours(MineCell cell) => GetNeighbours(cell.Row, cell.Col);
public void UncoverNeighbours(MineCell cell)
{
var neighbours = GetNeighbours(cell);
if (!cell.HasFlag && neighbours.Count(c => c.HasFlag) == cell.NeighbourhoodMineCount)
{
foreach (var neighbour in GetNeighbours(cell))
{
UncoverCell(neighbour);
}
}
}
public void UncoverCell(MineCell cell)
{
if (cell.HasFlag || cell.IsUncovered)
{
return;
}
cell.IsUncovered = true;
if (cell.HasMine)
{
GameState = GameState.Defeat;
_chrono.Stop();
}
else
{
if (cell.NeighbourhoodMineCount == 0)
{
UncoverNeighbours(cell);
}
if (Cells.All(c => c.HasMine ^ c.IsUncovered))
{
GameState = GameState.Victory;
_chrono.Stop();
}
}
}
public MinedZone(int mineCount, MineCell[] cells)
{
MineCount = mineCount;
_cells = cells;
Id = string.Join("|", _cells.Select(c => $"{c.Row},{c.Col}").OrderBy(c => c));
}
public IEnumerable <MineCell> GetNeighbours(MineCell cell) => GetNeighbours(cell.Row, cell.Col);
