/// <summary>
/// Convert minefields array to result type array.
/// </summary>
/// <param name="result"></param>
/// <param name="neighborMines"></param>
public void ConvertMinefield(Minefield field)
{
//returns a two dimensional array defines neighbor mines
int[,] neighborMines = field.CalculateNeighborMines();
//returns a two dimensional array defines cell type - mine or number
var result = field.ConvertToResult <ICell, CellResult>(field.Cells, field.ColumnsCount, c => field.ConvertCellToTypeResult(c));
for (int row = 0; row < result.GetLength(0); row++)
{
for (int column = 0; column < result.GetLength(1); column++)
{
string text = string.Empty;
var symbolType = result[row, column];
if (symbolType == CellResult.Number)
{
int number = neighborMines[row, column];
text = number.ToString();
}
else if (symbolType == CellResult.Mine)
{
text = CellValidator.validMineChar.ToString();
}
output.Append(text);
}
output.Append(Environment.NewLine);
}
}
public IEnumerable<IMinefield> Load()
{
IList<IMinefield> minefields = new List<IMinefield>();
var regex = new Regex(@"^(?<rows>\d+),(?<cols>\d+);(?<data>[*.]+)$", RegexOptions.Compiled);
string[] lines = File.ReadAllLines(m_path);
// Each line in the field yields a unique minefield
foreach (string line in lines)
{
var match = regex.Match(line);
if (match.Success)
{
int rows = int.Parse(match.Groups["rows"].Value);
int cols = int.Parse(match.Groups["cols"].Value);
string data = match.Groups["data"].Value;
Minefield field = new Minefield(cols, rows);
// Enumerate mine areas and mine data
IEnumerator<IMineArea> areaEnum = field.AreasByRow().GetEnumerator();
IEnumerator<char> dataEnum = data.GetEnumerator();
while (areaEnum.MoveNext() && dataEnum.MoveNext())
areaEnum.Current.ContainsMine = HasMine(dataEnum.Current);
minefields.Add(field);
}
}
return minefields;
}
/// <summary>
/// Implements the Factory pattern to create new minefield
/// </summary>
public static Minefield Create(int id, string input)
{
string[] value = input.Split(' ');
int rows = int.Parse(value[0].ToString());
int cols = int.Parse(value[1].ToString());
Minefield field = new Minefield();
field.RowsCount = rows;
field.ColumnsCount = cols;
field.Id = id;
return(field);
}
