/// <summary>
/// Converts a GameGrid tp a GameState.
/// </summary>
/// <param name="gameGrid"></param>
/// <returns></returns>
private GameState ToGameState(GameGrid gameGrid, string state)
{
string line_count = Convert.ToString(gameGrid.LineCount, 2).PadLeft(8, '0');
string column_count = Convert.ToString(gameGrid.ColumnCount, 2).PadLeft(8, '0');
string cells = string.Empty;
gameGrid.Cells.ForEach(cell => cells += cell.Occupied ? "1" : "0");
GameState gameState = new GameState();
gameState.State = state;
gameState.Grid = line_count + column_count + cells;
gameState.Date = string.Format("{0}_{1}", DateTime.Now.ToShortDateString(), DateTime.Now.ToShortTimeString());
return(gameState);
}
/// <summary>
/// Converts a GameState to a GameGrid.
/// </summary>
/// <param name="gameState"></param>
/// <returns></returns>
public GameGrid FromGameState(GameState gameState, out string state)
{
string line_count_str = gameState.Grid.Substring(0, 8);
string column_count_str = gameState.Grid.Substring(8, 8);
string cells_str = gameState.Grid.Substring(16);
state = gameState.State;
GameGrid gameGrid = new GameGrid();
gameGrid.LineCount = Convert.ToInt32(line_count_str, 2);
gameGrid.ColumnCount = Convert.ToInt32(column_count_str, 2);
//Translate cells binary string to 2D array of cells.
int ln = 0, col = 0;
foreach (var c in cells_str)
{
Cell cell = new Cell();
cell.Occupied = c != '0';
cell.Position = new Tuple <int, int>(ln, col);
gameGrid.Cells.Add(cell);
if (col < gameGrid.ColumnCount - 1)
{
col++;
}
else
{
ln++;
col = 0;
}
}
return(gameGrid);
}
