/// <summary>
/// Make all possible moves and chooses the once which guarantees the max profit
/// </summary>
private Tuple <double, MoveInformation> MakeAnalyzingMoves(MoveInformation moveInformation, int depth,
PlayerType playerType, List <Cell> currentPlayerArmyCells,
List <Cell> otherPlayerArmyCells)
{
var memorizedFrom = new ItemAndPosition(GetItemByPosition(moveInformation.From), moveInformation.From); // memorizing position
var memorizedTo = new ItemAndPosition(GetItemByPosition(moveInformation.To), moveInformation.To);
MakeMove(moveInformation.From, moveInformation.To);
ChangeArmyListAfterMoving(currentPlayerArmyCells, playerType, moveInformation); // changing list of armies after move
ChangeArmyListAfterMoving(otherPlayerArmyCells, GetOppositePlayerType(playerType), moveInformation);
Tuple <double, MoveInformation> result;
if (PlayerArmiesWereKilled(currentPlayerArmyCells) || PlayerArmiesWereKilled(otherPlayerArmyCells)) // If game ends because of armies of one player were killed
{
result = OnOnceArmiesKilled(currentPlayerArmyCells, otherPlayerArmyCells, playerType);
}
else
{
result = AnalyzeStrategy(GetOppositePlayerType(playerType), false, // Just analyzing the move profit
depth - 1, otherPlayerArmyCells,
currentPlayerArmyCells);
}
CancelMove(memorizedFrom, memorizedTo);
ChangeArmyListAfterCancellingMove(currentPlayerArmyCells, otherPlayerArmyCells, // Changing list of armies after cancelling move
playerType, moveInformation, memorizedFrom, memorizedTo);
return(result);
}
/// <summary>
/// After cancelling move in game simulation all armies should return to their cells and list of
/// armies should be updated
/// </summary>
private void ChangeArmyListAfterCancellingMove(List <Cell> currentPlayerArmyCells,
List <Cell> otherPlayerArmyCells, PlayerType playerType, MoveInformation move,
ItemAndPosition memorizedFrom, ItemAndPosition memorizedTo)
{
currentPlayerArmyCells.Remove(move.To);
otherPlayerArmyCells.Remove(move.To);
if (memorizedFrom.Item?.Army != null)
{
AddCellToArmyCellsList(currentPlayerArmyCells, otherPlayerArmyCells, playerType,
memorizedFrom.Item.Army.PlayerType, move.From);
}
if (memorizedTo.Item?.Army != null)
{
AddCellToArmyCellsList(currentPlayerArmyCells, otherPlayerArmyCells, playerType,
memorizedTo.Item.Army.PlayerType, move.To);
}
}
/// <summary>
/// Cancels move by setting items back
/// </summary>
private void CancelMove(ItemAndPosition from, ItemAndPosition to)
{
from.Item.Army.SetActive();
boardStorage.SetItem(from.Cell, from.Item);
boardStorage.SetItem(to.Cell, to.Item);
}
