public Action NextMove(InternalMapData map)
{
logger.Debug("*** NextMove start *************");
var result = new Action();
var p = map.Players.Find(player => player.Name.Contains(Consts.MyName));
var allMoves = new MOVE[] { MOVE.UP, MOVE.DOWN, MOVE.LEFT, MOVE.RIGHT, MOVE.STAY }.ToList();
var availableMoves =
allMoves
.Where(move => {
return(!map.IsWallOrBlock(p.pos.PositionAfterMove(move)));
})
;
if (availableMoves.Count() == 0)
{
// 閉じ込められた？
logger.Debug("No Choice.");
availableMoves = allMoves;
result.Move = ChooseRandomMove(availableMoves.ToList());
result.Bomb = false;
return(result);
}
if (map.IsInDanger(p.pos))
{
// in danger
logger.Debug("in danger");
Position nearestSafePos = map.FindNearestSafePlace();
if (nearestSafePos == null)
{
// 死んだ。やけくそ移動
logger.Debug("I am dying.");
result.Move = ChooseRandomMove(availableMoves.ToList());
result.Bomb = false;
return(result);
}
var pathToSafePlace = map.PathToPosition(nearestSafePos);
if (pathToSafePlace.Count() == 0)
{
result.Move = ChooseRandomMove(availableMoves.ToList());
result.Bomb = false;
return(result);
}
result.Move = pathToSafePlace.FirstOrDefault();
result.Bomb = false;
return(result);
}
else
{
// not in danger
logger.Debug("not in danger");
var placeToSetBombs = map.PlaceToSetBomb().ToList();
foreach (var placeToSetBomb in placeToSetBombs)
{
if (placeToSetBomb == p.pos)
{
var tempBomb = new Bomb(p);
map.AddBomb(tempBomb);
Position nearestSafePos = map.FindNearestSafePlace();
map.RemoveBomb(tempBomb);
if (nearestSafePos == null)
{
// 置くと安全な場所がない
continue;
}
var pathToSafePlace = map.PathToPosition(nearestSafePos);
result.Move = pathToSafePlace.FirstOrDefault();
result.Bomb = true;
return(result);
}
else
{
var pathToPlaceBomb = map.PathToPosition(placeToSetBomb);
var move = pathToPlaceBomb.FirstOrDefault();
if (map.IsInDanger(p.pos.PositionAfterMove(move)))
{
// 次の場所へ
continue;
}
result.Move = move;
result.Bomb = false;
return(result);
}
}
var safeMoves = availableMoves.Where(move =>
{
return(!map.IsInDanger(p.pos.PositionAfterMove(move)));
});
if (safeMoves.Count() == 0)
{
// やけくそ
logger.Debug("I am dying 2.");
result.Move = availableMoves.First();
result.Bomb = false;
return(result);
}
if (TryRandomPlaceBomb())
{
var tempBomb = new Bomb(p);
map.AddBomb(tempBomb);
Position nearestSafePos = map.FindNearestSafePlace();
map.RemoveBomb(tempBomb);
if (nearestSafePos == null)
{
// 置くと安全な場所がない
}
else
{
var pathToSafePlace = map.PathToPosition(nearestSafePos);
result.Move = pathToSafePlace.FirstOrDefault();
result.Bomb = true;
return(result);
}
}
result.Move = ChooseRandomMove(safeMoves.ToList());
result.Bomb = false;
return(result);
}
}
