public async Task<RoundResult> PlayBotMovesAsync(int delayTime, int roundNumber)
{
var result = new RoundResult()
{
FinalResult = null,
IsFinished = false,
History = new List<RoundPartialHistory>()
};
foreach (var dynaBlasterBot in _field.Bots.Where(bot => !bot.IsDead))
{
BotMove move;
try
{
move = await dynaBlasterBot.NextMoveAsync(GetBotBattlefieldInfo(dynaBlasterBot, roundNumber));
}
catch (Exception e)
{
move = new BotMove()
{
Action = BotAction.None,
Direction = null
};
result.OutputText += string.Format("Bot {0} threw exception:\n{1}\n", dynaBlasterBot.Name, e.Message);
}
if (IsMoveValid(dynaBlasterBot, move))
{
result.History.Add(PerformMove(dynaBlasterBot, move, roundNumber));
_field.OnArenaChanged();
}
await DelayHelper.DelayAsync(delayTime);
}
return result;
}
private RoundPartialHistory PerformMove(TankBlasterBot bot, BotMove move, int roundNumber)
{
var actionDescription = move.Direction != null ? "move " + move.Direction.Value : "stay";
if (move.Action == BotAction.DropBomb)
{
_field.Bombs.Add(new Bomb
{
Location = bot.Location,
RoundsUntilExplodes = 5,
ExplosionRadius = CurrentBombBlastRadius(roundNumber)
});
actionDescription += " & drop bomb";
}
bot.Location = _locationService.GetNewLocation(bot.Location, move.Direction);
bot.LastDirection = move.Direction ?? bot.LastDirection;
if (move.Action == BotAction.FireMissile)
{
if (IsMissileAvailable(bot, roundNumber) && _locationService.IsLocationAvailableForMissile(_locationService.GetNewLocation(bot.Location, move.FireDirection)))
{
bot.LastMissileFiredRound = roundNumber;
_field.Missiles.Add(new Missile
{
ExplosionRadius = CurrentMissileBlastRadius(roundNumber),
MoveDirection = move.FireDirection,
Location = _locationService.GetNewLocation(bot.Location, move.FireDirection)
});
actionDescription += " & fire " + move.FireDirection;
}
else
{
actionDescription += " & can't fire " + move.FireDirection;
}
}
return new RoundPartialHistory
{
Caption = string.Format("Round {0} {1}: {2}", roundNumber, bot.Name, actionDescription),
BoardState = _field.ExportState()
};
}
private bool IsMoveValid(TankBlasterBot bot, BotMove move)
{
var newLocation = _locationService.GetNewLocation(bot.Location, move.Direction);
return _locationService.IsLocationValid(newLocation) && _field.Board[newLocation.X, newLocation.Y] == BoardTile.Empty
&& !_field.Bots.Any(blasterBot => blasterBot.Id != bot.Id && blasterBot.Location == newLocation);
}