void CheckShipsForTarget(ref AiTarget target, ShipLevelComponent level, ShipViewComponent view,
GroupsEnumerable <ShipLevelComponent, ShipViewComponent> allShips)
{
// Check ships.
var minDistance = 10f; // todo: get number from ship definition.
var closestTarget = new EGID();
var closestPosition = uint2.zero;
foreach (var((shipLevels, shipViews, count), group) in allShips)
{
for (var i = 0; i < count; i++)
{
var otherView = shipViews[i];
var otherLevel = shipLevels[i];
// We only care about ships we can sink so the level must be below ours.
if (otherLevel.Level >= level.Level)
{
continue;
}
var distance = math.distance(otherView.Transform.Position, view.Transform.Position);
if (distance < minDistance)
{
closestTarget = otherView.ID;
closestPosition = _gridUtils.WorldToCellPosition(otherView.Transform.Position.xy);
minDistance = distance;
}
}
}
// Check if we have already have a target
target.Locator = entitiesDB.GetLocator(closestTarget);
target.Position = closestPosition;
}
void CheckCoinsForTarget(ref AiTarget target, ShipViewComponent view, EntityCollection <CoinViewComponent> allCoins)
{
// Check ships.
var minDistance = 15f; // todo: get number from ship definition.
var closestCoinId = new EGID();
var closestPosition = uint2.zero;
foreach (var coinView in allCoins)
{
var distance = math.distance(coinView.Transform.Position, view.Transform.Position);
if (distance < minDistance)
{
closestCoinId = coinView.ID;
closestPosition = _gridUtils.WorldToCellPosition(coinView.Transform.Position.xy);
minDistance = distance;
}
}
// Better to do it only once since there is a double indirection here.
target.Locator = entitiesDB.GetLocator(closestCoinId);
target.Position = closestPosition;
}