public override void OnBlockRemoved(IWorldAccessor world, BlockPos pos)
{
bool preventDefault = false;
foreach (BlockBehavior behavior in BlockBehaviors)
{
EnumHandling handled = EnumHandling.PassThrough;
behavior.OnBlockRemoved(world, pos, ref handled);
if (handled == EnumHandling.PreventSubsequent)
{
return;
}
if (handled == EnumHandling.PreventDefault)
{
preventDefault = true;
}
}
if (preventDefault)
{
return;
}
world.BlockAccessor.RemoveBlockEntity(pos);
//For large gear usage, allow an angled gear when broken to be replaced by a dummy block if appropriate
string orient = Variant["orientation"];
if (orient.Length == 2 && orient[1] == orient[0])
{
BlockMPMultiblockGear.OnGearDestroyed(world, pos, orient[0]);
}
}
public bool CanPlaceBlock(IWorldAccessor world, IPlayer byPlayer, BlockSelection blockSel, ref string failureCode, Block blockExisting)
{
BlockMPMultiblockGear testMultiblock = blockExisting as BlockMPMultiblockGear;
if (testMultiblock != null && !testMultiblock.IsReplacableByGear(world, blockSel.Position))
{
failureCode = "notreplaceable";
return(false);
}
return(base.CanPlaceBlock(world, byPlayer, blockSel, ref failureCode));
}
public override bool TryPlaceBlock(IWorldAccessor world, IPlayer byPlayer, ItemStack itemstack, BlockSelection blockSel, ref string failureCode)
{
Block blockExisting = world.BlockAccessor.GetBlock(blockSel.Position);
if (!CanPlaceBlock(world, byPlayer, blockSel, ref failureCode, blockExisting))
{
return(false);
}
BlockFacing firstFace = null;
BlockFacing secondFace = null;
BlockMPMultiblockGear largeGearEdge = blockExisting as BlockMPMultiblockGear;
bool validLargeGear = false;
if (largeGearEdge != null)
{
BEMPMultiblock be = world.BlockAccessor.GetBlockEntity(blockSel.Position) as BEMPMultiblock;
if (be != null)
{
validLargeGear = be.Centre != null;
}
}
foreach (BlockFacing face in BlockFacing.ALLFACES)
{
if (validLargeGear && (face == BlockFacing.UP || face == BlockFacing.DOWN))
{
continue;
}
BlockPos pos = blockSel.Position.AddCopy(face);
IMechanicalPowerBlock block = world.BlockAccessor.GetBlock(pos) as IMechanicalPowerBlock;
if (block != null && block.HasMechPowerConnectorAt(world, pos, face.Opposite))
{
if (firstFace == null)
{
firstFace = face;
}
else
{
if (face.IsAdjacent(firstFace))
{
secondFace = face;
break;
}
}
}
}
if (firstFace != null)
{
BlockPos firstPos = blockSel.Position.AddCopy(firstFace);
BlockEntity be = world.BlockAccessor.GetBlockEntity(firstPos);
IMechanicalPowerBlock neighbour = be?.Block as IMechanicalPowerBlock;
BEBehaviorMPAxle bempaxle = be?.GetBehavior <BEBehaviorMPAxle>();
if (bempaxle != null && !BEBehaviorMPAxle.IsAttachedToBlock(world.BlockAccessor, neighbour as Block, firstPos))
{
failureCode = "axlemusthavesupport";
return(false);
}
BlockEntity largeGearBE = validLargeGear ? largeGearEdge.GearPlaced(world, blockSel.Position) : null;
Block toPlaceBlock = getGearBlock(world, validLargeGear, firstFace, secondFace);
//world.BlockAccessor.RemoveBlockEntity(blockSel.Position); //## needed in 1.12, but not with new chunk BlockEntity Dictionary in 1.13
world.BlockAccessor.SetBlock(toPlaceBlock.BlockId, blockSel.Position);
if (secondFace != null)
{
BlockPos secondPos = blockSel.Position.AddCopy(secondFace);
IMechanicalPowerBlock neighbour2 = world.BlockAccessor.GetBlock(secondPos) as IMechanicalPowerBlock;
neighbour2?.DidConnectAt(world, secondPos, secondFace.Opposite);
}
BEBehaviorMPAngledGears beAngledGear = world.BlockAccessor.GetBlockEntity(blockSel.Position)?.GetBehavior <BEBehaviorMPAngledGears>();
if (largeGearBE?.GetBehavior <BEBehaviorMPBase>() is BEBehaviorMPLargeGear3m largeGear)
{
beAngledGear.AddToLargeGearNetwork(largeGear, firstFace);
}
//do this last even for the first face so that both neighbours are correctly set
neighbour?.DidConnectAt(world, firstPos, firstFace.Opposite);
beAngledGear.newlyPlaced = true;
if (!beAngledGear.tryConnect(firstFace) && secondFace != null)
{
beAngledGear.tryConnect(secondFace);
}
beAngledGear.newlyPlaced = false;
return(true);
}
failureCode = "requiresaxle";
return(false);
}
