/**
* @param sign treated as sign post if it is such, or else assumed to be a wall sign (i.e., if you
* ask about a stone block, it's considered a wall sign).
* @return the blank side of the sign opposite the text. In the case of a wall sign, the block in
* this direction is the block to which the sign is attached. This is also the direction a
* player would be facing when reading the sign; see {@link #getFront(Location)}.
*/
public static Direction getBack(Location sign) {
Direction front = getFront(sign);
if (front == null) return Direction.NONE;
return front.getOpposite();
}
@Override
public boolean triggerMechanic(Location block, Sign sign, Human human, Boolean forceState) {
if (!SignUtil.getTextRaw(sign, 1).equals("[Door]")) {
Direction back =
SignUtil.getTextRaw(sign, 1).equals("[Door Up]") ? Direction.UP : Direction.DOWN;
Location baseBlock = block.getRelative(back);
Location otherSide = getOtherEnd(block, back, maximumLength);
if (otherSide == null) {
if (human instanceof CommandSource)
((CommandSource) human).sendMessage(Texts.builder("Missing other end!").build());
return true;
}
Location otherBase = otherSide.getRelative(back.getOpposite());
if (!baseBlock.getBlock().equals(otherBase.getBlock())) {
if (human instanceof CommandSource)
((CommandSource) human)
.sendMessage(Texts.builder("Both ends must be the same material!").build());
return true;
}
int leftBlocks = 0, rightBlocks = 0; // Default to 0. Single width bridge is the default.
Location left = baseBlock.getRelative(SignUtil.getLeft(block));
Location right = baseBlock.getRelative(SignUtil.getRight(block));
// Calculate left distance
Location otherLeft = otherBase.getRelative(SignUtil.getLeft(block));
while (true) {
if (leftBlocks >= maximumWidth) break;
if (left.getBlock().equals(baseBlock.getBlock())
&& otherLeft.getBlock().equals(baseBlock.getBlock())) {
leftBlocks++;
left = left.getRelative(SignUtil.getLeft(block));
otherLeft = otherLeft.getRelative(SignUtil.getLeft(block));
} else {
break;
}
}
// Calculate right distance
Location otherRight = otherBase.getRelative(SignUtil.getRight(block));
while (true) {
if (rightBlocks >= maximumWidth) break;
if (right.getBlock().equals(baseBlock.getBlock())
&& otherRight.getBlock().equals(baseBlock.getBlock())) {
rightBlocks++;
right = right.getRelative(SignUtil.getRight(block));
otherRight = otherRight.getRelative(SignUtil.getRight(block));
} else {
break;
}
}
baseBlock = baseBlock.getRelative(back);
BlockState type = block.getRelative(back).getBlock();
if (baseBlock.getBlock().equals(type) && (forceState == null || !forceState))
type = BlockTypes.AIR.getDefaultState();
while (baseBlock.getBlockY() != otherSide.getBlockY() + (back == Direction.UP ? -1 : 1)) {
baseBlock.setBlock(type);
left = baseBlock.getRelative(SignUtil.getLeft(block));
for (int i = 0; i < leftBlocks; i++) {
left.setBlock(type);
left = left.getRelative(SignUtil.getLeft(block));
}
right = baseBlock.getRelative(SignUtil.getRight(block));
for (int i = 0; i < rightBlocks; i++) {
right.setBlock(type);
right = right.getRelative(SignUtil.getRight(block));
}
baseBlock = baseBlock.getRelative(back);
}
} else {
if (human instanceof CommandSource)
((CommandSource) human)
.sendMessage(Texts.builder("Door not activatable from here!").build());
return false;
}
return true;
}