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package gregtech.api.multitileentity.multiblock.base;
import net.minecraft.item.ItemStack;
import com.gtnewhorizon.structurelib.util.Vec3Impl;
public abstract class StackableController<T extends StackableController<T>> extends PowerController<T> {
protected static String STACKABLE_TOP = "STACKABLE_TOP";
protected static String STACKABLE_MIDDLE = "STACKABLE_MIDDLE";
protected static String STACKABLE_BOTTOM = "STACKABLE_BOTTOM";
/**
* construct implementation for stackable multi-blocks
*/
@Override
public void construct(ItemStack trigger, boolean hintsOnly) {
final int blueprintCount = (trigger.stackSize - 1) + getMinStacks();
final int stackCount = Math.min(blueprintCount, getMaxStacks());
buildState.startBuilding(getStartingStructureOffset());
buildPiece(STACKABLE_BOTTOM, trigger, hintsOnly, buildState.getCurrentOffset());
buildState.addOffset(getStartingStackOffset());
for (int i = 0; i < stackCount; i++) {
buildPiece(STACKABLE_MIDDLE, trigger, hintsOnly, buildState.getCurrentOffset());
buildState.addOffset(getPerStackOffset());
}
if (hasTop()) {
buildState.addOffset(getAfterLastStackOffset());
buildPiece(STACKABLE_TOP, trigger, hintsOnly, buildState.stopBuilding());
} else {
buildState.stopBuilding();
}
}
/**
* Stackable
*
* @return The minimum number of stacks required for this multi-block to form
*/
public abstract int getMinStacks();
/**
* Stackable
*
* @return The maximum number of stacks allowed for this multi-block to form
*/
public abstract int getMaxStacks();
/**
* Stackable
*
* @return The starting offset for the first stack
*/
public abstract Vec3Impl getStartingStackOffset();
/**
* Stackable
*
* @return The per stack offset
*/
public abstract Vec3Impl getPerStackOffset();
/**
* Stackable
*
* @return Whether this structure has a Top/Cap. Defaults to true.
*/
public boolean hasTop() {
return true;
}
/**
* Stackable
*
* @return Any offset needed after the last stack
*/
public Vec3Impl getAfterLastStackOffset() {
return new Vec3Impl(0, 0, 0);
}
/**
* checkMachine implementation for stackable multi-blocks
*/
@Override
public boolean checkMachine() {
int stackCount = 0;
buildState.startBuilding(getStartingStructureOffset());
if (!checkPiece(STACKABLE_BOTTOM, buildState.getCurrentOffset())) return buildState.failBuilding();
buildState.addOffset(getStartingStackOffset());
for (int i = 0; i < getMaxStacks(); i++) {
if (checkPiece(STACKABLE_MIDDLE, buildState.getCurrentOffset())) {
buildState.addOffset(getPerStackOffset());
stackCount++;
} else {
break;
}
}
if (stackCount < getMinStacks()) return buildState.failBuilding();
buildState.addOffset(getAfterLastStackOffset());
if (!checkPiece(STACKABLE_TOP, buildState.stopBuilding())) {
return buildState.failBuilding();
}
return super.checkMachine();
}
}
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