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package gregtech.api.metatileentity;
import static gregtech.GT_Mod.GT_FML_LOGGER;
import gregtech.GT_Mod;
import gregtech.api.GregTech_API;
import gregtech.api.interfaces.metatileentity.IMetaTileEntity;
import gregtech.api.interfaces.tileentity.IGregTechTileEntity;
import gregtech.api.objects.GT_ItemStack;
import gregtech.api.util.GT_Log;
import gregtech.api.util.GT_Utility;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTTagList;
import net.minecraft.network.Packet;
public abstract class CommonMetaTileEntity extends CoverableTileEntity implements IGregTechTileEntity {
protected boolean mNeedsBlockUpdate = true, mNeedsUpdate = true, mSendClientData = false, mInventoryChanged = false;
protected boolean createNewMetatileEntity(short aID) {
if (aID <= 0 || aID >= GregTech_API.METATILEENTITIES.length || GregTech_API.METATILEENTITIES[aID] == null) {
GT_Log.err.println("MetaID " + aID + " not loadable => locking TileEntity!");
} else {
if (hasValidMetaTileEntity()) getMetaTileEntity().setBaseMetaTileEntity(null);
GregTech_API.METATILEENTITIES[aID].newMetaEntity(this).setBaseMetaTileEntity(this);
mTickTimer = 0;
mID = aID;
return true;
}
return false;
}
protected void saveMetaTileNBT(NBTTagCompound aNBT) {
try {
if (hasValidMetaTileEntity()) {
final NBTTagList tItemList = new NBTTagList();
for (int i = 0; i < getMetaTileEntity().getRealInventory().length; i++) {
final ItemStack tStack = getMetaTileEntity().getRealInventory()[i];
if (tStack != null) {
final NBTTagCompound tTag = new NBTTagCompound();
tTag.setInteger("IntSlot", i);
tStack.writeToNBT(tTag);
tItemList.appendTag(tTag);
}
}
aNBT.setTag("Inventory", tItemList);
try {
getMetaTileEntity().saveNBTData(aNBT);
} catch (Throwable e) {
GT_FML_LOGGER.error("Encountered CRITICAL ERROR while saving MetaTileEntity.");
GT_Mod.logStackTrace(e);
}
}
} catch (Throwable e) {
GT_FML_LOGGER.error("Encountered CRITICAL ERROR while saving MetaTileEntity.");
GT_Mod.logStackTrace(e);
}
}
protected void loadMetaTileNBT(NBTTagCompound aNBT) {
if (mID != 0 && createNewMetatileEntity(mID)) {
final NBTTagList tItemList = aNBT.getTagList("Inventory", 10);
for (int i = 0; i < tItemList.tagCount(); i++) {
final NBTTagCompound tTag = tItemList.getCompoundTagAt(i);
final int tSlot = tTag.getInteger("IntSlot");
if (tSlot >= 0 && tSlot < getMetaTileEntity().getRealInventory().length) {
getMetaTileEntity().getRealInventory()[tSlot] = GT_Utility.loadItem(tTag);
}
}
try {
getMetaTileEntity().loadNBTData(aNBT);
} catch (Throwable e) {
GT_FML_LOGGER.error("Encountered Exception while loading MetaTileEntity.");
GT_Mod.logStackTrace(e);
}
}
}
@Override
public void markDirty() {
super.markDirty();
mInventoryChanged = true;
}
@Override
public boolean hasInventoryBeenModified() {
return mInventoryChanged;
}
@Override
public boolean isValidSlot(int aIndex) {
if (canAccessData()) return getMetaTileEntity().isValidSlot(aIndex);
return false;
}
@Override
public Packet getDescriptionPacket() {
issueClientUpdate();
return null;
}
@Override
public void issueTextureUpdate() {
mNeedsUpdate = true;
}
@Override
public void issueClientUpdate() {
mSendClientData = true;
}
@Override
public void issueBlockUpdate() {
mNeedsBlockUpdate = true;
}
@Override
public boolean isValidFacing(byte aSide) {
if (canAccessData()) return getMetaTileEntity().isFacingValid(aSide);
return false;
}
protected boolean canAccessData() {
return !isDead && hasValidMetaTileEntity();
}
protected abstract boolean hasValidMetaTileEntity();
@Override
public String[] getDescription() {
if (canAccessData()) return getMetaTileEntity().getDescription();
return new String[0];
}
@Override
public boolean isStillValid() {
return hasValidMetaTileEntity();
}
@Override
public boolean allowCoverOnSide(byte aSide, GT_ItemStack aCoverID) {
return hasValidMetaTileEntity() && getMetaTileEntity().allowCoverOnSide(aSide, aCoverID);
}
@Override
public void issueCoverUpdate(byte aSide) {
super.issueCoverUpdate(aSide);
issueClientUpdate();
}
/*
* IC2 Energy Compat
*/
@Override
public boolean shouldJoinIc2Enet() {
final IMetaTileEntity meta = getMetaTileEntity();
return meta != null && meta.shouldJoinIc2Enet();
}
}
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