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package gregtech.api.logic;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Objects;
import java.util.Set;
import java.util.UUID;
import java.util.stream.Collectors;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTTagList;
import net.minecraftforge.common.util.Constants;
import org.apache.commons.lang3.tuple.Pair;
/**
* Logic of the Item logic for the controller. This is controlling all of the inventories.
*
* @author BlueWeabo
*/
public class ControllerItemLogic {
private final Map<UUID, ItemInventoryLogic> inventories = new HashMap<>();
private final Set<Pair<UUID, ItemInventoryLogic>> unallocatedInventories = new HashSet<>();
public void addInventory(@Nonnull UUID id, @Nonnull ItemInventoryLogic inventory) {
Pair<UUID, ItemInventoryLogic> found = checkIfInventoryExistsAsUnallocated(inventory);
if (inventory.isUpgradeInventory() && found != null) {
unallocatedInventories.remove(found);
inventories.put(id, found.getRight());
return;
}
inventories.put(id, inventory);
}
@Nonnull
public UUID addInventory(@Nonnull ItemInventoryLogic inventory) {
Pair<UUID, ItemInventoryLogic> found = checkIfInventoryExistsAsUnallocated(inventory);
if (inventory.isUpgradeInventory() && found != null) {
unallocatedInventories.remove(found);
inventories.put(found.getLeft(), found.getRight());
return Objects.requireNonNull(found.getLeft());
}
UUID generatedUUID = Objects.requireNonNull(UUID.randomUUID());
inventories.put(generatedUUID, inventory);
return generatedUUID;
}
@Nullable
private Pair<UUID, ItemInventoryLogic> checkIfInventoryExistsAsUnallocated(@Nonnull ItemInventoryLogic inventory) {
if (unallocatedInventories.size() == 0) {
return null;
}
return unallocatedInventories.stream()
.filter(
unallocated -> unallocated.getRight()
.getTier() == inventory.getTier()
&& unallocated.getRight()
.getSlots() == inventory.getSlots())
.findFirst()
.get();
}
/**
* Removes the inventory with said id and gives it back to be processed if needed.
*/
@Nonnull
public ItemInventoryLogic removeInventory(@Nonnull UUID id) {
return Objects.requireNonNull(inventories.remove(id));
}
@Nonnull
public ItemInventoryLogic getAllInventoryLogics() {
return new ItemInventoryLogic(
inventories.values()
.stream()
.map(inv -> inv.getInventory())
.collect(Collectors.toList()));
}
@Nonnull
public ItemInventoryLogic getInventoryLogic(@Nullable UUID id) {
if (id == null) return getAllInventoryLogics();
return Objects.requireNonNull(inventories.getOrDefault(id, getAllInventoryLogics()));
}
@Nonnull
public Set<Entry<UUID, ItemInventoryLogic>> getAllInventoryLogicsAsEntrySet() {
return Objects.requireNonNull(inventories.entrySet());
}
@Nullable
public String getInventoryDisplayName(@Nullable UUID id) {
if (id == null) return "";
ItemInventoryLogic logic = inventories.get(id);
if (logic == null) return "";
String displayName = logic.getDisplayName();
if (displayName == null) return Objects.requireNonNull(id.toString());
return displayName;
}
public void setInventoryDisplayName(@Nullable UUID id, @Nullable String displayName) {
if (id == null) return;
ItemInventoryLogic logic = inventories.get(id);
if (logic == null) return;
logic.setDisplayName(displayName);
}
@Nonnull
public NBTTagCompound saveToNBT() {
NBTTagCompound nbt = new NBTTagCompound();
NBTTagList inventoriesNBT = new NBTTagList();
inventories.forEach((uuid, inventory) -> {
NBTTagCompound inventoryNBT = new NBTTagCompound();
inventoryNBT.setTag("inventory", inventory.saveToNBT());
inventoryNBT.setString("uuid", uuid.toString());
inventoryNBT.setInteger(
"invSize",
inventory.getInventory()
.getSlots());
inventoriesNBT.appendTag(inventoryNBT);
});
nbt.setTag("inventories", inventoriesNBT);
return nbt;
}
public void loadFromNBT(@Nonnull NBTTagCompound nbt) {
NBTTagList inventoriesNBT = nbt.getTagList("inventories", Constants.NBT.TAG_COMPOUND);
if (inventoriesNBT == null) return;
for (int i = 0; i < inventoriesNBT.tagCount(); i++) {
NBTTagCompound inventoryNBT = inventoriesNBT.getCompoundTagAt(i);
UUID uuid = UUID.fromString(inventoryNBT.getString("uuid"));
ItemInventoryLogic inventory = new ItemInventoryLogic(inventoryNBT.getInteger("invSize"));
NBTTagCompound internalInventoryNBT = inventoryNBT.getCompoundTag("inventory");
if (internalInventoryNBT != null) inventory.loadFromNBT(internalInventoryNBT);
if (inventory.isUpgradeInventory()) {
unallocatedInventories.add(Pair.of(uuid, inventory));
} else {
inventories.put(uuid, inventory);
}
}
}
}
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