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Mirror von https://github.com/GeyserMC/Geyser.git synchronisiert 2024-12-23 23:00:21 +01:00
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Fix villager prices with demand price adjustments (#2767)

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* Fix villager prices with demand price adjustments

* Don't cap second input/output item count

* Handle negative item counts properly

* Don't get item mapping twice

* Add null check to getItemTag
Dieser Commit ist enthalten in:
David Choo 2022-01-30 19:26:31 -05:00 committet von GitHub
Ursprung da33811e3b
Commit 36afd3f2ec
Es konnte kein GPG-Schlüssel zu dieser Signatur gefunden werden
GPG-Schlüssel-ID: 4AEE18F83AFDEB23
1 geänderte Dateien mit 32 neuen und 11 gelöschten Zeilen
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43
core/src/main/java/org/geysermc/geyser/translator/protocol/java/inventory/JavaMerchantOffersTranslator.java
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@ -43,6 +43,7 @@ import org.geysermc.geyser.session.GeyserSession;
import org.geysermc.geyser.translator.inventory.item.ItemTranslator;
import org.geysermc.geyser.translator.protocol.PacketTranslator;
import org.geysermc.geyser.translator.protocol.Translator;
import org.geysermc.geyser.util.MathUtils;
import java.util.ArrayList;
import java.util.List;
@ -99,16 +100,17 @@ public class JavaMerchantOffersTranslator extends PacketTranslator<ClientboundMe
recipe.putInt("maxUses", trade.isTradeDisabled() ? 0 : trade.getMaxUses());
recipe.putInt("traderExp", trade.getXp());
recipe.putFloat("priceMultiplierA", trade.getPriceMultiplier());
recipe.put("sell", getItemTag(session, trade.getOutput(), 0));
recipe.putFloat("priceMultiplierB", 0.0f);
recipe.putInt("buyCountB", trade.getSecondInput() != null ? trade.getSecondInput().getAmount() : 0);
recipe.putInt("buyCountA", trade.getFirstInput().getAmount());
recipe.putInt("demand", trade.getDemand());
recipe.put("sell", getItemTag(session, trade.getOutput()));
// The buy count before demand and special price adjustments
recipe.putInt("buyCountA", Math.max(trade.getFirstInput().getAmount(), 0));
recipe.putInt("buyCountB", trade.getSecondInput() != null ? Math.max(trade.getSecondInput().getAmount(), 0) : 0);
recipe.putInt("demand", trade.getDemand()); // Seems to have no effect
recipe.putInt("tier", packet.getVillagerLevel() > 0 ? packet.getVillagerLevel() - 1 : 0); // -1 crashes client
recipe.put("buyA", getItemTag(session, trade.getFirstInput(), trade.getSpecialPrice()));
if (trade.getSecondInput() != null) {
recipe.put("buyB", getItemTag(session, trade.getSecondInput(), 0));
}
recipe.put("buyA", getItemTag(session, trade.getFirstInput(), trade.getSpecialPrice(), trade.getDemand(), trade.getPriceMultiplier()));
recipe.put("buyB", getItemTag(session, trade.getSecondInput()));
recipe.putInt("uses", trade.getNumUses());
recipe.putByte("rewardExp", (byte) 1);
tags.add(recipe.build());
@ -144,12 +146,31 @@ public class JavaMerchantOffersTranslator extends PacketTranslator<ClientboundMe
session.sendUpstreamPacket(updateTradePacket);
}
private static NbtMap getItemTag(GeyserSession session, ItemStack stack, int specialPrice) {
ItemData itemData = ItemTranslator.translateToBedrock(session, stack);
private static NbtMap getItemTag(GeyserSession session, ItemStack stack) {
if (stack == null || stack.getAmount() <= 0) { // Negative item counts appear as air on Java
return NbtMap.EMPTY;
}
return getItemTag(session, stack, session.getItemMappings().getMapping(stack), stack.getAmount());
}
private static NbtMap getItemTag(GeyserSession session, ItemStack stack, int specialPrice, int demand, float priceMultiplier) {
if (stack == null || stack.getAmount() <= 0) { // Negative item counts appear as air on Java
return NbtMap.EMPTY;
}
ItemMapping mapping = session.getItemMappings().getMapping(stack);
// Bedrock expects all price adjustments to be applied to the item's count
int count = stack.getAmount() + ((int) Math.max(Math.floor(stack.getAmount() * demand * priceMultiplier), 0)) + specialPrice;
count = MathUtils.constrain(count, 1, mapping.getStackSize());
return getItemTag(session, stack, mapping, count);
}
private static NbtMap getItemTag(GeyserSession session, ItemStack stack, ItemMapping mapping, int count) {
ItemData itemData = ItemTranslator.translateToBedrock(session, stack);
NbtMapBuilder builder = NbtMap.builder();
builder.putByte("Count", (byte) (Math.max(itemData.getCount() + specialPrice, 1)));
builder.putByte("Count", (byte) count);
builder.putShort("Damage", (short) itemData.getDamage());
builder.putString("Name", mapping.getBedrockIdentifier());
if (itemData.getTag() != null) {