minecraft-src/net/minecraft/data/recipes/ShapelessRecipeBuilder.java
2025-07-04 03:15:13 +03:00

127 lines
4.1 KiB
Java

package net.minecraft.data.recipes;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import net.minecraft.advancements.Criterion;
import net.minecraft.advancements.Advancement.Builder;
import net.minecraft.advancements.AdvancementRequirements.Strategy;
import net.minecraft.advancements.critereon.RecipeUnlockedTrigger;
import net.minecraft.core.HolderGetter;
import net.minecraft.resources.ResourceKey;
import net.minecraft.tags.TagKey;
import net.minecraft.world.item.Item;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.crafting.Ingredient;
import net.minecraft.world.item.crafting.Recipe;
import net.minecraft.world.item.crafting.ShapelessRecipe;
import net.minecraft.world.level.ItemLike;
import org.jetbrains.annotations.Nullable;
public class ShapelessRecipeBuilder implements RecipeBuilder {
private final HolderGetter<Item> items;
private final RecipeCategory category;
private final ItemStack result;
private final List<Ingredient> ingredients = new ArrayList();
private final Map<String, Criterion<?>> criteria = new LinkedHashMap();
@Nullable
private String group;
private ShapelessRecipeBuilder(HolderGetter<Item> items, RecipeCategory category, ItemStack result) {
this.items = items;
this.category = category;
this.result = result;
}
public static ShapelessRecipeBuilder shapeless(HolderGetter<Item> items, RecipeCategory category, ItemStack result) {
return new ShapelessRecipeBuilder(items, category, result);
}
public static ShapelessRecipeBuilder shapeless(HolderGetter<Item> items, RecipeCategory category, ItemLike result) {
return shapeless(items, category, result, 1);
}
public static ShapelessRecipeBuilder shapeless(HolderGetter<Item> items, RecipeCategory category, ItemLike result, int count) {
return new ShapelessRecipeBuilder(items, category, result.asItem().getDefaultInstance().copyWithCount(count));
}
/**
* Adds an ingredient that can be any item in the given tag.
*/
public ShapelessRecipeBuilder requires(TagKey<Item> tag) {
return this.requires(Ingredient.of(this.items.getOrThrow(tag)));
}
/**
* Adds an ingredient of the given item.
*/
public ShapelessRecipeBuilder requires(ItemLike item) {
return this.requires(item, 1);
}
/**
* Adds the given ingredient multiple times.
*/
public ShapelessRecipeBuilder requires(ItemLike item, int quantity) {
for (int i = 0; i < quantity; i++) {
this.requires(Ingredient.of(item));
}
return this;
}
/**
* Adds an ingredient.
*/
public ShapelessRecipeBuilder requires(Ingredient ingredient) {
return this.requires(ingredient, 1);
}
/**
* Adds an ingredient multiple times.
*/
public ShapelessRecipeBuilder requires(Ingredient ingredient, int quantity) {
for (int i = 0; i < quantity; i++) {
this.ingredients.add(ingredient);
}
return this;
}
public ShapelessRecipeBuilder unlockedBy(String string, Criterion<?> criterion) {
this.criteria.put(string, criterion);
return this;
}
public ShapelessRecipeBuilder group(@Nullable String string) {
this.group = string;
return this;
}
@Override
public Item getResult() {
return this.result.getItem();
}
@Override
public void save(RecipeOutput output, ResourceKey<Recipe<?>> resourceKey) {
this.ensureValid(resourceKey);
Builder builder = output.advancement()
.addCriterion("has_the_recipe", RecipeUnlockedTrigger.unlocked(resourceKey))
.rewards(net.minecraft.advancements.AdvancementRewards.Builder.recipe(resourceKey))
.requirements(Strategy.OR);
this.criteria.forEach(builder::addCriterion);
ShapelessRecipe shapelessRecipe = new ShapelessRecipe(
(String)Objects.requireNonNullElse(this.group, ""), RecipeBuilder.determineBookCategory(this.category), this.result, this.ingredients
);
output.accept(resourceKey, shapelessRecipe, builder.build(resourceKey.location().withPrefix("recipes/" + this.category.getFolderName() + "/")));
}
private void ensureValid(ResourceKey<Recipe<?>> recipe) {
if (this.criteria.isEmpty()) {
throw new IllegalStateException("No way of obtaining recipe " + recipe.location());
}
}
}