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