78 lines
2.8 KiB
Java
78 lines
2.8 KiB
Java
package net.minecraft.data.recipes;
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import java.util.LinkedHashMap;
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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.Holder;
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import net.minecraft.resources.ResourceKey;
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import net.minecraft.world.item.Item;
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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.TransmuteRecipe;
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import net.minecraft.world.item.crafting.TransmuteResult;
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import org.jetbrains.annotations.Nullable;
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public class TransmuteRecipeBuilder implements RecipeBuilder {
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private final RecipeCategory category;
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private final Holder<Item> result;
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private final Ingredient input;
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private final Ingredient material;
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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 TransmuteRecipeBuilder(RecipeCategory category, Holder<Item> result, Ingredient input, Ingredient material) {
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this.category = category;
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this.result = result;
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this.input = input;
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this.material = material;
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}
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public static TransmuteRecipeBuilder transmute(RecipeCategory category, Ingredient input, Ingredient material, Item result) {
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return new TransmuteRecipeBuilder(category, result.builtInRegistryHolder(), input, material);
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}
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public TransmuteRecipeBuilder 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 TransmuteRecipeBuilder 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.value();
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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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TransmuteRecipe transmuteRecipe = new TransmuteRecipe(
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(String)Objects.requireNonNullElse(this.group, ""),
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RecipeBuilder.determineBookCategory(this.category),
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this.input,
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this.material,
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new TransmuteResult(this.result.value())
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);
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output.accept(resourceKey, transmuteRecipe, 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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