mirror of https://github.com/Minestom/Minestom.git
72 lines
2.9 KiB
Java
72 lines
2.9 KiB
Java
package net.minestom.codegen.entity;
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import com.google.gson.JsonObject;
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import com.squareup.javapoet.*;
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import net.minestom.codegen.MinestomCodeGenerator;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import javax.lang.model.element.Modifier;
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import java.io.File;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.util.List;
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import java.util.Locale;
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public final class EntityTypeGenerator extends MinestomCodeGenerator {
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private static final Logger LOGGER = LoggerFactory.getLogger(EntityTypeGenerator.class);
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private final InputStream entitiesFile;
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private final File outputFolder;
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public EntityTypeGenerator(@Nullable InputStream entitiesFile, @NotNull File outputFolder) {
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this.entitiesFile = entitiesFile;
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this.outputFolder = outputFolder;
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}
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@Override
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public void generate() {
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if (entitiesFile == null) {
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LOGGER.error("Failed to find entities.json.");
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LOGGER.error("Stopped code generation for entities.");
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return;
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}
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ClassName entityCN = ClassName.get("net.minestom.server.entity", "EntityType");
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JsonObject entities;
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entities = GSON.fromJson(new InputStreamReader(entitiesFile), JsonObject.class);
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ClassName entitiesCN = ClassName.get("net.minestom.server.entity", "EntityTypeConstants");
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// BlockConstants class
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TypeSpec.Builder blockConstantsClass = TypeSpec.interfaceBuilder(entitiesCN)
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// Add @SuppressWarnings("unused")
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.addAnnotation(AnnotationSpec.builder(SuppressWarnings.class).addMember("value", "$S", "unused").build())
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.addJavadoc("AUTOGENERATED by " + getClass().getSimpleName());
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// Use data
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entities.keySet().forEach(namespace -> {
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final String constantName = namespace.replace("minecraft:", "").toUpperCase(Locale.ROOT);
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blockConstantsClass.addField(
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FieldSpec.builder(entityCN, constantName)
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.addModifiers(Modifier.PUBLIC, Modifier.STATIC, Modifier.FINAL)
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.initializer(
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// Material.STONE = Material.fromNamespaceId("minecraft:stone")
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"$T.fromNamespaceId($S)",
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entityCN,
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namespace
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)
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.build()
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);
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});
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writeFiles(
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List.of(
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JavaFile.builder("net.minestom.server.entity", blockConstantsClass.build())
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.indent(" ")
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.skipJavaLangImports(true)
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.build()
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),
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outputFolder
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);
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}
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}
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