/
NativeTypeConversionRule.java
94 lines (75 loc) · 4.17 KB
/
NativeTypeConversionRule.java
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package com.blamejared.crafttweaker_annotation_processors.processors.document.native_types.dependency_rule;
import com.blamejared.crafttweaker_annotation_processors.processors.document.conversion.element.ClassTypeConverter;
import com.blamejared.crafttweaker_annotation_processors.processors.document.page.info.TypeName;
import com.blamejared.crafttweaker_annotation_processors.processors.document.page.info.TypePageInfo;
import com.blamejared.crafttweaker_annotation_processors.processors.document.page.type.AbstractTypeInfo;
import com.blamejared.crafttweaker_annotation_processors.processors.document.page.type.TypePageTypeInfo;
import com.blamejared.crafttweaker_annotations.annotations.Document;
import com.blamejared.crafttweaker_annotations.annotations.NativeTypeRegistration;
import org.jetbrains.annotations.NotNull;
import org.reflections.Reflections;
import javax.lang.model.element.TypeElement;
import javax.lang.model.type.TypeMirror;
import javax.lang.model.util.Elements;
import javax.lang.model.util.Types;
import java.util.Map;
import java.util.Set;
import java.util.function.Function;
import java.util.stream.Collector;
import java.util.stream.Collectors;
public class NativeTypeConversionRule implements ModDependencyConversionRule {
private final Reflections reflections;
private final Elements elementUtils;
private final Types typeUtils;
private final ClassTypeConverter classTypeConverter;
public NativeTypeConversionRule(Reflections reflections, Elements elementUtils, Types typeUtils, ClassTypeConverter classTypeConverter) {
this.reflections = reflections;
this.elementUtils = elementUtils;
this.typeUtils = typeUtils;
this.classTypeConverter = classTypeConverter;
}
@Override
public Map<TypeElement, AbstractTypeInfo> getAll() {
return getNativeExpansionClasses().stream()
.map(this::getTypeElementFromClass)
.filter(this::isDocumented)
.collect(createTypeInfoMap());
}
private Collector<TypeElement, ?, Map<TypeElement, AbstractTypeInfo>> createTypeInfoMap() {
final Function<TypeElement, TypeElement> keyMapper = Function.identity();
final Function<TypeElement, AbstractTypeInfo> valueMapper = this::getTypeInfoFromClass;
return Collectors.toMap(keyMapper, valueMapper);
}
private TypeElement getTypeElementFromClass(Class<?> documentedClass) {
final TypeElement expansionTypeElement = elementUtils.getTypeElement(documentedClass.getCanonicalName());
final NativeTypeRegistration nativeAnnotation = getNativeAnnotation(expansionTypeElement);
final TypeMirror nativeType = classTypeConverter.getTypeMirror(nativeAnnotation, NativeTypeRegistration::value);
return (TypeElement) typeUtils.asElement(nativeType);
}
private AbstractTypeInfo getTypeInfoFromClass(TypeElement documentedClass) {
final TypePageInfo pageInfo = getPageInfoFromClass(documentedClass);
return new TypePageTypeInfo(pageInfo);
}
@NotNull
private TypePageInfo getPageInfoFromClass(TypeElement documentedClass) {
final TypeName typeName = getTypeNameFromClass(documentedClass);
final String path = getDocPathFromClass(documentedClass);
return new TypePageInfo("unknown", path, typeName);
}
private TypeName getTypeNameFromClass(TypeElement documentedClass) {
final NativeTypeRegistration annotation = getNativeAnnotation(documentedClass);
return new TypeName(annotation.zenCodeName());
}
private NativeTypeRegistration getNativeAnnotation(TypeElement documentedClass) {
return documentedClass.getAnnotation(NativeTypeRegistration.class);
}
private String getDocPathFromClass(TypeElement documentedClass) {
return documentedClass.getAnnotation(Document.class).value();
}
private Set<Class<?>> getNativeExpansionClasses() {
return reflections.getTypesAnnotatedWith(NativeTypeRegistration.class);
}
private boolean isDocumented(TypeElement nativeRegistrationClass) {
return getNativeAnnotation(nativeRegistrationClass) != null;
}
}