package de.plushnikov.intellij.plugin.processor.clazz;
import com.intellij.psi.PsiAnnotation;
import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiField;
import com.intellij.psi.PsiMethod;
import com.intellij.psi.PsiModifier;
import de.plushnikov.intellij.plugin.problem.ProblemBuilder;
import de.plushnikov.intellij.plugin.problem.ProblemEmptyBuilder;
import de.plushnikov.intellij.plugin.processor.LombokPsiElementUsage;
import de.plushnikov.intellij.plugin.processor.clazz.constructor.RequiredArgsConstructorProcessor;
import de.plushnikov.intellij.plugin.util.PsiAnnotationSearchUtil;
import de.plushnikov.intellij.plugin.util.PsiAnnotationUtil;
import de.plushnikov.intellij.plugin.util.PsiClassUtil;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.EqualsAndHashCode;
import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.RequiredArgsConstructor;
import lombok.Setter;
import lombok.ToString;
import org.jetbrains.annotations.NotNull;
import java.util.Collection;
import java.util.List;
/**
* @author Plushnikov Michail
*/
public class DataProcessor extends AbstractClassProcessor {
private final GetterProcessor getterProcessor;
private final SetterProcessor setterProcessor;
private final EqualsAndHashCodeProcessor equalsAndHashCodeProcessor;
private final ToStringProcessor toStringProcessor;
private final RequiredArgsConstructorProcessor requiredArgsConstructorProcessor;
public DataProcessor(GetterProcessor getterProcessor, SetterProcessor setterProcessor, EqualsAndHashCodeProcessor equalsAndHashCodeProcessor,
ToStringProcessor toStringProcessor, RequiredArgsConstructorProcessor requiredArgsConstructorProcessor) {
super(PsiMethod.class, Data.class);
this.getterProcessor = getterProcessor;
this.setterProcessor = setterProcessor;
this.equalsAndHashCodeProcessor = equalsAndHashCodeProcessor;
this.toStringProcessor = toStringProcessor;
this.requiredArgsConstructorProcessor = requiredArgsConstructorProcessor;
}
@Override
protected boolean validate(@NotNull PsiAnnotation psiAnnotation, @NotNull PsiClass psiClass, @NotNull ProblemBuilder builder) {
final PsiAnnotation equalsAndHashCodeAnnotation = PsiAnnotationSearchUtil.findAnnotation(psiClass, EqualsAndHashCode.class);
if (null == equalsAndHashCodeAnnotation) {
equalsAndHashCodeProcessor.validateCallSuperParamExtern(psiAnnotation, psiClass, builder);
}
return validateAnnotationOnRightType(psiClass, builder);
}
private boolean validateAnnotationOnRightType(@NotNull PsiClass psiClass, @NotNull ProblemBuilder builder) {
boolean result = true;
if (psiClass.isAnnotationType() || psiClass.isInterface() || psiClass.isEnum()) {
builder.addError("'@Data' is only supported on a class type");
result = false;
}
return result;
}
protected void generatePsiElements(@NotNull PsiClass psiClass, @NotNull PsiAnnotation psiAnnotation, @NotNull List<? super PsiElement> target) {
if (PsiAnnotationSearchUtil.isNotAnnotatedWith(psiClass, Getter.class)) {
target.addAll(getterProcessor.createFieldGetters(psiClass, PsiModifier.PUBLIC));
}
if (PsiAnnotationSearchUtil.isNotAnnotatedWith(psiClass, Setter.class)) {
target.addAll(setterProcessor.createFieldSetters(psiClass, PsiModifier.PUBLIC));
}
if (PsiAnnotationSearchUtil.isNotAnnotatedWith(psiClass, EqualsAndHashCode.class)) {
target.addAll(equalsAndHashCodeProcessor.createEqualAndHashCode(psiClass, psiAnnotation));
}
if (PsiAnnotationSearchUtil.isNotAnnotatedWith(psiClass, ToString.class)) {
target.addAll(toStringProcessor.createToStringMethod(psiClass, psiAnnotation));
}
// create required constructor only if there are no other constructor annotations
if (PsiAnnotationSearchUtil.isNotAnnotatedWith(psiClass, NoArgsConstructor.class, RequiredArgsConstructor.class, AllArgsConstructor.class,
Builder.class, lombok.experimental.Builder.class)) {
final Collection<PsiMethod> definedConstructors = PsiClassUtil.collectClassConstructorIntern(psiClass);
filterToleratedElements(definedConstructors);
// and only if there are no any other constructors!
if (definedConstructors.isEmpty()) {
final String staticName = PsiAnnotationUtil.getStringAnnotationValue(psiAnnotation, "staticConstructor");
final Collection<PsiField> requiredFields = requiredArgsConstructorProcessor.getRequiredFields(psiClass);
if (requiredArgsConstructorProcessor.validateIsConstructorDefined(psiClass, staticName, requiredFields, ProblemEmptyBuilder.getInstance())) {
target.addAll(requiredArgsConstructorProcessor.createRequiredArgsConstructor(
psiClass, PsiModifier.PUBLIC, psiAnnotation, staticName));
}
}
}
}
@Override
public LombokPsiElementUsage checkFieldUsage(@NotNull PsiField psiField, @NotNull PsiAnnotation psiAnnotation) {
return LombokPsiElementUsage.READ_WRITE;
}
}