/*
* Copyright 2013-2015 Sergey Ignatov, Alexander Zolotov, Florin Patan
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.goide.refactor;
import com.goide.psi.*;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiReference;
import com.intellij.psi.search.SearchScope;
import com.intellij.psi.search.searches.ReferencesSearch;
import com.intellij.refactoring.rename.RenamePsiElementProcessor;
import com.intellij.util.ObjectUtils;
import com.intellij.util.Query;
import org.jetbrains.annotations.NotNull;
import java.util.Map;
public class GoAnonymousFieldProcessor extends RenamePsiElementProcessor {
@Override
public boolean canProcessElement(@NotNull PsiElement element) {
return
element instanceof GoTypeSpec ||
element instanceof GoAnonymousFieldDefinition;
}
@Override
public void prepareRenaming(PsiElement element, String newName, @NotNull Map<PsiElement, String> allRenames, @NotNull SearchScope scope) {
if (element instanceof GoTypeSpec) {
Query<PsiReference> search = ReferencesSearch.search(element, scope);
for (PsiReference ref : search) {
PsiElement refElement = ref.getElement();
PsiElement type = refElement == null ? null : refElement.getParent();
if (!(type instanceof GoType)) continue;
PsiElement typeParent = type.getParent();
GoPointerType pointer = ObjectUtils.tryCast(typeParent, GoPointerType.class);
PsiElement anon = pointer != null ? pointer.getParent() : typeParent;
if (anon instanceof GoAnonymousFieldDefinition) {
allRenames.put(anon, newName);
}
}
}
else if (element instanceof GoAnonymousFieldDefinition) {
GoTypeReferenceExpression reference = ((GoAnonymousFieldDefinition)element).getTypeReferenceExpression();
PsiElement resolve = reference != null ? reference.resolve() : null;
if (resolve instanceof GoTypeSpec) {
allRenames.put(resolve, newName);
}
}
}
}