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package org.intellij.sdk.language.hierarchy;
import com.intellij.openapi.progress.ProgressManager;
import com.intellij.openapi.project.Project;
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.psi.util.PsiTreeUtil;
import com.intellij.util.containers.ContainerUtil;
import org.intellij.sdk.language.psi.SdFirstPhaseDefinition;
import org.intellij.sdk.language.psi.SdFunctionDefinition;
import org.jetbrains.annotations.NotNull;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.function.Consumer;
public class SdCallerTreeStructure extends SdCallTreeStructure {
private HashMap<String, HashSet<PsiElement>> macroTreeChildren;
public SdCallerTreeStructure(Project project, PsiElement element, String currentScopeType) {
super(project, element, currentScopeType);
macroTreeChildren = new HashMap<>();
}
@NotNull
@Override
protected HashSet<PsiElement> getChildren(@NotNull SdFunctionDefinition element) {
return getCallers(element, macrosMap);
}
private HashSet<PsiElement> getCallers(@NotNull SdFunctionDefinition macro, @NotNull HashMap<String, List<PsiElement>> macrosMap) {
String macroName = macro.getName();
if (macroTreeChildren.containsKey(macroName)) {
return macroTreeChildren.get(macroName);
}
HashSet<PsiElement> results = new HashSet<>();
for (PsiElement macroImpl : macrosMap.get(macroName)) {
SearchScope searchScope = getSearchScope(myScopeType, macroImpl);
ReferencesSearch.search(macroImpl, searchScope).forEach((Consumer<? super PsiReference>) r -> {
ProgressManager.checkCanceled();
PsiElement psiElement = r.getElement();
SdFunctionDefinition f = PsiTreeUtil.getParentOfType(psiElement, SdFunctionDefinition.class, false);
if (f != null && !f.getName().equals(macroName)) {
ContainerUtil.addIfNotNull(results, f);
} else {
SdFirstPhaseDefinition fp = PsiTreeUtil.getParentOfType(psiElement, SdFirstPhaseDefinition.class, false);
ContainerUtil.addIfNotNull(results, fp);
}
});
}
macroTreeChildren.put(macroName, results);
return results;
}
}
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