/*
* Copyright 2003-2016 JetBrains s.r.o.
*
* 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 jetbrains.mps.ide.findusages.view.treeholder.treeview.path;
import jetbrains.mps.ide.findusages.model.CategoryKind;
import jetbrains.mps.ide.findusages.model.SearchResult;
import jetbrains.mps.util.Pair;
import org.apache.log4j.LogManager;
import org.apache.log4j.Logger;
import org.jetbrains.mps.openapi.language.SLanguage;
import org.jetbrains.mps.openapi.model.SModel;
import org.jetbrains.mps.openapi.model.SModelReference;
import org.jetbrains.mps.openapi.model.SNode;
import org.jetbrains.mps.openapi.module.SModule;
import org.jetbrains.mps.openapi.module.SModuleReference;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class PathProvider {
private static final Logger LOG = LogManager.getLogger(PathProvider.class);
// FIXME bloody sh!t. Ever try to put anything into SearchResult this code does not expect, and no chance to see it. Besides, there's
// FIXME symmetric code in DataTree.createPath() which needs to be fixed to get the stuff working. Great, yo!
// FIXME This code cries for refactoring. Why on earth does it resolve model references?
public static List<PathItem> getPathForSearchResult(SearchResult<?> result) {
List<PathItem> res = new ArrayList<PathItem>();
Object o = result.getPathObject();
if (o instanceof SNode) {
SNode node = (SNode) o;
res.add(new PathItem(PathItemRole.ROLE_TARGET_NODE, node));
if (node.getParent() != null) {
appendNodePathThroughNamedConcepts(res, node.getParent());
}
SNode rootNode = node.getContainingRoot();
if (node != rootNode) {
res.add(new PathItem(PathItemRole.ROLE_ROOT, rootNode));
}
o = node.getModel();
}
if (o instanceof SModel) {
res.add(new PathItem(PathItemRole.ROLE_MODEL, ((SModel) o).getReference()));
o = ((SModel) o).getModule();
}
if (o instanceof SModelReference) {
SModelReference model = (SModelReference) o;
res.add(new PathItem(PathItemRole.ROLE_MODEL, model));
o = model.getModuleReference();
}
if (o instanceof SModule) {
SModule module = (SModule) o;
res.add(new PathItem(PathItemRole.ROLE_MODULE, module));
}
if (o instanceof SModuleReference) {
res.add(new PathItem(PathItemRole.ROLE_MODULE, o));
}
if (o instanceof SLanguage) {
res.add(new PathItem(PathItemRole.ROLE_LANGUAGE, o));
}
List<Pair<CategoryKind, String>> reversedCategories = new ArrayList<Pair<CategoryKind, String>>(result.getCategories());
Collections.reverse(reversedCategories);
for (Pair<CategoryKind, String> category : reversedCategories) {
res.add(new PathItem(PathItemRole.getCategoryRole(category.o1), category));
}
Collections.reverse(res);
return res;
}
private static void appendNodePathThroughNamedConcepts(List<PathItem> path, SNode node) {
String name;
try {
name = node.getName();
} catch (Throwable t) {
LOG.error(null, t);
name = "<getName() caused an exception on this node>";
}
if (name != null) {
if (node != node.getContainingRoot()) {
path.add(new PathItem(PathItemRole.ROLE_ROOT_TO_TARGET_NODE, node));
}
}
if (node.getParent() != null) {
appendNodePathThroughNamedConcepts(path, node.getParent());
}
}
}