/*
* Copyright 2000-2013 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 com.intellij.coldFusion.UI.editorActions.completionProviders;
import com.intellij.codeInsight.completion.CompletionParameters;
import com.intellij.codeInsight.completion.CompletionProvider;
import com.intellij.codeInsight.completion.CompletionResultSet;
import com.intellij.codeInsight.lookup.LookupElementBuilder;
import com.intellij.coldFusion.model.CfmlUtil;
import com.intellij.coldFusion.model.files.CfmlFileViewProvider;
import com.intellij.coldFusion.model.psi.CfmlImport;
import com.intellij.coldFusion.model.psi.stubs.CfmlIndex;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.PsiFile;
import com.intellij.psi.util.PsiTreeUtil;
import com.intellij.util.Function;
import com.intellij.util.ProcessingContext;
import com.intellij.util.containers.ContainerUtil;
import gnu.trove.THashSet;
import org.jetbrains.annotations.NotNull;
import java.util.Set;
class CfmlTagNamesCompletionProvider extends CompletionProvider<CompletionParameters> {
public void addCompletions(@NotNull final CompletionParameters parameters,
final ProcessingContext context,
@NotNull final CompletionResultSet result) {
if (!(parameters.getOriginalFile().getViewProvider() instanceof CfmlFileViewProvider)) {
return;
}
for (String s : CfmlUtil.getTagList(parameters.getPosition().getProject())) {
result.addElement(LookupElementBuilder.create(s).withCaseSensitivity(false));
}
CfmlImport[] imports = PsiTreeUtil.getChildrenOfType(parameters.getOriginalFile(), CfmlImport.class);
if (imports == null) {
return;
}
for (CfmlImport cfmlImport : imports) {
final String prefix = cfmlImport.getPrefix();
if (prefix != null) {
addCompletionsFromDirectory(result, parameters, cfmlImport.getImportString(), prefix);
}
}
}
private void addCompletionsFromDirectory(CompletionResultSet result, CompletionParameters parameters, String libtag, String prefix) {
final PsiFile originalFile = parameters.getOriginalFile();
final VirtualFile folder = CfmlUtil.findFileByLibTag(originalFile, libtag);
if (folder != null && folder.isDirectory()) {
final Set<String> names = new THashSet<>(CfmlIndex.getInstance(originalFile.getProject()).getAllComponentsNames());
names.retainAll(ContainerUtil.map(folder.getChildren(), virtualFile -> FileUtil.getNameWithoutExtension(virtualFile.getName()).toLowerCase()));
for (String componentName : names) {
result.addElement(LookupElementBuilder.create(prefix + ':' + componentName).withCaseSensitivity(false));
}
}
}
}