/*
* Copyright 2012-2014 Sergey Ignatov
*
* 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 org.intellij.erlang.inspection;
import com.intellij.codeInspection.LocalInspectionToolSession;
import com.intellij.codeInspection.LocalQuickFix;
import com.intellij.codeInspection.ProblemDescriptor;
import com.intellij.codeInspection.ProblemsHolder;
import com.intellij.openapi.application.AccessToken;
import com.intellij.openapi.application.WriteAction;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.openapi.util.io.FileUtilRt;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.util.PsiTreeUtil;
import org.intellij.erlang.psi.ErlangCompositeElement;
import org.intellij.erlang.psi.ErlangModule;
import org.intellij.erlang.psi.ErlangVisitor;
import org.intellij.erlang.psi.impl.ErlangElementFactory;
import org.jetbrains.annotations.NotNull;
import java.io.IOException;
public class ErlangIncorrectModuleNameInspection extends ErlangInspectionBase {
@NotNull
@Override
protected ErlangVisitor buildErlangVisitor(@NotNull final ProblemsHolder holder,
@NotNull LocalInspectionToolSession session) {
return new ErlangVisitor() {
@Override
public void visitModule(@NotNull ErlangModule o) {
String ext = FileUtilRt.getExtension(o.getContainingFile().getName());
String withoutExtension = FileUtil.getNameWithoutExtension(o.getContainingFile().getName());
String moduleName = StringUtil.replace(o.getName(), "'", "");
ErlangCompositeElement atom = o.getQAtom();
if (atom != null && !StringUtil.equals(moduleName, withoutExtension)) {
holder.registerProblem(atom, "Module with name '" + moduleName + "' should be declared in a file named '" +
moduleName + "." + ext + "'.",
new ErlangRenameModuleFix(withoutExtension),
new ErlangRenameFileFix()
);
}
}
};
}
private static class ErlangRenameModuleFix implements LocalQuickFix {
private final String myShouldBeName;
public ErlangRenameModuleFix(String shouldBeName) {
myShouldBeName = shouldBeName;
}
@NotNull
@Override
public String getName() {
return "Rename module";
}
@NotNull
@Override
public String getFamilyName() {
return "Rename module";
}
@Override
public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor problemDescriptor) {
ErlangModule module = PsiTreeUtil.getParentOfType(problemDescriptor.getPsiElement(), ErlangModule.class);
if (module == null) return;
AccessToken token = WriteAction.start();
String name;
try {
ErlangElementFactory.createQAtomFromText(project, myShouldBeName);
name = myShouldBeName;
} catch (Exception e) {
name = "'" + myShouldBeName + "'";
}
try {
module.setName(name);
} finally {
token.finish();
}
}
}
private static class ErlangRenameFileFix implements LocalQuickFix {
@NotNull
@Override
public String getName() {
return "Rename file";
}
@NotNull
@Override
public String getFamilyName() {
return "Rename containing file";
}
@Override
public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor problemDescriptor) {
ErlangModule module = PsiTreeUtil.getParentOfType(problemDescriptor.getPsiElement(), ErlangModule.class);
if (module == null) return;
AccessToken token = WriteAction.start();
try {
VirtualFile virtualFile = module.getContainingFile().getVirtualFile();
String extension = FileUtilRt.getExtension(module.getContainingFile().getName());
if (virtualFile != null) {
virtualFile.rename(problemDescriptor, StringUtil.replace(module.getName(), "'", "") + "." + extension);
}
} catch (IOException ignored) {
} finally {
token.finish();
}
}
}
}