/*
* Copyright 2000-2016 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 com.intellij.openapi.roots.ui.configuration.actions;
import com.intellij.ide.DeleteProvider;
import com.intellij.ide.TitledHandler;
import com.intellij.openapi.actionSystem.CommonDataKeys;
import com.intellij.openapi.actionSystem.DataContext;
import com.intellij.openapi.actionSystem.LangDataKeys;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.command.CommandProcessor;
import com.intellij.openapi.module.ModifiableModuleModel;
import com.intellij.openapi.module.Module;
import com.intellij.openapi.module.ModuleManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.project.ProjectBundle;
import com.intellij.openapi.roots.ModifiableRootModel;
import com.intellij.openapi.roots.ModuleOrderEntry;
import com.intellij.openapi.roots.ModuleRootManager;
import com.intellij.openapi.roots.OrderEntry;
import com.intellij.openapi.roots.impl.ModifiableModelCommitter;
import com.intellij.openapi.ui.Messages;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.project.ProjectKt;
import com.intellij.projectImport.ProjectAttachProcessor;
import com.intellij.util.ArrayUtilRt;
import com.intellij.util.PathUtilRt;
import com.intellij.util.PlatformUtils;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
public class ModuleDeleteProvider implements DeleteProvider, TitledHandler {
@Override
public boolean canDeleteElement(@NotNull DataContext dataContext) {
final Module[] modules = LangDataKeys.MODULE_CONTEXT_ARRAY.getData(dataContext);
return modules != null && !isPrimaryModule(modules);
}
private static boolean isPrimaryModule(Module[] modules) {
if (!ProjectAttachProcessor.canAttachToProject()) {
return !PlatformUtils.isIntelliJ();
}
for (Module module : modules) {
String moduleFile = module.getModuleFilePath();
Project project = module.getProject();
if (!ProjectKt.isDirectoryBased(project)) {
continue;
}
String ideaDir = ProjectKt.getStateStore(project).getDirectoryStorePath();
if (PathUtilRt.getParentPath(moduleFile).equals(ideaDir)) {
return true;
}
}
return false;
}
@Override
public void deleteElement(@NotNull DataContext dataContext) {
final Module[] modules = LangDataKeys.MODULE_CONTEXT_ARRAY.getData(dataContext);
assert modules != null;
final Project project = CommonDataKeys.PROJECT.getData(dataContext);
assert project != null;
String names = StringUtil.join(Arrays.asList(modules), module -> "\'" + module.getName() + "\'", ", ");
int ret = Messages.showOkCancelDialog(getConfirmationText(modules, names), getActionTitle(), Messages.getQuestionIcon());
if (ret != Messages.OK) return;
CommandProcessor.getInstance().executeCommand(project, () -> {
final Runnable action = () -> {
final ModuleManager moduleManager = ModuleManager.getInstance(project);
final Module[] currentModules = moduleManager.getModules();
final ModifiableModuleModel modifiableModuleModel = moduleManager.getModifiableModel();
final Map<Module, ModifiableRootModel> otherModuleRootModels = new HashMap<>();
for (final Module module : modules) {
final ModifiableRootModel modifiableModel = ModuleRootManager.getInstance(module).getModifiableModel();
for (final Module otherModule : currentModules) {
if (otherModule == module || ArrayUtilRt.find(modules, otherModule) != -1) continue;
if (!otherModuleRootModels.containsKey(otherModule)) {
otherModuleRootModels.put(otherModule, ModuleRootManager.getInstance(otherModule).getModifiableModel());
}
}
removeModule(module, modifiableModel, otherModuleRootModels.values(), modifiableModuleModel);
}
final ModifiableRootModel[] modifiableRootModels = otherModuleRootModels.values().toArray(new ModifiableRootModel[otherModuleRootModels.size()]);
ModifiableModelCommitter.multiCommit(modifiableRootModels, modifiableModuleModel);
};
ApplicationManager.getApplication().runWriteAction(action);
}, ProjectBundle.message("module.remove.command"), null);
}
private static String getConfirmationText(Module[] modules, String names) {
if (ProjectAttachProcessor.canAttachToProject()) {
return ProjectBundle.message("project.remove.confirmation.prompt", names, modules.length);
}
return ProjectBundle.message("module.remove.confirmation.prompt", names, modules.length);
}
@Override
public String getActionTitle() {
return ProjectAttachProcessor.canAttachToProject() ? "Remove from Project View" : "Remove Module";
}
public static void removeModule(@NotNull final Module moduleToRemove,
@Nullable ModifiableRootModel modifiableRootModelToRemove,
@NotNull Collection<ModifiableRootModel> otherModuleRootModels,
@NotNull final ModifiableModuleModel moduleModel) {
// remove all dependencies on the module that is about to be removed
for (final ModifiableRootModel modifiableRootModel : otherModuleRootModels) {
final OrderEntry[] orderEntries = modifiableRootModel.getOrderEntries();
for (final OrderEntry orderEntry : orderEntries) {
if (orderEntry instanceof ModuleOrderEntry && orderEntry.isValid()) {
final Module orderEntryModule = ((ModuleOrderEntry)orderEntry).getModule();
if (orderEntryModule != null && orderEntryModule.equals(moduleToRemove)) {
modifiableRootModel.removeOrderEntry(orderEntry);
}
}
}
}
// destroyProcess editor
if (modifiableRootModelToRemove != null) {
modifiableRootModelToRemove.dispose();
}
// destroyProcess module
moduleModel.disposeModule(moduleToRemove);
}
}