/*
 * Copyright 2016 The Bazel Authors. All rights reserved.
 *
 * 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.google.idea.blaze.java.libraries;

import com.google.common.collect.Lists;
import com.google.idea.blaze.base.actions.BlazeAction;
import com.google.idea.blaze.base.model.BlazeProjectData;
import com.google.idea.blaze.base.sync.data.BlazeProjectDataManager;
import com.google.idea.blaze.java.sync.model.BlazeJarLibrary;
import com.google.idea.blaze.java.sync.model.LibraryKey;
import com.google.idea.blaze.java.sync.projectstructure.LibraryEditor;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.impl.libraries.ProjectLibraryTable;
import com.intellij.openapi.roots.libraries.Library;
import com.intellij.openapi.roots.libraries.LibraryTable;
import java.util.List;

class DetachAllSourceJarsAction extends BlazeAction {
  @Override
  public void actionPerformed(AnActionEvent e) {
    Project project = e.getProject();
    assert project != null;

    BlazeProjectData blazeProjectData =
        BlazeProjectDataManager.getInstance(project).getBlazeProjectData();
    if (blazeProjectData == null) {
      return;
    }

    List<Library> librariesToDetach = Lists.newArrayList();
    SourceJarManager sourceJarManager = SourceJarManager.getInstance(project);
    for (Library library : ProjectLibraryTable.getInstance(project).getLibraries()) {
      LibraryKey libraryKey = LibraryKey.fromIntelliJLibrary(library);
      if (sourceJarManager.hasSourceJarAttached(libraryKey)) {
        sourceJarManager.setHasSourceJarAttached(libraryKey, false);
        librariesToDetach.add(library);
      }
    }

    ApplicationManager.getApplication()
        .runWriteAction(
            () -> {
              LibraryTable libraryTable = ProjectLibraryTable.getInstance(project);
              LibraryTable.ModifiableModel libraryTableModel = libraryTable.getModifiableModel();
              for (Library library : librariesToDetach) {
                BlazeJarLibrary blazeLibrary =
                    LibraryActionHelper.findLibraryFromIntellijLibrary(
                        e.getProject(), blazeProjectData, library);
                if (blazeLibrary == null) {
                  continue;
                }
                LibraryEditor.updateLibrary(
                    project,
                    blazeProjectData.artifactLocationDecoder,
                    libraryTable,
                    libraryTableModel,
                    blazeLibrary);
              }
              libraryTableModel.commit();
            });
  }
}