/*
 * Copyright (C) 2013 The Android Open Source Project
 *
 * 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.android.tools.idea.actions;

import com.android.tools.idea.wizard.AssetStudioWizard;
import com.intellij.ide.IdeView;
import com.intellij.openapi.actionSystem.*;
import com.intellij.openapi.module.Module;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.ProjectFileIndex;
import com.intellij.openapi.roots.ProjectRootManager;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.PsiDirectory;
import icons.AndroidIcons;
import org.jetbrains.android.facet.AndroidFacet;
import org.jetbrains.android.facet.IdeaSourceProvider;

/**
 * Action to invoke the Asset Studio. This action is visible
 * anywhere within a module that has an Android facet.
 */
public class AndroidAssetStudioAction extends AnAction {


  public AndroidAssetStudioAction () {
    super("Image Asset", "Open Asset Studio to create an image asset", AndroidIcons.Android);
  }

  @Override
  public void update(AnActionEvent e) {
    e.getPresentation().setVisible(isAvailable(e.getDataContext()));
  }

  private static boolean isAvailable(DataContext dataContext) {
    final Module module = LangDataKeys.MODULE.getData(dataContext);
    final IdeView view = LangDataKeys.IDE_VIEW.getData(dataContext);

    if (module == null ||
        view == null ||
        view.getDirectories().length == 0 ||
        AndroidFacet.getInstance(module) == null) {
      return false;
    }
    return true;
  }

  @Override
  public void actionPerformed(AnActionEvent e) {
    final DataContext dataContext = e.getDataContext();

    final IdeView view = LangDataKeys.IDE_VIEW.getData(dataContext);
    if (view == null) {
      return;
    }

    final Module module = LangDataKeys.MODULE.getData(dataContext);

    if (module == null) {
      return;
    }

    AndroidFacet facet = AndroidFacet.getInstance(module);
    if (facet == null) {
      return;
    }

    final PsiDirectory dir = view.getOrChooseDirectory();
    if (dir == null) {
      return;
    }

    Project project = CommonDataKeys.PROJECT.getData(dataContext);
    VirtualFile targetFile = CommonDataKeys.VIRTUAL_FILE.getData(dataContext);

    AssetStudioWizard dialog = new AssetStudioWizard(project, module, targetFile);

    dialog.show();
    if (!dialog.isOK()) {
      return;
    }
    dialog.createAssets();
  }
}