/*
 * Copyright 2009 Google Inc.
 *
 * 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.jstestdriver.idea.ui;

import com.google.jstestdriver.idea.JSTestDriverConfiguration;
import com.google.jstestdriver.idea.ServerType;
import com.intellij.openapi.fileChooser.FileChooser;
import com.intellij.openapi.fileChooser.FileChooserDescriptor;
import com.intellij.openapi.options.ConfigurationException;
import com.intellij.openapi.options.SettingsEditor;
import com.intellij.openapi.vfs.VirtualFile;
import org.jetbrains.annotations.NotNull;

import javax.swing.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * Configuration GUI
 * @author alexeagle@google.com (Alex Eagle)
 */
public class ConfigurationForm extends SettingsEditor<JSTestDriverConfiguration> {

  private JPanel rootComponent;
  private JLabel settingsFileLabel;
  private JTextField settingsFile;
  private JLabel serverPortLabel;
  private JTextField serverAddress;
  private JRadioButton atAddressRadioButton;
  private JRadioButton runningInIDERadioButton;
  private JButton fileChooserButton;

  protected void resetEditorFrom(JSTestDriverConfiguration config) {
    settingsFile.setText(config.getSettingsFile());
    serverAddress.setText(config.getServerAddress());
    if (config.getServerType() == ServerType.EXTERNAL) {
      atAddressRadioButton.setSelected(true);
    } else {
      runningInIDERadioButton.setSelected(true);
    }
  }

  protected void applyEditorTo(JSTestDriverConfiguration config) throws ConfigurationException {
    config.setSettingsFile(settingsFile.getText());
    config.setServerAddress(serverAddress.getText());
    if (atAddressRadioButton.isSelected()) {
      config.setServerType(ServerType.EXTERNAL);
    } else {
      config.setServerType(ServerType.INTERNAL);
    }
  }

  @NotNull
  protected JComponent createEditor() {
    fileChooserButton.addActionListener(new ActionListener() {
      private final FileChooserDescriptor chooseFilesOnlyDescriptor =
          new FileChooserDescriptor(true, false, false, false, false, false);
      public void actionPerformed(ActionEvent e) {
        final VirtualFile[] files = FileChooser.chooseFiles(rootComponent, chooseFilesOnlyDescriptor);
        if (files != null && files.length == 1) {
          String configFile = files[0].getPresentableUrl();
          settingsFile.setText(configFile);
        }
      }
    });
    return rootComponent;
  }

  protected void disposeEditor() {
  }

  public ConfigurationForm() {
    settingsFileLabel.setLabelFor(settingsFile);
    serverPortLabel.setLabelFor(serverAddress);
  }
}