// Copyright (C) 2008 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.google.gerrit.client.account;

import static com.google.gerrit.client.FormatUtil.mediumFormat;

import com.google.gerrit.client.AvatarImage;
import com.google.gerrit.client.Gerrit;
import com.google.gerrit.client.GerritUiExtensionPoint;
import com.google.gerrit.client.info.AccountInfo;
import com.google.gerrit.client.rpc.NativeString;
import com.google.gerrit.client.rpc.RestApi;
import com.google.gwt.i18n.client.LocaleInfo;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Anchor;
import com.google.gwt.user.client.ui.Grid;
import com.google.gwt.user.client.ui.HTMLTable.CellFormatter;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.VerticalPanel;

public class MyProfileScreen extends SettingsScreen {
  private AvatarImage avatar;
  private Anchor changeAvatar;
  private int labelIdx;
  private int fieldIdx;
  private Grid info;

  @Override
  protected void onInitUI() {
    super.onInitUI();

    HorizontalPanel h = new HorizontalPanel();
    add(h);

    if (Gerrit.info().plugin().hasAvatars()) {
      VerticalPanel v = new VerticalPanel();
      v.addStyleName(Gerrit.RESOURCES.css().avatarInfoPanel());
      h.add(v);
      avatar = new AvatarImage();
      v.add(avatar);
      changeAvatar = new Anchor(Util.C.changeAvatar(), "", "_blank");
      changeAvatar.setVisible(false);
      v.add(changeAvatar);
    }

    if (LocaleInfo.getCurrentLocale().isRTL()) {
      labelIdx = 1;
      fieldIdx = 0;
    } else {
      labelIdx = 0;
      fieldIdx = 1;
    }

    info = new Grid((Gerrit.info().auth().siteHasUsernames() ? 1 : 0) + 4, 2);
    info.setStyleName(Gerrit.RESOURCES.css().infoBlock());
    info.addStyleName(Gerrit.RESOURCES.css().accountInfoBlock());
    h.add(info);

    int row = 0;
    if (Gerrit.info().auth().siteHasUsernames()) {
      infoRow(row++, Util.C.userName());
    }
    infoRow(row++, Util.C.fullName());
    infoRow(row++, Util.C.preferredEmail());
    infoRow(row++, Util.C.registeredOn());
    infoRow(row++, Util.C.accountId());

    final CellFormatter fmt = info.getCellFormatter();
    fmt.addStyleName(0, 0, Gerrit.RESOURCES.css().topmost());
    fmt.addStyleName(0, 1, Gerrit.RESOURCES.css().topmost());
    fmt.addStyleName(row - 1, 0, Gerrit.RESOURCES.css().bottomheader());
  }

  @Override
  protected void onLoad() {
    super.onLoad();
    add(createExtensionPoint(GerritUiExtensionPoint.PROFILE_SCREEN_BOTTOM));
    display(Gerrit.getUserAccount());
    display();
  }

  private void infoRow(final int row, final String name) {
    info.setText(row, labelIdx, name);
    info.getCellFormatter().addStyleName(row, 0, Gerrit.RESOURCES.css().header());
  }

  void display(AccountInfo account) {
    if (Gerrit.info().plugin().hasAvatars()) {
      avatar.setAccount(account, 93, false);
      new RestApi("/accounts/")
          .id("self")
          .view("avatar.change.url")
          .get(
              new AsyncCallback<NativeString>() {
                @Override
                public void onSuccess(NativeString changeUrl) {
                  changeAvatar.setHref(changeUrl.asString());
                  changeAvatar.setVisible(true);
                }

                @Override
                public void onFailure(Throwable caught) {}
              });
    }

    int row = 0;
    if (Gerrit.info().auth().siteHasUsernames()) {
      info.setWidget(row++, fieldIdx, new UsernameField());
    }
    info.setText(row++, fieldIdx, account.name());
    info.setText(row++, fieldIdx, account.email());
    info.setText(row++, fieldIdx, mediumFormat(account.registeredOn()));
    info.setText(row, fieldIdx, account.getId().toString());
  }
}