content: /*
   * Copyright 2016, 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 <%= appPackage %>.statistics;
  
  import android.os.Bundle;
  import android.support.annotation.NonNull;
  import android.support.annotation.Nullable;
  import android.support.v4.app.Fragment;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.ViewGroup;
  import android.widget.TextView;
  
  import <%= appPackage %>.R;
  
  import static com.google.common.base.Preconditions.checkNotNull;
  
  /**
   * Main UI for the statistics screen.
   */
  public class StatisticsFragment extends Fragment implements StatisticsContract.View {
  
      private TextView mStatisticsTV;
  
      private StatisticsContract.Presenter mPresenter;
  
      public static StatisticsFragment newInstance() {
          return new StatisticsFragment();
      }
  
      @Override
      public void setPresenter(@NonNull StatisticsContract.Presenter presenter) {
          mPresenter = checkNotNull(presenter);
      }
  
      @Nullable
      @Override
      public View onCreateView(LayoutInflater inflater, ViewGroup container,
                               Bundle savedInstanceState) {
          View root = inflater.inflate(R.layout.statistics_frag, container, false);
          mStatisticsTV = (TextView) root.findViewById(R.id.statistics);
          return root;
      }
  
      @Override
      public void onResume() {
          super.onResume();
          mPresenter.start();
      }
  
      @Override
      public void setProgressIndicator(boolean active) {
          if (active) {
              mStatisticsTV.setText(getString(R.string.loading));
          } else {
              mStatisticsTV.setText("");
          }
      }
  
      @Override
      public void showStatistics(int numberOfIncompleteTasks, int numberOfCompletedTasks) {
          if (numberOfCompletedTasks == 0 && numberOfIncompleteTasks == 0) {
              mStatisticsTV.setText(getResources().getString(R.string.statistics_no_tasks));
          } else {
              String displayString = getResources().getString(R.string.statistics_active_tasks) + " "
                      + numberOfIncompleteTasks + "\n" + getResources().getString(
                      R.string.statistics_completed_tasks) + " " + numberOfCompletedTasks;
              mStatisticsTV.setText(displayString);
          }
      }
  
      @Override
      public void showLoadingStatisticsError() {
          mStatisticsTV.setText(getResources().getString(R.string.statistics_error));
      }
  }
  