/*
 * Copyright (C) 2015 Simon Vig Therkildsen
 *
 * 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 net.simonvt.cathode.api;

import java.io.IOException;
import okhttp3.Interceptor;
import okhttp3.Request;
import okhttp3.Response;

public class AuthInterceptor implements Interceptor {

  public static final String HEADER_AUTHORIZATION = "Authorization";

  private TraktSettings settings;

  public AuthInterceptor(TraktSettings settings) {
    this.settings = settings;
  }

  @Override public Response intercept(Chain chain) throws IOException {
    if (settings.getAccessToken() != null) {
      Request request = chain.request()
          .newBuilder()
          .addHeader(HEADER_AUTHORIZATION, "Bearer " + settings.getAccessToken())
          .build();
      return chain.proceed(request);
    } else {
      return chain.proceed(chain.request());
    }
  }
}