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// Copyright 2012 Google Inc. All Rights Reserved.
//
// 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 adwords.axis.v201302.targeting;

import com.google.api.ads.adwords.axis.factory.AdWordsServices;
import com.google.api.ads.adwords.axis.v201302.cm.CampaignCriterion;
import com.google.api.ads.adwords.axis.v201302.cm.CampaignCriterionOperation;
import com.google.api.ads.adwords.axis.v201302.cm.CampaignCriterionReturnValue;
import com.google.api.ads.adwords.axis.v201302.cm.CampaignCriterionServiceInterface;
import com.google.api.ads.adwords.axis.v201302.cm.Criterion;
import com.google.api.ads.adwords.axis.v201302.cm.Language;
import com.google.api.ads.adwords.axis.v201302.cm.Location;
import com.google.api.ads.adwords.axis.v201302.cm.Operator;
import com.google.api.ads.adwords.lib.client.AdWordsSession;
import com.google.api.ads.common.lib.auth.OfflineCredentials;
import com.google.api.ads.common.lib.auth.OfflineCredentials.Api;
import com.google.api.client.auth.oauth2.Credential;

import java.util.ArrayList;
import java.util.List;

/**
 * This example adds various types of targeting criteria to a campaign. To get
 * campaigns, run GetCampaigns.java
 *
 * Credentials and properties in {@code fromFile()} are pulled from the
 * "ads.properties" file. See README for more info.
 *
 * Tags: CampaignCriterionService.mutate
 *
 * @author Kevin Winter
 */
public class AddCampaignTargetingCriteria {

  public static void main(String[] args) throws Exception {
    // Generate a refreshable OAuth2 credential similar to a ClientLogin token
    // and can be used in place of a service account.
    Credential oAuth2Credential = new OfflineCredentials.Builder()
        .forApi(Api.ADWORDS)
        .fromFile()
        .build()
        .generateCredential();

    // Construct an AdWordsSession.
    AdWordsSession session = new AdWordsSession.Builder()
        .fromFile()
        .withOAuth2Credential(oAuth2Credential)
        .build();

    Long campaignId = Long.valueOf("INSERT_CAMPAIGN_ID_HERE");

    AdWordsServices adWordsServices = new AdWordsServices();

    runExample(adWordsServices, session, campaignId);
  }

  public static void runExample(
      AdWordsServices adWordsServices, AdWordsSession session, Long campaignId) throws Exception {
    // Get the CampaignService.
    CampaignCriterionServiceInterface campaignCriterionService =
        adWordsServices.get(session, CampaignCriterionServiceInterface.class);

    // Create locations. The IDs can be found in the documentation or
    // retrieved with the LocationCriterionService.
    Location california = new Location();
    california.setId(21137L);
    Location mexico = new Location();
    mexico.setId(2484L);

    // Create languages. The IDs can be found in the documentation or
    // retrieved with the ConstantDataService.
    Language english = new Language();
    english.setId(1000L);
    Language spanish = new Language();
    spanish.setId(1003L);

    List<CampaignCriterionOperation> operations = new ArrayList<CampaignCriterionOperation>();
    for (Criterion criterion : new Criterion[] {california, mexico, english, spanish}) {
      CampaignCriterionOperation operation = new CampaignCriterionOperation();
      CampaignCriterion campaignCriterion = new CampaignCriterion();
      campaignCriterion.setCampaignId(campaignId);
      campaignCriterion.setCriterion(criterion);
      operation.setOperand(campaignCriterion);
      operation.setOperator(Operator.ADD);
      operations.add(operation);
    }

    CampaignCriterionReturnValue result =
        campaignCriterionService.mutate(operations
            .toArray(new CampaignCriterionOperation[operations.size()]));

    // Display campaigns.
    for (CampaignCriterion campaignCriterion : result.getValue()) {
      System.out.printf("Campaign criterion with campaign id '%s', criterion id '%s', "
          + "and type '%s' was added.\n", campaignCriterion.getCampaignId(), campaignCriterion
          .getCriterion().getId(), campaignCriterion.getCriterion().getCriterionType());
    }
  }
}