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// Copyright 2013 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.advancedoperations;

import com.google.api.ads.adwords.axis.factory.AdWordsServices;

import com.google.api.ads.adwords.axis.v201302.cm.AdGroupBidModifier;

import com.google.api.ads.adwords.axis.v201302.cm.AdGroupBidModifierOperation;

import com.google.api.ads.adwords.axis.v201302.cm.AdGroupBidModifierReturnValue;

import com.google.api.ads.adwords.axis.v201302.cm.AdGroupBidModifierServiceInterface;

import com.google.api.ads.adwords.axis.v201302.cm.Operator;

import com.google.api.ads.adwords.axis.v201302.cm.Platform;

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;

/**

 * This example illustrates how to add ad group level mobile bid modifier override for a campaign.

 * NOTE: the campaign must be an enhanced campaign.

 *

 * Credentials and properties in {@code fromFile()} are pulled from the "ads.properties" file. See

 * README for more info.

 *

 * Tags: AdGroupBidModifierService.mutate

 *

 * @author Takeshi Hagikura

 */

public class AddAdGroupBidModifier {

  private static final double BID_MODIFIER = 1.5;

  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 adGroupId = Long.valueOf("INSERT_ADGROUP_ID_HERE");

    AdWordsServices adWordsServices = new AdWordsServices();

    runExample(adWordsServices, session, adGroupId);

  }

  public static void runExample(AdWordsServices adWordsServices, AdWordsSession session,

      Long adGroupId) throws Exception {

    // Get the AdGroupBidModifierService.

    AdGroupBidModifierServiceInterface adGroupBidModifierService =

        adWordsServices.get(session, AdGroupBidModifierServiceInterface.class);

    // Create mobile platform. The ID can be found in the documentation.

    // https://developers.google.com/adwords/api/docs/appendix/platforms

    Platform mobile = new Platform();

    mobile.setId(30001L);

    AdGroupBidModifier adGroupBidModifier = new AdGroupBidModifier();

    adGroupBidModifier.setAdGroupId(adGroupId);

    adGroupBidModifier.setBidModifier(BID_MODIFIER);

    adGroupBidModifier.setCriterion(mobile);

    // Create ADD operation.

    AdGroupBidModifierOperation operation = new AdGroupBidModifierOperation();

    operation.setOperand(adGroupBidModifier);

    // Use 'ADD' to add a new modifier and 'SET' to update an existing one. A

    // modifier can be removed with the 'REMOVE' operator.

    operation.setOperator(Operator.ADD);

    // Update ad group bid modifier.

    AdGroupBidModifierReturnValue result =

        adGroupBidModifierService.mutate(new AdGroupBidModifierOperation[] {operation});

    for (AdGroupBidModifier bidModifierResult : result.getValue()) {

      System.out.printf(

          "Campaign ID '%d', AdGroup ID '%d' was updated with ad group level modifier: %.2f\n",

          bidModifierResult.getCampaignId(), bidModifierResult.getAdGroupId(),

          bidModifierResult.getBidModifier());

    }

  }

}