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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.AttributeFieldMapping;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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 a sitelinks feed and associates it with a campaign.

 *

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

 * README for more info.

 *

 * Tags: CampaignFeedService.mutate, FeedItemService.mutate, FeedMappingService.mutate

 * Tags: FeedService.mutate

 *

 * Category: adx-exclude

 *

 * @author Kevin Winter

 */

public class AddSiteLinks {

  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();

    AdWordsServices adWordsServices = new AdWordsServices();

    // Campaign must be enhanced.

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

    runExample(adWordsServices, session, campaignId);

  }

  public static void runExample(

      AdWordsServices adWordsServices, AdWordsSession session, Long campaignId) throws Exception {

    SiteLinksDataHolder siteLinksData = new SiteLinksDataHolder();

    createSiteLinksFeed(adWordsServices, session, siteLinksData);

    createSiteLinksFeedItems(adWordsServices, session, siteLinksData);

    createSiteLinksFeedMapping(adWordsServices, session, siteLinksData);

    createSiteLinksCampaignFeed(adWordsServices, session, siteLinksData, campaignId);

  }

  private static void createSiteLinksFeed(

      AdWordsServices adWordsServices, AdWordsSession session, SiteLinksDataHolder siteLinksData)

      throws Exception {

    // Get the FeedService.

    FeedServiceInterface feedService = adWordsServices.get(session, FeedServiceInterface.class);

    // Create attributes.

    FeedAttribute textAttribute = new FeedAttribute();

    textAttribute.setType(FeedAttributeType.STRING);

    textAttribute.setName("Link Text");

    FeedAttribute urlAttribute = new FeedAttribute();

    urlAttribute.setType(FeedAttributeType.URL);

    urlAttribute.setName("Link URL");

    // Create the feed.

    Feed siteLinksFeed = new Feed();

    siteLinksFeed.setName("Feed For Site Links");

    siteLinksFeed.setAttributes(new FeedAttribute[] {textAttribute, urlAttribute});

    siteLinksFeed.setOrigin(FeedOrigin.USER);

    // Create operation.

    FeedOperation operation = new FeedOperation();

    operation.setOperand(siteLinksFeed);

    operation.setOperator(Operator.ADD);

    // Add the feed.

    FeedReturnValue result = feedService.mutate(new FeedOperation[] {operation});

    Feed savedFeed = result.getValue()[0];

    siteLinksData.siteLinksFeedId = savedFeed.getId();

    FeedAttribute[] savedAttributes = savedFeed.getAttributes();

    siteLinksData.linkTextFeedAttributeId = savedAttributes[0].getId();

    siteLinksData.linkUrlFeedAttributeId = savedAttributes[1].getId();

    System.out.printf("Feed with name %s and ID %d with linkTextAttributeId %d"

        + " and linkUrlAttributeId %s was created.\n", savedFeed.getName(), savedFeed.getId(),

        savedAttributes[0].getId(), savedAttributes[1].getId());

  }

  private static void createSiteLinksFeedItems(

      AdWordsServices adWordsServices, AdWordsSession session, SiteLinksDataHolder siteLinksData)

      throws Exception {

    // Get the FeedItemService.

    FeedItemServiceInterface feedItemService =

        adWordsServices.get(session, FeedItemServiceInterface.class);

    // Create operations to add FeedItems.

    FeedItemOperation home =

        newSiteLinkFeedItemAddOperation(siteLinksData, "Home", "http://www.example.com");

    FeedItemOperation stores =

        newSiteLinkFeedItemAddOperation(siteLinksData, "Stores", "http://www.example.com/stores");

    FeedItemOperation onSale =

        newSiteLinkFeedItemAddOperation(siteLinksData, "On Sale", "http://www.example.com/sale");

    FeedItemOperation support =

        newSiteLinkFeedItemAddOperation(siteLinksData, "Support", "http://www.example.com/support");

    FeedItemOperation products =

        newSiteLinkFeedItemAddOperation(siteLinksData, "Products", "http://www.example.com/prods");

    FeedItemOperation aboutUs =

        newSiteLinkFeedItemAddOperation(siteLinksData, "About Us", "http://www.example.com/about");

    FeedItemOperation[] operations =

        new FeedItemOperation[] {home, stores, onSale, support, products, aboutUs};

    FeedItemReturnValue result = feedItemService.mutate(operations);

    for (FeedItem item : result.getValue()) {

      System.out.printf("FeedItem with feedItemId %d was added.\n", item.getFeedItemId());

      siteLinksData.siteLinkFeedItemIds.add(item.getFeedItemId());

    }

  }

  // See the Placeholder reference page for a list of all the placeholder types and fields.

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

  private static final int PLACEHOLDER_SITELINKS = 1;

  // See the Placeholder reference page for a list of all the placeholder types and fields.

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

  private static final int PLACEHOLDER_FIELD_SITELINK_LINK_TEXT = 1;

  private static final int PLACEHOLDER_FIELD_SITELINK_URL = 2;

  private static void createSiteLinksFeedMapping(

      AdWordsServices adWordsServices, AdWordsSession session, SiteLinksDataHolder siteLinksData)

      throws Exception {

    // Get the FeedItemService.

    FeedMappingServiceInterface feedMappingService =

        adWordsServices.get(session, FeedMappingServiceInterface.class);

    // Map the FeedAttributeIds to the fieldId constants.

    AttributeFieldMapping linkTextFieldMapping = new AttributeFieldMapping();

    linkTextFieldMapping.setFeedAttributeId(siteLinksData.linkTextFeedAttributeId);

    linkTextFieldMapping.setFieldId(PLACEHOLDER_FIELD_SITELINK_LINK_TEXT);

    AttributeFieldMapping linkUrlFieldMapping = new AttributeFieldMapping();

    linkUrlFieldMapping.setFeedAttributeId(siteLinksData.linkUrlFeedAttributeId);

    linkUrlFieldMapping.setFieldId(PLACEHOLDER_FIELD_SITELINK_URL);

    // Create the FieldMapping and operation.

    FeedMapping feedMapping = new FeedMapping();

    feedMapping.setPlaceholderType(PLACEHOLDER_SITELINKS);

    feedMapping.setFeedId(siteLinksData.siteLinksFeedId);

    feedMapping.setAttributeFieldMappings(

        new AttributeFieldMapping[] {linkTextFieldMapping, linkUrlFieldMapping});

    FeedMappingOperation operation = new FeedMappingOperation();

    operation.setOperand(feedMapping);

    operation.setOperator(Operator.ADD);

    // Save the field mapping.

    FeedMappingReturnValue result =

        feedMappingService.mutate(new FeedMappingOperation[] {operation});

    for (FeedMapping savedFeedMapping : result.getValue()) {

      System.out.printf(

          "Feed mapping with ID %d and placeholderType %d was saved for feed with ID %d.\n",

          savedFeedMapping.getFeedMappingId(), savedFeedMapping.getPlaceholderType(),

          savedFeedMapping.getFeedId());

    }

  }

  private static void createSiteLinksCampaignFeed(AdWordsServices adWordsServices,

      AdWordsSession session, SiteLinksDataHolder siteLinksData, Long campaignId) throws Exception {

    // Get the CampaignFeedService.

    CampaignFeedServiceInterface campaignFeedService =

        adWordsServices.get(session, CampaignFeedServiceInterface.class);

    RequestContextOperand requestContextOperand = new RequestContextOperand();

    requestContextOperand.setContextType(RequestContextOperandContextType.FEED_ITEM_ID);

    Function function = new Function();

    function.setLhsOperand(new FunctionArgumentOperand[] {requestContextOperand});

    function.setOperator(FunctionOperator.IN);

    List<FunctionArgumentOperand> operands = new ArrayList<FunctionArgumentOperand>();

    for (long feedItemId : siteLinksData.siteLinkFeedItemIds) {

      ConstantOperand constantOperand = new ConstantOperand();

      constantOperand.setLongValue(feedItemId);

      constantOperand.setType(ConstantOperandConstantType.LONG);

      operands.add(constantOperand);

    }

    function.setRhsOperand(operands.toArray(new FunctionArgumentOperand[operands.size()]));

    CampaignFeed campaignFeed = new CampaignFeed();

    campaignFeed.setFeedId(siteLinksData.siteLinksFeedId);

    campaignFeed.setCampaignId(campaignId);

    campaignFeed.setMatchingFunction(function);

    // Specifying placeholder types on the CampaignFeed allows the same feed

    // to be used for different placeholders in different Campaigns.

    campaignFeed.setPlaceholderTypes(new int[] {PLACEHOLDER_SITELINKS});

    CampaignFeedOperation operation = new CampaignFeedOperation();

    operation.setOperand(campaignFeed);

    operation.setOperator(Operator.ADD);

    CampaignFeedReturnValue result =

        campaignFeedService.mutate(new CampaignFeedOperation[] {operation});

    for (CampaignFeed savedCampaignFeed : result.getValue()) {

      System.out.printf("Campaign with ID %d was associated with feed with ID %d.\n",

          savedCampaignFeed.getCampaignId(), savedCampaignFeed.getFeedId());

    }

  }

  private static FeedItemOperation newSiteLinkFeedItemAddOperation(

      SiteLinksDataHolder siteLinksData, String text, String url) {

    // Create the FeedItemAttributeValues for our text values.

    FeedItemAttributeValue linkTextAttributeValue = new FeedItemAttributeValue();

    linkTextAttributeValue.setFeedAttributeId(siteLinksData.linkTextFeedAttributeId);

    linkTextAttributeValue.setStringValue(text);

    FeedItemAttributeValue linkUrlAttributeValue = new FeedItemAttributeValue();

    linkUrlAttributeValue.setFeedAttributeId(siteLinksData.linkUrlFeedAttributeId);

    linkUrlAttributeValue.setStringValue(url);

    // Create the feed item and operation.

    FeedItem item = new FeedItem();

    item.setFeedId(siteLinksData.siteLinksFeedId);

    item.setAttributeValues(

        new FeedItemAttributeValue[] {linkTextAttributeValue, linkUrlAttributeValue});

    FeedItemOperation operation = new FeedItemOperation();

    operation.setOperand(item);

    operation.setOperator(Operator.ADD);

    return operation;

  }

  private static class SiteLinksDataHolder {

    private Long siteLinksFeedId;

    private Long linkTextFeedAttributeId;

    private Long linkUrlFeedAttributeId;

    private List<Long> siteLinkFeedItemIds = new ArrayList<Long>();

  }

}