// Copyright 2021 Google LLC
//
// 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.

syntax = "proto3";

package google.ads.googleads.v8.services;

import "google/ads/googleads/v8/common/extensions.proto";
import "google/ads/googleads/v8/enums/keyword_match_type.proto";
import "google/ads/googleads/v8/resources/ad.proto";
import "google/ads/googleads/v8/resources/recommendation.proto";
import "google/api/annotations.proto";
import "google/api/client.proto";
import "google/api/field_behavior.proto";
import "google/api/resource.proto";
import "google/rpc/status.proto";

option csharp_namespace = "Google.Ads.GoogleAds.V8.Services";
option go_package = "google.golang.org/genproto/googleapis/ads/googleads/v8/services;services";
option java_multiple_files = true;
option java_outer_classname = "RecommendationServiceProto";
option java_package = "com.google.ads.googleads.v8.services";
option objc_class_prefix = "GAA";
option php_namespace = "Google\\Ads\\GoogleAds\\V8\\Services";
option ruby_package = "Google::Ads::GoogleAds::V8::Services";

// Proto file describing the Recommendation service.

// Service to manage recommendations.
service RecommendationService {
  option (google.api.default_host) = "googleads.googleapis.com";
  option (google.api.oauth_scopes) = "https://www.googleapis.com/auth/adwords";

  // Returns the requested recommendation in full detail.
  //
  // List of thrown errors:
  //   [AuthenticationError]()
  //   [AuthorizationError]()
  //   [HeaderError]()
  //   [InternalError]()
  //   [QuotaError]()
  //   [RequestError]()
  rpc GetRecommendation(GetRecommendationRequest) returns (google.ads.googleads.v8.resources.Recommendation) {
    option (google.api.http) = {
      get: "/v8/{resource_name=customers/*/recommendations/*}"
    };
    option (google.api.method_signature) = "resource_name";
  }

  // Applies given recommendations with corresponding apply parameters.
  //
  // List of thrown errors:
  //   [AuthenticationError]()
  //   [AuthorizationError]()
  //   [DatabaseError]()
  //   [FieldError]()
  //   [HeaderError]()
  //   [InternalError]()
  //   [MutateError]()
  //   [QuotaError]()
  //   [RecommendationError]()
  //   [RequestError]()
  //   [UrlFieldError]()
  rpc ApplyRecommendation(ApplyRecommendationRequest) returns (ApplyRecommendationResponse) {
    option (google.api.http) = {
      post: "/v8/customers/{customer_id=*}/recommendations:apply"
      body: "*"
    };
    option (google.api.method_signature) = "customer_id,operations";
  }

  // Dismisses given recommendations.
  //
  // List of thrown errors:
  //   [AuthenticationError]()
  //   [AuthorizationError]()
  //   [HeaderError]()
  //   [InternalError]()
  //   [QuotaError]()
  //   [RecommendationError]()
  //   [RequestError]()
  rpc DismissRecommendation(DismissRecommendationRequest) returns (DismissRecommendationResponse) {
    option (google.api.http) = {
      post: "/v8/customers/{customer_id=*}/recommendations:dismiss"
      body: "*"
    };
    option (google.api.method_signature) = "customer_id,operations";
  }
}

// Request message for [RecommendationService.GetRecommendation][google.ads.googleads.v8.services.RecommendationService.GetRecommendation].
message GetRecommendationRequest {
  // Required. The resource name of the recommendation to fetch.
  string resource_name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "googleads.googleapis.com/Recommendation"
    }
  ];
}

// Request message for [RecommendationService.ApplyRecommendation][google.ads.googleads.v8.services.RecommendationService.ApplyRecommendation].
message ApplyRecommendationRequest {
  // Required. The ID of the customer with the recommendation.
  string customer_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. The list of operations to apply recommendations.
  // If partial_failure=false all recommendations should be of the same type
  // There is a limit of 100 operations per request.
  repeated ApplyRecommendationOperation operations = 2 [(google.api.field_behavior) = REQUIRED];

  // If true, successful operations will be carried out and invalid
  // operations will return errors. If false, operations will be carried
  // out as a transaction if and only if they are all valid.
  // Default is false.
  bool partial_failure = 3;
}

// Information about the operation to apply a recommendation and any parameters
// to customize it.
message ApplyRecommendationOperation {
  // Parameters to use when applying a campaign budget recommendation.
  message CampaignBudgetParameters {
    // New budget amount to set for target budget resource. This is a required
    // field.
    optional int64 new_budget_amount_micros = 2;
  }

  // Parameters to use when applying a text ad recommendation.
  message TextAdParameters {
    // New ad to add to recommended ad group. All necessary fields need to be
    // set in this message. This is a required field.
    google.ads.googleads.v8.resources.Ad ad = 1;
  }

  // Parameters to use when applying keyword recommendation.
  message KeywordParameters {
    // The ad group resource to add keyword to. This is a required field.
    optional string ad_group = 4;

    // The match type of the keyword. This is a required field.
    google.ads.googleads.v8.enums.KeywordMatchTypeEnum.KeywordMatchType match_type = 2;

    // Optional, CPC bid to set for the keyword. If not set, keyword will use
    // bid based on bidding strategy used by target ad group.
    optional int64 cpc_bid_micros = 5;
  }

  // Parameters to use when applying Target CPA recommendation.
  message TargetCpaOptInParameters {
    // Average CPA to use for Target CPA bidding strategy. This is a required
    // field.
    optional int64 target_cpa_micros = 3;

    // Optional, budget amount to set for the campaign.
    optional int64 new_campaign_budget_amount_micros = 4;
  }

  // Parameters to use when applying a Target ROAS opt-in recommendation.
  message TargetRoasOptInParameters {
    // Average ROAS (revenue per unit of spend) to use for Target ROAS bidding
    // strategy. The value is between 0.01 and 1000.0, inclusive. This is a
    // required field, unless new_campaign_budget_amount_micros is set.
    optional double target_roas = 1;

    // Optional, budget amount to set for the campaign.
    optional int64 new_campaign_budget_amount_micros = 2;
  }

  // Parameters to use when applying callout extension recommendation.
  message CalloutExtensionParameters {
    // Callout extensions to be added. This is a required field.
    repeated google.ads.googleads.v8.common.CalloutFeedItem callout_extensions = 1;
  }

  // Parameters to use when applying call extension recommendation.
  message CallExtensionParameters {
    // Call extensions to be added. This is a required field.
    repeated google.ads.googleads.v8.common.CallFeedItem call_extensions = 1;
  }

  // Parameters to use when applying sitelink extension recommendation.
  message SitelinkExtensionParameters {
    // Sitelink extensions to be added. This is a required field.
    repeated google.ads.googleads.v8.common.SitelinkFeedItem sitelink_extensions = 1;
  }

  // Parameters to use when applying move unused budget recommendation.
  message MoveUnusedBudgetParameters {
    // Budget amount to move from excess budget to constrained budget. This is
    // a required field.
    optional int64 budget_micros_to_move = 2;
  }

  // Parameters to use when applying a responsive search ad recommendation.
  message ResponsiveSearchAdParameters {
    // Required. New ad to add to recommended ad group.
    google.ads.googleads.v8.resources.Ad ad = 1 [(google.api.field_behavior) = REQUIRED];
  }

  // The resource name of the recommendation to apply.
  string resource_name = 1;

  // Parameters to use when applying the recommendation.
  oneof apply_parameters {
    // Optional parameters to use when applying a campaign budget
    // recommendation.
    CampaignBudgetParameters campaign_budget = 2;

    // Optional parameters to use when applying a text ad recommendation.
    TextAdParameters text_ad = 3;

    // Optional parameters to use when applying keyword recommendation.
    KeywordParameters keyword = 4;

    // Optional parameters to use when applying target CPA opt-in
    // recommendation.
    TargetCpaOptInParameters target_cpa_opt_in = 5;

    // Optional parameters to use when applying target ROAS opt-in
    // recommendation.
    TargetRoasOptInParameters target_roas_opt_in = 10;

    // Parameters to use when applying callout extension recommendation.
    CalloutExtensionParameters callout_extension = 6;

    // Parameters to use when applying call extension recommendation.
    CallExtensionParameters call_extension = 7;

    // Parameters to use when applying sitelink extension recommendation.
    SitelinkExtensionParameters sitelink_extension = 8;

    // Parameters to use when applying move unused budget recommendation.
    MoveUnusedBudgetParameters move_unused_budget = 9;

    // Parameters to use when applying a responsive search ad recommendation.
    ResponsiveSearchAdParameters responsive_search_ad = 11;
  }
}

// Response message for [RecommendationService.ApplyRecommendation][google.ads.googleads.v8.services.RecommendationService.ApplyRecommendation].
message ApplyRecommendationResponse {
  // Results of operations to apply recommendations.
  repeated ApplyRecommendationResult results = 1;

  // Errors that pertain to operation failures in the partial failure mode.
  // Returned only when partial_failure = true and all errors occur inside the
  // operations. If any errors occur outside the operations (e.g. auth errors)
  // we return the RPC level error.
  google.rpc.Status partial_failure_error = 2;
}

// The result of applying a recommendation.
message ApplyRecommendationResult {
  // Returned for successful applies.
  string resource_name = 1;
}

// Request message for [RecommendationService.DismissRecommendation][google.ads.googleads.v8.services.RecommendationService.DismissRecommendation].
message DismissRecommendationRequest {
  // Operation to dismiss a single recommendation identified by resource_name.
  message DismissRecommendationOperation {
    // The resource name of the recommendation to dismiss.
    string resource_name = 1;
  }

  // Required. The ID of the customer with the recommendation.
  string customer_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. The list of operations to dismiss recommendations.
  // If partial_failure=false all recommendations should be of the same type
  // There is a limit of 100 operations per request.
  repeated DismissRecommendationOperation operations = 3 [(google.api.field_behavior) = REQUIRED];

  // If true, successful operations will be carried out and invalid
  // operations will return errors. If false, operations will be carried in a
  // single transaction if and only if they are all valid.
  // Default is false.
  bool partial_failure = 2;
}

// Response message for [RecommendationService.DismissRecommendation][google.ads.googleads.v8.services.RecommendationService.DismissRecommendation].
message DismissRecommendationResponse {
  // The result of dismissing a recommendation.
  message DismissRecommendationResult {
    // Returned for successful dismissals.
    string resource_name = 1;
  }

  // Results of operations to dismiss recommendations.
  repeated DismissRecommendationResult results = 1;

  // Errors that pertain to operation failures in the partial failure mode.
  // Returned only when partial_failure = true and all errors occur inside the
  // operations. If any errors occur outside the operations (e.g. auth errors)
  // we return the RPC level error.
  google.rpc.Status partial_failure_error = 2;
}