// Copyright 2020 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.v4.services;

import "google/ads/googleads/v4/resources/campaign_criterion.proto";
import "google/api/annotations.proto";
import "google/api/client.proto";
import "google/api/field_behavior.proto";
import "google/api/resource.proto";
import "google/protobuf/field_mask.proto";
import "google/rpc/status.proto";

option csharp_namespace = "Google.Ads.GoogleAds.V4.Services";
option go_package = "google.golang.org/genproto/googleapis/ads/googleads/v4/services;services";
option java_multiple_files = true;
option java_outer_classname = "CampaignCriterionServiceProto";
option java_package = "com.google.ads.googleads.v4.services";
option objc_class_prefix = "GAA";
option php_namespace = "Google\\Ads\\GoogleAds\\V4\\Services";
option ruby_package = "Google::Ads::GoogleAds::V4::Services";

// Proto file describing the Campaign Criterion service.

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

  // Returns the requested criterion in full detail.
  rpc GetCampaignCriterion(GetCampaignCriterionRequest) returns (google.ads.googleads.v4.resources.CampaignCriterion) {
    option (google.api.http) = {
      get: "/v4/{resource_name=customers/*/campaignCriteria/*}"
    };
    option (google.api.method_signature) = "resource_name";
  }

  // Creates, updates, or removes criteria. Operation statuses are returned.
  rpc MutateCampaignCriteria(MutateCampaignCriteriaRequest) returns (MutateCampaignCriteriaResponse) {
    option (google.api.http) = {
      post: "/v4/customers/{customer_id=*}/campaignCriteria:mutate"
      body: "*"
    };
    option (google.api.method_signature) = "customer_id,operations";
  }
}

// Request message for [CampaignCriterionService.GetCampaignCriterion][google.ads.googleads.v4.services.CampaignCriterionService.GetCampaignCriterion].
message GetCampaignCriterionRequest {
  // Required. The resource name of the criterion to fetch.
  string resource_name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "googleads.googleapis.com/CampaignCriterion"
    }
  ];
}

// Request message for [CampaignCriterionService.MutateCampaignCriteria][google.ads.googleads.v4.services.CampaignCriterionService.MutateCampaignCriteria].
message MutateCampaignCriteriaRequest {
  // Required. The ID of the customer whose criteria are being modified.
  string customer_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. The list of operations to perform on individual criteria.
  repeated CampaignCriterionOperation operations = 2 [(google.api.field_behavior) = REQUIRED];

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

  // If true, the request is validated but not executed. Only errors are
  // returned, not results.
  bool validate_only = 4;
}

// A single operation (create, update, remove) on a campaign criterion.
message CampaignCriterionOperation {
  // FieldMask that determines which resource fields are modified in an update.
  google.protobuf.FieldMask update_mask = 4;

  // The mutate operation.
  oneof operation {
    // Create operation: No resource name is expected for the new criterion.
    google.ads.googleads.v4.resources.CampaignCriterion create = 1;

    // Update operation: The criterion is expected to have a valid resource
    // name.
    google.ads.googleads.v4.resources.CampaignCriterion update = 2;

    // Remove operation: A resource name for the removed criterion is expected,
    // in this format:
    //
    // `customers/{customer_id}/campaignCriteria/{campaign_id}~{criterion_id}`
    string remove = 3;
  }
}

// Response message for campaign criterion mutate.
message MutateCampaignCriteriaResponse {
  // 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 an RPC level error.
  google.rpc.Status partial_failure_error = 3;

  // All results for the mutate.
  repeated MutateCampaignCriterionResult results = 2;
}

// The result for the criterion mutate.
message MutateCampaignCriterionResult {
  // Returned for successful operations.
  string resource_name = 1;
}