// 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.v1.services;

import "google/ads/googleads/v1/resources/extension_feed_item.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";

option csharp_namespace = "Google.Ads.GoogleAds.V1.Services";
option go_package = "google.golang.org/genproto/googleapis/ads/googleads/v1/services;services";
option java_multiple_files = true;
option java_outer_classname = "ExtensionFeedItemServiceProto";
option java_package = "com.google.ads.googleads.v1.services";
option objc_class_prefix = "GAA";
option php_namespace = "Google\\Ads\\GoogleAds\\V1\\Services";
option ruby_package = "Google::Ads::GoogleAds::V1::Services";

// Proto file describing the ExtensionFeedItem service.

// Service to manage extension feed items.
service ExtensionFeedItemService {
  option (google.api.default_host) = "googleads.googleapis.com";

  // Returns the requested extension feed item in full detail.
  rpc GetExtensionFeedItem(GetExtensionFeedItemRequest) returns (google.ads.googleads.v1.resources.ExtensionFeedItem) {
    option (google.api.http) = {
      get: "/v1/{resource_name=customers/*/extensionFeedItems/*}"
    };
    option (google.api.method_signature) = "resource_name";
  }

  // Creates, updates, or removes extension feed items. Operation
  // statuses are returned.
  rpc MutateExtensionFeedItems(MutateExtensionFeedItemsRequest) returns (MutateExtensionFeedItemsResponse) {
    option (google.api.http) = {
      post: "/v1/customers/{customer_id=*}/extensionFeedItems:mutate"
      body: "*"
    };
    option (google.api.method_signature) = "customer_id,operations";
  }
}

// Request message for [ExtensionFeedItemService.GetExtensionFeedItem][google.ads.googleads.v1.services.ExtensionFeedItemService.GetExtensionFeedItem].
message GetExtensionFeedItemRequest {
  // Required. The resource name of the extension feed item to fetch.
  string resource_name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "googleads.googleapis.com/ExtensionFeedItem"
    }
  ];
}

// Request message for [ExtensionFeedItemService.MutateExtensionFeedItems][google.ads.googleads.v1.services.ExtensionFeedItemService.MutateExtensionFeedItems].
message MutateExtensionFeedItemsRequest {
  // Required. The ID of the customer whose extension feed items are being
  // modified.
  string customer_id = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. The list of operations to perform on individual extension feed items.
  repeated ExtensionFeedItemOperation operations = 2 [(google.api.field_behavior) = REQUIRED];

  // 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 an extension feed item.
message ExtensionFeedItemOperation {
  // 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 extension
    // feed item.
    google.ads.googleads.v1.resources.ExtensionFeedItem create = 1;

    // Update operation: The extension feed item is expected to have a
    // valid resource name.
    google.ads.googleads.v1.resources.ExtensionFeedItem update = 2;

    // Remove operation: A resource name for the removed extension feed item
    // is expected, in this format:
    //
    // `customers/{customer_id}/extensionFeedItems/{feed_item_id}`
    string remove = 3;
  }
}

// Response message for an extension feed item mutate.
message MutateExtensionFeedItemsResponse {
  // All results for the mutate.
  repeated MutateExtensionFeedItemResult results = 2;
}

// The result for the extension feed item mutate.
message MutateExtensionFeedItemResult {
  // Returned for successful operations.
  string resource_name = 1;
}