// Copyright 2018 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.v0.services;

import "google/ads/googleads/v0/resources/feed_item.proto";
import "google/api/annotations.proto";
import "google/protobuf/field_mask.proto";

option csharp_namespace = "Google.Ads.GoogleAds.V0.Services";
option go_package = "google.golang.org/genproto/googleapis/ads/googleads/v0/services;services";
option java_multiple_files = true;
option java_outer_classname = "FeedItemServiceProto";
option java_package = "com.google.ads.googleads.v0.services";
option objc_class_prefix = "GAA";
option php_namespace = "Google\\Ads\\GoogleAds\\V0\\Services";
// Proto file describing the FeedItem service.

// Service to manage feed items.
service FeedItemService {
  // Returns the requested feed item in full detail.
  rpc GetFeedItem(GetFeedItemRequest) returns (google.ads.googleads.v0.resources.FeedItem) {
    option (google.api.http) = {
      get: "/v0/{resource_name=customers/*/feedItems/*}"
    };
  }

  // Creates, updates, or removes feed items. Operation statuses are
  // returned.
  rpc MutateFeedItems(MutateFeedItemsRequest) returns (MutateFeedItemsResponse) {
    option (google.api.http) = {
      post: "/v0/customers/{customer_id=*}/feedItems:mutate"
      body: "*"
    };
  }
}

// Request message for [FeedItemService.GetFeedItem][google.ads.googleads.v0.services.FeedItemService.GetFeedItem].
message GetFeedItemRequest {
  // The resource name of the feed item to fetch.
  string resource_name = 1;
}

// Request message for [FeedItemService.MutateFeedItems][google.ads.googleads.v0.services.FeedItemService.MutateFeedItems].
message MutateFeedItemsRequest {
  // The ID of the customer whose feed items are being modified.
  string customer_id = 1;

  // The list of operations to perform on individual feed items.
  repeated FeedItemOperation operations = 2;
}

// A single operation (create, update, remove) on an feed item.
message FeedItemOperation {
  // 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 feed item.
    google.ads.googleads.v0.resources.FeedItem create = 1;

    // Update operation: The feed item is expected to have a valid resource
    // name.
    google.ads.googleads.v0.resources.FeedItem update = 2;

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

// Response message for an feed item mutate.
message MutateFeedItemsResponse {
  // All results for the mutate.
  repeated MutateFeedItemResult results = 2;
}

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