// Copyright 2026 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.v21.enums;

option csharp_namespace = "Google.Ads.GoogleAds.V21.Enums";
option go_package = "google.golang.org/genproto/googleapis/ads/googleads/v21/enums;enums";
option java_multiple_files = true;
option java_outer_classname = "AdGroupCriterionPrimaryStatusReasonProto";
option java_package = "com.google.ads.googleads.v21.enums";
option objc_class_prefix = "GAA";
option php_namespace = "Google\\Ads\\GoogleAds\\V21\\Enums";
option ruby_package = "Google::Ads::GoogleAds::V21::Enums";

// Proto file describing AdGroupCriterionPrimaryStatusReasons.

// Container for enum describing possible ad group criterion primary status
// reasons.
message AdGroupCriterionPrimaryStatusReasonEnum {
  // Enum describing the possible Ad Group Criterion primary status reasons.
  // Provides insight into why an Ad Group Criterion is not serving or not
  // serving optimally. These reasons are aggregated to determine an overall
  // Ad Group Criterion primary status.
  enum AdGroupCriterionPrimaryStatusReason {
    // Not specified.
    UNSPECIFIED = 0;

    // Used for return value only. Represents unknown value in this version.
    UNKNOWN = 1;

    // The user-specified time for this campaign to start is in the future.
    // Contributes to AdGroupCriterionPrimaryStatus.PENDING.
    CAMPAIGN_PENDING = 2;

    // The ad group criterion is overridden by negative campaign criterion.
    // Contributes to AdGroupCriterionPrimaryStatus.NOT_ELIGIBLE.
    CAMPAIGN_CRITERION_NEGATIVE = 3;

    // The user-specified campaign status is paused. Contributes to
    // AdGroupCriterionPrimaryStatus.PAUSED.
    CAMPAIGN_PAUSED = 4;

    // The user-specified campaign status is removed. Contributes to
    // AdGroupCriterionPrimaryStatus.REMOVED.
    CAMPAIGN_REMOVED = 5;

    // The user-specified time for this campaign to end has passed. Contributes
    // to AdGroupCriterionPrimaryStatus.ENDED.
    CAMPAIGN_ENDED = 6;

    // The user-specified ad group status is paused. Contributes to
    // AdGroupCriterionPrimaryStatus.PAUSED.
    AD_GROUP_PAUSED = 7;

    // The user-specified ad group status is removed. Contributes to
    // AdGroupCriterionPrimaryStatus.REMOVED.
    AD_GROUP_REMOVED = 8;

    // The ad group criterion is disapproved by the ads approval system.
    // Contributes to AdGroupCriterionPrimaryStatus.NOT_ELIGIBLE.
    AD_GROUP_CRITERION_DISAPPROVED = 9;

    // The ad group criterion is rarely served. Contributes to
    // AdGroupCriterionPrimaryStatus.NOT_ELIGIBLE.
    AD_GROUP_CRITERION_RARELY_SERVED = 10;

    // The ad group criterion has a low quality score. Contributes to
    // AdGroupCriterionPrimaryStatus.LIMITED.
    AD_GROUP_CRITERION_LOW_QUALITY = 11;

    // The ad group criterion is under review. Contributes to
    // AdGroupCriterionPrimaryStatus.PENDING.
    AD_GROUP_CRITERION_UNDER_REVIEW = 12;

    // The ad group criterion is pending review. Contributes to
    // AdGroupCriterionPrimaryStatus.NOT_ELIGIBLE.
    AD_GROUP_CRITERION_PENDING_REVIEW = 13;

    // The ad group criterion's bid is below the value necessary to serve on the
    // first page. Contributes to AdGroupCriterionPrimaryStatus.LIMITED.
    AD_GROUP_CRITERION_BELOW_FIRST_PAGE_BID = 14;

    // The ad group criterion is negative. Contributes to
    // AdGroupCriterionPrimaryStatus.NOT_ELIGIBLE.
    AD_GROUP_CRITERION_NEGATIVE = 15;

    // The ad group criterion is restricted. Contributes to
    // AdGroupCriterionPrimaryStatus.NOT_ELIGIBLE.
    AD_GROUP_CRITERION_RESTRICTED = 16;

    // The user-specified ad group criterion status is paused. Contributes to
    // AdGroupCriterionPrimaryStatus.PAUSED.
    AD_GROUP_CRITERION_PAUSED = 17;

    // The ad group criterion has been paused due to prolonged low activity in
    // serving. Contributes to AdGroupCriterionPrimaryStatus.PAUSED.
    AD_GROUP_CRITERION_PAUSED_DUE_TO_LOW_ACTIVITY = 18;

    // The user-specified ad group criterion status is removed. Contributes to
    // AdGroupCriterionPrimaryStatus.REMOVED.
    AD_GROUP_CRITERION_REMOVED = 19;
  }
}