export declare const ControlSearchSolutionUseCaseItem: {
    /**
     * The value when it's unspecified. In this case, server behavior defaults to SEARCH_SOLUTION_USE_CASE_SEARCH.
     */
    readonly SearchSolutionUseCaseUnspecified: "SEARCH_SOLUTION_USE_CASE_UNSPECIFIED";
    /**
     * Search use case. Expects the traffic has a non-empty query.
     */
    readonly SearchSolutionUseCaseSearch: "SEARCH_SOLUTION_USE_CASE_SEARCH";
    /**
     * Browse use case. Expects the traffic has an empty query.
     */
    readonly SearchSolutionUseCaseBrowse: "SEARCH_SOLUTION_USE_CASE_BROWSE";
};
export type ControlSearchSolutionUseCaseItem = (typeof ControlSearchSolutionUseCaseItem)[keyof typeof ControlSearchSolutionUseCaseItem];
export declare const ControlSolutionTypesItem: {
    /**
     * Default value.
     */
    readonly SolutionTypeUnspecified: "SOLUTION_TYPE_UNSPECIFIED";
    /**
     * Used for Recommendations AI.
     */
    readonly SolutionTypeRecommendation: "SOLUTION_TYPE_RECOMMENDATION";
    /**
     * Used for Retail Search.
     */
    readonly SolutionTypeSearch: "SOLUTION_TYPE_SEARCH";
};
export type ControlSolutionTypesItem = (typeof ControlSolutionTypesItem)[keyof typeof ControlSolutionTypesItem];
export declare const GoogleCloudRetailV2ModelFrequentlyBoughtTogetherFeaturesConfigContextProductsType: {
    /**
     * Unspecified default value, should never be explicitly set. Defaults to MULTIPLE_CONTEXT_PRODUCTS.
     */
    readonly ContextProductsTypeUnspecified: "CONTEXT_PRODUCTS_TYPE_UNSPECIFIED";
    /**
     * Use only a single product as context for the recommendation. Typically used on pages like add-to-cart or product details.
     */
    readonly SingleContextProduct: "SINGLE_CONTEXT_PRODUCT";
    /**
     * Use one or multiple products as context for the recommendation. Typically used on shopping cart pages.
     */
    readonly MultipleContextProducts: "MULTIPLE_CONTEXT_PRODUCTS";
};
/**
 * Optional. Specifies the context of the model when it is used in predict requests. Can only be set for the `frequently-bought-together` type. If it isn't specified, it defaults to MULTIPLE_CONTEXT_PRODUCTS.
 */
export type GoogleCloudRetailV2ModelFrequentlyBoughtTogetherFeaturesConfigContextProductsType = (typeof GoogleCloudRetailV2ModelFrequentlyBoughtTogetherFeaturesConfigContextProductsType)[keyof typeof GoogleCloudRetailV2ModelFrequentlyBoughtTogetherFeaturesConfigContextProductsType];
export declare const GoogleCloudRetailV2SearchRequestDynamicFacetSpecMode: {
    /**
     * Default value.
     */
    readonly ModeUnspecified: "MODE_UNSPECIFIED";
    /**
     * Disable Dynamic Facet.
     */
    readonly Disabled: "DISABLED";
    /**
     * Automatic mode built by Google Retail Search.
     */
    readonly Enabled: "ENABLED";
};
/**
 * Mode of the DynamicFacet feature. Defaults to Mode.DISABLED if it's unset.
 */
export type GoogleCloudRetailV2SearchRequestDynamicFacetSpecMode = (typeof GoogleCloudRetailV2SearchRequestDynamicFacetSpecMode)[keyof typeof GoogleCloudRetailV2SearchRequestDynamicFacetSpecMode];
export declare const GoogleCloudRetailV2SearchRequestPersonalizationSpecMode: {
    /**
     * Default value. In this case, server behavior defaults to Mode.AUTO.
     */
    readonly ModeUnspecified: "MODE_UNSPECIFIED";
    /**
     * Let CRS decide whether to use personalization based on quality of user event data.
     */
    readonly Auto: "AUTO";
    /**
     * Disable personalization.
     */
    readonly Disabled: "DISABLED";
};
/**
 * Defaults to Mode.AUTO.
 */
export type GoogleCloudRetailV2SearchRequestPersonalizationSpecMode = (typeof GoogleCloudRetailV2SearchRequestPersonalizationSpecMode)[keyof typeof GoogleCloudRetailV2SearchRequestPersonalizationSpecMode];
export declare const ModelFilteringOption: {
    /**
     * Value used when unset. In this case, server behavior defaults to RECOMMENDATIONS_FILTERING_DISABLED.
     */
    readonly RecommendationsFilteringOptionUnspecified: "RECOMMENDATIONS_FILTERING_OPTION_UNSPECIFIED";
    /**
     * Recommendation filtering is disabled.
     */
    readonly RecommendationsFilteringDisabled: "RECOMMENDATIONS_FILTERING_DISABLED";
    /**
     * Recommendation filtering is enabled.
     */
    readonly RecommendationsFilteringEnabled: "RECOMMENDATIONS_FILTERING_ENABLED";
};
/**
 * Optional. If `RECOMMENDATIONS_FILTERING_ENABLED`, recommendation filtering by attributes is enabled for the model.
 */
export type ModelFilteringOption = (typeof ModelFilteringOption)[keyof typeof ModelFilteringOption];
export declare const ModelPeriodicTuningState: {
    /**
     * Unspecified default value, should never be explicitly set.
     */
    readonly PeriodicTuningStateUnspecified: "PERIODIC_TUNING_STATE_UNSPECIFIED";
    /**
     * The model has periodic tuning disabled. Tuning can be reenabled by calling the `EnableModelPeriodicTuning` method or by calling the `TuneModel` method.
     */
    readonly PeriodicTuningDisabled: "PERIODIC_TUNING_DISABLED";
    /**
     * The model cannot be tuned with periodic tuning OR the `TuneModel` method. Hide the options in customer UI and reject any requests through the backend self serve API.
     */
    readonly AllTuningDisabled: "ALL_TUNING_DISABLED";
    /**
     * The model has periodic tuning enabled. Tuning can be disabled by calling the `DisableModelPeriodicTuning` method.
     */
    readonly PeriodicTuningEnabled: "PERIODIC_TUNING_ENABLED";
};
/**
 * Optional. The state of periodic tuning. The period we use is 3 months - to do a one-off tune earlier use the `TuneModel` method. Default value is `PERIODIC_TUNING_ENABLED`.
 */
export type ModelPeriodicTuningState = (typeof ModelPeriodicTuningState)[keyof typeof ModelPeriodicTuningState];
export declare const ModelTrainingState: {
    /**
     * Unspecified training state.
     */
    readonly TrainingStateUnspecified: "TRAINING_STATE_UNSPECIFIED";
    /**
     * The model training is paused.
     */
    readonly Paused: "PAUSED";
    /**
     * The model is training.
     */
    readonly Training: "TRAINING";
};
/**
 * Optional. The training state that the model is in (e.g. `TRAINING` or `PAUSED`). Since part of the cost of running the service is frequency of training - this can be used to determine when to train model in order to control cost. If not specified: the default value for `CreateModel` method is `TRAINING`. The default value for `UpdateModel` method is to keep the state the same as before.
 */
export type ModelTrainingState = (typeof ModelTrainingState)[keyof typeof ModelTrainingState];
export declare const ProductAvailability: {
    /**
     * Default product availability. Default to Availability.IN_STOCK if unset.
     */
    readonly AvailabilityUnspecified: "AVAILABILITY_UNSPECIFIED";
    /**
     * Product in stock.
     */
    readonly InStock: "IN_STOCK";
    /**
     * Product out of stock.
     */
    readonly OutOfStock: "OUT_OF_STOCK";
    /**
     * Product that is in pre-order state.
     */
    readonly Preorder: "PREORDER";
    /**
     * Product that is back-ordered (i.e. temporarily out of stock).
     */
    readonly Backorder: "BACKORDER";
};
/**
 * The online availability of the Product. Default to Availability.IN_STOCK. Corresponding properties: Google Merchant Center property [availability](https://support.google.com/merchants/answer/6324448). Schema.org property [Offer.availability](https://schema.org/availability).
 */
export type ProductAvailability = (typeof ProductAvailability)[keyof typeof ProductAvailability];
export declare const ProductType: {
    /**
     * Default value. Default to Catalog.product_level_config.ingestion_product_type if unset.
     */
    readonly TypeUnspecified: "TYPE_UNSPECIFIED";
    /**
     * The primary type. As the primary unit for predicting, indexing and search serving, a Type.PRIMARY Product is grouped with multiple Type.VARIANT Products.
     */
    readonly Primary: "PRIMARY";
    /**
     * The variant type. Type.VARIANT Products usually share some common attributes on the same Type.PRIMARY Products, but they have variant attributes like different colors, sizes and prices, etc.
     */
    readonly Variant: "VARIANT";
    /**
     * The collection type. Collection products are bundled Type.PRIMARY Products or Type.VARIANT Products that are sold together, such as a jewelry set with necklaces, earrings and rings, etc.
     */
    readonly Collection: "COLLECTION";
};
/**
 * Immutable. The type of the product. Default to Catalog.product_level_config.ingestion_product_type if unset.
 */
export type ProductType = (typeof ProductType)[keyof typeof ProductType];
export declare const ServingConfigDiversityType: {
    /**
     * Default value.
     */
    readonly DiversityTypeUnspecified: "DIVERSITY_TYPE_UNSPECIFIED";
    /**
     * Rule based diversity.
     */
    readonly RuleBasedDiversity: "RULE_BASED_DIVERSITY";
    /**
     * Data driven diversity.
     */
    readonly DataDrivenDiversity: "DATA_DRIVEN_DIVERSITY";
};
/**
 * What kind of diversity to use - data driven or rule based. If unset, the server behavior defaults to RULE_BASED_DIVERSITY.
 */
export type ServingConfigDiversityType = (typeof ServingConfigDiversityType)[keyof typeof ServingConfigDiversityType];
export declare const ServingConfigSolutionTypesItem: {
    /**
     * Default value.
     */
    readonly SolutionTypeUnspecified: "SOLUTION_TYPE_UNSPECIFIED";
    /**
     * Used for Recommendations AI.
     */
    readonly SolutionTypeRecommendation: "SOLUTION_TYPE_RECOMMENDATION";
    /**
     * Used for Retail Search.
     */
    readonly SolutionTypeSearch: "SOLUTION_TYPE_SEARCH";
};
export type ServingConfigSolutionTypesItem = (typeof ServingConfigSolutionTypesItem)[keyof typeof ServingConfigSolutionTypesItem];