Feed proto 软件包

// Feeds declaration
syntax = "proto3";

package ext.maps.booking.feeds;

// FeedMetadata

message FeedMetadata {
  enum ProcessingInstruction {
    // Do not use.
    PROCESS_UNKNOWN = 0;

    // This Feed message is one shard of a complete feed. Anything previously
    // supplied by this partner will be deleted; the contents of this feed
    // represent the entire state of the world.
    PROCESS_AS_COMPLETE = 1;

    // Do not use. This value is deprecated.
    // Feed message is one shard of an incremental feed.
    // Existing entities will be left untouched except as modified in this feed.
    PROCESS_AS_INCREMENTAL = 2;
  }

  // Instructs us how to process the feed: either as a shard of a complete feed,
  // or as a shard of an incremental update. (required)
  ProcessingInstruction processing_instruction = 1;

  // The current shard and total number of shards for this feed.
  //
  // Shard number is assumed to be zero-based.
  //
  // There does not need to be any relationship to the file name.
  //
  // Shards do not need to be transferred in order, and they may not be
  // processed in order. (both required)
  int32 shard_number = 2;
  int32 total_shards = 3;

  // An identifier that must be consistent across all shards in a feed.
  // This value must be globally unique across each feed type.
  //
  // This value ensures that complete feeds spanning multiple shards are
  // processed together correctly.
  //
  // Clients only need to set this value when the processing_instruction is set
  // to PROCESS_AS_COMPLETE and the feed spans multiple shards (defined by
  // total_shards).
  //
  // Feeds that span multiple shards must set this nonce to the same value.
  // (required if total shards > 1)
  uint64 nonce = 5;

  // The timestamp at which this feed shard was generated.
  //
  // In Unix time format (seconds since the epoch). (required)
  int64 generation_timestamp = 4;
}


// Merchant feed specification

message MerchantFeed {
  FeedMetadata metadata = 1;
  repeated Merchant merchant = 2;
}


// Info about a merchant that is on the aggregator's platform.
// A merchant feed should be a list of this message.
message Merchant {
  // An opaque string generated by the partner that identifies a merchant.
  // Must be unique across all merchants.
  // Strongly recommended to only include URL-safe characters. (required)
  string merchant_id = 1;

  // The name, telephone, url and geo are used to support matching partner
  // inventory with merchants already present on Google Maps. This information
  // will not be displayed.
  //
  // The name of the merchant. (required)
  string name = 2;

  // The contact telephone number of the merchant including its country and area
  // codes, e.g. [phone]. Highly recommended. (optional)
  string telephone = 3;

  // The url of the merchant's public website. Highly recommended. (optional)
  string url = 4;

  // The Geo info of the merchant, including latitude, longitude, and address.
  // (required)
  GeoCoordinates geo = 5;

  // The category of the business in aggregator's platform. (required)
  // You should categorize this business as you categorize it in your inventory.
  // We will use your provided category as a parameter in trying to determine
  // the best location match to the physical business.
  string category = 6;

  // This field is deprecated, please use tax_rate instead.
  uint32 tax_rate_basis_points = 8 [deprecated = true];

  // The merchant's tax rate. If present this field overrides the deprecated
  // tax_rate_basis_points field. An empty message (i.e. tax_rate { }) will
  // reset the applied tax rate to zero.
  //
  // This field is required for payments integration. (optional)
  TaxRate tax_rate = 9;

  // Restrictions to the payment methods this merchant accepts. We assume no
  // restrictions exist if this field is not set. (optional)
  PaymentRestrictions payment_restrictions = 10;

  // Payment options available for this merchant. Services under this merchant
  // will be able to individually limit the payment options they allow.
  // (optional)
  repeated PaymentOption payment_option = 11;


  // Configuration for a tokenized payment processor, if the merchant has
  // support for it.
  TokenizationConfig tokenization_config = 15;

  // The specific merchant's Terms and Conditions displayed to the user when a
  // service is being booked through Reserve with Google.
  // In addition to these the aggregator partner's Terms and Conditions are
  // always displayed to the user and must not be provided here. (optional)
  Terms terms = 13;

  // An opaque string that identifies the consumer-facing brand to use when
  // displaying partner attribution. This field allows partners with multiple
  // consumer-facing brands to provide merchants for all brands within the same
  // feed.
  //
  // A brand consists of consumer-facing properties like the name, logo, Terms
  // of Service, and Privacy Policy.
  //
  // If there is only one consumer-facing partner brand, this field does not
  // need to be set and can be ignored.
  //
  // If the partner...
  //
  //   Does not have multiple consumer-facing brands?
  //     --> Ignore this field
  //
  //   Has Multiple Brands that are configured?
  //
  //       If this field is set
  //         --> Associated consumer-facing brand attribution is used
  //
  //       If this field is unset or the empty string
  //         --> Default consumer-facing brand attribution is used
  //
  // Careful Note: most partners do not need to set this field. If a partner
  // wishes to use this field, they must contact us first to configure separate
  // brands, including the default brand.
  string brand_id = 14;

  // Hints to help Google match a merchant to a place on Google Maps.
  // Note: Typically, this field does not need to be set, as Google will match
  // merchants to places on Google Maps using the information provided above.
  // (optional)
  MerchantMatchingHints matching_hints = 16;

  // Definitions for any service attributes used to describe the Services for
  // this Merchant. (optional)
  repeated ServiceAttribute service_attribute = 17;



  // An action URL with associated language, list of countries restricted to,
  // type, and optional platform that indicates which platform this action
  // should be performed on. This action link is specifically for the merchant,
  // please use the ActionLink in the service feed to link to a specific
  // service.
  repeated ActionLink action_link = 20;

  // The linkout template that specifies how Google should generate the
  // partner's URL to reserve a table on their platform.
  //
  // Note that currently only the first one will be used if multiple are
  // provided.
  //
  // The URI template has support for fields which will be populated based
  // on the user's reservation selections, all required fields are needed to
  // build a reservation URL successfully:
  // * (required) party_size, int: The size of the party for which the user is
  // requesting a reservation.
  // * (required) selected_date_time, ISO 8601 datetime
  // (https://en.wikipedia.org/wiki/ISO_8601): The time the user is requesting a
  // reservation for.
  // * (optional) merchant_id, string: The ID of the Merchant the user is
  // requesting a reservation with, not needed if template already includes a
  // merchant identifier.
  // * (optional) room_id, string: The id of the room the user is requesting a
  // reservation for.
  repeated LinkoutTemplate reservation_linkout_template = 21;

  // General advisements from a specific merchant for a user joining a waitlist
  // through Reserve with Google. Individual text fields in the advisement
  // should be limited to 100 bytes in length.
  Advisement waitlist_advisement = 22;

  // Economic Operator information associated to this specific merchant, if
  // applicable for an end to end payments integration.
  // For further info, refer to:
  // https://developers.google.com/actions-center/verticals/reservations/e2e/partner-portal/testing/regulatory-requirements#economic-operator
  //
  // (optional)
  EconomicOperator economic_operator = 23;
}


// The Geo data of a location, including latitude, longitude, and address.
// At least one of [lat/lng or address] should be provided (or both).
message GeoCoordinates {
  // [-90, +90] degrees (inclusive). (optional)
  double latitude = 1;

  // [-180, +180] degrees (inclusive). (optional)
  double longitude = 2;

  // Address for a location, could either be structured or unstructured.
  oneof addresses {
    // Postal address of the location, preferred.
    PostalAddress address = 3;

    // An unstructured address could also be provided as a fallback.
    // E.g. "1600 amphitheatre parkway mountain view, ca 94043"
    string unstructured_address = 4;
  }
}


// The postal address for a merchant.
message PostalAddress {
  // The country, using ISO 3166-1 alpha-2 country code, e.g. "US" (required)
  string country = 1;

  // The locality/city, e.g. "Mountain View". (required)
  string locality = 2;

  // The region/state/province, e.g. "CA". This field is only required in
  // countries where region is commonly a part of the address. (optional)
  string region = 3;

  // The postal code, e.g. "94043". (required)
  string postal_code = 4;

  // The street address, e.g. "1600 Amphitheatre Pkwy". (required)
  string street_address = 5;
}


// A tax rate applied when charging the user for a service, and which can be set
// on either a per merchant, or per service basis.
message TaxRate {
  // A tax rate in millionths of one percent, effectively giving 6 decimals of
  // precision. For example, if the tax rate is 7.253%, this field should be set
  // to 7253000.
  //
  // If this field is left unset or set to 0, the total price charged to a user
  // for any service provided by this merchant is the exact price specified by
  // Service.price. The service price is assumed to be exempt from or already
  // inclusive of applicable taxes. Taxes will not be shown to the user as a
  // separate line item.
  //
  // If this field is set to any nonzero value, the total price charged to a
  // user for any service provided by this merchant will include the service
  // price plus the tax assessed using the tax rate provided here. Fractions of
  // the smallest currency unit (for example, fractions of one cent) will be
  // rounded using nearest even rounding. Taxes will be shown to the user as a
  // separate line item. (required)
  int32 micro_percent = 1;
}


// Restrictions to the credit card types this merchant accepts.
message CreditCardRestrictions {
  // A credit card type.
  enum CreditCardType {
    // Unused.
    CREDIT_CARD_TYPE_UNSPECIFIED = 0;

    // A Visa credit card.
    VISA = 1;

    // A Mastercard credit card.
    MASTERCARD = 2;

    // An American Express credit card.
    AMERICAN_EXPRESS = 3;

    // A Discover credit card.
    DISCOVER = 4;

    // A JCB credit card.
    JCB = 5;
  }

  // A list of supported credit cards. No credit cards are supported if empty.
  // (optional)
  repeated CreditCardType credit_card_type = 1;
}


// Restrictions to the payment methods this merchant accepts.
message PaymentRestrictions {
  // Restrictions to the credit cards this merchant accepts. We assume all
  // credit cards are accepted if this field is not set.
  // Note that the list of cards supported by CreditCardType will grow over
  // time, meaning that leaving this empty subjects a configuration to future
  // changes. (optional)
  CreditCardRestrictions credit_card_restrictions = 1;
}


// A payment option, which can be used to pay for services provided by a
// merchant. Payment options can be shared among multiple merchants
// (e.g. merchants belonging to the same chain).
message PaymentOption {
  // An opaque string from an aggregator partner to identify a payment option.
  //
  // This id is global to the whole aggregator, and re-using a value across
  // multiple merchants will allow a user to pay with the corresponding payment
  // option across those merchants.
  //
  // When re-using an id across multiple merchants, updating any value for a
  // payment option under one merchant will also update any other payment option
  // with the same id, under a different merchant. As such, it's a best practice
  // to have all payment options sharing the same id, always be updated to
  // identical values, to avoid any possibility of nondeterministic behavior.
  //
  // Do NOT confuse it with the internal payment option id. (required)
  string payment_option_id = 1;

  // The name of the payment option. This can be user visible. (required)
  string name = 2;

  // A description of the payment option. This can be user visible. (optional)
  string description = 3;

  // The price of the payment option. (required)
  Price price = 4;

  // The tax rate for this payment option. If present this field overrides the
  // tax_rate field present in the Merchant or Service. An empty message
  // (i.e. tax_rate { }) will reset the applied tax rate to zero. (optional)
  TaxRate tax_rate = 5;

  // A payment option type.
  enum PaymentOptionType {
    // Unused.
    PAYMENT_OPTION_TYPE_UNSPECIFIED = 0;

    // Payment option can only be used once.
    PAYMENT_OPTION_SINGLE_USE = 1;

    // Payment option can be used if its session count > 0.
    PAYMENT_OPTION_MULTI_USE = 2;

    // Payment option can be used within its valid time range - session count
    // is inapplicable.
    PAYMENT_OPTION_UNLIMITED = 3;
  }

  // The type of this payment option. Single-use for drop-ins, multi-use for
  // packs, and unlimited for memberships. (required)
  PaymentOptionType payment_option_type = 6;

  // How many sessions this payment option can be used for. Valid only for
  // multi-session / packs, where the value should be > 1.
  // (required if payment_option_type is PAYMENT_OPTION_MULTI_USE)
  int64 session_count = 7;

  // The payment option can be purchased within this interval. (optional)
  TimeRange purchase_interval = 8;

  // The payment option can be used within this interval (e.g. special price
  // for January 2017).
  // If present, this overrides valid_duration_sec and activation_type.
  // (optional)
  TimeRange valid_interval = 9;

  // Duration of the payment option validity (e.g. 30 day membership).
  // (optional)
  int64 valid_duration_sec = 10;

  // Defines how the validity start date is determined.
  enum ActivationType {
    // Unused.
    ACTIVATION_TYPE_UNSPECIFIED = 0;

    // Validity starts at the time of purchase.
    ACTIVATION_ON_PURCHASE = 1;

    // Validity starts when the payment option is used for the first time.
    ACTIVATION_ON_FIRST_USE = 2;
  }

  // Defines how the validity start date is determined for this payment option.
  // (required)
  ActivationType activation_type = 11;

  // Restricts the users eligible to purchase this payment option. Can be used
  // to restrict a promotional payment option to a subset of users. If not set,
  // all users are eligible. (optional)
  UserPurchaseRestriction user_restriction = 12;
}


message UserPurchaseRestriction {
  // A payment option that can only be purchased by users who have never
  // purchased from the same merchant before. (required if new_to_payment_option
  // is not set)
  bool new_to_merchant = 1;

  // A payment option that can only be purchased by users who have never
  // purchased the same payment option before. (required if new_to_payment is
  // not set)
  bool new_to_payment_option = 2;
}


// A closed-open time range, i.e. [begin_sec, end_sec)
message TimeRange {
  // Seconds of UTC time since Unix epoch (required)
  int64 begin_sec = 1;

  // Seconds of UTC time since Unix epoch (required)
  int64 end_sec = 2;
}


// A configuration for a payment processor, setup on a per Merchant basis.
message PaymentProcessorConfig {
  // Defines a specific payment processor partner.
  enum Processor {
    // Unused
    PROCESSOR_UNSPECIFIED = 0;

    // A configuration for payments with Stripe.
    PROCESSOR_STRIPE = 1;

    // A configuration for payments with Braintree.
    PROCESSOR_BRAINTREE = 2;
  }

  // Defines the payment processor partner this configuration applies to.
  // (required)
  Processor processor = 1;

  // The key used to identify this merchant with the payment processor.
  //
  // For Stripe, refer to: https://stripe.com/docs/dashboard#api-keys
  // For Braintree, refer to:
  // https://articles.braintreepayments.com/control-panel/important-gateway-credentials
  // (required)
  string public_key = 2;

  // The API version number sent to the payment processor along with payment
  // requests. (required)
  string version = 3;
}


// A configuration for payment-processor tokenization, set up on a per-Merchant
// basis.
message TokenizationConfig {
  // A tokenization configuration will typically have one
  // tokenization_parameter whose key is "gateway" and whose value is the
  // name of the processor.
  //
  // The rest of the parameters are dependent on the processor.  See
  // documentation from Google Pay and your processor for further information.
  // https://developers.google.com/pay/api/web/object-reference# \
  //   PaymentMethodTokenizationSpecification
  // https://developers.google.com/pay/api/#participating-google-pay-processors
  //
  // Braintree example:
  // tokenization_parameter { key: "gateway" value: "braintree" }
  // tokenization_parameter { key: "braintree:apiVersion" value: "v1" }
  // tokenization_parameter { key: "braintree:sdkVersion" value: "2.30.0" }
  // tokenization_parameter { key: "braintree:merchantId" value: "abcdef" }
  // tokenization_parameter { key: "braintree:clientKey"
  //                          value: "production_xxx_yyy" }
  //
  // Stripe example:
  // tokenization_parameter { key: "gateway" value: "stripe" }
  // tokenization_parameter { key: "stripe:version" value: "2018-02-28" }
  // tokenization_parameter { key: "stripe:publishableKey" value: "pk_1234" }
  //
  // Adyen example:
  // tokenization_parameter { key: "gateway" value: "adyen" }
  // tokenization_parameter { key: "gatewayMerchantId" value: "yourId" }
  map<string, string> tokenization_parameter = 1;

  // The following field controls how much billing information to include in the
  // payment token. Verification of billing information is the responsibility of
  // Google Pay upon entry of Form Of Payment (FOP). If the FOP is currently in
  // Google Pay without the requested level of billing information, the user
  // will not see their FOP as a choice, and they will have to enter the FOP and
  // required information according to the current Google Pay UI.
  //
  // Some merchants like to keep the requested information minimal because
  // requesting more information can lead to lower conversion rates.
  //
  // Note that they can also go to payments.google.com to enhance an FOP but
  // most users will not know to do so.

  // How much of the Billing Address to require of the user and include in the
  // token. The enum values correspond to parameters in the Google Pay API (see
  // https://developers.google.com/pay/api/web/reference/object\
  //  #BillingAddressParameters).
  enum BillingInformationFormat {
    BILLING_INFORMATION_FORMAT_UNSPECIFIED = 0;

    // name, country code, and postal code (GPay default setting).
    MIN = 1;

    // name, street address, locality, region, country code, and postal code
    FULL = 2;
  }

  // Include in the payment token the user's billing information as entered into
  // Google Pay with their FOP (see above).
  BillingInformationFormat billing_information_format = 2;

  // Name of the Merchant Of Record (MOR).  This user-visible name will be shown
  // in 3DS2 challenges.  In some cases, this is the Merchant, in others this is
  // the Aggregator.
  string merchant_of_record_name = 3;

  // Country where transaction will be processed, in ISO 3166-1 alpha-2 form.
  string payment_country_code = 4;

  // Per CardNetwork Processing information.
  message CardNetworkParameters {
    // The Card Network that these parameters are about
    CreditCardRestrictions.CreditCardType card_network = 1;

    // The Bank Identification Number of the acquiring bank used for processing
    // of the card.
    //
    // If this value is not known to you, you should ask your acquirer or
    // merchant processor representative.
    string acquirer_bin = 2;

    // The merchant identifier assigned by the acquirer to the merchant for use
    // in transaction authorization (for Visa and American Express
    // transactions).
    //
    // If this value is not known to you, you should ask the acquirer or
    // merchant processor representative.
    string acquirer_merchant_id = 3;
  }

  // Per-Card Network processing parameters.
  //
  // These are currently only required for PSD2
  // (https://en.wikipedia.org/wiki/Payment_Services_Directive)
  // processing when payment_country_code is a European country where PSD2 is in
  // effect.  They are also only currently required for VISA and
  // AMERICAN_EXPRESS.
  repeated CardNetworkParameters card_network_parameters = 5;

  // Fields supported to authorize a card transaction.
  //
  // See the GPay documentation at
  // https://developers.google.com/pay/api/web/reference/object#CardParameters
  enum AuthMethod {
    AUTH_METHOD_UNSPECIFIED = 0;

    // This authentication method is associated with payment cards stored on
    // file with the user's Google Account. Returned payment data includes
    // personal account number (PAN) with the expiration month and the
    // expiration year.
    PAN_ONLY = 1;

    // This authentication method is associated with cards stored as Android
    // device tokens. Returned payment data includes a 3-D Secure (3DS)
    // cryptogram generated on the device.
    CRYPTOGRAM_3DS = 2;
  }

  // Defines types of cardholder data that are accepted by the gateway.
  // If not specified, no restrictions are applied.
  //
  // Note that partners who use commercial gateways should leave this
  // empty unless their gateway provider has specified otherwise.  Restricting
  // allowed_auth_methods is most useful in the scenario that a partner
  // integrates with GPay as a gateway themselves.
  repeated AuthMethod allowed_auth_methods = 6;
}


// A set of rules and guidelines that are displayed to the
// user in order to make a booking through Reserve with Google.
message Terms {
  // The URL to the Terms and Conditions. (optional)
  string url = 1;

  // The text to be displayed to the user.
  // Use localized_text below for new integrations.
  string text = 2;

  // The localized text to be displayed to the user. (required)
  Text localized_text = 3;
}


// Advisements that are displayed to the user when booking through Reserve with
// Google.
message Advisement {
  // Custom message to be displayed to the user when booking through
  // Reserve with Google.
  Text text = 1;
}


// Economic Operator information for the Merchant.
message EconomicOperator {
  // Name, address, telephone number and email address of the economic operator,
  // defined as the manufacturer, authorized representative, importer,
  // distributor, fulfillment service provider or any other natural or legal
  // person subject to obligations related to the manufacture of products,
  // making them available, or putting them into service.
  // Freeform string representation of the economic_operator. This information
  // may be formatted using " " and "\n".
  Text text = 1;
}


// Hints used to help Google match a merchant to a place on Google Maps.
message MerchantMatchingHints {
  // The Place ID for a place in the Google Places database and on Google Maps.
  // See https://developers.google.com/places/place-id for more about Place IDs.
  // If this is provided, Google will use it as a hint when matching, and
  // prioritize the hint over other candidates.
  string place_id = 1;

}


// Service attributes are partner-defined categories that describe the Services
// for a Merchant. For example, a bank may define an "Account Type"
// service attribute with possible values of "Personal" and "Business", while a
// hair salon may define a "Service Type" service attribute with possible
// values of "Haircut", "Color", and "Style".
message ServiceAttribute {
  // An identifier that uniquely identifies this service attribute among others
  // for the same merchant, e.g. "account-type".
  string attribute_id = 1;

  // A user-visible name for this attribute, e.g. "Account Type".
  string attribute_name = 2;

  // Represents a possible value for a particular service attribute.
  message Value {
    // An identifier that uniquely identifies this value among others for
    // this service attribute, e.g. "personal".
    string value_id = 1;

    // A user-visible name for the value, e.g. "Personal".
    string value_name = 2;
  }

  // All possible values for this service attribute.
  repeated Value value = 3;
}


// Service feed specification

message ServiceFeed {
  FeedMetadata metadata = 1;
  repeated Service service = 2;
}


// The definition of a service provided by a merchant.
message Service {
  // An opaque string from an aggregator partner which uniquely identifies a
  // merchant. (required)
  string merchant_id = 1;

  // An opaque string from an aggregator partner which uniquely identifies the
  // service. (required)
  string service_id = 2;

  // The name of the service. Deprecated. Please use localized_service_name.
  string name = 3 [deprecated = true];

  // The name of the service, e.g. "Men's haircut". Possibly in several locales.
  // (required)
  Text localized_service_name = 26;

  // The description of the service.
  // Deprecated. Please use localized_description.
  string description = 4 [deprecated = true];

  // The description of the product. Limited formatting options are allowed in
  // the HTML format. Supported tags:
  //   * h1-h5
  //   * ul, ol, li
  //   * strong, italic, em
  //   * p, br
  // Other tags are not supported and will be removed. CSS, tables, style
  // property, `a` links are not supported. Images are not allowed, use the
  // related_media field instead.
  // Important notes:
  //   * Try not to use other tags except for the supported ones mentioned
  //     above, because the contents within unsupported tags will be stripped,
  //     and may lead to an undesirable user experience.
  //   * Try avoid deep nested structures like more than 3 different heading
  //     levels or nested lists. Keeping the structure flat, simple, and
  //     straightforward, helps to create a better user experience.
  //   * Do not duplicate info from the product_features field below in the
  //     description as both would normally be shown side by side.
  // Recommended to not exceed length of 10000 in any language. Max length:
  // 16000.
  // Recommended.
  // (optional)
  Text localized_description = 27;

  // The price of the service. (optional, overridden when payment options or
  // ticket types present)
  Price price = 5;

  // Describes how the price is interpreted and displayed to the user. Can be
  // used by any vertical except Dining and Things To Do to configure display of
  // the service price. (optional)
  PriceInterpretation price_interpretation = 23;

  // Rules to book/cancel an appointment. (optional)
  SchedulingRules rules = 6;


  // Enum to indicate the prepayment type.
  enum PrepaymentType {
    // By default we will assume that the prepayment is NOT_SUPPORTED.
    PREPAYMENT_TYPE_UNSPECIFIED = 0;

    // The user has to pay this service at the booking time.
    REQUIRED = 1;

    // The user can choose to pre-pay this service at the booking time or later,
    // but it is not required in order to book.
    OPTIONAL = 2;

    // The prepayment is not supported for this service.
    NOT_SUPPORTED = 3;
  }

  // Whether a prepayment is required, optional or not supported. (optional)
  PrepaymentType prepayment_type = 8;

  // Specific information around when prepayment is completed.
  message PrepaymentTerms {
    // Enum to specify when the charge will occur relative to the purchase
    // time.
    enum ChargeTiming {
      CHARGE_TIMING_UNSPECIFIED = 0;
      CHARGE_NOW = 1;
      CHARGE_LATER = 2;
    }

    ChargeTiming charge_timing = 1;

  }

  PrepaymentTerms prepayment_terms = 34;

  // The service's tax rate. If present this field overrides any tax_rate set at
  // the merchant level. An empty message (i.e. tax_rate { }) will reset the
  // applied tax rate to zero. (optional)
  TaxRate tax_rate = 9;

  // A list of ids referencing the payment options which can be used to pay
  // for this service. The actual payment options are defined at the Merchant
  // level, and can also be shared among multiple Merchants. (optional)
  repeated string payment_option_id = 10;

  // Defines how a deposit may be charged to the user. Can be overridden at the
  // availability level. (optional)
  Deposit deposit = 11;

  // Defines a no show fee that may be charged to the user. Can be overridden
  // at the availability level. (optional)
  NoShowFee no_show_fee = 12;

  // Indicates whether the user must provide a credit card in order to book this
  // service.
  // This value can be overridden at the availability level. (optional)
  RequireCreditCard require_credit_card = 13;

  // Additional information which needs to be added if the service requires the
  // user to pay directly to the merchant. IMPORTANT NOTE: RwG would not be
  // involved in this transaction. (Optional. Required if virtual_session is
  // defined and prepayment_type is NOT set to REQUIRED).
  DirectMerchantPayment direct_merchant_payment = 36;

  // An action link related to this service. If action link exists, type (see
  // below) must be set in the Service.
  repeated ActionLink action_link = 14;

  enum ServiceType {
    SERVICE_TYPE_UNSPECIFIED = 0;

    // Service that provides dining reservation.
    SERVICE_TYPE_DINING_RESERVATION = 1;

    // Service that provides food ordering in general, could be either takeout
    // or delivery or both.
    SERVICE_TYPE_FOOD_ORDERING = 2;

    // Service that only provides food delivery.
    SERVICE_TYPE_FOOD_DELIVERY = 6;

    // Service that only provides food takeout.
    SERVICE_TYPE_FOOD_TAKEOUT = 7;

    // Services that provide event based ticketing (e.g. concerts, sporting
    // events, shows). Do not use for Reserve with Google integrations.
    SERVICE_TYPE_EVENT_TICKET = 3;
    SERVICE_TYPE_TRIP_TOUR = 4;

    // Service that provides appointments or classes. Recommended for (1) health
    // and fitness, (2) spa and beauty, and (3) financial consults and
    // evaluations services. Please see the supported service types:
    // https://developers.google.com/maps-booking/guides/end-to-end-integration/overview
    SERVICE_TYPE_APPOINTMENT = 5;

    // Service that provides appointment for an online class or session which
    // will be fully virtual. Must be set if enabling virtual service bookings.
    SERVICE_TYPE_ONLINE_APPOINTMENT = 8;

    // Service that allows users to shop from the given merchant. It could
    // either be delivery or pickup.
    SERVICE_TYPE_SHOPPING = 9;
  }


  // The predefined type of this service. (optional)
  ServiceType type = 15;

  // Types of tickets that can be booked/purchased for this service. Only
  // supported in order based booking API, see
  // https://developers.google.com/maps-booking/guides/partner-implementing-booking-server-1a
  // (optional)
  repeated TicketType ticket_type = 16;

  // Photos related to this service. Google will crawl these media to ensure
  // that they are displayed correctly to end-users. (optional)
  repeated RelatedMedia related_media = 17;

  // Service attribute values that apply to this service (optional).
  // Each Service may have zero or more values for each service attribute
  // defined in the corresponding Merchant.
  repeated ServiceAttributeValueId service_attribute_value_id = 18;

  // Rules related to joining the waitlist. Should be populated if the service
  // and merchant support waitlist functionality. Should not be populated
  // otherwise.
  WaitlistRules waitlist_rules = 19;

  // Additional information unique to the event ticketing vertical. (optional)
  TicketingVerticalSpecificData ticketing_vertical_specific_data = 22;


  // User rating for this service as an aggregate metric over all reviews.
  Rating rating = 30;

  // Additional information unique to home service vertical. (optional)
  HomeServiceData home_service_data = 31;



  // Information about virtual session. (Optional. Required if enabling
  // virtual services)
  VirtualSession virtual_session = 35;

  // Ranking hint for this service. Optional.
  ServiceRankingHint ranking_hint = 37;

  // A template specifying how Google should generate URLs to external site.
  // Used for Dining Reservations Payment Redirect Partners only.
  UriTemplate uri_template = 38;
}


// The price of a service or a fee.
message Price {
  // The price in micro-units of the currency.
  // For example: 1.95 USD is 1950000 in micro-units.
  // If your price contains fractions of the smallest currency unit, then it
  // will be rounded using nearest even rounding (e.g. 2.5 cents rounded
  // to 2 cents, 3.5 cents rounded to 4 cents, 0.5 cents rounded to 0 cents,
  // 2.51 cents rounded to 3 cents). (required)
  int64 price_micros = 1;

  // The currency of the price that is defined in ISO 4217. (required)
  string currency_code = 2;

  // An optional and opaque string that identifies the pricing option that is
  // associated with the extended price. (optional)
  string pricing_option_tag = 3;
}


// Describes how a Price should be interpreted and displayed to the user.
enum PriceInterpretation {
  // Price interpretation unspecified, defaults to EXACT_AMOUNT.
  PRICE_INTERPRETATION_UNSPECIFIED = 0;

  // When the price should be interpreted as a specific value.
  //
  // Examples:
  //   $20 for a yoga class; $15 for a child haircut
  EXACT_AMOUNT = 1;

  // When the price of a service is variable but a minimum price is known and
  // displayed to consumers. Consumers may make choices which increase the
  // price.
  //
  // Note that any service that uses this PriceInterpretation must use
  // PrepaymentType NOT_SUPPORTED.
  //
  // Examples:
  //   $30 for dog grooming, but additional consumer choices may increase the
  //   price
  STARTS_AT = 2;

}


// A possibly-localized text payload. Some Text fields may contain marked-up
// content.
message Text {
  // Required. Text value in an unknown locale, which will be displayed if
  // `localized_value` for the user locale is empty or missing. The locale for
  // this value may depend on the partner or service provider, and it should not
  // be assumed to be any specific language.
  string value = 1;

  // Per-locale text values. Required.
  repeated LocalizedString localized_value = 2;
}


// Instance of a string in one locale.
message LocalizedString {
  // IETF BCP 47 language code, such as "en", "mas", "zh-Hant", "de-CH-1901".
  // See http://www.w3.org/International/articles/language-tags/.
  string locale = 1;

  // Message in the locale above (UTF-8).
  string value = 2;
}


// The scheduling rules for a service.
message SchedulingRules {
  // The duration (in seconds) from when the last booking can be made to
  // when the availability slot starts or ends.
  //
  // If "min_advance_booking" is set, the last bookable time is calculated as
  // (<slot start time> - "min_advance_booking").
  // If "min_booking_buffer_before_end_time" is set, the last bookable time is
  // calculated as (<slot end time> - "min_booking_buffer_before_end_time").
  // Note that the value of "min_booking_buffer_before_end_time" must be
  // positive if set.
  // If both are unset, the slot is bookable until the slot begin time. If both
  // fields are set, only one value will be picked while the other value
  // ignored--we cannot reliably predict which value is chosen.
  //
  // Examples:
  //  * A haircut that needs to be booked at least 1 hour before the start time.
  //      'scheduling_rules{ min_advance_booking: 3600 ...}`
  //
  //  * A museum where the last ticket can be purchased 30 mins before closing:
  //     'scheduling_rules{ min_booking_buffer_before_end_time: 1800 ...}'
  //
  //  * A movie ticket that needs to be purchased before the start time.
  //        'scheduling_rules{ ...}' (leave this field empty)
  // (optional)
  oneof min_booking_buffer {
    // The duration (in seconds) from when the last booking can be made to
    // when the availability slot starts.
    int64 min_advance_booking = 1;

    // The duration (in seconds) from when the last booking can be made to
    // when the availability slot ends. If this field is set, the
    // "admission_policy" field must be set to TIME_FLEXIBLE to indicate that
    // users can use the purchased tickets after slots start.
    int64 min_booking_buffer_before_end_time = 6;
  }

  // The minimum advance notice in seconds required to cancel a booked
  // appointment online. (optional)
  int64 min_advance_online_canceling = 2;

  // The fee for canceling within the minimum advance notice period.
  Price late_cancellation_fee = 3 [deprecated = true];

  // The fee for no-show without canceling.
  Price noshow_fee = 4 [deprecated = true];

  // The admission policy of this service.
  enum AdmissionPolicy {
    // Unused.
    ADMISSION_POLICY_UNSPECIFIED = 0;

    // Customers are required to be present at the start time of the
    // availability slot, and the service is expected to finish at the
    // end time of the slot.
    // Examples of TIME_STRICT use cases:
    //   * A tour that starts at 9am that requires all attendees to arrive
    //     at the start time, and returns at around 12pm.
    //   * A haircut reservation at 3pm on Saturday that will take approximately
    //   30 minutes.
    //   * A fitness class from 6pm to 8pm.
    TIME_STRICT = 1;

    // Customers can arrive at any time between the start and end time of the
    // availability slot to use this booking.
    //
    // Examples of TIME_FLEXIBLE use cases:
    //   * A museum ticket that can be used during any time on the purchase
    //     date.
    //   * An afternoon admission to an amusement park that can be used from
    //     12pm to 9pm.
    TIME_FLEXIBLE = 2;

    // Customers need to arrive at the merchant at the start time of the
    // availability slot but can leave any time they want.
    //
    // For example, in the museum admission scenario, a timed entry ticket
    // for 10am requires the user to be at the museum at 10am. The start time of
    // availability slots for this service represents the designated entry
    // time. The end time, however, is used solely as a key to identify the
    // availability slot for booking.
    TIMED_ENTRY_WITH_FLEXIBLE_DURATION = 3;
  }

  // The admission policy that applied to this service. If unset, defaults to
  // TIME_STRICT. (optional)
  AdmissionPolicy admission_policy = 5;

  // Scheduling rules cancellation policy (required for Things-to-do).
  // Defaults to non-refundable.
  CancellationPolicy cancellation_policy = 7;
}


// Defines a field that is included in a ServiceIntakeForm.
message ServiceIntakeFormField {
  // A string from an aggregator partner which uniquely identifies a form field.
  // This id should be the same as the id in the corresponding form field
  // answer and must be unique across both the service level and per ticket
  // intake forms. (required)
  string id = 5;

  // Enum to indicate the type of field.
  enum FieldType {
    // Fields of unspecified or unknown type will be ignored.
    FIELD_TYPE_UNSPECIFIED = 0;

    // A one-line input field for text.
    SHORT_ANSWER = 1;

    // A multi-line input field for text.
    PARAGRAPH = 2;

    // A set of radio buttons that requires one choice from many options.
    MULTIPLE_CHOICE = 3;

    // One or more enumerated items with checkboxes.
    CHECKBOXES = 4;

    // A selection from a dropdown.
    DROPDOWN = 5;

    // A yes/no button.
    BOOLEAN = 6;

    // A search widget that supports finding matched location given user input
    // from provided location list.
    LOCATION_SEARCH = 7;
  }

  // The type of this field. (required)
  FieldType type = 1;

  // The text shown to the user for this field. Deprecated, please use
  // `localized_label` instead.
  string label = 2 [deprecated = true];

  // The text shown to the user for this field. The field can be supplied in
  // multiple locales. (required)
  Text localized_label = 7;

  // Set if and only if the field type is LOCATION_SEARCH. Please use the
  // "location_id" in the "location" field to specify the location value.
  repeated string value = 3;

  // Set if and only if the field type is MULTIPLE_CHOICE, CHECKBOXES, or
  // DROPDOWN. Used to enumerate possible choices.
  repeated Text choice_text = 8;

  // Indicates whether an answer to this field is required by a user. (optional)
  bool is_required = 4;

  // Indicates whether a custom value is allowed in additional to predefined
  // answers. This is only applicable when the field type is LOCATION_SEARCH.
  // (optional)
  bool allow_custom_answer = 9;

  // Additional options provided in addition to the provided values. Only
  // applicable when the field type is LOCATION_SEARCH.
  // E.g. in addition to the provided location list, another available option
  // can be "I will contact supplier later". (optional)
  repeated Text additional_option = 10;

  // If this question should only be shown when the user books certain ticket
  // types, this field should be set as the set of applicable ticket type ids.
  // Leave the field empty if the question is always applicable.
  // (optional)
  repeated string ticket_type_restrict = 6;

  // The hint text for input, which shows up as a text placeholder. This is only
  // applicable when the field type is SHORT_ANSWER or PARAGRAPH.
  // (optional)
  Text hint = 11;
}


// Defines an intake form that customizes the service provided by a merchant.
message ServiceIntakeForm {
  // Fields that will be displayed to the user. (required)
  repeated ServiceIntakeFormField field = 1;

  // If true, this form will be shown to first time customers.
  // Deprecated. This functionality is not supported for intake forms.
  bool first_time_customers = 2 [deprecated = true];

  // If true, this form will be shown to repeat customers.
  // Deprecated. This functionality is not supported for intake forms.
  bool returning_customers = 3 [deprecated = true];
}


// A deposit that the user may be charged or have a hold on their credit card
// for.
message Deposit {
  // Deposit amount.
  Price deposit = 1;

  // Minimum advance cancellation for the deposit.
  int64 min_advance_cancellation_sec = 2;

  // Defines how the deposit is determined from the availability.
  PriceType deposit_type = 3;
}


// A fee that a user may be charged if they have made a booking but do not
// show up.
message NoShowFee {
  // The amount the user may be charged if they do not show up for their
  // reservation.
  Price fee = 1;

  // Defines how the fee is determined from the availability.
  PriceType fee_type = 3;
}


// Defines how a total price is determined from an availability.
enum PriceType {
  // The price is for a fixed amount. This is the default value if the field is
  // not set.
  //
  // Examples:
  //   $50 deposit to reserve a table; $20 no show fee for a yoga class
  FIXED_RATE_DEFAULT = 0;

  // The price specified is per person, and the total price is calculated
  // according to the party size specified in Resources as price_micros *
  // party_size. A PER_PERSON price must be accompanied by a party size in the
  // availability resources. If it is not, a party size of one is used.
  //
  // Examples:
  //   $10 each for tickets to a museum
  PER_PERSON = 1;
}


// Defines whether a credit card is required in order to book an appointment.
enum RequireCreditCard {
  // The credit card requirement is not explicitly specified and the
  // behaviour is identical to the one specified for CONDITIONAL.
  REQUIRE_CREDIT_CARD_UNSPECIFIED = 0;

  // Google will require a credit card for the booking if any of the following
  // conditions are met:
  // * the availability has a price and the prepayment_type is REQUIRED
  // * the no_show_fee is set
  // * the deposit field is set.
  REQUIRE_CREDIT_CARD_CONDITIONAL = 1;

  // A credit card is always required in order to book this availability
  // regardless of other field values.
  REQUIRE_CREDIT_CARD_ALWAYS = 2;
}


// An action URL with associated language, list of countries restricted to, and
// optional platform that indicates which platform this action should be
// performed on.
message ActionLink {
  // The entry point URL for this action link.
  string url = 1;

  // The BCP-47 language tag identifying the language in which the content
  // from this URI is available.
  string language = 2;

  // An unordered list of ISO 3166-1 alpha-2 country codes. Leave empty for
  // unrestricted visibility.
  repeated string restricted_country = 3;

  // The platform that this action should be performed on. If this field is
  // unset, ACTION_PLATFORM_WEB_APPLICATION will be used as fallback.
  ActionPlatform platform = 4;

  // Predetermined type of action associated with an action link.
  enum ActionLinkType {
    // The action link type is unspecified.
    ACTION_LINK_TYPE_UNSPECIFIED = 0;

    // The action link type is booking an appointment.
    ACTION_LINK_TYPE_BOOK_APPOINTMENT = 1;

    // The action link type is booking an online appointment.
    ACTION_LINK_TYPE_BOOK_ONLINE_APPOINTMENT = 2;

    // The action link type is ordering food for delivery or takeout or both.
    ACTION_LINK_TYPE_ORDER_FOOD = 3;

    // The action link type is ordering food for delivery.
    ACTION_LINK_TYPE_ORDER_FOOD_DELIVERY = 4;

    // The action link type is ordering food for takeout.
    ACTION_LINK_TYPE_ORDER_FOOD_TAKEOUT = 5;

    // The action link type is making a dining reservation.
    ACTION_LINK_TYPE_MAKE_DINING_RESERVATION = 6;

    // The action link type allows users to shop from the given merchant. It
    // could either be delivery or pickup.
    ACTION_LINK_TYPE_SHOP_ONLINE = 7;
  }


  // Predetermined type of action associated with an action link.
  ActionLinkType action_link_type = 5;

  // Metadata for the order online link.
  // Supports action with ActionLinkType of ACTION_LINK_TYPE_SHOP_ONLINE.
  OrderOnlineMetadata order_online_metadata = 6;

  // Metadata for Food Ordering links.
  // Supports action type:
  //   *  `ACTION_LINK_TYPE_ORDER_FOOD_DELIVERY`
  //   *  `ACTION_LINK_TYPE_ORDER_FOOD_TAKEOUT`
  // Does NOT support `ACTION_LINK_TYPE_ORDER_FOOD`
  FoodOrderingMetadata food_ordering_metadata = 7
      ;

  // Additional information about action link which is unique to the events
  // vertical.
  message EventMetadata {
    // Predetermined event surface associated with an action link. This is only
    // used for Events vertical.
    enum Surface {
      // The surface is unspecified.
      SURFACE_UNSPECIFIED = 0;

      // The action link is booking a event ticket in Search.
      SURFACE_SEARCH = 1;

      // The action link is booking a event ticket in YouTube.
      SURFACE_YOUTUBE = 2;

      // The action link is clicking on an Ad for the event.
      SURFACE_ADS = 3;
    }


    // Predetermined event surface associated with an action link. This is only
    // used for Events vertical.
    Surface surface = 1;
  }

  EventMetadata event_metadata = 9;

  reserved 8;
}


// Metadata for food ordering action links.
message FoodOrderingMetadata {
  // Details of fees charged to the user on top of the item total.
  // Repeated for different types of fees like service fee, delivery fee etc.
  repeated FeeDetails fee_details = 1;

  // Order fulfillment time duration from order confirmation.
  // For delivery orders, time duration until the food is delivered.
  // For pickup orders, time duration until the food is ready for pickup.
  oneof fulfillment_duration_options {
    // Fixed duration. For example: 30 mins.
    google.protobuf.Duration fulfillment_lead_time_duration = 2
        ;

    // A range of duration.
    // Examples:
    // * 30 mins to 45 mins
    // * Greater than 30 mins
    // * Less than 50 mins
    DurationRange fulfillment_lead_time_duration_range = 4
        ;
  }

  // Details on advanced ordering support also known as order ahead where user
  // can place an order for fulfillment at a later time than right now.
  AdvanceOrderDetails advance_order_details = 3;

  // Fee details.
  message FeeDetails {
    // Fee type.
    enum FeeType {
      // Fee type unspecified.
      FEE_TYPE_UNSPECIFIED = 0;

      // For delivery fees.
      DELIVERY = 1;

      // For service fees.
      SERVICE = 2;
    }

    // Fee type. (required)

    FeeType type = 1
        ;

    // Fee amount either in unit currency, a percentage of the cart value, or a
    // combination of both. (required)
    FeeAmount fee_amount = 2
        ;

    // `FeeAmount` examples:
    //   * Fixed fee: USD 0 (no fee), USD 1.5
    //   * Range of fixed fee: USD 1.0 (minimum), USD 3.0 (maximum), USD 5.0-6.0
    //   * Percentage of cart size: 15.5%, 10%-20%, 10% (minimum), 15% (maximum)
    //   * Compound of range and percentage:
    //       25.5% & USD 2.5 (minimum), 25.5% & USD 4.5 (maximum),
    //       10% & USD 1.5-2.5, 10.5%-20% & USD 2.5-3.5
    message FeeAmount {
      // Options to specify monetary amount.
      oneof amount_options {
        // Fixed amount. For example USD 3.5.
        google.type.Money amount = 1;

        // Range of amount.
        // Upper and/or Lower bounds of fee range must be positive.
        // Examples:
        //  * USD 3.5 to USD 5.5
        //  * At least USD 3.5
        //  * At most USD 5.5
        MoneyRange amount_range = 2
            ;

        // Unknown amount.
        bool amount_unknown = 4;
      }

      // Fee in terms of a percentage of the cart value.
      // Supports a range (bounded and unbounded) or a fixed percentage.
      // Value should be between 0 (exclusive) and 100 (inclusive).
      // Examples:
      //  * Fixed 5.5%
      //  * At least 5.5%
      //  * At most 5.5%
      //  * 4.5% to 5.5%
      QuantitativeValue cart_percentage = 3
          ;
    }
  }

  // For order ahead support.
  message AdvanceOrderDetails {
    // True if Advance Orders, also known as Order Ahead, is supported.
    // (required)
    bool is_supported = 1;
  }
}


// Wrapper for a range of duration that can be bounded or unbounded.
// At least one of min_duration and max_duration duration is required.
message DurationRange {
  // Minimum duration.
  google.protobuf.Duration min_duration = 1
      ;

  // Maximum duration.
  google.protobuf.Duration max_duration = 2
      ;
}


// Fees that must be paid once per order, regardless of number of tickets. These
// fields must add up to the total per order fee.
message PerOrderFee {
  // A fee that can vary by delivery method.
  Price delivery_fee = 1;

  // A fee to process the user's payment method.
  Price processing_fee = 2;
}


// Fees that must be paid for each ticket the user purchases. These fields
// must add up to the total per ticket fee.
message PerTicketFee {
  // An extra charge assessed for a service.
  Price service_charge = 1;

  // A fee that goes to the venue/facility.
  Price facility_fee = 2;

  // Per ticket taxes.
  Price taxes = 3;
}


// The platform that the action is performed on. Web application is the general
// fallback. It is recommended to have at least one ActionLink with
// ACTION_PLATFORM_WEB_APPLICATION. Links with Android and iOS as platform are
// only used on the respective system.
enum ActionPlatform {
  // The platform is unspecified.
  ACTION_PLATFORM_UNSPECIFIED = 0;

  // The action platform is web in general.
  ACTION_PLATFORM_WEB_APPLICATION = 1;

  // The action platform is web on mobile devices.
  ACTION_PLATFORM_MOBILE_WEB = 2;

  // The action platform is Android OS.
  ACTION_PLATFORM_ANDROID = 3;

  // The action platform is iOS.
  ACTION_PLATFORM_IOS = 4;
}


// Metadata for an order online action link.
message OrderOnlineMetadata {
  // Available fulfillment options for an order online action link.
  repeated FulfillmentOption fulfillment_option = 1;
}


// The fulfillment option for an order online action link.
message FulfillmentOption {
  // The fulfillment type associated with an action link.
  enum FulfillmentType {
    // The fulfillment type is unspecified.
    FULFILLMENT_TYPE_UNSPECIFIED = 0;

    // The fulfillment type is delivery.
    FULFILLMENT_TYPE_DELIVERY = 1;

    // The fulfillment type is pickup.
    FULFILLMENT_TYPE_PICKUP = 2;
  }

  // Required. The fulfillment type.
  FulfillmentType fulfillment_type = 1;

  // Day level availability.
  message AvailableDay {
    // Required. An available date for a fulfillment method. Assumed to be in
    // merchant's timezone.
    google.type.Date fulfillment_date = 1;

    // Required. Unix timestamp. The last time a user could order, and receive
    // items by `fulfillment_date`. In other words, after last_ordering_time,
    // fulfillment_date will no longer be shown as available.
    //
    // For example, if the fulfillment_date is 2020-08-10:
    // - a last_ordering_time value of 2020-08-10 18:00 means that, in order to
    // receive their order on 2020-08-10, a customer must make that order by 6pm
    // that same day.
    // - a last_ordering_time value of 2020-08-08 20:00 means that, in order to
    // receive their order on 2020-08-10, a customer must make that order by 8pm
    // two days prior.
    google.protobuf.Timestamp last_ordering_time = 2;
  }

  // Required. A list of days on which there is availability for this
  // fulfillment method (preferably at least 2).
  repeated AvailableDay available_day = 2;

  // No fee required for the fulfillment method associated with the action link.
  message NoFee {}

  // The minimum fee required for the fulfillment method associated with the
  // action link.
  message MinimumFee {
    // Required. The base fee amount for the fulfillment method.
    Price base_fee_amount = 1;
  }

  // The fixed fee required for the fulfillment method associated with the
  // action link.
  message FixedFee {
    // Required. The amount of the fixed fee for the fulfillment method.
    Price amount = 1;
  }

  // Fee details for the fulfillment method associated with the action link.
  message FeeDetails {
    // Fee model for the fulfillment method.
    oneof fee_details {
      // No fee for the fulfillment method.
      NoFee no_fee = 1;

      // The base fee associated with the fulfillment method.
      MinimumFee base_fee = 2;

      // The fixed fee associated with the fulfillment method.
      FixedFee fixed_fee = 3;
    }
  }

  // Required. Fee details for the fulfillment method.
  FeeDetails fee_details = 3;

  // Required. Minimum order for the fulfillment method associated with the
  // action link.
  Price minimum_order = 4;
}


// TicketType is used to differentiate among tickets (where a ticket can be a
// spot on a raft trip, an admission to a museum, etc.) with different prices
// and/or availabilities due to different user types or different service
// attributes.
// Only add new ticket types when at least one of the following differs:
//    (1) short_description (2) option_description (3) price
message TicketType {
  // The ticket id is used to differentiate among different ticket types of the
  // same service, and is only expected to be unique within a service.
  string ticket_type_id = 1;

  // This can be user visible, e.g., “adult”, "child", “veteran”, “Row J”, etc.
  // Deprecated, use `localized_short_description` instead.
  string short_description = 2 [deprecated = true];

  // This can be user visible, e.g., “adult”, "child", “veteran”, “Row J”, etc.
  // The field can be supplied in multiple locales.
  Text localized_short_description = 6;

  // The price of a single ticket of this type.
  Price price = 3;

  // Additional fees for purchasing this ticket. (optional)
  PerTicketFee per_ticket_fee = 5;

  // Indicates the price format displayed on the landing page.
  //
  // This field is ignored for non-link-out inventory.
  //
  // This field allows Google surfaces to show the same price format as used by
  // the landing page. Consistent price formats improve conversion rate and
  // reduce confusion.
  enum PriceDisplayType {
    // The price display type is unspecified. Google will determine which
    // format to show.
    PRICE_DISPLAY_TYPE_UNSPECIFIED = 0;

    // The price shown on the landing page is the base price.
    PRICE_DISPLAY_TYPE_BASE = 1;

    // The price shown on the landing page includes all fees and taxes.
    PRICE_DISPLAY_TYPE_ALL_IN = 2;
  }


  // Predetermined price display type of a single ticket of this type.
  PriceDisplayType price_display_type = 9;

  // Description of any additional option which this ticket type represents, if
  // any. Deprecated, use `localized_option_description` instead.
  string option_description = 4 [deprecated = true];

  // Description of any additional option which this ticket type represents, if
  // any. The field can be supplied in multiple locales.
  //
  // This is useful when the ticket type represents multiple dimensions.
  //
  // Example: an admission ticket with different types 'adult', 'child' and
  // language as an additional option, the expected TicketType list would be:
  //     - { ticket_type_id: "ticket_type_1"
  //         localized_short_description { value: "adult" }
  //         localized_option_description { value: "english" }
  //       }
  //     - { ticket_type_id: "ticket_type_2"
  //         localized_short_description { value: "adult" }
  //         localized_option_description { value: "spanish" }
  //       }
  //     - { ticket_type_id: "ticket_type_3"
  //         localized_short_description { value: "child" }
  //         localized_option_description { value: "english" }
  //       }
  //     - { ticket_type_id: "ticket_type_4"
  //         localized_short_description { value: "child" }
  //         localized_option_description { value: "spanish" }
  //       }
  //
  // Optional, but if any ticket type within the service has this field set, we
  // expect all other ticket types to have this field set as well (a default
  // option_description could be used). E.g.
  // [{ticket_type_1, adult, english}, {ticket_type_1, adult, ''}] is not a
  // valid list.
  //
  // Only two HTML formatting tags are supported: <em> and <br>. They are
  // intended to be used for specifying options with both a title and
  // detailed description, for example: "<em>Premium Seating</em><br>This option
  // offers seating at the private boxes including fully cushioned seats,
  // private TVs, in-seat food and beverage service. These seats provide
  // picturesque views of the field."
  Text localized_option_description = 7;

  // Predetermined inventory type of a single ticket of this type.
  enum InventoryType {
    // The inventory type is unspecified.
    INVENTORY_TYPE_UNSPECIFIED = 0;

    // Primary inventory.
    INVENTORY_TYPE_PRIMARY = 1;

    // Verified resale inventory.
    INVENTORY_TYPE_VERIFIED_RESALE = 2;

    // Resale inventory.
    INVENTORY_TYPE_RESALE = 3;

    // Aggregator inventory.
    INVENTORY_TYPE_AGGREGATOR = 4;
  }


  // Predetermined inventory type of a single ticket of this type.
  InventoryType inventory_type = 8;
}


// Geographic information about a location.
message Location {
  // The Place ID for a place in the Google Places database and on Google Maps.
  // See https://developers.google.com/places/place-id for more about Place IDs.
  // If this is provided, Google will match the location to this place.
  // (optional)
  string place_id = 1;

  // The location's name, telephone, url and geo are used to support matching
  // the location with places already present on Google Maps.
  //
  // This field is optional, but may be required in some contexts. For example,
  // a Service.location without a name will not be matched to a business entity,
  // even if they are located at the same address. (optional)
  string name = 2;

  // The public telephone number of the location including its country and area
  // codes, e.g. [phone]. (optional)
  string telephone = 3;

  // The url of the location's public website. (optional)
  string url = 4;

  // The Geo info of the location, including latitude, longitude, and address.
  // (optional)
  GeoCoordinates geo = 5;

  // Optional text to provide more precise description of the location, or
  // instructions assisting locating the place. E.g. "Front entrance of the
  // library", "meet at the intersect of Road A and Street B". (optional)
  Text description = 6;

  // The type of the location. Note that this field may be required when
  // attached to a Service, see comments in Service.location for more details.
  // (optional)
  LocationType location_type = 7;

  // Unique reference of the location within the service. This id can be used to
  // refer to this location in other service fields. E.g. in the custom intake
  // form, a set of location ids can be used to specify pick up location
  // options. If set, this id should be unique within the same service.
  // Note this is only applicable for Service.
  // (optional)
  string location_id = 8;

}


enum LocationType {
  // Location type unspecified.
  LOCATION_TYPE_UNSPECIFIED = 0;

  // The location where this service visits.
  VISITED_LOCATION = 1;

  // The location where this service starts, also serves as MEETING_LOCATION
  // or START_LOCATION.
  START_LOCATION = 2;

  // The location where this service ends.
  END_LOCATION = 3;
}


// Cancellation policy for a service.
message CancellationPolicy {
  // Defines a single refund condition. Multiple refund conditions could be
  // used together to describe "refund steps" as various durations before the
  // service start time.
  message RefundCondition {
    // Duration in seconds before the start time, until when the customer can
    // receive a refund for part of the service's cost specified in
    // `refund_percent`.
    // When set to 0 (default), the service can be cancelled at any time.
    int64 min_duration_before_start_time_sec = 1;

    // The percent that can be refunded, as long as the service booking is
    // cancelled at least `min_duration_before_start_time` before the service
    // start time, in the range of [0, 100]. When set to 0 (default), the
    // service is not refundable. When set to 100 this service is fully
    // refundable.
    uint32 refund_percent = 2;
  }

  // Zero or more refund conditions applicable to the policy.
  repeated RefundCondition refund_condition = 1;
}


// Photos related to this service. Google will crawl these media to ensure
// that they are displayed correctly to end-users. (optional)
message RelatedMedia {
  // URL of this media source. Google will crawl the media hosted at this URL.
  string url = 1;

  // Type of this media source.
  MediaType type = 2;

  // Enum to indicate the type of this media source. Only photos are supported.
  // Please reach out to the Reserve with Google team if other media beyond
  // photos need to be supported.
  enum MediaType {
    // Unused.
    TYPE_UNSPECIFIED = 0;

    // Indicates the media provided by the url is a photo.
    PHOTO = 1;
  }

  // Caption of the media that supports i18n, only plain text is supported. Any
  // HTML components will be stripped. (optional)
  Text localized_caption = 5;

  // Attribution information about the source of the media. Note that if
  // the attribution is required to display with the media to give credit to
  // photographer or agency, this field must be set. (optional)
  Attribution attribution = 4;

  // Attribution information for this media.
  message Attribution {
    // The text to give credit to the photographer or agency supporting i18n.
    // This text will be displayed together with the source media. Note that
    // only plain text is supported for this field, any HTML components will be
    // stripped (hyperlink based attribution is not supported).
    Text localized_text = 2;

    // Deprecated, prefer to use localized_text.
    string text = 1 [deprecated = true];
  }

  // Deprecated, prefer to use localized_caption.
  string caption = 3 [deprecated = true];
}


// Identifies a particular value of a service attribute to be applied to a
// Service.
message ServiceAttributeValueId {
  // ID of an attribute as defined in Merchant.service_attribute, e.g.
  // "service-type".
  string attribute_id = 1;

  // ID of the value for this attribute, e.g. "haircut". Must match a value_id
  // in the service attribute definition.
  string value_id = 2;
}



// Rules related to joining the waitlist.
message WaitlistRules {
  // Required. Must be a positive integer for services providing waitlist
  // functionality. If the service or merchant does not provide waitlist
  // functionality, this must not be populated.
  int32 min_party_size = 1;

  // Required. Must be a positive integer for services providing waitlist
  // functionality. If the service or merchant does not provide waitlist
  // functionality, this must not be populated.
  int32 max_party_size = 2;

  // If true, the user will be able to send a free-form additional text request
  // when joining the waitlist for this service.
  bool supports_additional_request = 3;

  // Set options for parties larger than the set max_party_size.
  // Leave empty if larger parties should not be given alternative options
  // for joining a waitlist.
  repeated UnsupportedPartySizeOption above_max_party_size_options = 4;
}


// Options for parties that are out of range.
message UnsupportedPartySizeOption {
  // Available options for parties that are out of range.
  oneof kind {
    // Party sizes that are out of range can call the business.
    // A predefined message will be displayed to the user.
    // Sample text to be displayed: "For parties larger than
    // {waitlist_rules.max_party_size} please call the restaurant at
    // {restaurant phone number in Google maps}." CallMerchant must be
    // set, but will be empty.
    CallMerchant call_merchant = 1;
  }
}


// Empty message to be used in UnsupportedPartySizeOption, setting this will
// display a pre-defined message to users to call the business for a booking.
message CallMerchant {}


// Additional information unique to the event ticketing vertical.
message TicketingVerticalSpecificData {
  // A subset of event categories for which we customize the product experience.
  // Note: not intended to be a universal ontology of events.
  enum EventCategory {
    // Not specified. Do not use.
    EVENT_CATEGORY_UNSPECIFIED = 0;

    // Concerts.
    EVENT_CATEGORY_CONCERT = 1;

    // Sports events.
    EVENT_CATEGORY_SPORTS = 2;

    // Theatre events.
    EVENT_CATEGORY_THEATRE = 3;

    // Exhibits.
    EVENT_CATEGORY_EXHIBITS = 4;

    // Workshops and Classes.
    EVENT_CATEGORY_WORKSHOPS_AND_CLASSES = 5;
  }

  // The category of the event. Set only when event falls into one of the
  // predefined categories. (optional)
  EventCategory event_category = 1;

  // The URL of the event on the partner's website. (optional)
  string event_url = 2;

  // Identifiers, webpages, or any other public sources that reference an
  // entity.
  message PublicIdentificationData {
    // Public URL of any webpage that is dedicated to only the topic. This could
    // include official websites, discogs, social media platforms, wikipedia or
    // imdb pages, e.g. https://www.discogs.com/artist/1124645-Taylor-Swift,
    // https://www.wikidata.org/wiki/Q19320959, https://twitter.com/acmilan.
    // (optional)
    repeated string relevant_url = 1;

    // The 36-character musicbrainz identifier of the artist or other music
    // entities, if applicable. See
    // https://musicbrainz.org/doc/MusicBrainz_Identifier.
    // (optional)
    string musicbrainz_id = 2;
  }

  // Represents an entity related to the event.
  message Entity {
    // Unique identifier of the entity in the partner's database. (optional)
    string id = 1;

    // Name of the entity. (required)
    string name = 2;

    // Url of the webpage that unambiguously describes the entity.
    // This is the webpage on the partner's website for the entity if any; for
    // other public URLs of the entity, use relevant_url in
    // public_identification_data. (optional)
    string url = 3;

    // The type of the entity. Note: not intended to be a universal ontology.
    enum EntityType {
      // Not specified. Do not use.
      ENTITY_TYPE_UNSPECIFIED = 0;

      // The entity represents the artist or group performing at a
      // concert or a show. Only applicable when event category is CONCERT or
      // THEATRE.
      ENTITY_TYPE_PERFORMER = 1;

      // The entity represents the sports team or player at the event. Only
      // applicable when event category is SPORTS.
      ENTITY_TYPE_PLAYER = 2;

      // The entity represents the tour that this event belongs to. Only
      // applicable when event category is CONCERT.
      ENTITY_TYPE_CONCERT_TOUR = 3;

      // The entity represents a sports tournament that this event
      // belongs to. Only applicable when event category is SPORTS.
      ENTITY_TYPE_SPORTS_SERIES = 4;

      // The entity represents the type of play (e.g., musical, comedy, ballet,
      // etc.) performed at the event. Only applicable when event category is
      // THEATRE.
      ENTITY_TYPE_PLAY = 5;
    }

    // The type of the entity. (optional)
    EntityType entity_type = 4;

    // The role of the entity in the event.
    enum EntityRole {
      // Not specified.
      ENTITY_ROLE_UNSPECIFIED = 0;

      // The entity represents a headliner or leading performer at the event.
      ENTITY_ROLE_HEADLINER = 1;

      // The entity represents a supporting performer at the event.
      ENTITY_ROLE_SUPPORTER = 2;

      // The entity represents the home team at the (sports) event.
      ENTITY_ROLE_HOME_TEAM = 3;

      // The entity represents the away team at the (sports) event.
      ENTITY_ROLE_AWAY_TEAM = 4;
    }

    // The role of the entity in the event. (optional)
    EntityRole entity_role = 5;

    // Public references of the entity. (optional)
    PublicIdentificationData public_identification_data = 6;
  }

  // A list of entities related to the event. (optional)
  repeated Entity entity = 3;

  // The type of the event attendance.
  enum AttendanceMode {
    // Not specified.
    ATTENDANCE_MODE_UNSPECIFIED = 0;

    // For virtual events.
    ONLINE = 1;

    // For physical events.
    PHYSICAL = 2;

    // For events that are both physical and virtual.
    PHYSICAL_ONLINE_MIXED = 3;
  }

  // Required. The type of the event attendance.
  AttendanceMode event_attendance_mode = 4;

  // Optional. URL where the event can be watched.
  repeated string event_virtual_location_url = 5;

  // Optional. Organizer who hosts the event.
  Text event_organizer = 6;

  // Optional. URL of the organizer who hosts the event.
  string event_organizer_url = 7;

  // The type of the organizer.
  enum OrganizerType {
    // Not specified.
    ORGANIZER_TYPE_UNSPECIFIED = 0;

    // For organizer who is a person.
    PERSON = 1;

    // For organizer who is an organization.
    ORGANIZATION = 2;
  }

  // Optional. The type of the organizer.
  OrganizerType event_organizer_type = 8;

  // URL of the pages where the event information or descriptions can be found.
  // Required for virtual events as virtual events may not have a ticketing
  // page and this url contains the basic information of the event.
  repeated string event_source_url = 9;

  // State of the event.
  enum EventState {
    // Not specified.
    EVENT_STATE_UNSPECIFIED = 0;

    // The event is scheduled.
    SCHEDULED = 1;

    // The event is rescheduled.
    RESCHEDULED = 2;

    // The event is cancelled.
    CANCELLED = 3;

    // The event is postponed.
    POSTPONED = 4;
  }

  // Optional. State of the event.
  EventState event_state = 10;

  // The localized brand name. (optional)
  Text brand_name = 11;

  // Information about the creator of the event. Only relevant for platforms
  // that include user-generated content events.
  message EventCreator {
    // Name of the event creator. No character restriction.
    string name = 1 [features.field_presence = EXPLICIT];
  }

  // Information about the creator of the event.
  EventCreator event_creator = 12;
}


// Depth of integration supported.
enum IntegrationType {
  // Defaults to END_TO_END.
  INTEGRATION_TYPE_UNSPECIFIED = 0;

  // Complete integration that allows end to end booking through Google.
  INTEGRATION_TYPE_END_TO_END = 1;

  // Feed integration that does not allow end to end booking through Google.
  // Only merchants, services, and (optionally) availability data need
  // to be sent.
  INTEGRATION_TYPE_INVENTORY_ONLY = 2;
}


// Content fields specific to Tours and Activities. Each element in the repeated
// field should be independent to allow separate rendering (e.g. as a bullet
// point).
//
// Populating ToursAndActivitiesContent is strongly recommended for tours and
// activities, but not strictly required. All fields support both plain-text
// and HTML-like text for basic formatting. Supported HTML-like formatting tags:
//
// Phrase tags: <br>, <strong>, <em>, <i>:
//   Only the four tags mentioned above are supported. <br> can be used to
//   break lines in paragraphs, and <strong>/<em> can be used to highlight
//   important text. Any other phrase tags will be ignored.
//
// All other tags and custom styles are not allowed and will be removed. Any
// URLs, anchors, and links will be stripped, and will never be displayed to
// end-users.
//
// Important notes:
//   * Don't duplicate data already supplied in `highlights`, `exclusion` and
//     other, more specific, fields in service description.
//   * Avoid using other tags except for the supported ones mentioned above,
//     because the contents within unsupported tags will be stripped, and may
//     lead to an undesirable user experience.
message ToursAndActivitiesContent {
  // The user-visible list of highlights.
  repeated Text highlights = 1;

  // The user-visible list of inclusions.
  repeated Text inclusions = 2;

  // The user-visible list of exclusions.
  repeated Text exclusions = 3;

  // The user-visible list of important notes, use for details such as age
  // restrictions or other conditions that make this service unsuitable.
  repeated Text must_know = 4;
}



// Information about virtual/online session. E.g. Online yoga class, virtual
// cooking class etc.
message VirtualSession {
  // Instructions on how this virtual class is set up. If the partner does not
  // include the video URL with the booking, then this text must include when
  // the video URL will be shared with the user. Eg. “Zoom url will be mailed
  // 30 minutes prior to the class”. (Recommended)
  // Only the folloiwng four tags are supported: <br>, <strong>, <em>, <i>.
  Text session_instructions = 1;

  // Requirements for the given virtual session. Eg. yoga mat,
  // cooking utensils etc. (Recommended)
  // Only the folloiwng four tags are supported: <br>, <strong>, <em>, <i>.
  Text session_requirements = 2;

  // Information about the virtual platform used in this session. (Required to
  // enable virtual services)
  message VirtualPlatformInfo {
    // Enum to indicate which virtual platform would be used by the merchant.
    enum Platform {
      PLATFORM_UNSPECIFIED = 0;

      // The merchant is flexible in which video platform they use.
      FLEXIBLE = 1;
      GOOGLE_HANGOUTS = 2;
      GOOGLE_MEET = 3;
      ZOOM = 4;
      SKYPE = 5;
      YOUTUBE = 6;

      // Should be set if the video platform used is different from the ones
      // mentioned here.
      OTHER = 7;
    }

    Platform platform = 1;

    // The name of the platform if the platform is set to OTHER. (Required if
    // platform is set to OTHER)
    Text other_platform_name = 2;
  }

  VirtualPlatformInfo virtual_platform_info = 3;

  // Set this as true if the virtual session is not live and is pre-recorded.
  // (Optional)
  bool is_session_prerecorded = 4;
}


// Information about how the user can pay directly to the merchant instead of
// pre-paying for the service via RwG.
message DirectMerchantPayment {
  // Users would be advised to pay only via the payment methods mentioned below.
  repeated Text payment_methods = 1;
}


// Defines Rating for an entity.
message Rating {
  // Average rating value (required when number_of_ratings > 0).
  // The value must be in the range of [1, 5] and can be omitted if and only if
  // the number_of_ratings is zero.
  double value = 1;

  // Number of ratings used in calculating the value (required).
  uint64 number_of_ratings = 2;
}


// Additional information required to be provided for home service vertical.
message HomeServiceData {
  // The high level category to which this home service belongs to. E.g.
  // plumber, electrician etc.
  string category_type = 1;

  // The job type under the category to which the given home service belongs to.
  // E.g. unclog_drain, install_faucet are the job types under plumber
  // category.
  string job_type = 2;
}


// Ranking hints for a service.
message ServiceRankingHint {
  // Arbitrary partner or merchant assigned rank for this service.
  //
  // Services with a higher score will be shown more prominently (e.g. shown
  // higher in lists). Note that other factors may also influence ranking, such
  // as price, availability, user history, etc.
  //
  // Optional. Must be non-negative if set.
  float score = 1 [features.field_presence = EXPLICIT];
}


// Availability feed specification

message AvailabilityFeed {
  FeedMetadata metadata = 1;
  repeated ServiceAvailability service_availability = 2;
}


message ServiceAvailability {
  // If provided, we will consider the Availability entities provided to be a
  // complete snapshot from [start_timestamp_restrict, end_timestamp_restrict).
  // That is, all existing availability will be deleted if the following
  // condition holds true:
  //
  //    start_timestamp_restrict <= Availability.start_sec &&
  //    Availability.start_sec < end_timestamp_restrict
  //
  // If a duration message is set, the condition is further restricted:
  //   Availability.duration == duration_restrict_sec
  //
  // If a resource_restrict message is set, the condition is further restricted:
  //
  //    Availability.resource.staff_id == resource_restrict.staff_id &&
  //    Availability.resource.room_id == resource_restrict.room_id
  //
  // These fields are typically used to provide a complete update of
  // availability in a given time range.
  //
  // Setting start_timestamp_restrict while leaving end_timestamp_restrict unset
  // is interpreted to mean all time beginning at start_timestamp_restrict.
  //
  // Setting end_timestamp_restrict while leaving start_timestamp_restrict unset
  // is interpreted to mean all time up to the end_timestamp_restrict.
  //
  // In Unix time format (seconds since the epoch) from UTC. (both optional)
  int64 start_timestamp_restrict = 1;
  int64 end_timestamp_restrict = 2;

  // If provided, the timestamp restricts will be applied only to the given
  // merchant or service.
  //
  // These fields are typically used to provide complete snapshot of
  // availability in a given range (defined above) for a specific merchant or
  // service.
  //
  // Leaving these fields unset, or setting these to the empty string or null,
  // is interpreted to mean that no restrict is intended. (both optional)
  string merchant_id_restrict = 3;
  string service_id_restrict = 4;

  // Setting duration further restricts the scope of the update to just the
  // availability with matching duration.
  //
  // In seconds. (optional)
  int64 duration_restrict_sec = 7;

  // Setting resources_restrict further restricts the scope of the update to
  // just this set of resources. All id fields of the resources must match
  // exactly. (optional)
  Resources resources_restrict = 6;

  // All Availability Slots included in this Service Availability (required)
  repeated Availability availability = 5;
}


// An availability of the merchant's service, indicating time and number
// of spots.
// The availability feed should be a list of this message.
// Please note that it's up to the partner to call out all the possible
// availabilities.
// If a massage therapist is available 9am-12pm, and they provide
// one-hour massage sessions, the aggregator should provide the feed as
//   availability {start_sec: 9am, duration: 60 minutes, ...}
//   availability {start_sec: 10am, duration: 60 minutes, ...}
//   availability {start_sec: 11am, duration: 60 minutes, ...}
// instead of
//   availability {start_sec: 9am, duration: 180 minutes, ...}
//
message Availability {
  // An opaque string from an aggregator to identify a merchant. (required)
  string merchant_id = 1;
  // An opaque string from aggregator to identify a service of the
  // merchant. (required)
  string service_id = 2;
  // Start time of this availability, using epoch time in seconds in UTC.
  //(required)
  int64 start_sec = 3;
  // Duration of the service in seconds, e.g. 30 minutes for a chair massage.
  // (required)
  int64 duration_sec = 4;
  // Number of total spots and open spots of this availability.
  // E.g. a Yoga class of 10 spots with 3 booked.
  //   availability {spots_total: 10, spots_open: 7 ...}
  // E.g. a chair massage session which was already booked.
  //   availability {spots_total: 1, spots_open: 0 ...}
  //
  // Note: If sending requests using the availability compression format defined
  //       below, these two fields will be inferred. A Recurrence
  //       implies spots_total=1 and spots_open=1. A ScheduleException implies
  //       spots_total=1 and spots_open=0.
  // (both required if recurrence not set)
  int64 spots_total = 5;
  int64 spots_open = 6;
  // An optional opaque string to identify this availability slot. If set, it
  // will be included in the requests that book/update/cancel appointments.
  // (optional)
  string availability_tag = 7;

  // Optional resources used to disambiguate this availability slot from
  // others when different staff, room, or party_size values are part
  // of the service.
  //
  // E.g. the same Yoga class with two 2 instructors.
  //  availability { resources { staff_id: "1" staff_name: "Amy" }
  //                 spots_total: 10 spots_open: 7 }
  //  availability { resources { staff_id: "2" staff_name: "John" }
  //                 spots_total: 5 spots_open: 2 }
  // (optional)
  Resources resources = 8;

  // A list of IDs referencing the payment options which can be used to pay
  // for this slot. The actual payment options are defined at the Merchant
  // level, and can also be shared among multiple Merchants.
  //
  // This field overrides any payment_option_ids specified in the service
  // message. Similarly payment_option_ids specified here do NOT have to be
  // present in the service message, though must be defined at the
  // Merchant level.
  // Our current implementation limits the number of entries in this array to
  // one element. Multiple payment_option_id are still allowed at the Service
  // level, but an override at the availability slot level, is limited to a
  // single payment_option_id. (optional)
  repeated string payment_option_id = 9;

  // Recurrence messages are optional, but allow for a more compact
  // representation of consistently repeating availability slots. They typically
  // represent a day's working schedule.
  // ScheduleException messages are then used to represent booked/unavailable
  // time ranges within the work day.
  //
  // Requirements:
  //   1. The expansion of availability slots or recurrences must NOT create
  //      identical slots. If the ids, start_sec, duration_sec, and resources
  //      match, slots are considered identical.
  //   2. Do NOT mix the standard availability format and recurrence within the
  //      slots of a single service. Recurrence benefits merchants/services that
  //      offer appointments. The standard format is geared towards
  //      merchants/services with regularly scheduled classes.
  message Recurrence {
    // The inclusive maximum UTC timestamp the availability repeats until.
    // (required)
    int64 repeat_until_sec = 1;
    // Defines the time between successive availability slots.
    //
    // Example: An availability with a duration of 20 min, a repeat_every_sec of
    // 30 min, a start_sec of 9:00am, and a repeat_until_sec of 11:00am will
    // yield slots at 9-9:20am, 9:30-9:50am, 10-10:20am, 10:30-10:50am,
    // 11-11:20am. (required)
    int32 repeat_every_sec = 2;
  }
  // The recurrence information for the availability, representing more than one
  // start time. A recurrence should contain appointments for one working day.
  // (optional)
  Recurrence recurrence = 10;

  // ScheduleException messages represent booked/unavailable time ranges within
  // the workday, which are exceptions to the recurrence described above. As
  // time slots are booked, the list of exceptions should be updated to reflect
  // the newly unavailable time ranges. The recurrence itself shouldn't be
  // modified.
  message ScheduleException {
    // The time range of the exception. Any slots described by the recurrence
    // which overlap this closed-open time range will be considered unavailable.
    //
    // Example: If the recurrence specifies a duration of 20 min, a
    // repeat_every_sec of 30 min, a start_time of 9:00am, and a
    // repeat_until_sec of 11:00am, then a ScheduleException with a time_range
    // of 9:45am-11:00am would make unavailable the slots at 9:30-9:50am,
    // 10-10:20am, and 10:30-10:50am.
    //
    // Note that because the time range is closed-open, the slot beginning at
    // 11am slot would not be impacted.
    TimeRange time_range = 1;
  }
  // Times when this service cannot be scheduled. To limit the number of
  // schedule_exception messages, consider joining adjacent exceptions.
  // (optional)
  repeated ScheduleException schedule_exception = 11;

  // Defines how a deposit may be charged to the user. Overrides the service
  // deposit if one was specified. Setting this to an empty Deposit message
  // removes any service-level deposit. (optional)
  Deposit deposit = 12;

  // Defines a no show fee that may be charged to the user. Overrides the
  // service no show fee if one was specified. Setting this to an empty
  // NoShowFee message removes any service-level no show fee. (optional)
  NoShowFee no_show_fee = 13;

  // Optional prepayment information for this availability. Prepayment is only
  // available through the Payment Redirect Add-on
  Prepayment prepayment = 20;

  // Indicates whether the user must provide a credit card in order to book this
  // availability slot.
  // If the value is not set, it is inherited from the service level if it's set
  // there. (optional)
  RequireCreditCard require_credit_card = 14;


  // Availability level scheduling rules.
  message SchedulingRuleOverrides {
    // The last time (in seconds) that this slot is able to be booked. This
    // timestamp must be before the start_sec of the slot to be respected
    // (if users should be able to book after the start time, use service level
    // SchedulingRules.min_booking_buffer_before_end_time). If present, will
    // override anything specified in the min_booking_buffer of the
    // corresponding Service's SchedulingRules.
    int64 last_bookable_sec = 1;

    // The first time (in seconds) that this slot is able to be booked.
    int64 first_bookable_sec = 2;

    // If set, the last time (in seconds since the Unix epoch) that this
    // specific appointment slot can be cancelled through Reserve with Google.
    // This field will override any service-level cancellation rules. (optional)
    int64 last_online_cancellable_sec = 3;
  }

  // Availability scheduling rules. If fields are populated, they will override
  // any corresponding scheduling rules on the service-level SchedulingRules.
  SchedulingRuleOverrides scheduling_rule_overrides = 16;

  // This enum indicates what requirements exist for the user to
  // acknowledge or view the requested slots duration/end time.
  enum DurationRequirement {
    // The handling of the end time is not specified. This is the default.
    DURATION_REQUIREMENT_UNSPECIFIED = 0;

    // The end time is not shown to the user.
    DO_NOT_SHOW_DURATION = 1;

    // The end time has to be shown to the user before an appointment can be
    // made.
    MUST_SHOW_DURATION = 2;
  }

  // The requirement to show the slots duration and/or endtime.
  // This field will be ignored if the slot is unavailable. Not used in the
  // Things-To-Do vertical. (optional)
  DurationRequirement duration_requirement = 18;

  // The confirmation modes used when booking availabilities.
  enum ConfirmationMode {
    // The confirmation mode was not specified.
    // Synchronous confirmation will be assumed.
    CONFIRMATION_MODE_UNSPECIFIED = 0;
    // Bookings for this availability will be confirmed synchronously.
    CONFIRMATION_MODE_SYNCHRONOUS = 1;
    // Bookings for this availability will be confirmed asynchronously.
    CONFIRMATION_MODE_ASYNCHRONOUS = 2;
  }
  // The confirmation mode that will be used when booking this availability.
  // Attempts to create bookings for availabilities with a confirmation mode
  // of CONFIRMATION_MODE_SYNCHRONOUS must be immediatlely confirmed or denied.
  // Attempts to create bookings for availabilities with confirmation mode
  // of CONFIRMATION_MODE_ASYNCHRONOUS must be either immediately denied
  // or created with status PENDING. Populating confirmation_mode is strongly
  // recommended, but not strictly required. (optional)
  ConfirmationMode confirmation_mode = 17;

  // The reason why a slot requires a linkout. Currently only used for Dining
  // Reservations Payment Redirect Partners.
  enum LinkoutRequiredReason {
    // Default value: Do not use, equates to unknown.
    LINKOUT_REQUIRED_REASON_UNSPECIFIED = 0;
    // Slot requires payment in the partner platform to be booked.
    PAYMENT_REQUIRED = 1;
  }

  // The reason a linkout is required for this slot. If set, the Merchant
  // resource for this slot must have a valid LinkoutTemplate.
  LinkoutRequiredReason linkout_required_reason = 19;
}

// A resource is used to disambiguate availability slots from one another when
// different staff, room or party_size values are part of the service.
// Multiple slots for the same service and time interval can co-exist when they
// have different resources.
message Resources {
  // One of staff_id, room_id, or party_size must be set.

  // Optional ID for a staff member providing the service. This field identifies
  // the staff member across all merchants, services, and availability records.
  // It also needs to be stable over time to allow correlation with past
  // bookings. (optional but required if staff_name is present)
  string staff_id = 1;

  // Optional name of a staff member providing the service. This field will be
  // displayed to users making a booking, and should be human-readable, as
  // opposed to an opaque identifier. (optional but required if staff_id is
  // present)
  string staff_name = 2;

  // An optional ID for the room the service is located in. This field
  // identifies the room across all merchants, services, and availability
  // records. It also needs to be stable over time to allow correlation with
  // past bookings. (optional but required if room_name is present)
  string room_id = 3;

  // An optional name for the room the service is located in or experience of
  // of the service. This field will be displayed to users making a booking,
  // and should be human readable, as opposed to an opaque identifier.
  // A room name should only be used for seating areas or prepaid experiences.
  // Examples of room names include "Bar", "Patio", "Dining Room". Examples of
  // dining experiences using room names include "Five-Course Tasting Menu",
  // "Chef Omakase". It is strongly recommended that the default seating area
  // does not have a room associated with it.
  string room_name = 4;

  // Applicable only for Dining: The party size that can be accommodated
  // during this time slot. A restaurant can be associated with multiple Slots
  // for the same time, each specifying a different party_size, if for instance
  // 2, 3, or 4 people can be seated with a reservation. (optional)
  int32 party_size = 5;

  // Localized room description with a limit of 500 characters. If set,
  // a default value must be provided, it is preferred to use the common
  // languages for the merchant's locale.
  Text room_description = 7;
}

// A payment the user may be charged as part of their reservation.
message Prepayment {
  PriceInfo price_info = 1;
}


// Container for price details.
message PriceInfo {
  oneof price_options {
    Price price = 1;

    // The upper and/or lower bound
    PriceRange price_range = 2
        ;
  }

  // Defines how price or price range is applied (per person or fixed)
  PriceType price_type = 3;
}


// Wrapper for a range of monetary amount treated as unbounded unless both
// values are set. At least one of min_amount and max_amount is required.
message PriceRange {
  // Minimum amount.
  Price min_price = 1;

  // Maximum amount. Should always be > min_price.
  Price max_price = 2;
}