Merchant API code sample to request inventory verification.

### Java

    // Copyright 2025 Google LLC

    // Licensed under the Apache License, Version 2.0 (the "License");
    // you may not use this file except in compliance with the License.
    // You may obtain a copy of the License at
    //
    //     https://www.apache.org/licenses/LICENSE-2.0
    //
    // Unless required by applicable law or agreed to in writing, software
    // distributed under the License is distributed on an "AS IS" BASIS,
    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    // See the License for the specific language governing permissions and
    // limitations under the License.

    package shopping.merchant.samples.accounts.omnichannelsettings.v1;

    import com.google.api.gax.core.FixedCredentialsProvider;
    import com.google.auth.oauth2.GoogleCredentials;
    import com.google.shopping.merchant.accounts.v1.OmnichannelSettingName;
    import com.google.shopping.merchant.accounts.v1.OmnichannelSettingsServiceClient;
    import com.google.shopping.merchant.accounts.v1.OmnichannelSettingsServiceSettings;
    import com.google.shopping.merchant.accounts.v1.RequestInventoryVerificationRequest;
    import com.google.shopping.merchant.accounts.v1.RequestInventoryVerificationResponse;
    import shopping.merchant.samples.utils.Authenticator;
    import shopping.merchant.samples.utils.Config;

    /**
     * This class demonstrates how to request inventory verification for a given Merchant Center account
     * in a given country
     */
    public class RequestInventoryVerificationSample {

      public static void requestInventoryVerification(Config config, String regionCode)
          throws Exception {

        // Obtains OAuth token based on the user's configuration.
        GoogleCredentials credential = new Authenticator().authenticate();

        // Creates service settings using the credentials retrieved above.
        OmnichannelSettingsServiceSettings omnichannelSettingsServiceSettings =
            OmnichannelSettingsServiceSettings.newBuilder()
                .setCredentialsProvider(FixedCredentialsProvider.create(credential))
                .build();

        // Calls the API and catches and prints any network failures/errors.
        try (OmnichannelSettingsServiceClient omnichannelSettingsServiceClient =
            OmnichannelSettingsServiceClient.create(omnichannelSettingsServiceSettings)) {
          String accountId = config.getAccountId().toString();
          String name =
              OmnichannelSettingName.newBuilder()
                  .setAccount(accountId)
                  .setOmnichannelSetting(regionCode)
                  .build()
                  .toString();
          RequestInventoryVerificationRequest request =
              RequestInventoryVerificationRequest.newBuilder().setName(name).build();

          System.out.println("Sending request inventory verification request:");
          RequestInventoryVerificationResponse response =
              omnichannelSettingsServiceClient.requestInventoryVerification(request);

          System.out.println("Omnichannel Setting after inventory verification request below:");
          System.out.println(response);
        } catch (Exception e) {
          System.out.println("An error has occured: ");
          System.out.println(e);
        }
      }

      public static void main(String[] args) throws Exception {
        Config config = Config.load();

        // The country which you're targeting at.
        String regionCode = "{REGION_CODE}";

        requestInventoryVerification(config, regionCode);
      }
    }

### PHP

    <?php
    /**
     * Copyright 2025 Google LLC
     *
     * Licensed under the Apache License, Version 2.0 (the "License");
     * you may not use this file except in compliance with the License.
     * You may obtain a copy of the License at
     *
     *     https://www.apache.org/licenses/LICENSE-2.0
     *
     * Unless required by applicable law or agreed to in writing, software
     * distributed under the License is distributed on an "AS IS" BASIS,
     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     * See the License for the specific language governing permissions and
     * limitations under the License.
     */
    require_once __DIR__ . '/../../../../vendor/autoload.php';
    require_once __DIR__ . '/../../../Authentication/Authentication.php';
    require_once __DIR__ . '/../../../Authentication/Config.php';
    use Google\ApiCore\ApiException;
    use Google\Shopping\Merchant\Accounts\V1\Client\OmnichannelSettingsServiceClient;
    use Google\Shopping\Merchant\Accounts\V1\RequestInventoryVerificationRequest;

    /**
     * This class demonstrates how to request inventory verification for a given
     * Merchant Center account in a given country.
     */
    class RequestInventoryVerification
    {
        /**
         * Helper to create the name string.
         *
         * @param string $accountId The merchant account ID.
         * @param string $regionCode The region code of the setting.
         * @return string The name string in the format
         *     `accounts/{account}/omnichannelSettings/{omnichannelSetting}`.
         */
        private static function getName(string $accountId, string $regionCode): string
        {
            return sprintf('accounts/%s/omnichannelSettings/%s', $accountId, $regionCode);
        }

        /**
         * Requests inventory verification for a given Merchant Center account.
         *
         * @param array $config The configuration file for authentication.
         * @param string $regionCode The country of the omnichannel setting.
         */
        public static function requestInventoryVerificationSample(
            array $config,
            string $regionCode
        ): void {
            // Obtains OAuth credentials from the configuration file.
            $credentials = Authentication::useServiceAccountOrTokenFile();

            // Creates a client.
            $omnichannelSettingsServiceClient = new OmnichannelSettingsServiceClient([
                'credentials' => $credentials
            ]);

            // Constructs the resource name.
            $name = self::getName($config['accountId'], $regionCode);

            // Creates the request.
            $request = new RequestInventoryVerificationRequest(['name' => $name]);

            // Calls the API and prints a success message.
            try {
                printf("Sending request inventory verification request:%s", PHP_EOL);
                // The gRPC call returns an empty response on success.
                $omnichannelSettingsServiceClient->requestInventoryVerification($request);
                printf("Inventory verification requested successfully.%s", PHP_EOL);
            } catch (ApiException $e) {
                printf("An error has occured: %s", $e->getMessage());
            }
        }

        /**
         * Executes the sample.
         */
        public function callSample(): void
        {
            $config = Config::generateConfig();
            // The country which you're targeting.
            $regionCode = '{REGION_CODE}';
            self::requestInventoryVerificationSample($config, $regionCode);
        }
    }

    // Runs the script.
    $sample = new RequestInventoryVerification();
    $sample->callSample();

### Python

    # -*- coding: utf-8 -*-
    # Copyright 2025 Google LLC
    #
    # Licensed under the Apache License, Version 2.0 (the "License");
    # you may not use this file except in compliance with the License.
    # You may obtain a copy of the License at
    #
    #     http://www.apache.org/licenses/LICENSE-2.0
    #
    # Unless required by applicable law or agreed to in writing, software
    # distributed under the License is distributed on an "AS IS" BASIS,
    # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    # See the License for the specific language governing permissions and
    # limitations under the License.
    """This class demonstrates how to request inventory verification."""

    from examples.authentication import configuration
    from examples.authentication import generate_user_credentials
    from google.shopping.merchant_accounts_v1 import (
        OmnichannelSettingsServiceClient,
    )
    from google.shopping.merchant_accounts_v1 import (
        RequestInventoryVerificationRequest,
    )


    def request_inventory_verification(account_id: str, region_code: str) -> None:
      """Requests inventory verification for a given Merchant Center account.

      Args:
          account_id: The ID of the Merchant Center account.
          region_code: The country for which you're requesting verification.
      """
      # Gets OAuth Credentials.
      credentials = generate_user_credentials.main()

      # Creates a client.
      client = OmnichannelSettingsServiceClient(credentials=credentials)

      # The name of the omnichannel setting for which to request verification.
      name = f"accounts/{account_id}/omnichannelSettings/{region_code}"

      # Creates the request.
      request = RequestInventoryVerificationRequest(name=name)

      # Makes the request and catches and prints any error messages.
      try:
        print("Sending request inventory verification request:")
        response = client.request_inventory_verification(request=request)
        print("Omnichannel Setting after inventory verification request below:")
        print(response)
      except RuntimeError as e:
        print("An error has occured: ")
        print(e)


    if __name__ == "__main__":
      # The ID of the account to get the omnichannel settings for.
      _ACCOUNT = configuration.Configuration().read_merchant_info()

      # The country which you're targeting.
      _REGION_CODE = "{REGION_CODE}"

      request_inventory_verification(_ACCOUNT, _REGION_CODE)