farm-2.x-dev/modules/core/fieldkit/farm_fieldkit.install

<?php

/**
 * @file
 * Install, update and uninstall function for the farm_fieldkit module.
 */

use Drupal\consumers\Entity\Consumer;

/**
 * Implements hook_install().
 */
function farm_fieldkit_install() {

  // Create a consumer for the farmOS Field Kit client.
  $fk_consumer = Consumer::create([
    'label' => 'Field Kit',
    'client_id' => 'fieldkit',
    'redirect' => 'https://farmOS.app',
    'allowed_origins' => 'https://farmos.app',
    'owner_id' => '',
    'secret' => NULL,
    'confidential' => FALSE,
    'third_party' => FALSE,
    'grant_user_access' => TRUE,
    'limit_user_access' => TRUE,
    'limit_requested_access' => FALSE,
  ]);
  $fk_consumer->save();
}

/**
 * Implements hook_uninstall().
 */
function farm_fieldkit_uninstall() {

  // Load the fieldkit consumer.
  $consumers = \Drupal::entityTypeManager()->getStorage('consumer')
    ->loadByProperties(['client_id' => 'fieldkit']);

  // If found, delete the consumer.
  if (!empty($consumers)) {
    $client_consumer = reset($consumers);
    $client_consumer->delete();
  }
}