<?php

/**
 * @file
 * Install, update and uninstall functions for File module.
 */

/**
 * Implements hook_schema().
 */
function file_schema(): array {
  $schema['file_usage'] = [
    'description' => 'Track where a file is used.',
    'fields' => [
      'fid' => [
        'description' => 'File ID.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ],
      'module' => [
        'description' => 'The name of the module that is using the file.',
        'type' => 'varchar_ascii',
        'length' => DRUPAL_EXTENSION_NAME_MAX_LENGTH,
        'not null' => TRUE,
        'default' => '',
      ],
      'type' => [
        'description' => 'The name of the object type in which the file is used.',
        'type' => 'varchar_ascii',
        'length' => 64,
        'not null' => TRUE,
        'default' => '',
      ],
      'id' => [
        'description' => 'The primary key of the object using the file.',
        'type' => 'varchar_ascii',
        'length' => 64,
        'not null' => TRUE,
        'default' => 0,
      ],
      'count' => [
        'description' => 'The number of times this file is used by this object.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ],
    ],
    'primary key' => ['fid', 'type', 'id', 'module'],
    'indexes' => [
      'type_id' => ['type', 'id'],
      'fid_count' => ['fid', 'count'],
      'fid_module' => ['fid', 'module'],
    ],
  ];
  return $schema;
}

/**
 * Implements hook_update_last_removed().
 */
function file_update_last_removed(): int {
  return 8700;
}