<?php

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

use Drupal\Core\File\Exception\FileException;
use Drupal\Core\File\FileSystemInterface;
use Drupal\locale\StreamWrapper\TranslationsStream;

/**
 * Implements hook_install().
 */
function locale_install(): void {
  // Create the interface translations directory and ensure it's writable.
  $directory = TranslationsStream::basePath();
  \Drupal::service('file_system')->prepareDirectory($directory, FileSystemInterface::CREATE_DIRECTORY | FileSystemInterface::MODIFY_PERMISSIONS);
}

/**
 * Implements hook_uninstall().
 */
function locale_uninstall(): void {
  $config = \Drupal::config('locale.settings');
  // Delete all JavaScript translation files.
  $locale_js_directory = 'assets://' . $config->get('javascript.directory');

  if (is_dir($locale_js_directory)) {
    $locale_javascripts = \Drupal::state()->get('locale.translation.javascript', []);
    /** @var \Drupal\Core\File\FileSystemInterface $file_system */
    $file_system = \Drupal::service('file_system');
    foreach ($locale_javascripts as $langcode => $file_suffix) {
      if (!empty($file_suffix)) {
        try {
          $file_system->delete($locale_js_directory . '/' . $langcode . '_' . $file_suffix . '.js');
        }
        catch (FileException) {
          // Ignore and continue.
        }
      }
    }
    // Delete the JavaScript translations directory if empty.
    if (is_dir($locale_js_directory)) {
      if (!$file_system->scanDirectory($locale_js_directory, '/.*/')) {
        $file_system->rmdir($locale_js_directory);
      }
    }
  }

  // Clear variables.
  \Drupal::state()->delete('system.javascript_parsed');
  \Drupal::state()->delete('locale.translation.plurals');
  \Drupal::state()->delete('locale.translation.javascript');
}

/**
 * Implements hook_schema().
 */
function locale_schema(): array {
  $schema['locales_source'] = [
    'description' => 'List of English source strings.',
    'fields' => [
      'lid' => [
        'type' => 'serial',
        'not null' => TRUE,
        'description' => 'Unique identifier of this string.',
      ],
      'source' => [
        'type' => 'text',
        'mysql_type' => 'blob',
        'not null' => TRUE,
        'description' => 'The original string in English.',
      ],
      'context' => [
        'type' => 'varchar_ascii',
        'length' => 255,
        'not null' => TRUE,
        'default' => '',
        'description' => 'The context this string applies to.',
      ],
      'version' => [
        'type' => 'varchar_ascii',
        'length' => 20,
        'not null' => TRUE,
        'default' => 'none',
        'description' => 'Version of Drupal where the string was last used (for locales optimization).',
      ],
    ],
    'primary key' => ['lid'],
    'indexes' => [
      'source_context' => [['source', 30], 'context'],
    ],
  ];

  $schema['locales_target'] = [
    'description' => 'Stores translated versions of strings.',
    'fields' => [
      'lid' => [
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'description' => 'Source string ID. References {locales_source}.lid.',
      ],
      'translation' => [
        'type' => 'text',
        'mysql_type' => 'blob',
        'not null' => TRUE,
        'description' => 'Translation string value in this language.',
      ],
      'language' => [
        'type' => 'varchar_ascii',
        'length' => 12,
        'not null' => TRUE,
        'default' => '',
        'description' => 'Language code. References {language}.langcode.',
      ],
      'customized' => [
        'type' => 'int',
        'not null' => TRUE,
        // LOCALE_NOT_CUSTOMIZED.
        'default' => 0,
        'description' => 'Boolean indicating whether the translation is custom to this site.',
      ],
    ],
    'primary key' => ['language', 'lid'],
    'foreign keys' => [
      'locales_source' => [
        'table' => 'locales_source',
        'columns' => ['lid' => 'lid'],
      ],
    ],
    'indexes' => [
      'lid' => ['lid'],
    ],
  ];

  $schema['locales_location'] = [
    'description' => 'Location information for source strings.',
    'fields' => [
      'lid' => [
        'type' => 'serial',
        'not null' => TRUE,
        'description' => 'Unique identifier of this location.',
      ],
      'sid' => [
        'type' => 'int',
        'not null' => TRUE,
        'description' => 'Unique identifier of this string.',
      ],
      'type' => [
        'type' => 'varchar_ascii',
        'length' => 50,
        'not null' => TRUE,
        'default' => '',
        'description' => 'The location type (file, config, path, etc).',
      ],
      'name' => [
        'type' => 'varchar',
        'length' => 255,
        'not null' => TRUE,
        'default' => '',
        'description' => 'Type dependent location information (file name, path, etc).',
      ],
      'version' => [
        'type' => 'varchar_ascii',
        'length' => 20,
        'not null' => TRUE,
        'default' => 'none',
        'description' => 'Version of Drupal where the location was found.',
      ],
    ],
    'primary key' => ['lid'],
    'foreign keys' => [
      'locales_source' => [
        'table' => 'locales_source',
        'columns' => ['sid' => 'lid'],
      ],
    ],
    'indexes' => [
      'string_type' => ['sid', 'type'],
      'type_name' => ['type', 'name'],
    ],
  ];

  $schema['locale_file'] = [
    'description' => 'File import status information for interface translation files.',
    'fields' => [
      'project' => [
        'type' => 'varchar_ascii',
        'length' => '255',
        'not null' => TRUE,
        'default' => '',
        'description' => 'A unique short name to identify the project the file belongs to.',
      ],
      'langcode' => [
        'type' => 'varchar_ascii',
        'length' => '12',
        'not null' => TRUE,
        'default' => '',
        'description' => 'Language code of this translation. References {language}.langcode.',
      ],
      'filename' => [
        'type' => 'varchar',
        'length' => 255,
        'not null' => TRUE,
        'default' => '',
        'description' => 'Filename of the imported file.',
      ],
      'version' => [
        'type' => 'varchar',
        'length' => '128',
        'not null' => TRUE,
        'default' => '',
        'description' => 'Version tag of the imported file.',
      ],
      'uri' => [
        'type' => 'varchar',
        'length' => 255,
        'not null' => TRUE,
        'default' => '',
        'description' => 'URI of the remote file, the resulting local file or the locally imported file.',
      ],
      'timestamp' => [
        'type' => 'int',
        'not null' => FALSE,
        'default' => 0,
        'description' => 'Unix timestamp of the imported file.',
        'size' => 'big',
      ],
      'hash' => [
        'type' => 'varchar_ascii',
        'length' => 32,
        'not null' => TRUE,
        'default' => '',
        'description' => 'The hash of the imported file.',
      ],
      'last_checked' => [
        'type' => 'int',
        'not null' => FALSE,
        'default' => 0,
        'description' => 'Unix timestamp of the last time this translation was confirmed to be the most recent release available.',
        'size' => 'big',
      ],
    ],
    'primary key' => ['project', 'langcode'],
  ];
  return $schema;
}

/**
 * Implements hook_update_last_removed().
 */
function locale_update_last_removed(): int {
  return 10100;
}

/**
 * Add an index on locales_location on type and name.
 */
function locale_update_10300(): void {
  $spec = [];
  $spec['locales_location'] = [
    'description' => 'Location information for source strings.',
    'fields' => [
      'lid' => [
        'type' => 'serial',
        'not null' => TRUE,
        'description' => 'Unique identifier of this location.',
      ],
      'sid' => [
        'type' => 'int',
        'not null' => TRUE,
        'description' => 'Unique identifier of this string.',
      ],
      'type' => [
        'type' => 'varchar_ascii',
        'length' => 50,
        'not null' => TRUE,
        'default' => '',
        'description' => 'The location type (file, config, path, etc).',
      ],
      'name' => [
        'type' => 'varchar',
        'length' => 255,
        'not null' => TRUE,
        'default' => '',
        'description' => 'Type dependent location information (file name, path, etc).',
      ],
      'version' => [
        'type' => 'varchar_ascii',
        'length' => 20,
        'not null' => TRUE,
        'default' => 'none',
        'description' => 'Version of Drupal where the location was found.',
      ],
    ],
    'primary key' => ['lid'],
    'foreign keys' => [
      'locales_source' => [
        'table' => 'locales_source',
        'columns' => ['sid' => 'lid'],
      ],
    ],
    'indexes' => [
      'string_type' => ['sid', 'type'],
      'type_name' => ['type', 'name'],
    ],
  ];
  $schema = \Drupal::database()->schema();
  // If the update has been manually applied, recreate the index using the
  // current schema.
  if ($schema->indexExists('locales_location', 'type_name')) {
    $schema->dropIndex('locales_location', 'type_name');
  }
  $schema->addIndex('locales_location', 'type_name', ['type', 'name'], $spec['locales_location']);
}

/**
 * Add a hash column to the {locale_file} table.
 */
function locale_update_11401(): void {
  $spec = [
    'type' => 'varchar_ascii',
    'length' => 32,
    'not null' => TRUE,
    'default' => '',
    'description' => 'The hash of the imported file.',
  ];
  $schema = \Drupal::database()->schema();
  if (!$schema->fieldExists('locale_file', 'hash')) {
    $schema->addField('locale_file', 'hash', $spec);
  }
}