Database.php
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<?php
declare(strict_types=1);
namespace AC\ListScreenRepository;
use AC\Exception\MissingListScreenIdException;
use AC\ListScreen;
use AC\ListScreenCollection;
use AC\ListScreenFactory;
use AC\ListScreenRepositoryWritable;
use AC\Type\ListScreenId;
use LogicException;
final class Database implements ListScreenRepositoryWritable
{
use ListScreenRepositoryTrait;
private const TABLE = 'admin_columns';
private $list_screen_factory;
public function __construct(ListScreenFactory $list_screen_factory)
{
$this->list_screen_factory = $list_screen_factory;
}
protected function find_from_source(ListScreenId $id): ?ListScreen
{
global $wpdb;
$sql = $wpdb->prepare(
'
SELECT *
FROM ' . $wpdb->prefix . self::TABLE . '
WHERE list_id = %s
',
(string)$id
);
$row = $wpdb->get_row($sql);
if ( ! $row) {
return null;
}
return $this->create_list_screen($row);
}
protected function find_all_from_source(): ListScreenCollection
{
global $wpdb;
$sql = '
SELECT *
FROM ' . $wpdb->prefix . self::TABLE . '
';
return $this->create_list_screens(
$wpdb->get_results($sql)
);
}
protected function find_all_by_key_from_source(string $key): ListScreenCollection
{
global $wpdb;
$sql = $wpdb->prepare(
'
SELECT *
FROM ' . $wpdb->prefix . self::TABLE . '
WHERE list_key = %s
',
$key
);
return $this->create_list_screens(
$wpdb->get_results($sql)
);
}
public function save(ListScreen $list_screen): void
{
global $wpdb;
if ( ! $list_screen->has_id()) {
throw MissingListScreenIdException::from_saving_list_screen();
}
$args = [
'list_id' => $list_screen->get_layout_id(),
'list_key' => $list_screen->get_key(),
'title' => $list_screen->get_title(),
'columns' => $list_screen->get_settings() ? serialize($list_screen->get_settings()) : null,
'settings' => $list_screen->get_preferences() ? serialize($list_screen->get_preferences()) : null,
'date_modified' => $list_screen->get_updated()->format('Y-m-d H:i:s'),
];
$table = $wpdb->prefix . self::TABLE;
$exists = $this->exists($list_screen->get_id());
if ($exists) {
$wpdb->update(
$table,
$args,
[
'list_id' => (string)$list_screen->get_id(),
],
array_fill(0, 6, '%s')
);
} else {
$args['date_created'] = $args['date_modified'];
$wpdb->insert(
$table,
$args,
array_fill(0, 7, '%s')
);
}
}
public function delete(ListScreen $list_screen): void
{
global $wpdb;
if ( ! $list_screen->has_id()) {
throw new LogicException('Cannot delete a ListScreen without an identity.');
}
$wpdb->delete(
$wpdb->prefix . self::TABLE,
[
'list_id' => (string)$list_screen->get_id(),
],
[
'%s',
]
);
}
private function create_list_screen(object $data): ?ListScreen
{
if ( ! $this->list_screen_factory->can_create($data->list_key)) {
return null;
}
return $this->list_screen_factory->create(
$data->list_key,
[
'title' => $data->title,
'list_id' => $data->list_id,
'date' => $data->date_modified,
'preferences' => $data->settings ? unserialize($data->settings, ['allowed_classes' => false]) : [],
'columns' => $data->columns ? unserialize($data->columns, ['allowed_classes' => false]) : [],
'group' => null,
]
);
}
private function create_list_screens(array $rows): ListScreenCollection
{
$list_screens = array_filter(
array_map([$this, 'create_list_screen'], $rows)
);
return new ListScreenCollection($list_screens);
}
}