WP_Application_Passwords::create_new_application_password( int $user_id, array $args = array() )

	public static function create_new_application_password( $user_id, $args = array() ) {
		if ( ! empty( $args['name'] ) ) {
			$args['name'] = sanitize_text_field( $args['name'] );
		}

		if ( empty( $args['name'] ) ) {
			return new WP_Error( 'application_password_empty_name', __( 'An application name is required to create an application password.' ), array( 'status' => 400 ) );
		}

		if ( self::application_name_exists_for_user( $user_id, $args['name'] ) ) {
			return new WP_Error( 'application_password_duplicate_name', __( 'Each application name should be unique.' ), array( 'status' => 409 ) );
		}

		$new_password    = wp_generate_password( static::PW_LENGTH, false );
		$hashed_password = wp_hash_password( $new_password );

		$new_item = array(
			'uuid'      => wp_generate_uuid4(),
			'app_id'    => empty( $args['app_id'] ) ? '' : $args['app_id'],
			'name'      => $args['name'],
			'password'  => $hashed_password,
			'created'   => time(),
			'last_used' => null,
			'last_ip'   => null,
		);

		$passwords   = static::get_user_application_passwords( $user_id );
		$passwords[] = $new_item;
		$saved       = static::set_user_application_passwords( $user_id, $passwords );

		if ( ! $saved ) {
			return new WP_Error( 'db_error', __( 'Could not save application password.' ) );
		}

		$network_id = get_main_network_id();
		if ( ! get_network_option( $network_id, self::OPTION_KEY_IN_USE ) ) {
			update_network_option( $network_id, self::OPTION_KEY_IN_USE, true );
		}

		/**
		 * Fires when an application password is created.
		 *
		 * @since 5.6.0
		 *
		 * @param int    $user_id      The user ID.
		 * @param array  $new_item     {
		 *     The details about the created password.
		 *
		 *     @type string $uuid      The unique identifier for the application password.
		 *     @type string $app_id    A UUID provided by the application to uniquely identify it.
		 *     @type string $name      The name of the application password.
		 *     @type string $password  A one-way hash of the password.
		 *     @type int    $created   Unix timestamp of when the password was created.
		 *     @type null   $last_used Null.
		 *     @type null   $last_ip   Null.
		 * }
		 * @param string $new_password The unhashed generated application password.
		 * @param array  $args         {
		 *     Arguments used to create the application password.
		 *
		 *     @type string $name   The name of the application password.
		 *     @type string $app_id A UUID provided by the application to uniquely identify it.
		 * }
		 */
		do_action( 'wp_create_application_password', $user_id, $new_item, $new_password, $args );

		return array( $new_password, $new_item );
	}