<?php

	namespace vlw\Scaffold\Database;

	use vlw\MySQL\MySQL;

	use vlw\Scaffold\Database\Paginate;

	require_once dirname(__DIR__, 1) . "/Helpers/Paginate.php";

	/**
	 * Wrapper for vlw\MySQL which reads credentials from .env.ini in the project root.
	 */
	class Database extends MySQL {
		public const DATE_FORMAT     = "Y-m-d";
		public const DATETIME_FORMAT = "Y-m-d H:i:s";

		/**
		 * Wrap a new vlw/MySQL instance with credentials from project .env.ini
		 */
		public function __construct() {
			parent::__construct(
				$_ENV["mariadb"]["host"],
				$_ENV["mariadb"]["user"],
				$_ENV["mariadb"]["pass"],
				$_ENV["mariadb"]["db"],
			);
		}

		/**
		 * Paginate request by chaining this after vlw/MySQL->from() and before vlw/MySQL->select()
		 *
		 * @param ?Paginate $paginate a vlw\Scaffold\Helper\Paginate instance
		 * @return self Instance chainable with vlw\MySQL
		 */
		public function paginate(?Paginate &$paginate = null): self {
			return $paginate ? $this->limit($paginate->size, $paginate->offset) : $this;
		}
	}