<?php

namespace mt;

use phpcommon;

class Drop {

    public static function get($id)
    {
        return array_key_exists($id, self::getMetaList()) ? self::getMetaList()[$id] : null;
    }

    public static function getOldDrop($id)
    {
        $meta = self::get($id);
        return array(
            'drop_id' => $meta['drop_id'],
            'item_id' => $meta['item_id'],
            'num' => $meta['num'],
            'weight' => $meta['weight'],
            'type' => $meta['type'],
            'time' => $meta['time'],
        );
    }

    public static function getDropData($meta)
    {
        $itemIds = splitStr1($meta['item_id']);
        $itemNums = splitStr1($meta['num']);
        $result = array();
        if (count($itemIds) == count($itemNums)) {
            for ($i = 0; $i < count($itemIds); ++$i) {
                array_push($result, array(
                    'item_id' => $itemIds[$i],
                    'item_num' => $itemNus[$i],
                    'time' => 0
                ));
            }
        }
        return $result;
    }

    protected static function getMetaList()
    {
        if (!self::$metaList) {
            self::$metaList = getMetaTable('drop@drop.php');
        }
        return self::$metaList;
    }

    protected static $metaList;

}