<?php

namespace User\Lib;

use Dever;

class Collection
{
    # 保存信息
    public function up($ticket_id, $uid, $source_uid, $info_id, $num = 1)
    {
        $ticket = Dever::db('user/ticket')->one($ticket_id);
        if (!$ticket) {
            return false;
        }
        if ($ticket['num'] > 0 && $ticket['num'] >= $num) {
            $where['uid'] = $uid;
            $where['info_id'] = $info_id;
            $where['ticket_id'] = $ticket_id;
            $info = Dever::db('user/collection')->one($where);
            if (!$info) {
                $where['num'] = $num;
                $where['source_uid'] = $source_uid;
                Dever::db('user/collection')->insert($where);
                Dever::db('user/ticket')->des(array('where_id' => $ticket_id, 'num' => $num));
            }
            return true;
        } else {
            return false;
        }
        
    }

    # 获取信息
    public function check($uid, $info_id)
    {
        $where['uid'] = $uid;
        $where['info_id'] = $info_id;
        $info = Dever::db('user/collection')->one($where);

        return $info;
    }
}