<?php

namespace app\common\model;

use think\Model;
use think\Request;
use think\Config;

class Collection extends Model {
    use \app\common\traits\IndexModel;

    public function getList($where = null, $order = null, $field = null, $limit = null) {
        $this->alias('a')->join('product b', 'a.coll_id=b.id', 'LEFT');

        if ($where) {
            $this->where($where);
        }
        if ($order) {
            $this->order($order);
        }
        if ($field) {
            $this->field($field);
        }
        if ($limit) {
            $this->limit($limit);
        }

        $result = $this->paginate($limit);
        return $result;
    }

}