churen/app/goods/lib/Coupon.php

<?php

namespace Goods\Lib;

use Dever;

class Coupon
{
    public function get_api()
    {
        $level_total = 2;

        # 当前联动级别
        $level_num = Dever::input('level_num');

        # 一般为id
        $level_id = Dever::input('level_id');

        if ($level_num == 1) {
            $method = Dever::db('goods/coupon')->config['method'];
            foreach ($method as $k => $v) {
            	if ($k != 1) {
            		$data[] = array('value' => $k, 'name' => $v);
            	}
            }
        } elseif ($level_num == 2) {
            $data = Dever::db('goods/coupon')->getAll(array('method' => $level_id));
        }

        if (!$data) {
            Dever::alert('error');
        }


        $result['level_total'] = $level_total;
        $result['list'] = $data;
        return $result;
    }
}