churen/app/shop/lib/Coupon.php

<?php

namespace Shop\Lib;

use Dever;

class Coupon
{
    # 获取分享活动的优惠券列表
    public function getData($shop_id)
    {
        $data = Dever::db('shop/coupon')->getData(array('shop_id' => $shop_id));

        if ($data) {
            foreach ($data as $k => $v) {
                $coupon = Dever::db('goods/coupon')->find($v['coupon_id']);
                $data[$k]['name'] = $coupon['name'];
            }
        }

        return $data;
    }

    # 获取分享活动的优惠券列表
    public function getAll($shop_id)
    {
        $data = Dever::db('shop/coupon_act_1')->getData(array('shop_id' => $shop_id));

        if ($data) {
        	foreach ($data as $k => $v) {
                $shop_coupon = Dever::db('shop/coupon')->getOne($v['shop_coupon_id']);
                if ($shop_coupon && $shop_coupon['total'] > 0) {
                    $info = Dever::db('goods/coupon')->one($shop_coupon['coupon_id']);
                    if (!$info) {
                        continue;
                    }
                    $data[$k]['cash'] = $info['cash'];
                    $data[$k]['total_cash'] = $info['total_cash'];
                    $data[$k]['total'] = $shop_coupon['total'];
                    $data[$k]['shop_coupon_id'] = $v['shop_coupon_id'];
                    $data[$k]['name'] = $info['name'];
                } else {
                    continue;
                }
        	}
        }

        return $data;
    }

    # 验证是否可以领取
    public function getOne($uid, $shop, $shop_coupon_id, $num = 1, $act = true)
    {
        if (!$shop_coupon_id) {
            return false;
        }
        if ($act) {
            $data = Dever::db('shop/coupon_act_1')->getOne(array('shop_id' => $shop['id'], 'shop_coupon_id' => $shop_coupon_id));

            if (!$data) {
                return false;
            }
        }
        

        $data = Dever::db('shop/coupon')->getOne($shop_coupon_id);

        if (!$data) {
            return false;
        }

        if ($data['total'] <= 0) {
            return false;
        }

        $user = Dever::db('shop/user_coupon')->find(array('uid' => $uid, 'shop_coupon_id' => $data['id'], 'status' => 1));

        if ($user) {
            return false;
        }

        $state = Dever::load('shop/lib/share')->getOne($uid, $shop['id'], 1);
        if (!$state) {
            return false;
        }

        $state = Dever::load('shop/lib/coupon.take_commit', $uid, $shop, $data, $num);
        if ($state) {
            return true;
        }

        return false;
    }

    # 领取
    public function take_commit($uid, $shop, $shop_coupon, $num = 1)
    {
        $add_num = 0;
        for ($i = 0; $i < $num; $i++) {
            $data['uid'] = $uid;
            $data['shop_id'] = $shop['id'];
            $data['city'] = $shop['city'];
            $data['coupon_id'] = $shop_coupon['coupon_id'];
            $data['shop_coupon_id'] = $shop_coupon['id'];
            $data['edate'] = time() + ($shop_coupon['day'] * 86400);
            //$data['cash'] = $cash;
            $id = Dever::db('shop/user_coupon')->insert($data);
            if ($id) {
                $add_num += 1;
            }
        }

        if ($add_num > 0) {
            Dever::db('shop/coupon')->updateNum(array('where_id' => $shop_coupon['id'], 'act_num' => $add_num));
        }

        return $id;
    }
}