NN2021052501/app/Services/ActivityService.php

<?php
// +----------------------------------------------------------------------
// | Laravel框架 [ Laravel ]
// +----------------------------------------------------------------------
// | 版权所有 2017~2021 南京Laravel研发中心
// +----------------------------------------------------------------------
// | 官方网站: http://www.laravel.cn
// +----------------------------------------------------------------------
// | Author: wesmiler <12345678@qq.com>
// +----------------------------------------------------------------------

namespace App\Services;

use App\Models\ActivityBooksModel;
use App\Models\ActivityModel;
use App\Models\MemberModel;
use App\Models\TradeModel;
use Illuminate\Support\Facades\DB;

/**
 * 寺院活动管理-服务类
 * @author wesmiler
 * @since 2020/11/11
 * Class ActivityService
 * @package App\Services
 */
class ActivityService extends BaseService
{
    protected static $instance = null;

    /**
     * 构造函数
     * @author wesmiler
     * @since 2020/11/11
     * ActivityService constructor.
     */
    public function __construct()
    {
        $this->model = new ActivityModel();
        $this->bookModel = new ActivityBooksModel();
        $this->memberModel = new MemberModel();
        $this->tradeModel = new TradeModel();
    }

    /**
     * 静态入口
     * @return ActivityService()|null
     */
    public static function make(){
        if(!self::$instance){
            self::$instance = new ActivityService();
        }

        return self::$instance;
    }

    /**
     * 获取友链列表
     * @return array
     * @since 2020/11/11
     * @author wesmiler
     */
    public function getList()
    {
        $params = request()->all();
        return parent::getList();
    }

    /**
     * 添加或编辑
     * @return array
     * @since 2020/11/11
     * @author wesmiler
     */
    public function edit()
    {
        $data = request()->all();

        // 图片处理
        $image = trim($data['thumb']);
        $id = isset($data['id']) ? $data['id'] : 0;
        if (!$id && !$image) {
            return message('请上传活动图片', false);
        }
        if (strpos($image, "temp")) {
            $data['thumb'] = save_image($image, 'item');
        } else {
            $data['thumb'] = str_replace(IMG_URL, "", $data['thumb']);
        }

        $data['update_time'] = time();
        return parent::edit($data); // TODO: Change the autogenerated stub
    }

    /**
     * 报名处理
     * @param $userId 用户ID
     * @return array
     */
    public function books($userId){
        $params = request()->all();
        $gdName = isset($params['gd_name'])? trim($params['gd_name']) : '';
        $wsName = isset($params['ws_name'])? trim($params['ws_name']) : '';
        $couponGive = isset($params['coupon_give'])? intval($params['coupon_give']) : 0;
        $xyContent = isset($params['xy_content'])? trim($params['xy_content']) : '';

        // 验证活动
        $aid = isset($params['id'])? intval($params['id']) : 0;
        $activityInfo = $this->model::where(['id'=> $aid, 'status'=> 1, 'mark'=> 1])
            ->select(['id','type','price','status','publish_at'])
            ->first();

        $activityInfo = $activityInfo? $activityInfo->toArray() : [];
        if(empty($activityInfo)){
            return message('活动不存在或已取消', false);
        }

        $coupon = isset($activityInfo['price'])? $activityInfo['price'] : 0;
        $publishAt = isset($activityInfo['publish_at'])? $activityInfo['publish_at'] : '';
        $type = isset($activityInfo['type'])? $activityInfo['type'] : 1;
        $times = $publishAt? explode('-', $publishAt) : [];
        $timeStart = isset($times[0])? $times[0] : '';
        $timeEnd = isset($times[1])? $times[1] : '';
        $curDate = date('m-d');
        if($timeStart && $timeEnd && ($curDate< $timeStart || $curDate > $timeEnd)){
            return message('活动已结束', false);
        }

        // 验证账户
        $couponTotal = intval($couponGive+$coupon);
        $memberInfo = $this->memberModel::where(['id'=> $userId, 'status'=>1])->select(['id','coupon','nickname'])->first();
        if(!$memberInfo){
            return message('当前账户已冻结或用户不存在无法操作', false);
        }

        $memberCoupon = $memberInfo->coupon;
        if($memberCoupon < $couponTotal){
            return message('您的账户不足，请先充值', false,[],'1003');
        }

        $data = [
            'aid'=> $aid,
            'user_id'=> $userId,
            'order_sn'=> get_order_num('B'),
            'coupon'=> $coupon,
            'coupon_give'=> $couponGive,
            'gd_name'=> $gdName,
            'ws_name'=> $wsName,
            'xy_content'=> $xyContent,
            'create_time'=> time(),
            'status'=> 1,
        ];

        // 扣款和处理
        DB::beginTransaction();
        if(!$this->memberModel::where(['id'=> $userId, 'status'=>1])->decrement('coupon', $couponTotal)){
            DB::rollBack();
            return message('账户扣除失败', false);
        }

        // 交易明细
        $types = [1=>'代订', 2=>'助印',3=>'供奉'];
        $typeName = isset($types[$type])? $types[$type] : '参加寺院活动';
        $tradeData = [
            'user_id'=> $userId,
            'type'=> 1,
            'money'=> $couponTotal,
            'balance'=> $memberCoupon,
            'create_time'=> time(),
            'remark'=> "用户{$memberInfo->nickname}{$typeName}消费{$couponTotal}券",
        ];

        if(!$this->tradeModel::insert($tradeData)){
            DB::rollBack();
            return message('交易处理失败', false);
        }

        // 报名记录
        if(!$bid = $this->bookModel::insert($data)){
            DB::rollBack();
            return message('报名处理失败', false);
        }

        DB::commit();
        return message('请上传活动图片', true, ['id'=> $bid]);
    }
}