<?php
// +----------------------------------------------------------------------
// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2017~2021 https://www.yiovo.com All rights reserved.
// +----------------------------------------------------------------------
// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
// +----------------------------------------------------------------------
// | Author: 萤火科技 <admin@yiovo.com>
// +----------------------------------------------------------------------
declare (strict_types = 1);

namespace app\api\model;

use app\api\service\User as UserService;
use app\common\exception\BaseException;
use app\common\library\helper;
use app\common\model\Coupon as CouponModel;
use app\common\model\GoodsCategoryRel;
use think\Db;

/**
 * 优惠券模型
 * Class Coupon
 * @package app\api\model
 */
class Coupon extends CouponModel
{
    /**
     * 隐藏字段
     * @var array
     */
    protected $hidden = [
        'receive_num',
        'is_delete',
        'create_time',
        'update_time',
    ];


    /**
     * 获取优惠券列表
     * @param int|null $limit 获取的数量
     * @param bool $onlyReceive 只显示可领取
     * @param int $is_limit_hour
     * @return \think\Collection
     * @throws BaseException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     */
    public function getLimitList(int $limit = null, bool $onlyReceive = false,int $is_limit_hour = 0)
    {
        // 查询构造器
        $query = $this->getNewQuery();
        // 只显示可领取(未过期,未发完)的优惠券
        if ($onlyReceive) {
            $query->where('IF ( `limit_total_type` = 10,`receive_num` <= `total_num`, `total_num`=0 )');
        }
        //限时券有公开券和领券中心类的券
        $query->where('public_lev','<',2);
        // 查询数量
        $limit > 0 && $query->limit($limit);
        // 优惠券列表
        $now = Date("Y-m-d H:i:s",time());
        $couponList = $query->where('receive_type','=',10)
            ->where('send_type','=',10)
            ->where('is_delete', '=', 0)
            ->where('audit_status','=',10)
            ->where('status','=',1)
            ->whereIn('is_show_position',[1,2])
            ->where('start_time','<',$now)
            ->where("end_time",">",$now)
            ->where('is_limit_hour','=',$is_limit_hour)
            ->where('activity_type','=',0)
            ->order(['start_hour'=>'asc','coupon_type'=>'asc','reduce_price'=>'desc', 'discount'=>'asc'])//'coupon_type'=>'asc','reduce_price'=>'desc', 'discount'=>'asc',
            ->select();
        // 获取用户已领取的优惠券
        return $this->setIsReceive($couponList);
    }


    /**
     * 获取优惠券列表
     * @param int|null $limit 获取的数量
     * @param bool $onlyReceive 只显示可领取
     * @param int $is_limit_hour
     * @param null $couponType
     * @param int $public_lev
     * @return \think\Collection
     * @throws BaseException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     */
    public function getList(int $limit = null, bool $onlyReceive = false,int $is_limit_hour = 0,$couponType = null,$public_lev=0,$source_id=0)
    {
        // 查询构造器
        $query = $this->getNewQuery();
        // 只显示可领取(未过期,未发完)的优惠券
        if ($onlyReceive) {
            $query->where('IF ( `limit_total_type` = 10,`receive_num` <= `total_num`, `total_num`=0 )');
        }

        //v1.4.0- 补充1.4.1添加开会员定向发放，不显示到领券中心
        if ($couponType){
            $query->where('coupon_type',$couponType);
        }else{
            $query->where('coupon_type','<',self::MEMBER_COUPON);
        }
        //1.4.41版本加入券是否公开类型
        if ($public_lev == 1 || $public_lev == 2){
            $query->whereIn('public_lev',[0,$public_lev]);
        }else{
            $query->where('public_lev',$public_lev);
        }
        if($source_id==1){
            $query->whereIn('is_show_position',[1,3]);
        }
        if($source_id==0){
            $query->whereIn('is_show_position',[1,2]);
        }

        // 查询数量
        $limit > 0 && $query->limit($limit);
        // 优惠券列表
        $now = Date("Y-m-d H:i:s",time());
        $couponList = $query->where('receive_type','=',10)
            ->where('send_type','=',10)
            ->where('is_delete', '=', 0)
            ->where('audit_status','=',10)
            ->where('status','=',1)
            ->where(function ($query) use ($now){//去除已失效的券
                $query->where('expire_type',10)->whereOr(function ($q) use ($now){
                    $q->where([['expire_type','=',20],['expire_time','>',$now]]);
                });
            })
            ->where('start_time','<',$now)
            ->where("end_time",">",$now)
            ->where('is_limit_hour','=',$is_limit_hour)
            ->where('activity_type','=',0)
            ->field('* ,	IF(
	expire_type = 20,
	yoshop_coupon.expire_time,
	DATE_ADD( now(), INTERVAL yoshop_coupon.expire_day DAY ) 
	) as tmp_expire_time ')
            ->order(['coupon_type'=>'asc','reduce_price'=>'desc','discount'=>'asc','tmp_expire_time' =>'asc', 'end_time'=>'asc'])
            ->select();
        // 获取用户已领取的优惠券
        return $this->setIsReceive($couponList);
    }

    /**
     * 获取优惠券落地页数据
     *
     * @param $couponId
     * @return mixed
     */
    public static function getDetail($couponId)
    {
        $now = Date("Y-m-d H:i:s",time());
        $data = self::where('coupon_id', $couponId)
            ->where('is_show_position','<>',4)
//            ->where('receive_type','=',10)
//            ->where('send_type','=',10)
//            ->where('is_delete', '=', 0)
//            ->where('audit_status','=',10)
//            ->where('status','=',1)
//            ->where(function ($query) use ($now){//去除已失效的券
//                $query->where('expire_type',10)->whereOr(function ($q) use ($now){
//                    $q->where([['expire_type','=',20],['expire_time','>',$now]]);
//                });
//            })
//            ->where('start_time','<',$now)
//            ->where("end_time",">",$now)
//            ->where('activity_type','=',0)
            ->field('* ,IF(
                expire_type = 20,
                yoshop_coupon.expire_time,
                DATE_ADD( now(), INTERVAL yoshop_coupon.expire_day DAY ) 
                ) as tmp_expire_time ')
            ->find();
        if (empty($data)) {
            return [];
        }
        // 获取用户已领取的优惠券
        $userInfo = UserService::getCurrentLoginUser();
        $data['user_coupon_id'] = 0;
        $data['is_receive'] = false;
        if ($userInfo !== false) {
            $UserCouponModel = new UserCoupon;
            $userCouponIds = $UserCouponModel->getUserCouponIds($userInfo['user_id']);
            $userTodayCouponIds = $UserCouponModel->getTodayUserCouponIds($userInfo['user_id']);
            $data['user_coupon_id'] = 0;
            //如果是会员生日礼券，需要找到这张券
            if ($data['coupon_type'] == self::MEMBER_BIRTH_COUPON){
                $uc = $UserCouponModel->getUserCouponId($userInfo['user_id'],$data['coupon_id']);
                $data['user_coupon_id'] = $uc['user_coupon_id']??0;
                $data['is_receive'] = boolval($uc);
            }else{
                if($data['limit_receive_type']==10){
                    $data['is_receive'] = in_array($data['coupon_id'], $userCouponIds);
                }else{
                    $data['is_receive'] = in_array($data['coupon_id'], $userTodayCouponIds);
                }
            }
        }
        return $data;
    }


    public function getListTwo(int $limit = null, bool $onlyReceive = false)
    {
        // 只显示可领取(未过期,未发完)的优惠券
        if ($onlyReceive) {
            $this->where(function($query){
                $query->where([
                    ['limit_total_type','=',10],
                    ['receive_num', 'exp', Db::raw('<=total_num')]
                ])->whereOr([
                    ['limit_total_type','=',20],
                    ['total_num','=',0]
                ]);
            });
        }
        // 查询数量
        $limit > 0 && $this->limit($limit);
        // 优惠券列表
        $now = Date("Y-m-d H:i:s",time());
        $couponList = $this->where('receive_type','=',10)
            ->where('send_type','=',10)
            ->where('is_delete', '=', 0)
            ->where('audit_status','=',10)
            ->where('status','=',1)
            ->whereIn('is_show_position',[1,2])
            ->where('start_time','<',$now)
            ->where("end_time",">",$now)
            ->order(['reduce_price'=>'desc', 'create_time' => 'desc'])
            ->select();
        // 获取用户已领取的优惠券
        return $this->setIsReceive($couponList);
    }

    /**
     * 获取用户已领取的优惠券
     * @param $couponList
     * @return mixed
     * @throws BaseException
     */
    private function setIsReceive($couponList) {
        // 获取用户已领取的优惠券
        $userInfo = UserService::getCurrentLoginUser();
        if ($userInfo !== false) {
            $UserCouponModel = new UserCoupon;
            $userCouponIds = $UserCouponModel->getUserCouponIds($userInfo['user_id']);
            $userTodayCouponIds = $UserCouponModel->getTodayUserCouponIds($userInfo['user_id']);
            foreach ($couponList as $key => $item) {
                $couponList[$key]['user_coupon_id'] = 0;
                //如果是会员生日礼券，需要找到这张券
                if ($item['coupon_type'] == self::MEMBER_BIRTH_COUPON){
                    $uc = $UserCouponModel->getUserCouponId($userInfo['user_id'],$item['coupon_id']);
                    $couponList[$key]['user_coupon_id'] = $uc['user_coupon_id']??0;
                    $couponList[$key]['is_receive'] = boolval($uc);
                }else{
                    if($item['limit_receive_type']==10){
                        $couponList[$key]['is_receive'] = in_array($item['coupon_id'], $userCouponIds);
                    }else{
                        $couponList[$key]['is_receive'] = in_array($item['coupon_id'], $userTodayCouponIds);
                    }
                }
               
            }
        }
        return $couponList;
    }

    //查找优惠券中哪些是新用户自动领取的
    public function checkCouponIdBySendType(array $coupon_id_arr = [],int $send_type =20){
        $couponIdArray = $this->where('send_type','=',$send_type)
            ->where('coupon_id','in',$coupon_id_arr)
            ->column('coupon_id');
        return $couponIdArray;
    }

    // /**
    //  * 优惠券状态 (是否可领取)
    //  * @param $value
    //  * @param $data
    //  * @return array
    //  */
    public function getStateAttr($value, $data)
    {
        if (isset($data['limit_total_type'])&&$data['limit_total_type']==10&&isset($data['total_num'])&&$data['total_num'] > -1 && $data['receive_num'] >= $data['total_num']) {
            return ['text' => '领完啦', 'value' => -1];
        }

        if (isset($data['is_receive']) && $data['is_receive']) {
            //看下是否存在
            $userInfo = UserService::getCurrentLoginUser();
            if($userInfo!=false){
                 $userCouponModel = new UserCoupon;
                 if($data['limit_receive_type']==10){ //限制总数
                    $userCouponIds = $userCouponModel->getUserCouponIds($userInfo['user_id']);
                 }
                 if($data['limit_receive_type']==20){ //限制每天总数
                    $userCouponIds = $userCouponModel->getTodayUserCouponIds($userInfo['user_id']);
                 }
                 $ac = array_count_values($userCouponIds);
                 $coupon_id = $data['coupon_id'];
                 if(isset($ac[$coupon_id])){
                    if($data['limit_receive_cnt']>$ac[$coupon_id]){
                        if($data['is_limit_hour']==0){
                            return  ['text' => '正常', 'value' => 1];
                        }
                        if($data['is_limit_hour']==1){
                            $now = Date("Y-m-d H:i:s",time());
                            $today_start = Date("Y-m-d",time())." ".$data['start_hour'].":00:00";
                            $today_end =  Date("Y-m-d",time())." ".$data['end_hour'].":00:00";

                            if($now > $today_start&&$now < $today_end){
                                return ['text'=>'正常','value'=>1];
                            }
                            if($today_start>$now){
                                return ['text'=>'即将开始','value'=>-2];
                            }
                        }
                    }
                    return ['text' => '已领取', 'value' => 0];
                 }
            }else{
                 return ['text' => '已领取', 'value' => 0];
            }
        }

        if (!isset($data['is_limit_hour'])){
            return ['text' => '领完啦', 'value' => -1];
        }
        if(isset($data['is_limit_hour']) && $data['is_limit_hour']==0){
            return  ['text' => '正常', 'value' => 1];
        }
        if(isset($data['is_limit_hour']) && $data['is_limit_hour'] == 1){
            $now = Date("Y-m-d H:i:s",time());
            $today_start = Date("Y-m-d",time())." ".$data['start_hour'].":00:00";
            $today_end =  Date("Y-m-d",time())." ".$data['end_hour'].":00:00";

            if($now > $today_start&&$now < $today_end){
                return ['text'=>'正常','value'=>1];
            }
            if($today_start > $now){
                return ['text'=>'即将开始','value'=>-2];
            }
        }
    }

    /**
     * 验证优惠券是否可领取
     * @return bool
     */
    public function checkReceive()
    {   
        //10 限制优惠券总数量 20 不限制总数量
        if ($this['limit_total_type']==10&&$this['total_num'] > -1 && $this['receive_num'] >= $this['total_num']) {
            $this->error = '优惠券已发完';
            return false;
        }
        return true;
    }

    /**
     * 累计已领取数量 同时减可用数量
     * @return mixed
     */
    public function setIncReceiveNum()
    {
         $this->setInc($this['coupon_id'], 'receive_num', 1);
         if($this['limit_total_type']==10){
            $this->setDec($this['coupon_id'], 'avaiable_num', 1);
         }
    }


    public static function showDetail($couponId){
        return   Coupon::where('coupon_id',$couponId)
            ->field('coupon_id,name,reduce_price,min_price,status,audit_status,is_limit_hour,expire_time')->find();

    }

    //获取开通会员礼包优惠券列表
    public function getMemList(){
        $filter[] = ['is_delete','=',0];
        $filter[] = ['end_time','>',date('Y-m-d H:i:s')];
        $filter[] = ['start_time','<',date('Y-m-d H:i:s')];
        $filter[] = ['status','=',1];
        $filter[] = ['audit_status','=',10];
        $filter[] = ['receive_type','=',20];
        $filter[] = ['expire_type','=',10];
        $filter[] = ['coupon_type','=',Coupon::MEMBER_COUPON];

        $list = Coupon::where($filter)->select();
        return $list;
    }


}