<?php

declare(strict_types=1);
/**
 * This file is part of Hyperf.
 *
 * @link     https://www.hyperf.io
 * @document https://doc.hyperf.io
 * @contact  group@hyperf.io
 * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
 */
namespace App\Controller;

use App\Model\CouponUserRecType;
use App\Model\Coupon;
use App\Model\CouponRec;
use Hyperf\DbConnection\Db;
use Hyperf\Redis\Redis;
use Hyperf\Utils\ApplicationContext;

class CouponController extends BaseController
{

    /**
     * 获取用户可领取优惠卷接口
    */
    public function getSystemCouponUserList(){
        $user_id = $this->request->input('user_id');
        $receive_type = $this->request->input('receive_type');

        $c_ids =  CouponUserRecType::where('receive_type',$receive_type)->pluck('system_coupon_user_id');
        $nowTime = time();
        $cr_ids = CouponRec::where('user_id',$user_id)->pluck('system_coupon_user_id');

        $ids = array_merge($c_ids->toArray(),$cr_ids->toArray());

        $ids = collect($ids)->unique();

        $c = Db::table('ims_system_coupon_user as u')
        ->where([
            ['u.end_time','>',$nowTime],
            ['u.start_time','<=',$nowTime],
            ['u.status','=',1],
        ])
        ->join('ims_system_coupon_user_receivetype as type', 'u.id', '=', 'type.system_coupon_user_id')
        ->whereRaw('inventory_use <= inventory')
        ->whereIn('u.id',$ids)
        ->select('u.*','type.one_receive_number')
        ->orderBy('u.weigh','desc')
        ->limit(4)
        ->get();
        return $this->success(['not_reveive'=>$c]);
    }

    public function userCouponAccount()
    {
        $user_id = $this->request->input('user_id');
        $nowTime = time();

        $userCouponCount = DB::table('ims_system_coupon_user_receive')
        ->leftJoin('ims_system_coupon_user', 'ims_system_coupon_user_receive.system_coupon_user_id', '=', 'ims_system_coupon_user.id')
        ->count();
        // $userCouponCount = CouponRec::with('coupon')->where('user_id',$user_id)->where('usable_start_time','<=',$nowTime)
        // ->where('usable_end_time','>',$nowTime)->count();
        return $this->success(['total'=>$userCouponCount]);

    }

    public function userReceiveCoupon()
    {
        $userId      = $this->request->input("user_id");
        $receiveType = $this->request->input("receive_type");
        $ids         = $this->request->input("ids");
        $test        = $this->request->input("test", 0);

        $ids     = explode(',', $ids);
        $cps     = Coupon::whereIn('id', $ids)->get();
        $now     = time();
        $success = [];
        $fail    = [];
        foreach ($cps as $key => $cp) {
            $crt = CouponUserRecType::where(
                [
                    'system_coupon_user_id' => $cp->id,
                    'receive_type'          => $receiveType
                ]
            )->first();

            $cr                        = new CouponRec;
            $cr->user_id               = $userId;
            $cr->system_coupon_user_id = $cp->id;
            $cr->order_main_id         = 0;
            $cr->receive_time          = $now;
            $cr->number                = $crt->one_receive_number;
            $cr->number_remain         = $crt->one_receive_number;
            $cr->status                = 0;
            $cr->update_time           = $now;
            $cr->receive_type          = $receiveType;
            if ($test && ($cp->id % 2)) {
                $fail[] = $cp;
            } else {
                //TODO 会有超发情况
                //如果优惠卷库存小于等于已领取的数量, 则返回领取失败的优惠券
                if ($cp->inventory<=$cp->inventory_use||$cp->inventory<=($cp->inventory_use+$cr->number)){
                    $fail[] = $cp;
                }else{
                    $cp->inventory_use += $cr->number;//记录已领取的数量
                    if ($cr->save()&&$cp->save()) {
                        $success[] = $cp;
                    } else {
                        $fail[] = $cp;
                    }
                }
            }

        }

        return $this->success([
            'success' => $success,
            'fail'    => $fail,
        ]);

    }

     /**
     * 获取用户已经领取的优惠卷列表 
    */
    public function getUserReceiveCouponList()
    {
        $userId = $this->request->input("user_id");
        $nowTime = time();

        $couponIds = CouponRec::where('user_id',$userId)
        ->whereIn('status',[0,1])
        ->orderBy('receive_time','desc')
        ->get()
        ->pluck('system_coupon_user_id');

        $not_expired = [];
        $expired = [];

        $couponIds = $couponIds->toArray();
        $coupons = Coupon::orderByRaw('FIELD(id, '.implode(", " , $couponIds).')')->get();


        foreach ($coupons as $key => $coupon) {
            if($coupon->usable_end_time < $nowTime){
                $expired[] = $coupon;
            }else{
                $not_expired[] = $coupon;
            }
        }
        $ret = ['not_expired'=>$not_expired,'expired'=>$expired];

        return $this->success($ret);

    }

    /**
     * 获取用户当前订单可用的优惠券列表
     * 按分类（1订单 等优惠）分组返回
     */
    public function getUserAvailableCoupons()
    {
        // 获取参数
        # 订单金额
        $orderAmount = $this->request->input('order_amount',0);
        # 用户id
        $userId = $this->request->input('user_id',0);
        # 市场id
        $marketId = $this->request->input('market_id',0);
        # 类型，1全平台 2线上 3线下，20200718默认全平台
        $type = $this->request->input('type',1);
        # 店铺类型id
        $storetypeId = $this->request->input('storetype_id',0);
        $storetypeIds = explode(',', str_replace('，', ',', $storetypeId));

        // 获取用户优惠券
        $currentTime = time();

        $container = ApplicationContext::getContainer();
        $redis = $container->get(Redis::class);
        $couponIds = $redis->sMembers('coupon_'.date('Ymd').'_used_'.$userId);

        $data = Db::table('ims_system_coupon_user_receive as receive')
            ->select([
                'receive.id as receive_id',
                'receive.user_id',
                'receive.number_remain',
                'coupon.id',
                'coupon.title',
                'coupon.full_amount',
                'coupon.discounts',
                'coupon.usable_start_time',
                'coupon.usable_end_time',
                'coupon.discount_type'
            ])
            ->join('ims_system_coupon_user as coupon', 'coupon.id', '=', 'receive.system_coupon_user_id')
            ->where(['receive.user_id' => $userId])
            ->whereIn('receive.status', [0,1])
            ->where('receive.number_remain', '>', 0);

        if (is_array($couponIds)&&!empty($couponIds)) {
            $data->whereNotIn('coupon.id', $couponIds);
        }

        $data = $data->whereIn('coupon.type', [1,$type])
            ->where('coupon.full_amount', '<=', $orderAmount)
            ->where('coupon.usable_start_time', '<=', $currentTime)
            ->where('coupon.usable_end_time', '>=', $currentTime)
            ->where('coupon.usable_number', '<=', Db::raw('receive.number_remain'))
            ->where('coupon.market_id', 'in', [0,$marketId])
            ->whereIn('coupon.storetype_id', $storetypeIds)
            ->orderByRaw('coupon.discounts DESC, coupon.full_amount DESC')
            ->get();

        return $this->success($data);

    }

}