<?php

namespace App\Service\v3\Implementations;

use App\Model\ShopCar;
use App\Model\v3\Coupon;
use App\Model\v3\CouponRec;
use App\Service\v3\Interfaces\CouponRecServiceInterface;
use Hyperf\DbConnection\Db;
use Hyperf\Redis\Redis;
use Hyperf\Utils\ApplicationContext;

class CouponRecService implements CouponRecServiceInterface
{

    public function do()
    {
        // TODO: Implement do() method.
    }

    public function check()
    {
        // TODO: Implement check() method.
    }

    public function undo()
    {
        // TODO: Implement undo() method.
    }

    /**
     * 获取当前订单可使用的优惠券
     * @param $totalAmount
     * @param $userId
     * @param $marketId
     * @param $type
     * @param $storeTypeIds
     * @return array
     */
    public function allForOrderOlAvailable($totalAmount, $userId, $marketId, $type, $storeTypeIds = [])
    {
        // 用户今日使用过的优惠券
        $redis = ApplicationContext::getContainer()->get(Redis::class);
        $couponTodayUsedIds = $redis->sMembers('coupon_'.date('Ymd').'_used_'.$userId);
        $currentTime = time();

        $builder = Db::table('lanzu_coupon_receive as receive')
            ->join('lanzu_coupon as coupon', 'coupon.id', '=', 'receive.coupon_id', 'inner');

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

        foreach ($storeTypeIds as $key => &$item) {
            $item = (string)$item;
        }

        if (!empty($storeTypeIds)) {
            $builder->whereJsonContains('coupon.storetype_ids', $storeTypeIds);
        }

        $builder->where(['receive.user_id' => $userId])
            ->whereIn('receive.status', [0,1])
            ->where('receive.number_remain', '>', 0)
            ->whereIn('coupon.type', [1,$type])
            ->where('coupon.full_amount', '<=', $totalAmount)
            ->where('coupon.usable_start_time', '<=', $currentTime)
            ->where('coupon.usable_end_time', '>=', $currentTime)
            ->where('coupon.usable_number', '<=', Db::raw('receive.number_remain'));

        if ($marketId) {
            $builder->whereJsonContains('coupon.market_ids', [(string)$marketId]);
        }

        return $builder->orderByRaw('coupon.discounts DESC, coupon.full_amount DESC')
            ->get()
            ->toArray();
    }

    /**
     * 用户优惠券列表
     */
    public function getListByUser($userId,$type,$page = 1,$pagesize = 5)
    {
        //查询优惠券
        $builder = CouponRec::query()->join('lanzu_coupon', 'lanzu_coupon.id', '=', 'lanzu_coupon_receive.coupon_id')
            ->where([
                ['lanzu_coupon_receive.user_id' ,'=', $userId],
            ]);
        /**
         * $type unused 未使用 used 已使用 expired 已失效
         */
        switch ($type){
            case 'unused':
                $builder = $builder->where([
                        ['lanzu_coupon.usable_end_time' ,'>', time()],
                        ['lanzu_coupon_receive.number_remain' ,'>', 0]
                    ])
                    ->whereIn('lanzu_coupon_receive.status',[0,1]);
                break;
            case 'used':
                $builder = $builder->whereIn('lanzu_coupon_receive.status',[1,2]);
                break;
            case 'expired':
                $builder = $builder->where(function ($query) {
                    $query->where('lanzu_coupon.usable_end_time', '<', time())
                        ->orWhere('lanzu_coupon.status', '<>', 1);
                });
                break;
        }
        $builder = $builder->select(
                'lanzu_coupon.title',
                        'lanzu_coupon.discounts',
                        'lanzu_coupon.full_amount',
                        'lanzu_coupon.discount_type',
                        'lanzu_coupon.introduce',
                        'lanzu_coupon.usable_start_time',
                        'lanzu_coupon.usable_end_time',
                        'lanzu_coupon_receive.number',
                        'lanzu_coupon_receive.number_remain'
                    )
                ->orderBy('lanzu_coupon.weigh','desc');
        $paginate = $builder->paginate($pagesize);
        $couponList = $paginate->toArray();
        foreach ($couponList['data'] as $key => &$coupon) {
            //拼接满减文字提示
            $coupon['full_amount_text'] = '满' . $coupon['full_amount'] . "可用";
            //判断是折扣优惠券还是满减优惠券
            if($coupon['discount_type'] == 1){
                $coupon['discounts_text'] = '￥'.$coupon['discounts'];
            }elseif($coupon['discount_type'] == 2){
                $coupon['discounts_text'] = floatval($coupon['discounts'])."折";
            }
            //拼接时间文字提示
            $coupon['time_text'] = date("Y-m-d H:i:s",$coupon['usable_start_time']). ' - ' .date("Y-m-d H:i:s",$coupon['usable_end_time']);
        }
        return ['has_more_pages' => $paginate->hasMorePages(), 'coupon_list' => $couponList['data']];
    }

}