<?php
// +----------------------------------------------------------------------
// | LARAVEL8.0 框架 [ LARAVEL ][ RXThinkCMF ]
// +----------------------------------------------------------------------
// | 版权所有 2017~2021 LARAVEL研发中心
// +----------------------------------------------------------------------
// | 官方网站: http://www.laravel.cn
// +----------------------------------------------------------------------
// | Author: laravel开发员 <laravel.qq.com>
// +----------------------------------------------------------------------

namespace App\Services\Common;

use App\Models\GoodsModel;
use App\Models\MemberModel;
use App\Models\ShopModel;
use App\Models\TradeModel;
use App\Services\BaseService;
use App\Services\ConfigService;
use App\Services\RedisService;
use Illuminate\Support\Facades\DB;

/**
 * 商品管理-服务类
 * @author laravel开发员
 * @since 2020/11/11
 * Class GoodsService
 * @package App\Services\Common
 */
class GoodsService extends BaseService
{
    // 静态对象
    protected static $instance = null;

    /**
     * 构造函数
     * @author laravel开发员
     * @since 2020/11/11
     * GoodsService constructor.
     */
    public function __construct()
    {
        $this->model = new GoodsModel();
    }

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

    /**
     * 列表数据
     * @param $params
     * @param int $pageSize
     * @return array
     */
    public function getDataList($params, $pageSize = 15)
    {
        $where = ['a.mark' => 1];
        $status = isset($params['status'])? $params['status'] : 0;
        if($status>0){
            $where['a.status'] = $status;
        }
        $isTrade = isset($params['is_trade'])? $params['is_trade'] : 0;
        if($isTrade>0){
            $where['a.is_trade'] = $isTrade;
        }
        $list = $this->model->from('goods as a')
            ->leftJoin('member as b', 'b.id', '=', 'a.user_id')
            ->leftJoin('shop as c', 'c.id', '=', 'a.shop_id')
            ->where($where)
            ->where(function ($query) use($params){
                $keyword = isset($params['keyword'])? $params['keyword'] : '';
                if($keyword){
                    $query->where('a.goods_name','like',"%{$keyword}%")->orWhere('c.name','like',"%{$keyword}%")->orWhere('b.nickname','like',"%{$keyword}%")->orWhere('b.mobile','like',"%{$keyword}%");
                }

                $username = isset($params['username'])? $params['username'] : '';
                if($username){
                    $query->orWhere('b.nickname','like',"%{$keyword}%")->orWhere('b.mobile','like',"%{$keyword}%");
                }
            })
            ->where(function($query) use ($params){
                $time = isset($params['time'])? $params['time'] : '';
                if($time){
                    $query->where('a.last_sell_time','<=', $time);
                }
            })
            ->where(function($query) use ($params){
                $notUserId = isset($params['not_user_id'])? $params['not_user_id'] : 0;
                if($notUserId){
                    $query->whereNotIn('a.user_id', [$notUserId]);
                }
            })
            ->select(['a.*','b.nickname','b.code as user_code','b.mobile as mobile','c.name as shop_name','c.code as shop_code'])
            ->orderBy('a.id','desc')
            ->paginate($pageSize > 0 ? $pageSize : 9999999);
        $list = $list? $list->toArray() :[];
        if($list){
            foreach($list['data'] as &$item){
                $item['create_time'] = $item['create_time']? datetime($item['create_time'],'Y-m-d H.i.s') : '';
                $item['thumb'] = isset($item['thumb']) && $item['thumb']? get_image_url($item['thumb']) : '';
                $item['real_price'] = round($item['price'] - $item['sell_price'] + $item['source_price']);
            }
        }

        return [
            'pageSize'=> $pageSize,
            'total'=>isset($list['total'])? $list['total'] : 0,
            'list'=> isset($list['data'])? $list['data'] : []
        ];
    }

    /**
     * 上架审核商品
     * @param $params
     * @param int $pageSize
     * @return array
     */
    public function getTradeGoods($params, $pageSize = 15)
    {
        $where = ['a.mark' => 1];
        $status = isset($params['status'])? $params['status'] : 0;
        $userId = isset($params['user_id'])? $params['user_id'] : 0;
        $shopId = isset($params['shop_id'])? $params['shop_id'] : 0;
        $isSell = isset($params['is_sell'])? $params['is_sell'] : 0;
        if($status>0){
            $where['a.status'] = $status;
        }
        if($shopId>0){
            $where['a.shop_id'] = $shopId;
        }
        if($isSell>0){
            $where['a.is_sell'] = $isSell;
        }
        $list = $this->model->from('trade as a')
            ->leftJoin('member as b', 'b.id', '=', 'a.user_id')
            ->leftJoin('member as c', 'c.id', '=', 'a.sell_uid')
            ->leftJoin('shop as d', 'd.id', '=', 'a.shop_id')
            ->leftJoin('goods as g', 'g.id', '=', 'a.goods_id')
            ->where($where)
            ->where(function ($query) use($params){
                $keyword = isset($params['keyword'])? $params['keyword'] : '';
                if($keyword){
                    $query->orWhere('b.nickname','like',"%{$keyword}%")->orWhere('b.mobile','like',"%{$keyword}%");
                }
            })
            ->select(['a.*','b.nickname','b.mobile as mobile','c.nickname as sell_nickname', 'c.mobile as sell_mobile','d.name as shop_name','g.goods_name','g.thumb','g.code','g.split_stop','g.status as goods_status'])
            ->orderBy('a.confirm_time','desc')
            ->orderBy('a.id','desc')
            ->paginate($pageSize > 0 ? $pageSize : 9999999);
        $list = $list? $list->toArray() :[];
        if($list){
            foreach($list['data'] as &$item){
                $item['create_time'] = $item['create_time']? datetime($item['create_time'],'Y-m-d H:i:s') : '';
                $item['confirm_time'] = $item['confirm_time']? datetime($item['confirm_time'],'Y-m-d H:i:s') : '';
                $item['thumb'] = isset($item['thumb']) && $item['thumb']? get_image_url($item['thumb']) : '';

            }
        }

        return [
            'pageSize'=> $pageSize,
            'total'=>isset($list['total'])? $list['total'] : 0,
            'list'=> isset($list['data'])? $list['data'] : []
        ];
    }

    /**
     * 添加编辑
     * @return array
     * @since 2020/11/11
     * @author laravel开发员
     */
    public function edit()
    {
        // 请求参数
        $data = request()->all();
        // thumb处理
        $thumb = isset($data['thumb'])? trim($data['thumb']) : '';
        if ($thumb && strpos($thumb, "temp")) {
            $data['thumb'] = save_image($thumb, 'member');
        } else if($thumb){
            $data['thumb'] = str_replace(IMG_URL, "", $data['thumb']);
        }

        if(!isset($data['code']) || empty($data['code'])){
            $data['code'] = isset($data['id'])&&$data['id']? 'G'.$data['id'] :'G'.(GoodsModel::max('id')+1);
        }

        if(!isset($data['price']) || empty($data['price'])){
            $data['price'] = $data['sell_price'];
        }
//
//        $feeRate = ConfigService::make()->getConfigByCode('sell_fee_rate');
//        $feeRate = $feeRate? $feeRate : '2.5';
//        $data['fee'] = round($data['price'] * $feeRate/100, 0);
        return parent::edit($data); // TODO: Change the autogenerated stub
    }

    /**
     * 获取资料详情
     * @param $where
     * @param array $field
     */
    public function getInfo($where, array $field = [])
    {
        $cacheKey = "caches:goods:".(!is_array($where)? $where : md5(json_encode($where)));
        $info = RedisService::get($cacheKey);
        if($info){
            return $info;
        }

        $field = $field ? $field : '*';
        if (is_array($where)) {
            $info = $this->model->where($where)->select($field)->first();
        } else {
            $info = $this->model->where(['id' => (int)$where])->select($field)->first();
        }

        $info = $info ? $info->toArray() : [];
        if($info){
            $info['thumb'] = $info['thumb'] ? get_image_url($info['thumb']) : '';
            RedisService::set($cacheKey, $info, rand(5,10));
        }
        return $info;
    }

    /**
     * 验证是否抢购有新的商品
     * @param $userId
     * @return mixed
     */
    public function checkNewGoods($userId)
    {
        return $this->model->where(['user_id'=> $userId,'status'=>1,'mark'=>1])
            ->where('create_time','>=', strtotime(date('Y-m-d')))
            ->count('id');
    }

    /**
     * 拆分
     * @param $info
     * @param $goods
     * @return bool
     */
    public function split($goodsId, $info=[])
    {
        $goods = $this->model->where(['id'=> $goodsId,'mark'=>1])->first();
        $splitNum = isset($goods['split_num'])? $goods['split_num'] : 0;
        if($splitNum<=0){
            return false;
        }

        $datas = [];
        $sumPrice = 0;
        for($i=1; $i<= $splitNum; $i++){
            if($i < $splitNum){
                $price = round($goods['price']/$splitNum, 0);
                $sumPrice += $price;
            }else{
                $price = round($goods['price'] - $sumPrice, 0);
            }

            $datas[] = [
                'user_id'=> $goods['user_id'],
                'shop_id'=> $goods['shop_id'],
                'goods_name'=> $goods['goods_name'],
                'code'=> $goods['code'].'-'.$i,
                'source_price'=> round($goods['source_price']/$splitNum, 0),
                'sell_price'=> round($goods['sell_price']/$splitNum, 0),
                'price'=> $price,
                'fee'=> 0,
                'thumb'=> $goods['thumb'],
                'albums'=> $goods['albums'],
                'content'=> $goods['content'],
                'split_num'=> $goods['split_num'],
                'split_price'=> $goods['split_price'],
                'last_sell_time'=> time(),
                'create_time'=> time(),
                'update_time'=> time(),
                'mark'=>1,
                'status'=>1,
            ];
        }

        DB::beginTransaction();
        if($datas){
            if(!$this->model->insert($datas)){
                DB::rollBack();
                return false;
            }

            if(!$this->model->where(['id'=> $goods['id'],'mark'=>1])->update(['status'=>2,'mark'=>0,'remark'=>'已被拆分','update_time'=>time()])){
                DB::rollBack();
                return false;
            }

            if($info && !TradeModel::where(['id'=> $info['id'],'mark'=>1])->update(['status'=>-1,'is_split'=>1,'mark'=>0,'remark'=>'已被拆分','update_time'=>time()])){
                DB::rollBack();
                return false;
            }
        }

        DB::commit();
        return true;
    }

    /**
     * 转场
     * @param $goodsId
     */
    public function change($goodsId)
    {
        $params = request()->all();
        $shopId = isset($params['shop_id'])? $params['shop_id']:0;
        $goods = $this->where(['id'=> $goodsId,'mark'=>1])->first();
        if(empty($goods)){
            $this->error = 2061;
            return false;
        }

        $shopInfo = ShopModel::where(['id'=> $shopId,'mark'=>1])->first();
        if(empty($shopInfo)){
            $this->error = 2062;
            return false;
        }

        if($this->model->where(['id'=> $goodsId])->update(['shop_id'=> $shopId,'update_time'=> time(),'remark'=> '店长转场'])){
            $this->error = 1002;
            return true;
        }

        return false;
    }

    /**
     * 转会员
     * @param $goodsId
     */
    public function switchUser($params)
    {
        $userId = isset($params['user_id'])? $params['user_id']:0;
        $ids = isset($params['ids'])? $params['ids']:[];
        if(empty($ids)){
            $this->error = 2063;
            return false;
        }
        $goodsList = $this->whereIn('id',$ids)->where(['mark'=>1])->first();
        if(empty($goodsList)){
            $this->error = 2061;
            return false;
        }

        $memberInfo = MemberModel::where(['id'=> $userId,'mark'=>1])->first();
        if(empty($memberInfo)){
            $this->error = 2062;
            return false;
        }

        if($this->model->whereIn('id', $ids)->update(['user_id'=> $userId,'update_time'=> time(),'remark'=> '商品转会员'])){
            $this->error = 1002;
            return true;
        }

        return false;
    }

    /**
     * 封存/解封
     * @param $goodsId
     */
    public function lock($goodsId)
    {
        $params = request()->all();
        $status = isset($params['status'])? $params['status'] : 2;
        $goods = $this->where(['id'=> $goodsId,'mark'=>1])->first();
        if(empty($goods)){
            $this->error = 2061;
            return false;
        }

        if($this->model->where(['id'=> $goodsId])->update(['status'=> $status,'update_time'=> time(),'remark'=> '店长封存'])){
            $this->error = 1002;
            return true;
        }

        return false;
    }

    /**
     * 修改商品信息
     * @param $goodsId
     * @return bool
     */
    public function updateData($goodsId)
    {
        $params = request()->all();
        $goods = $this->where(['id'=> $goodsId,'mark'=>1])->first();
        if(empty($goods)){
            $this->error = 2061;
            return false;
        }

        $data = [
            'thumb'=> isset($params['thumb'])? $params['thumb']: '',
            'goods_name'=> isset($params['goods_name'])? $params['goods_name']: '',
            'update_time'=>time(),
        ];

        if($this->model->where(['id'=> $goodsId])->update($data)){
            $this->error = 1008;
            return true;
        }

        $this->error = 1009;
        return false;
    }


}