<?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;
        }
        $shopId = isset($params['shop_id']) ? $params['shop_id'] : 0;
        if ($shopId > 0) {
            $where['a.shop_id'] = $shopId;
        }
        $userId = isset($params['user_id']) ? $params['user_id'] : 0;
        if ($userId > 0) {
            $where['a.user_id'] = $userId;
        }


        $type = isset($params['type']) ? $params['type'] : 0;
        $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($query) use($type){
                if($type == 1){
                    $ids = TradeModel::where(['is_pay'=>2,'status'=>1,'is_out'=>0,'mark'=>1])->pluck('goods_id');
                    $ids = $ids? $ids->toArray() : [];
                    if($ids){
                        $query->whereIn('a.id', $ids);
                    }
                }else if($type == 2){
                    $query->where(['a.confirm_status'=> 1, 'a.status'=> 1,'a.is_trade'=>2]);
                }else if($type == 3){
                    $query->where(['a.confirm_status'=> 1, 'a.status'=> 1,'a.is_trade'=>2]);
                }
            })
            ->where(function ($query) use ($params) {
                $keyword = isset($params['keyword']) ? $params['keyword'] : '';
                if ($keyword) {
                    $searchType = isset($params['search_type'])? $params['search_type'] : 0;
                    if($searchType == 1){
                        $query->where('b.nickname', 'like', "%{$keyword}%")->orWhere('b.mobile', 'like', "%{$keyword}%")->orWhere('a.goods_name', 'like', "%{$keyword}%");
                    }else{
                        $query->where('c.name', 'like', "%{$keyword}%")->orWhere('c.code', 'like', "%{$keyword}%")->orWhere('a.goods_name', 'like', "%{$keyword}%");
                    }
                }

                $keyword1 = isset($params['keyword1']) ? $params['keyword1'] : '';
                if ($keyword1) {
                    $query->where('a.code', 'like', "%{$keyword1}%");
                }

                $username = isset($params['username']) ? $params['username'] : '';
                if ($username) {
                    $query->where('b.nickname', 'like', "%{$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>0) {
                    $query->whereNotIn('a.user_id', [$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.shop_id', 'asc')
//            ->orderBy('a.user_id', 'asc')
            ->orderBy('a.create_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') : '';
                $item['thumb'] = isset($item['thumb']) && $item['thumb'] ? get_image_url($item['thumb']) : '';
                $item['price'] = round($item['price'], 0);
            }
        }

        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,'g.status'=>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;
        }
        $time = strtotime(date('Y-m-d'));
        $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($query)use($time){
                $query->where('a.pay_time', '>=', $time)->orWhere('a.create_time', '>=', $time);
            })
            ->where(function ($query) use ($params) {
                $keyword = isset($params['keyword']) ? $params['keyword'] : '';
                if ($keyword) {
                    $query->orWhere('b.nickname', 'like', "%{$keyword}%")->orWhere('b.mobile', 'like', "%{$keyword}%");
                }
            })
            ->select(['a.*', 'b.nickname', 'b.mobile as mobile', 'c.nickname as sell_nickname', 'c.mobile as sell_mobile', 'd.name as shop_name', 'g.goods_name', 'g.thumb', 'g.code', 'g.split_stop', 'g.status as goods_status'])
            ->orderBy('b.mobile', 'asc')
            ->orderBy('a.confirm_time', 'desc')
            ->orderBy('a.id', 'desc')
            ->paginate($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, 'goods');
        } 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'];
        }

        if (!isset($data['goods_name']) || empty($data['goods_name'])) {
            $data['goods_name'] = 'HY' . $data['code'];
        }

        $data['real_price'] = ($data['price']-$data['sell_price']+$data['source_price']);
        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('last_sell_time', '>=', strtotime(date('Y-m-d')))
            ->count('id');
    }

    /**
     * 拆分
     * @param $goodsId
     * @param array $info
     * @return bool
     */
    public function split($goodsId, $info = [])
    {
        $goods = $this->model->where(['id' => $goodsId, 'mark' => 1])->first();
        $splitNum = isset($goods['split_num']) ? $goods['split_num'] : 0;
        if ($splitNum <= 0) {
            $splitNum = ConfigService::make()->getConfigByCode('split_num');
            $splitNum = $splitNum? $splitNum : 2;

        }
        // 拆分价
        if($goods['split_price']<=0){
            $splitPrice = ConfigService::make()->getConfigByCode('split_price');
            $splitPrice = $splitPrice? $splitPrice : 10000;
            $goods['split_price'] = $splitPrice;
        }

        $priceRate = ConfigService::make()->getConfigByCode('price_rate');
        $priceRate = $priceRate? $priceRate : 4;
        $realPrice = $goods['real_price'];
        $sellPrice = $goods['sell_price']; // 特价
        $price = $goods['price']; // 买入价格
        $addPrice = intval($realPrice*$priceRate/100,0);

        // 涨价
        $goods['price'] = $price+$addPrice;
        $goods['real_price'] = $realPrice+$addPrice;

        $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);
            }

            $sourcePrice = round($goods['source_price'] / $splitNum, 0);
            $sellPrice = round($goods['sell_price'] / $splitNum, 0);
            $datas[] = [
                'user_id' => $goods['user_id'],
                'shop_id' => $goods['shop_id'],
                'goods_name' => 'HY'.$goods['code'] . '-' . $i,
                'code' => $goods['code'] . '-' . $i,
                'source_price' => $sourcePrice,
                'sell_price' => $sellPrice,
                'real_price' => ($price - $sellPrice + $sourcePrice),
                '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(['mark' => 0, 'remark' => '已被拆分', 'update_time' => time()])) {
                DB::rollBack();
                return false;
            }

            if ($info && !TradeModel::where(['id' => $info['id'], 'mark' => 1])->update(['is_split' => 1,'is_sell'=>2, 'remark' => '已被拆分', 'update_time' => time()])) {
                DB::rollBack();
                return false;
            }
        }

        DB::commit();
        return true;
    }

    /**
     * 手动拆分
     * @param $goodsId
     * @return bool
     */
    public function splitGoods($goodsId)
    {
        $goods = $this->model->where(['id' => $goodsId, 'mark' => 1])->first();
        $splitNum = isset($goods['split_num']) ? $goods['split_num'] : 0;
        $splitPrice = isset($goods['split_price']) ? $goods['split_price'] : 0;
        $sellPrice = isset($goods['sell_price']) ? $goods['sell_price'] : 0;
        $sourcePrice = isset($goods['source_price']) ? $goods['source_price'] : 0;
        $price = isset($goods['price']) ? $goods['price'] : 0;
        if ($splitNum <= 0) {
            $splitNum = ConfigService::make()->getConfigByCode('split_num');
            $splitNum = $splitNum? $splitNum : 2;
        }

        // 拆分价
        if($splitPrice<=0){
            $splitPrice = ConfigService::make()->getConfigByCode('split_price');
            $splitPrice = $splitPrice? $splitPrice : 10000;
        }

        $tradeInfo = TradeModel::where(['goods_id' => $goodsId, 'mark' => 1])
            ->whereIn('status', [1, 2, 3, 4])
            ->orderBy('create_time', 'desc')
            ->first();
        $tradeStatus = isset($tradeInfo['status']) ? $tradeInfo['status'] : 0;
        $isSell = isset($tradeInfo['is_sell']) ? $tradeInfo['is_sell'] : 0;
        if ($tradeInfo && in_array($tradeStatus, [1, 2, 3])) {
            $this->error = 2067;
            return false;
        }

        if ($tradeInfo && $tradeStatus==4 && $isSell != 2) {
            $this->error = 2068;
            return false;
        }

        $priceRate = ConfigService::make()->getConfigByCode('price_rate');
        $priceRate = $priceRate ? $priceRate : 4;

        $stopSplitPrice = ConfigService::make()->getConfigByCode('stop_split_price');
        $stopSplitPrice = $stopSplitPrice ? $stopSplitPrice : 500;

        $splitMinPrice = ConfigService::make()->getConfigByCode('split_min_price');
        $splitMinPrice = $splitMinPrice ? $splitMinPrice : 200;

        $realPrice = ($price - $sellPrice + $sourcePrice);
        $price = $goods['price']; // 当前价格
        $addPrice = intval($realPrice * $priceRate / 100, 0);
        if($price <= $splitMinPrice){
            $this->error = 2065;
            return false;
        }

        // 若特价拆分到停止拆分价格，且交易金额已上涨到最后一次涨价，则停止拆分
        if ($sellPrice == $stopSplitPrice && ($price + $addPrice >= $splitPrice)) {
            $this->error = 2065;
            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);
            }

            $sourcePrice = round($goods['source_price'] / $splitNum, 0);
            $sellPrice = round($goods['sell_price'] / $splitNum, 0);
            $datas[] = [
                'user_id' => $goods['user_id'],
                'shop_id' => $goods['shop_id'],
                'goods_name' => 'HY'.$goods['code'] . '-' . $i,
                'code' => $goods['code'] . '-' . $i,
                'source_price' => $sourcePrice,
                'sell_price' => $sellPrice,
                'real_price' => ($price - $sellPrice + $sourcePrice),
                '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)) {
                $this->error = 2070;
                DB::rollBack();
                return false;
            }

            if (!$this->model->where(['id' => $goods['id'], 'mark' => 1])->update(['mark' => 0, 'remark' => '已被手动拆分', 'update_time' => time()])) {
                DB::rollBack();
                $this->error = 2070;
                return false;
            }

            if ($tradeInfo && !TradeModel::where(['id' => $tradeInfo['id'], 'mark' => 1])->update(['is_split' => 1, 'is_sell' => 2, 'remark' => '已被手动拆分', 'update_time' => time()])) {
                DB::rollBack();
                $this->error = 2070;
                return false;
            }
        }

        $this->error = 2069;
        DB::commit();
        return true;
    }

    /**
     * 转场
     * @param $goodsId
     */
    public function change($goodsIds)
    {
        $params = request()->all();
        $changeShopCode = isset($params['change_shop_code']) ? $params['change_shop_code'] : '';
        $shopInfo = ShopModel::where(['code' => $changeShopCode, 'mark' => 1])->first();
        if (empty($shopInfo)) {
            $this->error = 2062;
            return false;
        }

        if (empty($goodsIds)) {
            $this->error = 2404;
            return false;
        }

        if ($this->model->whereIn('id', $goodsIds)->update(['shop_id' => $shopInfo['id'], '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;
        }
        $tradeList = TradeModel::whereIn('id', $ids)->where(['mark' => 1])->first();
        if (empty($tradeList)) {
            $this->error = 2061;
            return false;
        }

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

        DB::beginTransaction();
        if (!TradeModel::whereIn('id', $ids)->update(['user_id' => $userId, 'update_time' => time(), 'remark' => '商品转会员'])) {
            DB::rollBack();
            return true;
        }

        DB::commit();
        $this->error = 1002;
        return true;
    }

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

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

        $thumb = isset($params['thumb_path']) ? $params['thumb_path'] : '';
        if ($thumb) {
            $data['thumb'] = $thumb;
        }

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

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

    /**
     * 用户商品数量
     * @param $userId
     * @return array|mixed
     */
    public function getCount($userId)
    {
        $cacheKey = "caches:goods:Count:{$userId}";
        $data = RedisService::get($cacheKey);
        if($data){
            return $data;
        }

        $data = $this->model->where(['user_id'=>$userId,'status'=>1,'mark'=>1])->count();
        RedisService::set($cacheKey, $data, rand(3,5));
        return $data;
    }

    /**
     * 删除
     * @return array
     */
    public function delete()
    {
        // 参数
        $param = request()->all();
        $ids = getter($param, "id");
        if (empty($ids)) {
            return message("记录ID不能为空", false);
        }

        $ids = is_array($ids)? $ids : [$ids];
        DB::beginTransaction();

        $result = parent::delete(); // TODO: Change the autogenerated stub
        $code = isset($result['success'])? $result['success'] : '';

        if(!$code){
            DB::rollBack();
            return $result;
        }

        // 删除交易记录
        if(TradeModel::whereIn('goods_id', $ids)->count() && !TradeModel::whereIn('goods_id', $ids)->update(['mark'=>0,'remark'=>'删除商品同步删除','update_time'=>time()])){
            DB::rollBack();
            return message('删除商品交易记录失败', false);
        }

        DB::commit();
        return $result;
    }


}