<?php

namespace App\Http\Controllers;

use App\Models\Inventory;
use App\Models\Order;
use App\Models\GoodsSku;
use App\Models\GoodsSpec;
use App\Models\GoodsSkuPrice;
use App\Models\Goodtest;
use App\Models\GoodsLog;
use Carbon\Carbon;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Validator;
use Illuminate\Database\Eloquent\Builder;

class InventoryController extends Controller
{
    //商品库存
    public function getGoodsInventory(Request $request){
        $input=$request->all();
        $page_size=$input['page_size'];
        $page_index=$input['page_index'];
        $num = ($page_index - 1) * $page_size;
        $search_name=$input['search_name'];
        $status=$input['status'];
        $where=[];
        if ($status==1){
            $where=function ($query){
                $query->whereIn('is_show',[2,3]);
            };
        }elseif($status==-1){
            $where=[];
        }elseif($status==0){
            $where['is_show']=1;
        }elseif($status==2){
            $where['is_show']=4;
        }
        $data=Goodtest::where($where)->where('is_deleted',0);
        if($search_name){
            $data->where('name','like','%'.$search_name.'%');
        }
        $count=$data->count();
        if($count==0){
            $this->error('450001','没有数据');
        }
        $list=$data->skip($num)->take($page_size)
            ->get();
        return $this->success_list($list,'success',$count);
    }

    public function exportGoodsInventory(Request $request){
        $input=$request->all();
        $search_name=$input['search_name'];
        $status=$input['status'];
        $where=[];
        if ($status==1){
            $where=function ($query){
                $query->whereIn('is_show',[2,3]);
            };
        }elseif($status==-1){
            $where=[];
        }elseif($status==0){
            $where['is_show']=1;
        }elseif($status==2){
            $where['is_show']=4;
        }
        $data=Goodtest::where($where)->where('is_deleted',0);
        if($search_name){
            $data->where('name','like','%'.$search_name.'%');
        }
        $count=$data->count();
        if($count==0){
            $this->error('450001','没有数据');
        }
        $list=$data->get();
        return $this->success_list($list,'success',$count);
    }

    public function importGoodsInventory(Request $request){
        $input=$request->all();
        $data=$input['data'];
        DB::beginTransaction();
        try{
            foreach($data as $key => $val){
                if(empty($val['商品id'])){
                    return $this->error('450001','第'.($key+2).'行附近,商品id不能为空');
                }
                if(empty($val['商品名称'])){
                    return $this->error('450001','第'.($key+2).'行附近,商品名称不能为空');
                }
                if(empty($val['款式'])){
                    return $this->error('450001','第'.($key+2).'行附近,款式不能为空');
                }
                if(empty($val['总库存']) && $val['总库存']!=0){
                    return $this->error('450001','第'.($key+2).'行附近,总库存不能为空');
                }
                if(!is_numeric($val['总库存'])){
                    return $this->error('450001','第'.($key+2).'行附近,总库存数据类型有误');
                }
                $storage=Goodtest::where('id',$val['商品id'])->lockForUpdate()->first();
                if (!Cache::has('dwbs_good_num'.$storage->id)){
                    $num=$val['总库存'];
                    Cache::remember('dwbs_good_num'.$storage->id,Carbon::now()->addDays(5),function ()use ($num){
                       return $num;
                    });
                }
                if($storage->storage!=$val['总库存']){
                    $storage->storage=$val['总库存'];
                    $storage->save();
                    GoodsLog::create([
                        'admin_id'=> Auth::user()->id,
                        'admin_name'=>Auth::user()->name,
                        'goods_id'=>$val['商品id'],
                        'type'=>1,//修改库存
                        'name' => $val['商品名称'],
                        'text'=>'管理员:'.Auth::user()->name.',修改商品:'.$val['商品名称'].'('.$val['款式'].')库存,修改前库存:'.$storage.',修改后库存:'.$val['总库存']
                    ]);
                }
            }
            DB::commit();
            return $this->success([]);
        }catch (\Exception $e){
            DB::rollback();
            return $e->getMessage();
            return $this->error();
        }


    }

    public function updateGoodsInventory(Request $request){
        $input=$request->all();
        $ids=$input['ids'];
        $num=$input['num'];

        $rules=[
            'ids'=>'required|array',
            'num'=>'required|numeric',
        ];
        $messages=[
            'ids.required'=>'商品id不能为空.',
            'ids.array'=>'商品id需为数组.',
            'num.required'=>'库存数量不能为空.',
            'num.numeric'=>'库存数量格式有误.',
        ];
        $validator = Validator::make($input, $rules, $messages);
        if($validator->fails()){
            return $this->error('400013',$validator->errors()->first());
        }

        foreach($ids as $key=>$val){
            DB::beginTransaction();
            try{
                $goods=Goodtest::where('id',$val)->lockForUpdate()->first();
                $count=$goods->storage;
                $goods->storage+=$num;
                GoodsLog::create([
                    'admin_id'=> Auth::user()->id,
                    'admin_name'=>Auth::user()->name,
                    'goods_id'=>$val,
                    'type'=>1,//修改库存
                    'name' => $goods->name,
                    'text'=>'管理员:'.Auth::user()->name.',修改商品:'.$goods->name.'('.$goods->size.')库存,修改前库存:'.$count.',修改后库存:'.$goods->storage
                ]);
                $goods->save();
                DB::commit();
                if (!Cache::has('dwbs_good_num'.$val)){
                    $nums=$goods->storage;
                    Cache::remember('dwbs_good_num'.$val,Carbon::now()->addDays(5),function ()use ($nums){
                        return $nums;
                    });
                }else{
                    Cache::increment('dwbs_good_num'.$val,$num);
                }
            }catch (\Exception $exception){
                DB::rollBack();
            }

        }
        return $this->success([]);
    }

    public function getGoodsInventoryLog(Request $request){
        $input=$request->all();
        $id=$input['id'];
        $list=GoodsLog::where('goods_id',$id)->where('type',1)->orderBy('id','desc')->get();
        if(count($list)<=0){
            $this->error('450001','没有数据');
        }
        return $this->success($list);
    }

 //获取商品规格数据
    public function getSku($id){
        $path=GoodsSku::withTrashed()->find($id)->sku_path;
        $arr=explode('/',$path);
        $goodsSku=[];
        foreach($arr as $k=>$v){
            $upSpec=GoodsSpec::withTrashed()->where('id',$v)->first();
            $upSpec['uptitle']=GoodsSpec::withTrashed()->where('id',$upSpec->pid)->value('title');
            $goodsSku[$upSpec['uptitle']]=$upSpec->title;
        }
        return $goodsSku;
    }
    //皇冠库存
    public function getCrownInventoryInfo(Request $request){
        $input=$request->all();
        $page_size=$input['page_size'];
        $page_index=$input['page_index'];
        $num = ($page_index - 1) * $page_size;
        $search_name=$input['search_name'];
        $where=[];
        $ll=Inventory::with('user:id,nickname,mobile')
            ->whereHas('user',function ($query) {
                $query->where('level', 3);
            })
            ->whereHas('user', function (Builder $query) use ($search_name) {
                $query->where('nickname', 'like', '%' . $search_name . '%');
                $query->orwhere('mobile', 'like', '%' . $search_name . '%');
            })
            ->where($where)
            ->groupBy('user_id','goods_id')
            ->get();
        if($ll){
            $count=sizeof($ll);
        }else{
            $this->error('400001','没有数据');
        }
        $list=Inventory::with('user:id,nickname,mobile','goods:id,name')
            ->whereHas('user',function ($query) {
                $query->where('level', 3);
            })
            ->whereHas('user', function (Builder $query) use ($search_name) {
                $query->where('nickname', 'like', '%' . $search_name . '%');
                $query->orwhere('mobile', 'like', '%' . $search_name . '%');
            })
            ->select('user_id','goods_id')
            ->where($where)
            ->groupBy('user_id','goods_id')
            ->orderBy('user_id','desc')
            ->orderBy('goods_id','desc')
            ->skip($num)->take($page_size)
            ->get();
        if(empty($list)){
            return $this->error('400002','没有获取到数据');
        }
        foreach($list as $key=>$val){
           $sku= Inventory::where('goods_id',$val['goods_id'])->where('user_id',$val['user_id'])->select('sku_id','total')->get();
           foreach($sku as $k=>$v){
                $price=GoodsSkuPrice::withTrashed()->where('goods_id',$val['goods_id'])->where('sku_id',$v->sku_id)->where('user_level','3')->value('price');
                $sku[$k]->price=$price?$price:0;

                $sku[$k]->style=$this->getSku($v->sku_id);
            }
            $list[$key]->style=$sku;
        }

        return $this->success_list($list,'success',$count);
    }

    public function Add(){
//        Cache::rememberForever('ddd',function (){
//            return 12;
//        });
        dd(Cache::get('ddd'));
    }
}