<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Models\User;
use App\Models\Goods;
use App\Models\GoodsSku;
use App\Models\GoodsSpec;
use App\Models\GoodsSkuPrice;
use App\Custom\GoodsInfo;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Validator;
use Illuminate\Support\Facades\Storage;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Support\Facades\Redis;
use \Exception;

class GoodsController extends Controller
{
    public function __construct()
    {
        $this->goodsinfo=new GoodsInfo;
    }

    public function getGoodsList(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'];
        $where=[];
        if($input['status']=='0' || $input['status']=='1'){
            $where['status']=$input['status'];
        }
        $count=Goods::where('name', 'like', '%' . $search_name . '%')
            ->where($where)
            ->count();
        if($count==0){
            $this->error('400001','没有数据');
        }
        $list = Goods::where('name', 'like', '%' . $search_name . '%')
            ->where($where)
            ->orderBy('id', 'desc')
            ->skip($num)->take($page_size)
            ->get();
        if(empty($list)){
            return $this->error('400002','没有获取到数据');
        }
        return $this->success_list($list,'success',$count);
    }
//获取商品详情
    public function getGoodsDetails(Request $request){
        $goodsId=$request->id;
        $goods = Goods::find($goodsId);
        /*获取商品规格组合*/
        $goods['spec']=$this->goodsinfo->getGoodsSpec($goodsId);
        /*获取商品规格组合价格*/
        $goods['sku']=$this->goodsinfo->getGoodsSkuPrice($goodsId);
        if($goods) {
            return $this->success($goods);
        }
        return $this->error();
    }
//上传图片
    public function uploadGoodsImage(Request $request){
        $path = $request->file('file')->store('/public/goods');
        $url = Storage::url($path);
        if($url){
            return $this->success($url);
        }
        return $this->error();
    }
//添加商品
    public function uploadGoods(Request $request){
        $input=$request->all();
        $rules=[
            'name'=>'required|max:32','img_url'=>'required',
            'banner_url'=>'required','content'=>'required',
            'goodsSku'=>'required','tagList'=>'required'
        ];
        $messages=[
            'name.required'=>'商品名称不能为空.','name.max'=>'商品名称长度应小于32个字符.',
            'img_url.required'=>'请上传商品图片.','banner_url.required'=>'请上传轮播图片.',
            'content.required'=>'商品详情不能为空.','goodsSku.required'=>'请添加商品规格.',
            'tagList.required'=>'请设置商品规格.'
        ];
        $validator = Validator::make($input, $rules, $messages);
        if($validator->fails()){
            return $this->error('400013',$validator->errors()->first());
        }
        DB::beginTransaction();
        try{
            $goodsId=$this->goodsinfo->createGoodsInfo($input);
            $this->goodsinfo->createGoodsSpecInfo($input['tagList'],$goodsId);
            $this->goodsinfo->createGoodsSkuInfo($input['goodsSku'],$goodsId);
            Log::info('管理员:'.Auth::user()->name.'(id='.Auth::user()->id.')添加商品'.$input['name'].'（id='.$goodsId.'）成功');
            DB::commit();
            return $this->success([]);
        }catch(Exception $e) {
            DB::rollBack();
            return $this->error();
        }
    }
    //修改商品
    public function updateGoods(Request $request){
        $input=$request->all();
        $goodsId=$input['id'];
        $rules=[
            'name'=>'required|max:32','img_url'=>'required',
            'banner_url'=>'required','content'=>'required',
            'goodsSku'=>'required','tagList'=>'required'
        ];
        $messages=[
            'name.required'=>'商品名称不能为空.','name.max'=>'商品名称长度应小于32个字符.',
            'img_url.required'=>'请上传商品图片.','banner_url.required'=>'请上传轮播图片.',
            'content.required'=>'商品详情不能为空.','goodsSku.required'=>'请添加商品规格.',
            'tagList.required'=>'请设置商品规格.'
        ];
        $validator = Validator::make($input, $rules, $messages);
        if($validator->fails()){
            return $this->error('400013',$validator->errors()->first());
        }
        try{
            DB::transaction(function () use ($input,$goodsId){
                GoodsSpec::where('goods_id',$goodsId)->delete();
                GoodsSku::where('goods_id',$goodsId)->delete();
                GoodsSkuPrice::where('goods_id',$goodsId)->delete();
                $this->goodsinfo->updateGoodsInfo($input);
                $this->goodsinfo->createGoodsSpecInfo($input['tagList'],$input['id']);
                $this->goodsinfo->createGoodsSkuInfo($input['goodsSku'],$input['id']);
            }, 5);
            Log::info('管理员:'.Auth::user()->name.'(id='.Auth::user()->id.')修改商品'.$input['name'].'（id='.$goodsId.'）成功');
            DB::commit();
            return $this->success([]);
        }catch(Exception $e) {
            DB::rollBack();
            return $this->error();
        }
    }

    /* 商品上架/下架   */
    public function shelvedGoods(Request $request){
        $goods=Goods::find($request->post('id'));
        $goods->status=($goods->status==0)?'1':'0';
        $row=$goods->save();
        if($row){
            Log::info('管理员:'.Auth::user()->name.'(id='.Auth::user()->id.')下架商品'.$goods->name.'（id='.$goods->id.'）成功');
            return $this->success([]);
        }
        return $this->error();
    }

    //删除商品
    public function destoryGoods(Request $request){
        $goods=Goods::find($request->post('id'));
        $row=$goods->delete();
        if($row){
            Log::info('管理员:'.Auth::user()->name.'(id='.Auth::user()->id.')删除商品'.$goods->name.'（id='.$goods->id.'）成功');
            return $this->success([]);
        }
        return $this->error();
    }
    /*商品信息（根据用户等级获取对应商品规格的价格）*/
    public function getGoodsInfo(Request $request){
        $input=$request->all();
        $rules=[
            'mobile'=>[
                'required',
                'regex:/^1[345789][0-9]{9}$/'
            ],
        ];
        $uuu=new User();
        $validator = $uuu->validator($input,$rules);
        if($validator->fails()){
            return $this->error('400013',$validator->errors()->first());
        }
        $user=User::where('mobile',$input['mobile'])->first();
        if(empty($user)){
            return $this->error('400135','代理信息不存在');
        }
        $goods=Goods::with([
            'goodsskuprice:id,goods_id,sku_id,user_level,price',
            'goodsskuprice' => function ($query) use ($user){
                $query->where('user_level', '=', $user->level);
            }])
            ->where('status',1)
            ->get()->toArray();
        foreach($goods as $key=>$val){
            foreach($val['goodsskuprice'] as $k=>$v){
                $goods[$key]['goodsskuprice'][$k]['sku']=$this->goodsinfo->getGoodsSku($v['sku_id']);
            }
        }
        $data['goods']=$goods;
        $data['user']=$user->toArray();
        return $this->success($data);
    }
}