<?php

namespace App\Http\Controllers;

use App\BillingModel;
use App\Carrier;
use App\City;
use App\Events\WaybillPriceModelEvent;
use App\Imports\BillingModelsImport;
use App\Province;
use App\Unit;
use function GuzzleHttp\Psr7\str;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\Gate;
use Illuminate\Support\Facades\Validator;
use Maatwebsite\Excel\Facades\Excel;

class BillingModelsController extends Controller
{
    public function index(Request $request)
    {
        if(!Gate::allows('计费模型-查询')){ return redirect(url('/'));  }
        $carriers=Carrier::get();
        $provinces=Province::get();
        $data=$request->input();
        if ($data){
            $billingModels= BillingModel::orderBy('id', 'DESC');
            if ($request->input('carrier_id')){
                $billingModels=$billingModels->where('carrier_id',$request->input('carrier_id'));
            }
            if ($request->input('province_id')){
                $billingModels=$billingModels->where('province_id',$request->input('province_id'));
            }
            $billingModels=$billingModels->paginate($request->input('paginate')?$request->input('paginate'):50);
            return view('waybill.billingModel.index',['billingModels'=>$billingModels,'carriers'=>$carriers,'provinces'=>$provinces,'filterData'=>$data]);
        }else{
            $billingModels= BillingModel::paginate(50);
            return view('waybill.billingModel.index',['billingModels'=>$billingModels,'carriers'=>$carriers,'provinces'=>$provinces,'filterData'=>$data]);
        }
    }


    public function create()
    {
        if(!Gate::allows('计费模型-录入')){ return redirect(url('/'));  }
        $carriers=Carrier::get();
        $provinces=Province::get();
        $units=Unit::get();
        return view('waybill.billingModel.create',['carriers'=>$carriers,'provinces'=>$provinces,'units'=>$units]);
    }

    public function getCities($province_id){
        $cities=City::where('province_id',$province_id)->get();
        return ['cities'=>$cities];
    }


    public function store(Request $request)
    {
        if(!Gate::allows('计费模型-录入')){ return redirect(url('/'));  }
        $this->validateBillingModel($request)->validate();
        $billingModel=$request->input('BillingModel');
        $billingModelIs=BillingModel::where('carrier_id',$billingModel['carrier_id'])->where('province_id',$billingModel['province_id'])->where('unit_id',$billingModel['unit_id']);
        if (isset($billingModel['city_id'])){
            $billingModelIs=$billingModelIs->where('city_id',$billingModel['city_id']);
        }
        if (isset($billingModel['range_min'])){
            $billingModelIs=$billingModelIs->where('range_min',$billingModel['range_min']);
        }
        if (isset($billingModel['range_max'])){
            $billingModelIs=$billingModelIs->where('range_max',$billingModel['range_max']);
        }
        $billingModelIs=$billingModelIs->first();
        if (!$billingModelIs){
            if (isset($billingModel['city_id'])){
                $billingModelProvince=BillingModel::whereRaw('carrier_id = ? AND province_id = ? AND city_id IS NULL',[$billingModel['carrier_id'],$billingModel['province_id']])->first();
                if ($billingModelProvince){
                    return redirect()->back()->with('successTip','已存在省份模型，无需录入城市模型');
                }
            }else{
                $billingModelProvince=BillingModel::whereRaw('carrier_id = ? AND province_id = ? AND city_id IS NOT NULL',[$billingModel['carrier_id'],$billingModel['province_id']])->first();
                if ($billingModelProvince){
                    return redirect()->back()->with('successTip','已存在城市模型，无法录入省份模型');
                }
            }
            $waybillPriceModel=BillingModel::create($billingModel);
            event(new WaybillPriceModelEvent($waybillPriceModel));
            $this->log(__METHOD__,__FUNCTION__,json_encode($request->toArray()),Auth::user()['id']);
            return redirect('billingModel')->with('successTip','新计费模型录入成功');
        }else{
            return redirect()->back()->with('successTip','该计费模型已存在');
        }
    }


    public function edit($id)
    {
        if(!Gate::allows('计费模型-编辑')){ return redirect(url('/'));  }
        $billingModel=BillingModel::find($id);
        $carriers=Carrier::get();
        $provinces=Province::get();
        $cities=City::where('province_id',$billingModel->province_id)->get();
        $units=Unit::get();
        return view('waybill.billingModel.edit',['billingModel'=>$billingModel,'carriers'=>$carriers,'provinces'=>$provinces,'units'=>$units,'cities'=>$cities]);
    }


    public function update(Request $request, $id)
    {
        if(!Gate::allows('计费模型-编辑')){ return redirect(url('/'));  }
        $this->validateBillingModel($request)->validate();
        $billingModel=BillingModel::find($id);
        $billingModel->fill($request->input('BillingModel'));
        if ($billingModel->save()){
            event(new WaybillPriceModelEvent($billingModel));
            $this->log(__METHOD__,__FUNCTION__,json_encode($request->toArray()),Auth::user()['id']);
            return redirect('billingModel')->with('successTip','新计费模型修改成功');
        }
    }

    public function destroy($id)
    {
        if(!Gate::allows('计费模型-删除')){ return redirect(url('/'));  }
        $billingModel=BillingModel::find($id);
        $this->log(__METHOD__,__FUNCTION__,json_encode($billingModel),Auth::user()['id']);
        $result=$billingModel->delete();
        return ['success'=>$result];
    }


    public function import(Request $request){
        if(!Gate::allows('计费模型-录入')){ return redirect(url('/'));  }
        $fileSuffix=$request->file('file')->getClientOriginalExtension();
        if ($fileSuffix=='xlsx'||$fileSuffix=='xlsm'||$fileSuffix=='xltx'||$fileSuffix=='xltm'||$fileSuffix=='xls'||$fileSuffix=='xlt'||$fileSuffix=='ods'||$fileSuffix=='ots'||$fileSuffix=='slk'
            ||$fileSuffix=='xml'||$fileSuffix=='gnumeric'||$fileSuffix=='htm'||$fileSuffix=='html'||$fileSuffix=='csv'||$fileSuffix=='tsv'){
            $isOverride = $request->input('isOverride');
            ini_set('max_execution_time',2100);
            ini_set('memory_limit','512M');
            $extension=$request->file()['file']->getClientOriginalExtension();
            $extension[0] = strtoupper($extension[0]);
            Excel::import(new BillingModelsImport($isOverride),$request->file()['file']->path(),null,$extension);
            if (Cache::has('error')){
                return '<h1 class="text-danger">导入Excel失败<br><p style="color: red">'.Cache::pull('error').'</p></h1>';
            }else{
                $exception=Cache::get('exception');
                $a='';
                for ($i=0;$i<count($exception);$i++){$a.=implode(',',$exception[$i]).'&#10'; };
                return '<h1 class="text-danger">导入Excel成功<br><textarea style="width: 50%;height: 50%">'.$a.'</textarea></h1>';
            }
        }else{
            return '<h1 class="text-danger">失败<br><p style="color: red">不支持该文件类型</p></h1>';
        }
    }

    protected function validateBillingModel(Request $request){
        $min = $request->input('BillingModel.range_min');
        $validator= Validator::make($request->input(),[
            'BillingModel.province_id'=>'required|integer',
            'BillingModel.carrier_id'=>'required|integer',
            'BillingModel.unit_id'=>'required|integer',
            'BillingModel.city_id'=>'nullable|Integer',
            'BillingModel.range_min'=> 'nullable|min:0|numeric',
            'BillingModel.range_max'=> "nullable|min:{$min}|numeric",
            'BillingModel.unit_price'=>'required|min:0|numeric',
            'BillingModel.base_fee'=>'nullable|min:0|numeric',
            'BillingModel.initial_weight'=>'nullable|min:0|numeric',
        ],[
            'required'=>':attribute 为必填项',
            'min'     =>':attribute 数值过小',
            'max'      => ':attribute 数值过大',
            'numeric' =>':attribute 应为数字',
            'integer'=> ':attribute 选择错误',
        ],[
            'BillingModel.province_id'=>'省份',
            'BillingModel.carrier_id'=>'承运商',
            'BillingModel.unit_id'=>'计重单位',
            'BillingModel.city_id'=>'城市',
            'BillingModel.range_min'=>'价格区间最小值',
            'BillingModel.range_max'=>'价格区间最大值',
            'BillingModel.unit_price'=>'单价',
            'BillingModel.base_fee'=>'起步费',
            'BillingModel.initial_weight'=>'始重',
        ]);
        return $validator;
    }
}