<?php

namespace App\Http\Controllers;

use App\CarType;
use App\CommodityBarcode;
use App\Components\AsyncResponse;
use App\DeliveryAppointment;
use App\DeliveryAppointmentCar;
use App\DeliveryAppointmentDetail;
use App\Imports\AppointmentDetail;
use App\Warehouse;
use Carbon\Carbon;
use Carbon\CarbonPeriod;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Validator;

class DeliveryAppointmentController extends Controller
{
    use AsyncResponse;

    public function list()
    {
        $owners = app("UserService")->getPermittingOwnerIds(Auth::id());
    }

    public function appointment()
    {
        $owners = app("OwnerService")->getIntersectPermitting();
        $cars = CarType::query()->get();
        $warehouses = Warehouse::query()->select("id","name")->get();
        return view("store.deliveryAppointment.appointment",compact("owners","cars","warehouses"));
    }

    public function import()
    {
        $this->importExcel(new AppointmentDetail());
    }

    /**
     * 获取产能
     *
     */
    public function getCapacity()
    {
        $model = request("model");
        $errors = $this->appointmentValidator($model)->errors();
        if (count($errors)>0)$this->success(["errors"=>$errors]);
        /** @var \stdClass $warehouse */
        $warehouse = Warehouse::query()->find($model["warehouse_id"]);
        $tonne = $model["tonne"] ?? 0;
        $cubicMeter = $model["cubic_meter"] ?? 0;
        $amount = request("detail_amount");
        $need = app("DeliveryAppointmentService")->calculateCapacity($tonne,$cubicMeter,$amount,$warehouse->reduced_production_capacity_coefficient);//所需产能
        $start = Carbon::tomorrow();
        $end = Carbon::today()->addDays(7);
        $map = [];
        DeliveryAppointment::query()->selectRaw("appointment_date,date_period,SUM(capacity) AS capacity")
            ->whereBetween("appointment_date",[$start->toDateString(),$end->toDateString()])
            ->where("status",0)
            ->where("warehouse_id",$warehouse->id)
            ->groupBy(["appointment_date","date_period"])->get()
            ->each(function ($appointment)use(&$map){
                $map[$appointment->appointment_date."-".$appointment->date_period] = $appointment->capacity;
            });
        $list = [];
        $capacity = $warehouse->production_capacity;
        foreach (CarbonPeriod::create($start,$end) as $date){
            /** @var $date Carbon */
            $date = $date->format("Y-m-d");
            $periods = [];
            foreach (DeliveryAppointment::PERIOD as $key=>$period){
                $total = $capacity*DeliveryAppointment::HOUR[$key];//仓库该时段产能总量
                $used = $map[$date."-".$key] ?? 0; //已使用产能
                $available = $total-$used; //可用产能
                if ($available < $need)$periods[] = ["time"=>$period,"index"=>$key,"isAvailable"=>false];
                else $periods[] = ["time"=>$period,"index"=>$key,"isAvailable"=>true];
            }
            $list[] = ["date"=>$date,"period"=>$periods];
        }
        $this->success($list);
    }

    /**
     * 确定预约
     */
    public function submitAppointment()
    {
        $model = request("model");
        $selectDate = request("date");
        $details = request("details");
        $errors = $this->appointmentValidator($model)->errors();
        if (count($errors)>0)$this->success(["errors"=>$errors]);
        $errors = Validator::make($selectDate,[
            "date" => ["required","date","after:today"],
            "time" => ["required","integer"],
        ])->errors();
        if (count($errors)>0)$this->error("未选定预约日期");

        DB::transaction(function ()use($model,$selectDate,$details,&$appointment){
            $result = DeliveryAppointment::query()->selectRaw("appointment_date,date_period,SUM(capacity) AS capacity")
                ->where("appointment_date",$selectDate["date"])
                ->where("date_period",$selectDate["time"])
                ->where("warehouse_id",$model["warehouse_id"])
                ->where("status",0)
                ->groupBy(["appointment_date","date_period"])
                ->lockForUpdate()->first();
            /** @var \stdClass $warehouse */
            $warehouse = Warehouse::query()->find($model["warehouse_id"]);
            $need = app("DeliveryAppointmentService")->
            calculateCapacity($model["tonne"] ?? 0,$model["cubic_meter"] ?? 0,count($details),
                $warehouse->reduced_production_capacity_coefficient);
            if ($result){
                $total = $warehouse->production_capacity*DeliveryAppointment::HOUR[$selectDate["time"]];
                $available = $total-$result->capacity;
                if ($available < $need)$this->success(["isFail"=>true]);
            }
            /** @var \stdClass $appointment */
            $appointment = DeliveryAppointment::query()->create([
                "user_id"               => Auth::id(),
                "owner_id"              => $model["owner_id"],
                "procurement_number"    => $model["procurement_number"] ?? null,
                "asn_number"            => $model["asn_number"] ?? null,
                "warehouse_id"          => $model["warehouse_id"],
                "tonne"                 => $model["tonne"] ?? 0,
                "cubic_meter"           => $model["cubic_meter"] ?? 0,
                "box_amount"            => $model["box_amount"] ?? 0,
                "capacity"              => $need,
                "appointment_date"      => $selectDate["date"],
                "date_period"           => $selectDate["time"],
            ]);
            if ($details)app("DeliveryAppointmentService")->insertDetails($appointment,$details);
            $insert = [];
            foreach ($model["cars"] as $index=>$car){
                $rand = mt_rand(0,9);
                $len = strlen($appointment->id);
                $ten = $len < 2 ? "0" : substr($appointment->id,$len-2,1);
                $one = substr($appointment->id,$len-1,1);
                //唯一码 随机数+十位+当前下标+个位+日期
                $number = $rand.$ten.$index.$one.date("d");
                $insert[] = [
                    "delivery_appointment_id" => $appointment->id,
                    "license_plate_number"    => $car["license_plate_number"],
                    "car_id"                  => $car["car_id"],
                    "driver_name"             => $car["driver_name"],
                    "driver_phone"            => $car["driver_phone"],
                    "appointment_number"      => $number,
                ];
            }
            DeliveryAppointmentCar::query()->insert($insert);
        });
        //md5加密在密文第五位后插入
        $md5 = substr_replace(md5(date("m-d")),$appointment->id,5,0);
        $this->success(["key"=>$md5]);
    }

    private function appointmentValidator(array $model)
    {
        return Validator::make($model,[
            "owner_id" => ["required","integer"],
            "warehouse_id" => ["required","integer"],
            "tonne" => ["required_without:cubic_meter","numeric"],
            "cubic_meter" => ["required_without:tonne","numeric"],
            "box_amount" => ["nullable","integer"],
            "cars.*.license_plate_number" => ["required","size:7"],
            "cars.*.car_id" => ["nullable","integer"],
            "cars.*.driver_phone" => ["nullable"],
            "cars.*.driver_name" => ["nullable"],
        ],[
            'required'=>':attribute 不应为空',
            'integer'=>':attribute 应为数值',
            'required_without'=>':attribute 不应为空',
            'numeric'=>':attribute 必须为数字',
            'size'=>':attribute 非法',
        ],[
            'owner_id'=>'货主',
            'warehouse_id'=>'仓库',
            'tonne'=>'吨',
            'cubic_meter'=>'立方',
            'cars.*.license_plate_number'=>'车牌号',
            'cars.*.car_id'=>'车型',
            'cars.*.driver_phone'=>'司机电话',
            'cars.*.driver_name'=>'司机姓名',
        ]);
    }

    /**
     * 根据key取id 鉴权数据
     */
    public function showAppointmentInfo()
    {
        $key = request("k");
        $len = strlen($key);
        $id = substr($key,5,$len-32);
        $md5 = substr($key,0,5).substr($key,5+$len-32);
        if ($md5!==md5(date("m-d")))return view("exception.404");

        /** @var \stdClass $appointment */
        $appointment = DeliveryAppointment::query()->with("cars")->find($id);
        if (!$appointment || $appointment->user_id != Auth::id())return view("exception.404");
        return view("store.deliveryAppointment.success",compact("appointment"));
    }
}