<?php

namespace App\Http\Controllers;

use App\Concession;
use App\CulturecardTicket;
use App\Order;
use App\Paymentmethod;
use App\Reservation;
use App\SingleSeatsUser;
use App\Traits\MoneyTrait;
use Exception;
use Illuminate\Support\Facades\Auth;
use Request;
use App\Seat;
use DateTime;
use Illuminate\Support\Facades\DB;


class ReservationController extends Controller
{
    use MoneyTrait;

    public function index()
    {
        $orders = Order::orderBy('id', 'desc')->get();
        return view('admin.reservations.index', compact('orders'));
    }

    public function finance(){
	    //Run `update single_seat_user set paymentmethod_id=5 where single_seat_id in (select singleseat_id from culturecards_tickets) and paymentmethod_id <> 5;` to fix weird issue
	    DB::statement("update single_seat_user set paymentmethod_id=5 where single_seat_id in (select singleseat_id from culturecards_tickets) and paymentmethod_id <> 5;");
	$kontoMapping = array();
	$kontoMapping['A'] = '251009';
	$kontoMapping['B'] = '252029';
	$kontoMapping['C'] = '253013';
	$kontoMapping['D'] = '254019';
	$kontoMapping['E'] = '255015';
	$kontoMapping['F'] = '256024';
	$kontoMapping['G'] = '257022';
	$kontoMapping['H'] = '258031';
	$kontoMapping['I'] = '259016';
	$kontoMapping['J'] = '259016';
	$kontoMapping['K'] = '260030';
	$kontoMapping['L'] = '261020';
	$kontoMapping['M'] = '262028';
	$kontoMapping['N'] = '263113';
	$kontoMapping['O'] = '264016';
	$kontoMapping['P'] = '265025';
	$kontoMapping['Q'] = '266010';
	$kontoMapping['R'] = '267024';
	$kontoMapping['T'] = '271016';
	$kontoMapping['U'] = '272011';
	$kontoMapping['V'] = '273013';
	$kontoMapping['W'] = '274032';
	$kontoMapping['X'] = 'NONE';
	$kontoMapping['Y'] = 'NONE';
	$kontoMapping['Z'] = '276016';
	$kontoMapping['Ö'] = $kontoMapping['O'];
	$kontoMapping['Ü'] = $kontoMapping['U'];
	$kontoMapping['Ä'] = $kontoMapping['A'];


	    $csv = "satzart;konto;gkonto;belegnr;belegdatum;buchsymbol;buchcode;prozent;steuercode;betrag;steuer;text\n";
	    $orders = Order::where('created_at', 'like', '2025-08-%')->get();
	    foreach($orders as $order){
		    $paymentmethod = $order->singleseatusers()->first()->paymentmethod->name;
		    if($paymentmethod !== "Überweisung"){
			    continue;
		    }
		    $satzart = "0";
		    $lastname = $order->user()->withTrashed()->first()->lastname;
		    if(starts_with($lastname, "S")){
			if(starts_with($lastname, "Sch")){
				$konto="269026";
			}elseif(starts_with($lastname, "St")){
				$konto="270019";
			}else{
				$konto="268022";
			}
		    }else{
				$konto = $kontoMapping[strtoupper(mb_substr($lastname, 0, 1))];
			}
		    $event_month = date('m', strtotime($order->singleseatusers()->first()->singleSeat()->first()->seat()->first()->date));
		    $gkonto="39$event_month";
		    $event_id=$order->singleseatusers()->first()->singleSeat()->first()->seat()->first()->event()->first()->id;
		    if($event_id == 1608){
			    //fast christmas
			    $gkonto = 3474;
		    }elseif($event_id == 1615){
			    $gkonto = 3476;
		    }elseif($event_id == 1626){
			    $gkonto =3477;
		    }
		    $belegnr = $order->id;
		    $belegdatum = $order->created_at->format('d.m.Y'); //TODO: check if Y-m-D is ok
		    $buchsymbol = "AR";
		    $buchcode = "1";
		    $prozent="10";
		    $steuercode="1";
		    $price = $order->getPrice();
		    /*if($order->porto){
			$price -= 100;
		    }*/
		    $betrag=number_format($price/100, 2); //TODO: Check if "." is ok as delim
		    $steuer = number_format(round($price-$price/1.1)/100, 2);
		    $firstname = $order->user()->withTrashed()->first()->firstname;
		    $title = $order->singleseatusers()->first()->singleSeat()->first()->seat()->first()->event()->first()->title;
		    $text = "$lastname $firstname $title";

		    if($order->getPrice() > 0){
			    $csv.="$satzart;$konto;$gkonto;$belegnr;$belegdatum;$buchsymbol;$buchcode;$prozent;$steuercode;$betrag;$steuer;$text\n";

			    if($order->porto){
				    $betrag = number_format(1,2);
				    $steuer = number_format(1-1/1.1,2);
				$csv.="$satzart;$konto;4031;$belegnr;$belegdatum;$buchsymbol;$buchcode;$prozent;$steuercode;$betrag;$steuer;$text\n";
			    }
		    }
		    //dd($order);
	}
	echo nl2br($csv);
    }

    public function stats(){
        $seats = Seat::all();
        $totalPrice = 0;
        $counter = 0;
        foreach($seats as $seat){
            foreach($seat->singleSeats()->where('booked', '1')->get() as $singleSeat){
                $ssu = SingleSeatsUser::where('single_seat_id', $singleSeat->id)->first();
                if($ssu != null) {
                    $priceTicket = $this->calcPriceTicket($ssu);
                    $totalPrice += $priceTicket;
                    if ($priceTicket > 0)
                        $counter++;
                }
            }
        }
        $avg = $totalPrice/$counter;
        echo "Erlös aus Karten seit 16.4.: € ".($totalPrice/100)." (".$counter." x durchschn. ".$avg.")";
    }

    public function show($id)
    {
        $order = Order::find($id);
        $concessions = Concession::where('deleted', 0)->get();
        $paymentmethods = Paymentmethod::where('name', '<>', 'Kulturkarte')->get();

        return view('admin.reservations.edit',compact('order', 'concessions', 'paymentmethods'));
    }

    public function destroy($id)
    {
        $order = Order::find($id);
        $ssus = $order->singleseatusers()->get();
        foreach($ssus as $ssu){
            $singleSeat = $ssu->singleSeat()->first();
            $singleSeat->booked = 0;
            $singleSeat->save();
            $ssu->delete();
        }
        $order->delete();
        return redirect('admin/reservations');
    }

    public function update($id){
        $orderUpdate = Request::all();


        $order=Order::find($id);
        $order->paid = Request::has('paid');
        $order->porto = Request::has('porto');
        $order->notes = $orderUpdate["notes"];
        $order->paiddate = $orderUpdate["date"];
        $order->save();

        $concessions = $orderUpdate["concession"];
        $counter = 0;
        foreach($order->singleseatusers()->get() as $ssu){
            $ssu->event_concessions_id = $concessions[$counter];
            $counter++;
            $ssu->save();
        }

//        if($orderUpdate['paymentmethod'] == 5 && $order->paymentmethod != 5){ //kulturkarte
//            $event = $order->singleseatusers()->first()->singleSeat()->first()->seat()->first()->event()->first();
//            if(!$this->verifyCultureCard($event, $order)){
//                $eventId = $event->id;
////                return redirect('/book/'.$eventId.'-0');
//                return redirect('/home');
//            }
//            foreach($order->singleseatusers()->get() as $ssu){
//                $culturecardTicket = new CulturecardTicket();
//                $culturecardTicket->culturecard_id = $order->user()->first()->culturecard_user()->orderBy('created_at', 'desc')->first()->culturecard()->first()->id;
//                $culturecardTicket->singleseat_id = $ssu->singleSeat()->first()->id;
//                $culturecardTicket->save();
//            }
//        }

        foreach($order->singleseatusers()->get() as $ssu){
            $culturcard = Concession::where('name', 'Kulturkarte')->first();
            if($ssu->paymentmethod_id != $culturcard->id){
                $ssu->paymentmethod_id = $orderUpdate['paymentmethod'];
                $ssu->save();
            }
        }


        \Session::flash('flash_message', 'Die Reservierung wurde erfolgreich bearbeitet!');
        return redirect('admin/reservations?search='.$order->id);
    }

    private function verifyCultureCard($event, $order){
        $user = $order->user()->first();

        $amountTicketsToBuy = count($order->singleseatusers()->get());
        if($amountTicketsToBuy > 2){
            \Session::flash('flash_error','Mit der Kulturkarte können maximal 2 Tickets der selben Veranstaltung gekauft werden! Bitte wähle weniger Sitzplätze aus');
            return false;
        }

        //check whether user has a culture card
        if(count($user->culturecard_user()->get()) <= 0){
            \Session::flash('flash_error', 'Als Bezahlart wurde Kulturkarte gewählt, Sie besitzen jedoch keine. Bitte kaufen Sie eine neue Kulturkarte, oder wähle eine andere Bezahlmöglichkeit.');
            return false;
        }

        //culture card still valid
        $activeCultureCard = $user->culturecard_user()->orderBy('created_at', 'desc')->first()->culturecard()->first();
        $now = new DateTime();
        $cardValidUntil = DateTime::createFromFormat('Y-m-d', $activeCultureCard->renewal_date);
        if ($now > $cardValidUntil){
            \Session::flash('flash_error', 'Ihre Kulturkarte ist bereits abgelaufen. Bitte kaufen Sie eine neue Kulturkarte, oder wähle eine andere Bezahlmöglichkeit.');
            return false;
        }


        //check whether user has enough free cards left
        $amountAlreadyBought = $activeCultureCard->get_amount_bought_tickets();
        if($amountAlreadyBought + $amountTicketsToBuy > 5){
            \Session::flash('flash_error', 'Sie haben bereits '.$amountAlreadyBought.' Ticket(s) mit Ihrer Kulturkarte gekauft. Sie können noch maximal '.(5-$amountAlreadyBought).' Ticket(s) mit Ihrer Kulturkarte kaufen, haben jedoch '.$amountTicketsToBuy.' ausgewählt. Bitte wählen Sie weniger Plätze aus und probieren Sie es erneut.');
            return false;
        }

        //check whether user has bought tickets of this event with culturecard already
        $ticketsThisEventBoughtWithCultureCard = 0;
        foreach($activeCultureCard->culturecard_ticket()->get() as $ticket){
            if($event["event_id"] == $ticket->singleSeat()->first()->seat()->first()->event_id){
                $ticketsThisEventBoughtWithCultureCard++;
            }
        }
        if($ticketsThisEventBoughtWithCultureCard + $amountTicketsToBuy > 2){
            \Session::flash('flash_error', 'Sie haben bereits '.$ticketsThisEventBoughtWithCultureCard.' Karte(n) für diese Veranstaltung mit Ihrer Kulturkarte gekauft. Insgesamt können maximal 2 Karten pro Veranstaltung mit der Kulturkarte bezahlt werden.');
            return false;
        }


        return true;
    }


}