<?php

declare(strict_types=1);

namespace App\Http\Controllers\Fo;

use App\Http\Controllers\Controller;
use App\Models\Customer;
use Illuminate\Http\RedirectResponse;
use Illuminate\Support\Arr;
use LDC\MESBR\MesBr;
use RuntimeException;

class DiscountController extends Controller
{
    /**
     * Fetch PDF BR.
     */
    public function fetchBrPdf(): RedirectResponse
    {
        /** @var Customer $customer */
        $customer = auth('frontend')->user();

        $pdf = $this->fetchBrPdfFromMesBr($customer);

        if ($pdf === null) {
            \back()->withErrors([
                'coupon' => trans('front.messages.pdf_download_error'),
            ])->throwResponse();
        }

        return redirect()->to(
            sprintf(
                '%s/basket/%s/print',
                config('mesbr.endpoint'),
                $pdf
            )
        );
    }

    /**
     * Fetch coupons PDF.
     *
     * @phpcs:disable Generic.Metrics.CyclomaticComplexity.TooHigh
     */
    private function fetchBrPdfFromMesBr(Customer $customer): ?string
    {
        // phpcs:enable
        // * Phase - 1 Recupération des informations CRM
        /** @var Customer $customer */
        $customer = auth('frontend')->user();
        /** @var \LDC\LDCCRM\Models\Customer $crmCustomer */
        $crmCustomer = $customer->api_data;

        try {
            /** @var MesBr */
            $mesBr  = resolve('mesBrAPI');
            $result = $mesBr->getBasket($crmCustomer);
            $result = \is_object($result) ? (array) $result : $result;

            if (Arr::get($result, 'status') !== 'OK') {
                report(new RuntimeException(
                    \sprintf(
                        'MESBR : Une erreur est survenue. Code : %s Message : %s',
                        Arr::get($result, 'code')    ?? 'Undefined',
                        Arr::get($result, 'message') ?? 'Undefined',
                    )
                ));

                return null;
            }

            // * La réponse est conforme ?
            $needed_fields = ['uuid'];
            if (! Arr::has($result, $needed_fields)) {
                report(new RuntimeException(sprintf(
                    'MESBR : Il manques des champs dans la réponse, attendu => %s, donné => %s',
                    json_encode($needed_fields),
                    json_encode($result),
                )));

                return null;
            }

            // * Tout est OK
            return Arr::get($result, 'uuid') ?: null;
        } catch (RuntimeException $e) {
            report($e);

            // * Retenter ?
            return null;
        } // end try
    }
}