<?php

namespace Modules\Webstatement\Jobs;

use Exception;
use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
use Modules\Webstatement\Models\Atmcard;

class BiayaKartu implements ShouldQueue
{
    use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;

    /**
     * Database constants
     */
    private const DB_TABLE           = 'IST77.VW_CMS_VCARD';
    private const BATCH_SIZE         = 100;
    private const MAX_EXECUTION_TIME = 86400; // 24 jam dalam detik

    /**
     * Execute the job.
     */
    public function handle(): void
    {
        set_time_limit(self::MAX_EXECUTION_TIME);
        $this->syncAtmCards();

        // Setelah sync selesai, jadwalkan job untuk memperbarui branch dan currency
        $this->scheduleUpdateBranchCurrencyJobs();
    }

    /**
     * Synchronize ATM cards data from Oracle database
     *
     * @return void
     */
    private function syncAtmCards(): void
    {
        try {
            $offset         = 0;
            $hasMoreRecords = true;

            while ($hasMoreRecords) {
                $cards = $this->fetchCardBatch($offset);
                $this->processCardBatch($cards);

                $hasMoreRecords = count($cards) === self::BATCH_SIZE;
                $offset         += self::BATCH_SIZE;
            }

            Log::info('Sinkronisasi kartu ATM berhasil diselesaikan');
        } catch (Exception $e) {
            Log::error('BiayaKartu: syncAtmCards: ' . $e->getMessage(), [
                'file' => $e->getFile(),
                'line' => $e->getLine()
            ]);
        }
    }

    /**
     * Fetch a batch of ATM cards from the database
     *
     * @param int $offset
     *
     * @return \Illuminate\Support\Collection
     */
    private function fetchCardBatch(int $offset)
    {
        return DB::connection('oracle')
                 ->table(self::DB_TABLE)
                 ->where('crsts', 1)
                 ->whereNotNull('ACCFLAG')
                 ->where('ACCFLAG', '>', 0)
                 ->skip($offset)
                 ->take(self::BATCH_SIZE)
                 ->get();
    }

    /**
     * Process a batch of ATM cards
     *
     * @param \Illuminate\Support\Collection $cards
     *
     * @return void
     */
    private function processCardBatch($cards): void
    {
        foreach ($cards as $card) {
            try {
                // Perbarui data kartu dasar
                $cardData = $this->getCardBaseData($card);
                Atmcard::updateOrCreate(['crdno' => $card->crdno], $cardData);
            } catch (Exception $e) {
                Log::warning("Gagal memproses kartu {$card->crdno}: " . $e->getMessage());
            }
        }
    }

    /**
     * Schedule update branch and currency jobs for cards that need update
     *
     * @return void
     */
    private function scheduleUpdateBranchCurrencyJobs(): void
    {
        try {
            // Ambil semua kartu yang perlu diperbarui branch dan currency
            $cards = Atmcard::where('crsts', 1)
                           ->whereNotNull('accflag')
                           ->where('accflag', '!=', '')
                           ->where(function($query) {
                               $query->whereNull('branch')
                                     ->orWhere('branch', '')
                                     ->orWhereNull('currency')
                                     ->orWhere('currency', '');
                           })
                           ->get();

            $totalCards = $cards->count();
            Log::info("Menjadwalkan {$totalCards} job pembaruan branch dan currency");

            foreach ($cards as $card) {
                // Jadwalkan job dengan delay untuk menghindari terlalu banyak request bersamaan
                UpdateAtmCardBranchCurrencyJob::dispatch($card)
                    ->delay(now()->addSeconds(rand(1, 300))); // Random delay antara 1-300 detik
            }

            Log::info('Semua job pembaruan branch dan currency telah dijadwalkan');
        } catch (Exception $e) {
            Log::error('Gagal menjadwalkan job pembaruan branch dan currency: ' . $e->getMessage(), [
                'file' => $e->getFile(),
                'line' => $e->getLine()
            ]);
        }
    }

    /**
     * Get base data for card update
     *
     * @param object $card
     *
     * @return array
     */
    private function getCardBaseData(object $card): array
    {
        return [
            'accflag'     => $card->accflag,
            'cracc1'      => $card->cracc1,
            'cracc2'      => $card->cracc2,
            'cracc3'      => $card->cracc3,
            'cracc4'      => $card->cracc4,
            'cracc5'      => $card->cracc5,
            'craccnam1'   => $card->craccnam1,
            'craccnam2'   => $card->craccnam2,
            'craccnam3'   => $card->craccnam3,
            'craccnam4'   => $card->craccnam4,
            'craccnam5'   => $card->craccnam5,
            'crsts'       => $card->crsts,
            'cttype'      => $card->cttype,
            'ctdesc'      => $card->ctdesc,
            'crdate'      => $card->crdate,
            'last_update' => $card->lastupdate,
        ];
    }
}