<?php

namespace App\Jobs;

use App\Enums\PushNotificationTargetEnum;
use App\Models\Provider;
use App\Models\Schedule;
use App\Models\User;
use App\Services\CustomScheduleService;
use Carbon\Carbon;
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\Log;

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

    public int $tries = 3;

    public int $timeout = 60;

    public array $backoff = [10, 60, 300];

    /**
     * @param  int[]  $scheduleIds
     */
    public function __construct(public readonly array $scheduleIds) {}

    public function handle(CustomScheduleService $customScheduleService): void
    {
        $scheduleId = $this->scheduleIds[0] ?? null;
        if (! $scheduleId) {
            return;
        }
        $schedule = Schedule::with(['customSchedule', 'address'])->find($scheduleId);

        if (! $this->shouldNotify($schedule)) {
            return;
        }

        $providerIds = $customScheduleService->getAvailableProvidersForOpportunity($schedule);

        if ($providerIds->isEmpty()) {
            Log::info('Nenhum prestador disponivel para a nova oportunidade', [
                'schedule_id' => $schedule->id,
            ]);

            return;
        }

        $userIds = User::query()
            ->whereIn('id', Provider::whereIn('id', $providerIds)->pluck('user_id'))
            ->where('push_notifications_enabled', true)
            ->whereHas('deviceTokens', function ($query) {
                $query->where('app_type', PushNotificationTargetEnum::PRESTADOR->value)
                    ->where('active', true);
            })
            ->pluck('id');

        if ($userIds->isEmpty()) {
            return;
        }

        $district  = $schedule->address?->district;
        $dateLabel = Carbon::parse($schedule->date)->format('d/m');
        $quantity  = count($this->scheduleIds);
        $userIds->chunk(50)->each(function ($chunk) use ($schedule, $district, $dateLabel, $quantity) {
            foreach ($chunk as $userId) {
                SendOpportunityPushJob::dispatch(
                    $userId,
                    $schedule->id,
                    $district,
                    $dateLabel,
                    $quantity,
                );
            }
        });
    }

    public function failed(\Throwable $exception): void
    {
        Log::error('Falha ao notificar prestadores de nova oportunidade', [
            'schedule_ids' => $this->scheduleIds,
            'error'        => $exception->getMessage(),
        ]);
    }

    private function shouldNotify(?Schedule $schedule): bool
    {
        if (! $schedule || ! $schedule->customSchedule) {
            return false;
        }

        if ($schedule->schedule_type !== 'custom' || $schedule->status !== 'pending') {
            return false;
        }

        if ($schedule->provider_id !== null) {
            return false;
        }

        return ! Carbon::parse($schedule->date)->lt(today());
    }
}