<?php

namespace App\Services\Pagarme;

use App\Data\Pagarme\Anticipation\AnticipationLimitData;
use App\Data\Pagarme\Anticipation\BulkAnticipationLimitsResponseData;
use App\Data\Pagarme\Anticipation\BulkAnticipationRequestData;
use App\Data\Pagarme\Anticipation\BulkAnticipationResponseData;
use App\Data\Pagarme\Order\OrderRequestData;
use App\Models\Payment;
use App\Services\Pagarme\Concerns\SendsPagarmeRequests;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Log;
use Throwable;

class PagarmeAnticipationService
{
    use SendsPagarmeRequests;

    public function createBulkAnticipation(
        Payment $payment,
        ?BulkAnticipationLimitsResponseData $limits = null,
    ): ?BulkAnticipationResponseData
    {
        $provider = $payment->provider()->first();

        if (! $provider) {
            return null;
        }

        $recipientId = $provider->recipient_id;

        if (empty($recipientId)) {
            return null;
        }

        $providerSplit = $payment->splits()
            ->where('provider_id', $payment->provider_id)
            ->first();

        if (! $providerSplit) {
            return null;
        }

        $requestedAmount = OrderRequestData::amountInCents((float) $providerSplit->gross_amount);

        if ($requestedAmount <= 0) {
            return null;
        }

        $paymentDate = $this->getAnticipationPaymentDate();

        $limits ??= $this->fetchAnticipationLimits($recipientId, $paymentDate);

        if ($limits && $limits->maximum->amount <= 0) {
            Log::channel('pagarme')->warning('Antecipacao ignorada: recebedor sem valor disponivel para antecipar.', [
                'payment_id'       => $payment->id,
                'provider_id'      => $payment->provider_id,
                'recipient_id'     => $recipientId,
                'requested_amount' => $requestedAmount,
                'minimum_amount'   => $limits->minimum->amount,
                'maximum_amount'   => $limits->maximum->amount,
            ]);

            return null;
        }

        if ($limits && $limits->minimum->amount > 0 && $requestedAmount < $limits->minimum->amount) {
            Log::channel('pagarme')->warning('Antecipacao ignorada: valor abaixo do minimo do recebedor.', [
                'payment_id'       => $payment->id,
                'provider_id'      => $payment->provider_id,
                'recipient_id'     => $recipientId,
                'requested_amount' => $requestedAmount,
                'minimum_amount'   => $limits->minimum->amount,
                'maximum_amount'   => $limits->maximum->amount,
            ]);

            return null;
        }

        if ($limits && $limits->maximum->amount > 0 && $requestedAmount > $limits->maximum->amount) {
            Log::channel('pagarme')->warning('Antecipacao ignorada: valor acima do maximo disponivel do recebedor.', [
                'payment_id'       => $payment->id,
                'provider_id'      => $payment->provider_id,
                'recipient_id'     => $recipientId,
                'requested_amount' => $requestedAmount,
                'minimum_amount'   => $limits->minimum->amount,
                'maximum_amount'   => $limits->maximum->amount,
            ]);

            return null;
        }

        try {
            $response = BulkAnticipationResponseData::fromArray($this->pagarmeRequest(
                method: 'POST',
                path:   "/recipients/{$recipientId}/bulk_anticipations",

                payload: new BulkAnticipationRequestData(
                    paymentDate:       $paymentDate,
                    timeframe:         'start',
                    requestedAmount:   $requestedAmount,
                    automaticTransfer: false,
                ),

                idempotencyKey: "bulk-ant-{$payment->id}-{$payment->provider_id}",
                errorMessage:   'Erro ao criar antecipacao no Pagar.me.',
            ));

            $response->requireId();

            return $response;
        } catch (Throwable $e) {
            Log::channel('pagarme')->warning('Falha ao criar antecipacao no Pagar.me.', [
                'payment_id'       => $payment->id,
                'provider_id'      => $payment->provider_id,
                'recipient_id'     => $recipientId,
                'requested_amount' => $requestedAmount,
                'minimum_amount'   => $limits?->minimum->amount,
                'maximum_amount'   => $limits?->maximum->amount,
                'error'            => $e->getMessage(),
            ]);

            return null;
        }
    }

    public function fetchAnticipationLimitsForPayment(Payment $payment): ?BulkAnticipationLimitsResponseData
    {
        $provider = $payment->provider()->first();

        if (! $provider || empty($provider->recipient_id)) {
            return null;
        }

        return $this->fetchAnticipationLimits(
            recipientId: $provider->recipient_id,
            paymentDate: $this->getAnticipationPaymentDate(),
        );
    }

    private function fetchAnticipationLimits(string $recipientId, string $paymentDate): ?BulkAnticipationLimitsResponseData
    {
        try {
            $secretKey = config('services.pagarme.secret_key');

            if (empty($secretKey)) {
                return null;
            }

            $endpoint = $this->pagarmeUrl("/recipients/{$recipientId}/bulk_anticipations/limits");

            $response = Http::withBasicAuth($secretKey, '')
                ->withHeaders([
                    'Content-Type' => 'application/json',
                    'Accept'       => 'application/json',
                ])
                ->get($endpoint, [
                    'payment_date' => $paymentDate,
                    'timeframe'    => 'start',
                ])
                ->throw();

            $body = $response->json() ?? [];
            $limits = BulkAnticipationLimitsResponseData::fromArray($body);

            Log::channel('pagarme')->info('Limites de antecipacao consultados no Pagar.me.', [
                'recipient_id'   => $recipientId,
                'payment_date'   => $paymentDate,
                'minimum_amount' => $limits->minimum->amount,
                'maximum_amount' => $limits->maximum->amount,
            ]);

            return $limits;
        } catch (Throwable $e) {
            Log::channel('pagarme')->warning('Falha ao consultar limites de antecipacao.', [
                'recipient_id' => $recipientId,
                'payment_date' => $paymentDate,
                'error'        => $e->getMessage(),
            ]);

            return null;
        }
    }

    private function getAnticipationPaymentDate(): string
    {
        $now = now()->timezone('America/Sao_Paulo');

        if ($now->hour < 11) {
            return $now->toISOString();
        }

        $nextBusinessDay = $now->copy()->addDay();

        while ($nextBusinessDay->isWeekend()) {
            $nextBusinessDay->addDay();
        }

        return $nextBusinessDay->startOfDay()->toISOString();
    }
}