<?php

namespace App\Services\Pagarme;

use App\Data\Pagarme\Request\CustomerRequestData\CustomerAddressRequestData;
use App\Data\Pagarme\Request\CustomerRequestData\CustomerPhonesRequestData\CustomerPhoneData;
use App\Data\Pagarme\Request\CustomerRequestData\CustomerPhonesRequestData\CustomerPhonesRequestData;
use App\Data\Pagarme\Request\CustomerRequestData\CustomerRequestData;
use App\Data\Pagarme\Request\OrderRequestData\OrderItemData;
use App\Data\Pagarme\Request\OrderRequestData\OrderPaymentData\OrderCreditCardData;
use App\Data\Pagarme\Request\OrderRequestData\OrderPaymentData\OrderPaymentData;
use App\Data\Pagarme\Request\OrderRequestData\OrderPaymentData\OrderPixAdditionalInformationData;
use App\Data\Pagarme\Request\OrderRequestData\OrderPaymentData\OrderPixData;
use App\Data\Pagarme\Request\OrderRequestData\OrderPaymentData\OrderSplitData;
use App\Data\Pagarme\Request\OrderRequestData\OrderPaymentData\OrderSplitOptionsData;
use App\Data\Pagarme\Request\OrderRequestData\OrderRequestData;
use App\Data\Pagarme\Response\OrderResponseData\OrderResponseData;
use App\Enums\PaymentSplitStatusEnum;
use App\Enums\PaymentStatusEnum;
use App\Models\Address;
use App\Models\Payment;
use App\Models\PaymentSplit;
use App\Models\Schedule;
use App\Services\Pagarme\Concerns\SendsPagarmeRequests;
use Illuminate\Support\Str;

class PagarmePaymentService
{
    use SendsPagarmeRequests;

    public function processPayment(
        Payment $payment,
        Schedule $schedule,
        string $paymentMethod,
        ?string $cardId = null,
        array $options = [],
    ): array {
        $grossAmount = (float) $payment->gross_amount;

        $items = $this->buildOrderItems($schedule, $grossAmount);
        $customer = $this->buildCustomer($schedule, $options);
        $split = $this->buildSplit($payment, $options);

        $pixOptions = config('services.pagarme.pix_disable_split')
            ? []
            : ['split' => $split];

        $orderOptions = array_merge(['split' => $split], $pixOptions);

        if ($paymentMethod === 'credit_card') {
            $creditCard = new OrderCreditCardData(
                cardId: $cardId,
                installments: 1,
                statementDescriptor: Str::limit((string) config('app.name', 'SOFTPAR'), 13, ''),
                operationType: 'auth_and_capture',
            );

            return $this->createOrderWithCreditCard(
                payment: $payment,
                items: $items,
                customer: $customer,
                creditCard: $creditCard,
                options: $orderOptions,
            );
        }

        $pixData = new OrderPixData(
            expiresIn: 1800,
            additionalInformation: [
                new OrderPixAdditionalInformationData(
                    name: 'Agendamento',
                    value: (string) $schedule->id,
                ),
            ],
        );

        return $this->createOrderWithPix(
            payment: $payment,
            items: $items,
            customer: $customer,
            pix: $pixData,
            options: $pixOptions,
        );
    }

    public function createOrderWithCreditCard(
        Payment $payment,
        array $items,
        CustomerRequestData $customer,
        OrderCreditCardData $creditCard,
        array $options = []
    ): array {
        return $this->createOrder(
            payment: $payment,
            items: $items,
            customer: $customer,
            paymentMethod: OrderRequestData::creditCardPaymentMethod(
                creditCard: $creditCard,
                split: is_array($options['split'] ?? null) ? $options['split'] : null,
            ),
            options: $options,
        );
    }

    public function createOrderWithPix(
        Payment $payment,
        array $items,
        CustomerRequestData $customer,
        OrderPixData $pix,
        array $options = []
    ): array {
        return $this->createOrder(
            payment: $payment,
            items: $items,
            customer: $customer,
            paymentMethod: OrderRequestData::pixPaymentMethod(
                pix: $pix,
                split: is_array($options['split'] ?? null) ? $options['split'] : null,
            ),
            options: $options,
        );
    }

    public function createOrder(
        Payment $payment,
        array $items,
        CustomerRequestData $customer,
        OrderPaymentData $paymentMethod,
        array $options = []
    ): array {
        $metadata = array_merge([
            'payment_id'  => (string) $payment->id,
            'schedule_id' => (string) $payment->schedule_id,
            'client_id'   => (string) $payment->client_id,
            'provider_id' => (string) $payment->provider_id,
        ], $options['metadata'] ?? []);

        $requestData = new OrderRequestData(
            code: $this->ensurePaymentCode($payment),
            items: $items,
            payments: [$paymentMethod],
            metadata: $metadata,
            customer: $customer,
            customerId: $options['customer_id'] ?? null,
            closed: $options['closed'] ?? true,
            channel: $options['channel'] ?? null,
        );

        $order = OrderResponseData::fromArray($this->pagarmeRequest(
            method: 'POST',
            path: '/orders',
            payload: $requestData,
            idempotencyKey: $this->idempotencyKey($payment),
            errorMessage: 'Erro ao criar pedido de pagamento no Pagar.me.',
        ));

        $order->requireId();

        return $order->toArray();
    }

    //

    public function applyGatewayResponseToPayment(Payment $payment, array $orderResponse): Payment
    {
        $order = OrderResponseData::fromArray($orderResponse);
        $newStatus = $order->paymentStatus();
        $failureCode = null;
        $failureMessage = null;

        if ($newStatus === PaymentStatusEnum::FAILED) {
            $failureCode = $order->failureCode();
            $failureMessage = $order->failureMessage();
        }

        $payment->forceFill([
            'gateway_provider'            => 'pagarme',
            'gateway_entity_reference'    => $order->gatewayEntityReference(),
            'gateway_entity_label'        => $order->gatewayEntityLabel(),
            'gateway_operation_reference' => $order->gatewayOperationReference(),
            'gateway_operation_label'     => $order->gatewayOperationLabel(),
            'status'                      => $newStatus,
            'paid_at'                     => $order->paidAt(),
            'authorized_at'               => $order->authorizedAt(),
            'gateway_payload'             => $orderResponse,
            'failure_code'                => $failureCode,
            'failure_message'             => $failureMessage,
        ])->save();

        $splitStatus = match ($newStatus) {
            PaymentStatusEnum::PAID       => PaymentSplitStatusEnum::TRANSFERRED,
            PaymentStatusEnum::FAILED     => PaymentSplitStatusEnum::FAILED,
            PaymentStatusEnum::CANCELLED  => PaymentSplitStatusEnum::CANCELLED,
            PaymentStatusEnum::AUTHORIZED => PaymentSplitStatusEnum::PROCESSING,
            default                       => PaymentSplitStatusEnum::PENDING,
        };

        PaymentSplit::query()
            ->where('payment_id', $payment->id)
            ->update(['status' => $splitStatus]);

        return $payment->fresh();
    }

    //

    public function ensureCustomerPhone(Schedule $schedule, array $options): void
    {
        $phone = $this->buildPhonePayload($schedule->client?->user?->phone)
            ?: $this->buildPhonePayload($options['phone'] ?? null);

        if (! $phone) {
            throw new \InvalidArgumentException(
                'Voce precisa cadastrar um numero de celular valido no seu perfil para concluir o pagamento.'
            );
        }
    }

    //

    private function buildOrderItems(Schedule $schedule, float $grossAmount): array
    {
        $description = $schedule->customSchedule?->serviceType?->description
            ?? "Servico {$schedule->id}";

        return [new OrderItemData(
            code: "schedule-{$schedule->id}",
            amount: OrderRequestData::amountInCents($grossAmount),
            quantity: 1,
            description: $description,
        )];
    }

    private function buildCustomer(Schedule $schedule, array $options = []): CustomerRequestData
    {
        $client = $schedule->client;
        $user = $client->user()->first(['id', 'name', 'email', 'phone']);
        $address = Address::with(['city.state', 'state'])->find($schedule->address_id);

        foreach ([
            'nome'      => $user?->name,
            'email'     => $user?->email,
            'documento' => $client->document,
        ] as $field => $value) {
            if ($value === null || $value === '') {
                throw new \InvalidArgumentException("Cliente precisa ter {$field} para criar pedido no Pagar.me.");
            }
        }

        if (! $address) {
            throw new \InvalidArgumentException('Endereco do agendamento nao encontrado para criar pedido no Pagar.me.');
        }

        $document = $this->digits($client->document);

        $phone = $this->buildPhonePayload($user->phone)
            ?: $this->buildPhonePayload($options['phone'] ?? null);

        $state = $address->state?->code ?? $address->city?->state?->code;
        $city = $address->city?->name;
        $zipCode = $this->digits($address->zip_code);

        $line1 = implode(', ', array_filter([
            $address->number ?: 'S/N',
            $address->address,
            $address->district,
        ]));

        foreach ([
            'documento' => $document,
            'estado'    => $state,
            'cidade'    => $city,
            'cep'       => $zipCode,
            'endereco'  => $line1,
            'telefone'  => $phone,
        ] as $field => $value) {
            if ($value === null || $value === '' || $value === []) {
                throw new \InvalidArgumentException("Cliente precisa ter {$field} valido para criar pedido no Pagar.me.");
            }
        }

        $customerAddress = new CustomerAddressRequestData(
            line1: $line1,
            line2: $address->complement ?: $address->instructions,
            zipCode: $zipCode,
            city: $city,
            state: $state,
            country: 'BR',
        );

        $customerPhones = null;

        if ($phone) {
            $customerPhones = new CustomerPhonesRequestData(
                mobilePhone: new CustomerPhoneData(
                    countryCode: $phone['country_code'],
                    areaCode: $phone['area_code'],
                    number: $phone['number'],
                ),
            );
        }

        return new CustomerRequestData(
            name: $user->name,
            email: $user->email,
            document: $document,
            type: strlen($document) === 14 ? 'company' : 'individual',
            documentType: strlen($document) === 14 ? 'CNPJ' : 'CPF',
            code: "client-{$client->id}",
            address: $customerAddress,
            phones: $customerPhones,
        );
    }

    private function buildPhonePayload(?string $phone): ?array
    {
        $digits = $this->digits($phone);

        if (strlen($digits) < 10) {
            return null;
        }

        if (str_starts_with($digits, '55')) {
            $digits = substr($digits, 2);
        }

        return [
            'country_code' => '55',
            'area_code'    => substr($digits, 0, 2),
            'number'       => substr($digits, 2),
        ];
    }

    private function buildSplit(Payment $payment, array $options): array
    {
        $transfers = PaymentSplit::query()
            ->where('payment_id', $payment->id)
            ->get();

        $split = OrderRequestData::splitFromTransfers($transfers);

        $platformFee = (float) ($payment->platform_fee_amount ?? 0);

        if ($platformFee > 0) {
            $platformRecipientId = config('services.pagarme.platform_recipient_id');

            $split[] = new OrderSplitData(
                amount: OrderRequestData::amountInCents($platformFee),
                recipientId: $platformRecipientId,
                type: 'flat',
                options: new OrderSplitOptionsData(
                    chargeProcessingFee: true,
                    chargeRemainderFee: true,
                    liable: true,
                ),
            );
        }

        return $split;
    }

    private function digits(?string $value): string
    {
        return preg_replace('/\D+/', '', (string) $value) ?? '';
    }

    //

    private function idempotencyKey(Payment $payment): string
    {
        return "payment-{$payment->id}-schedule-{$payment->schedule_id}";
    }

    private function ensurePaymentCode(Payment $payment): string
    {
        if (! empty($payment->gateway_code)) {
            return $payment->gateway_code;
        }

        $code = 'payment-'.(string) Str::uuid();

        $payment->forceFill(['gateway_code' => $code])->save();

        return $code;
    }
}