<?php

namespace App\Services\ResellerClub;

use App\Models\RcServiceOrder;
use App\Services\Domain\DomainRegistrarService;
use App\Support\ResellerClubLegacy;
use Illuminate\Support\Arr;
use Illuminate\Support\Facades\Crypt;

class RcOrderFulfillmentService
{
    public function __construct(
        private readonly ResellerClubCustomerService $customers,
        private readonly ResellerClubProductService $products,
        private readonly DomainRegistrarService $registrar,
    ) {
    }

    public function processPaidOrder(int|RcServiceOrder $order): void
    {
        $order = $order instanceof RcServiceOrder
            ? $order->fresh(['user'])
            : RcServiceOrder::query()->with('user')->find($order);

        if (! $order || $order->payment_status !== RcServiceOrder::PAYMENT_STATUS_PAID) {
            return;
        }

        if (in_array($order->fulfillment_status, [RcServiceOrder::FULFILLMENT_SUBMITTING, RcServiceOrder::FULFILLMENT_FULFILLED], true)) {
            return;
        }

        if (! ResellerClubLegacy::canAutomateFulfillment($order)) {
            $message = ResellerClubLegacy::isRenewalRcServiceOrder($order)
                ? ResellerClubLegacy::renewalsDisabledMessage()
                : ResellerClubLegacy::fulfillmentDisabledMessage();
            $this->markManualReview($order, $message);

            return;
        }

        $order->forceFill([
            'status' => RcServiceOrder::STATUS_PROCESSING,
            'fulfillment_status' => RcServiceOrder::FULFILLMENT_SUBMITTING,
        ])->save();

        $resolved = $this->customers->resolveCustomerForUser($order->user);
        if (! ($resolved['success'] ?? false)) {
            $this->markManualReview($order, $resolved['message'] ?? 'Could not prepare the ResellerClub customer.');

            return;
        }

        $customerId = (string) ($resolved['customer_id'] ?? '');

        match ($order->order_type) {
            RcServiceOrder::TYPE_DOMAIN_REGISTRATION => $this->submitDomainRegistration($order, $customerId),
            RcServiceOrder::TYPE_DOMAIN_TRANSFER => $this->submitDomainTransfer($order, $customerId),
            RcServiceOrder::TYPE_RENEWAL => $this->submitRenewal($order, $customerId),
            default => $this->submitServiceOrder($order, $customerId),
        };
    }

    private function submitDomainRegistration(RcServiceOrder $order, string $customerId): void
    {
        $contact = $this->registrar->resolveContactForCustomer($order->user, $customerId);
        if (! ($contact['success'] ?? false)) {
            $this->markManualReview($order, $contact['message'] ?? 'Could not prepare the domain contact.');

            return;
        }

        $registration = $this->registrar->registerDomain(
            $order->domain_name,
            max(1, (int) ($order->term_years ?: 1)),
            $customerId,
            (string) ($contact['contact_id'] ?? '')
        );

        if (! ($registration['success'] ?? false)) {
            $this->markManualReview($order, $registration['message'] ?? 'The registrar did not accept the domain order.');

            return;
        }

        $this->markAwaitingVendor($order, $customerId, (string) ($registration['order_id'] ?? ''));
    }

    private function submitDomainTransfer(RcServiceOrder $order, string $customerId): void
    {
        $contact = $this->registrar->resolveContactForCustomer($order->user, $customerId);
        if (! ($contact['success'] ?? false)) {
            $this->markManualReview($order, $contact['message'] ?? 'Could not prepare the domain contact.');

            return;
        }

        $encryptedAuthCode = (string) Arr::get($order->meta ?? [], 'transfer_auth_code_encrypted', '');
        $authCode = $encryptedAuthCode !== '' ? Crypt::decryptString($encryptedAuthCode) : null;

        $transfer = $this->registrar->transferDomain(
            $order->domain_name,
            $authCode,
            $customerId,
            (string) ($contact['contact_id'] ?? '')
        );

        if (! ($transfer['success'] ?? false)) {
            $this->markManualReview($order, $transfer['message'] ?? 'The registrar did not accept the transfer request.');

            return;
        }

        $this->markAwaitingVendor($order, $customerId, (string) ($transfer['order_id'] ?? ''));
    }

    private function submitRenewal(RcServiceOrder $order, string $customerId): void
    {
        $rcOrderId = (string) data_get($order->meta, 'renew_rc_order_id', $order->rc_order_id ?? '');

        if ($rcOrderId === '') {
            $this->markManualReview($order, 'Renewal is missing the upstream ResellerClub order id.');

            return;
        }

        if (in_array($order->category, ['domain-renewal', 'domain-registration', 'domain-transfer'], true)
            && $order->order_type === RcServiceOrder::TYPE_RENEWAL) {
            $years = max(1, (int) ($order->term_years ?: 1));
            $renewal = $this->registrar->renewDomain(
                $order->domain_name,
                $years,
                $customerId
            );

            if (! ($renewal['success'] ?? false)) {
                $this->markManualReview($order, $renewal['message'] ?? 'The registrar did not accept the domain renewal.');

                return;
            }

            $this->markRenewalComplete($order, $customerId, (string) ($renewal['order_id'] ?? $rcOrderId));

            return;
        }

        $months = max(1, (int) ($order->term_months ?: 1));
        $renewal = $this->products->renewOrder($order->category, $rcOrderId, $months);

        if (! ($renewal['success'] ?? false)) {
            $this->markManualReview($order, $renewal['message'] ?? 'The registrar did not accept the renewal.');

            return;
        }

        $this->markRenewalComplete($order, $customerId, $rcOrderId);
    }

    private function markRenewalComplete(RcServiceOrder $order, string $customerId, string $rcOrderId): void
    {
        $details = $this->products->getOrderDetails($order->category === 'domain-renewal' ? 'domain-registration' : $order->category, $rcOrderId);

        if ($details['success'] ?? false) {
            $synced = $this->products->syncOrderToLocal(
                $order->category === 'domain-renewal' ? 'domain-registration' : $order->category,
                (array) ($details['order'] ?? []),
                $order->user_id,
                $customerId,
                $order
            );

            $synced->forceFill([
                'status' => $synced->status === RcServiceOrder::STATUS_ACTIVE
                    ? RcServiceOrder::STATUS_ACTIVE
                    : RcServiceOrder::STATUS_PROCESSING,
                'payment_status' => RcServiceOrder::PAYMENT_STATUS_PAID,
                'fulfillment_status' => RcServiceOrder::FULFILLMENT_FULFILLED,
                'rc_order_id' => $rcOrderId,
                'submitted_at' => $synced->submitted_at ?: now(),
                'last_synced_at' => now(),
            ])->save();

            return;
        }

        $order->forceFill([
            'rc_customer_id' => $customerId,
            'rc_order_id' => $rcOrderId,
            'status' => RcServiceOrder::STATUS_ACTIVE,
            'fulfillment_status' => RcServiceOrder::FULFILLMENT_FULFILLED,
            'submitted_at' => $order->submitted_at ?: now(),
            'last_synced_at' => now(),
        ])->save();
    }

    private function submitServiceOrder(RcServiceOrder $order, string $customerId): void
    {
        $input = (array) Arr::get($order->meta ?? [], 'order_input', []);
        $input['domain_name'] = $input['domain_name'] ?? $order->domain_name;
        $input['plan_id'] = $input['plan_id'] ?? $order->plan_id;
        $input['months'] = $input['months'] ?? $order->term_months ?? 1;

        $result = $this->products->order($order->category, $customerId, $input);
        if (! ($result['success'] ?? false)) {
            $this->markManualReview($order, $result['message'] ?? 'The provisioning request could not be submitted.');

            return;
        }

        $orderId = (string) ($result['order_id'] ?? '');
        if ($orderId === '') {
            $this->markManualReview($order, 'The provisioning request did not return an upstream order id.');

            return;
        }

        $details = $this->products->getOrderDetails($order->category, $orderId);
        if ($details['success'] ?? false) {
            $synced = $this->products->syncOrderToLocal(
                $order->category,
                (array) ($details['order'] ?? []),
                $order->user_id,
                $customerId,
                $order
            );

            $synced->forceFill([
                'status' => $synced->status === RcServiceOrder::STATUS_ACTIVE
                    ? RcServiceOrder::STATUS_ACTIVE
                    : RcServiceOrder::STATUS_PROCESSING,
                'payment_status' => RcServiceOrder::PAYMENT_STATUS_PAID,
                'fulfillment_status' => $synced->status === RcServiceOrder::STATUS_ACTIVE
                    ? RcServiceOrder::FULFILLMENT_FULFILLED
                    : RcServiceOrder::FULFILLMENT_AWAITING_VENDOR,
                'submitted_at' => $synced->submitted_at ?: now(),
                'last_synced_at' => now(),
            ])->save();

            return;
        }

        $this->markAwaitingVendor($order, $customerId, $orderId, $details['message'] ?? null);
    }

    private function markAwaitingVendor(RcServiceOrder $order, string $customerId, string $orderId, ?string $message = null): void
    {
        $meta = (array) ($order->meta ?? []);
        if ($message !== null && $message !== '') {
            $meta['last_message'] = $message;
        }

        $order->forceFill([
            'rc_customer_id' => $customerId,
            'rc_order_id' => $orderId !== '' ? $orderId : $order->rc_order_id,
            'status' => RcServiceOrder::STATUS_PROCESSING,
            'fulfillment_status' => RcServiceOrder::FULFILLMENT_AWAITING_VENDOR,
            'submitted_at' => $order->submitted_at ?: now(),
            'last_synced_at' => now(),
            'meta' => $meta,
        ])->save();
    }

    private function markManualReview(RcServiceOrder $order, string $message): void
    {
        $meta = (array) ($order->meta ?? []);
        $meta['last_message'] = $message;

        $order->forceFill([
            'status' => RcServiceOrder::STATUS_PROCESSING,
            'fulfillment_status' => RcServiceOrder::FULFILLMENT_MANUAL_REVIEW,
            'meta' => $meta,
        ])->save();
    }
}