<?php

namespace App\Services\Pagarme;

use App\Models\Provider;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Log;

class PagarmeRecipientService
{
    public function createRecipientForProvider(Provider $provider, array $data): string
    {
        if (! empty($provider->recipient_id)) {
            return $provider->recipient_id;
        }

        $bankAccountData = $data['recipient_default_bank_account'];
        $metadata        = $data['recipient_metadata'] ?? [];
        $paymentMode     = $data['recipient_payment_mode'];
        $recipientType   = $data['recipient_type'] ?? 'individual';

        $addressParts  = $this->extractAddressParts($data);
        $monthlyIncome = isset($data['monthly_income']) ? (int) $data['monthly_income'] : 1000;
        $occupation    = $data['professional_occupation'] ?? 'autonomo';

        $payload = [
            'code' => preg_replace('/\D+/', '', $data['recipient_code']),

            'register_information' => [
                'name'                    => $data['recipient_name'],
                'email'                   => $data['recipient_email'],
                'document'                => preg_replace('/\D+/', '', $data['recipient_document']),
                'type'                    => $recipientType,
                'birthdate'               => $data['birth_date'] ?? null,
                'monthly_income'          => $monthlyIncome,
                'professional_occupation' => $occupation,
                'phone_numbers'           => $this->buildPhoneNumbers($data['phone'] ?? null),

                'address' => [
                    'street'          => $data['address'],
                    'complementary'   => $addressParts['complementary'],
                    'street_number'   => $addressParts['street_number'],
                    'neighborhood'    => $addressParts['neighborhood'],
                    'city'            => $data['city'] ?? null,
                    'state'           => $data['state'] ?? null,
                    'zip_code'        => preg_replace('/\D+/', '', $data['zip_code']),
                    'reference_point' => $addressParts['reference_point'],
                ],
            ],

            'default_bank_account' => [
                'holder_name'         => $bankAccountData['holder_name'],
                'holder_type'         => $bankAccountData['holder_type'],
                'holder_document'     => preg_replace('/\D+/', '', $bankAccountData['holder_document']),
                'bank'                => $bankAccountData['bank'],
                'branch_number'       => $bankAccountData['branch_number'],
                'branch_check_digit'  => $bankAccountData['branch_check_digit'] ?? null,
                'account_number'      => $bankAccountData['account_number'],
                'account_check_digit' => $bankAccountData['account_check_digit'],
                'type'                => $bankAccountData['type'],
            ],

            'transfer_settings' => [
                'transfer_enabled'  => false,
                'transfer_interval' => 'Daily',
                'transfer_day'      => 0,
            ],

            'automatic_anticipation_settings' => [
                'enabled' => false,
            ],
        ];

        $response = $this->pagarmeRequest($provider->id)
            ->post($this->pagarmeUrl('/recipients'), $payload);

        if ($response->failed()) {
            Log::channel('pagarme')->error('Pagar.me recipient creation failed', [
                'status'  => $response->status(),
                'body'    => $response->json() ?? $response->body(),
                'payload' => $payload,
            ]);

            throw new \RuntimeException('Erro ao criar recebedor no Pagar.me.');
        }

        $recipientData = $response->json();
        $recipientId   = $recipientData['id'] ?? null;

        if (! $recipientId) {
            Log::channel('pagarme')->error('Pagar.me recipient creation returned empty id', [
                'response' => $recipientData,
            ]);

            throw new \RuntimeException('Pagar.me recipient creation returned an empty id.');
        }

        $provider->forceFill([
            'recipient_id'                   => $recipientId,
            'recipient_name'                 => $data['recipient_name'],
            'recipient_email'                => $data['recipient_email'],
            'recipient_description'          => $data['recipient_description'],
            'recipient_document'             => $data['recipient_document'],
            'recipient_type'                 => $recipientType,
            'recipient_code'                 => $data['recipient_code'],
            'recipient_payment_mode'         => $paymentMode,
            'recipient_default_bank_account' => $bankAccountData,

            'recipient_transfer_settings' => [
                'transfer_enabled'  => false,
                'transfer_interval' => 'daily',
                'transfer_day'      => 0,
            ],

            'recipient_automatic_anticipation_settings' => [
                'enabled' => false,
            ],

            'recipient_metadata' => $metadata,
        ])->save();

        $this->applyAutomaticAnticipationSettings($provider->id, $recipientId);

        return $recipientId;
    }

    //

    private function pagarmeUrl(string $path): string
    {
        return rtrim(config('services.pagarme.base_url'), '/').'/'.ltrim($path, '/');
    }

    private function idempotencyKey(int $providerId, string $suffix = 'recipient'): string
    {
        return "provider-{$providerId}-{$suffix}";
    }

    //

    private function pagarmeRequest(int $providerId, string $suffix = 'recipient')
    {
        $secretKey = config('services.pagarme.secret_key');

        if (empty($secretKey)) {
            Log::channel('pagarme')->error('PAGARME_SECRET_KEY is not configured.');

            throw new \RuntimeException('PAGARME_SECRET_KEY is not configured.');
        }

        return Http::withBasicAuth($secretKey, '')
            ->withHeaders([
                'Idempotency-Key' => $this->idempotencyKey($providerId, $suffix),
                'Content-Type'    => 'application/json',
                'Accept'          => 'application/json',
            ]);
    }

    private function applyAutomaticAnticipationSettings(int $providerId, string $recipientId): void
    {
        $payload = [
            'enabled' => false,
        ];

        $response = $this->pagarmeRequest($providerId, 'auto-anticipation')
            ->patch($this->pagarmeUrl("/recipients/{$recipientId}/automatic-anticipation-settings"), $payload);

        if ($response->failed()) {
            Log::channel('pagarme')->error('Pagar.me automatic anticipation settings update failed', [
                'status'  => $response->status(),
                'body'    => $response->json() ?? $response->body(),
                'payload' => $payload,
            ]);

            throw new \RuntimeException('Erro ao atualizar antecipação automática do recebedor no Pagar.me.');
        }
    }

    private function extractAddressParts(array $data): array
    {
        $addressLine = trim((string) ($data['address'] ?? ''));
        $segments    = array_map('trim', explode(',', $addressLine));

        $streetSegment  = $segments[0] ?? '';
        $streetNumber   = $data['number'] ?? null;
        $neighborhood   = $data['district'] ?? null;
        $referencePoint = $data['reference_point'] ?? null;
        $complementary  = $data['complement'] ?? null;

        if ($streetNumber === null) {
            preg_match('/^(\d+)/', $streetSegment, $matches);
            $streetNumber = $matches[1] ?? 'S/N';
        }

        if ($neighborhood === null) {
            $neighborhood = $segments[1] ?? 'N/A';
        }

        if ($referencePoint === null) {
            $referencePoint = 'N/A';
        }

        if ($complementary === null) {
            $complementary = 'N/A';
        }

        return [
            'street_number'   => (string) $streetNumber,
            'neighborhood'    => (string) $neighborhood,
            'reference_point' => (string) $referencePoint,
            'complementary'   => (string) $complementary,
        ];
    }

    private function buildPhoneNumbers(?string $phone): array
    {
        $digits = preg_replace('/\D+/', '', (string) $phone) ?? '';

        if (strlen($digits) < 10) {
            return [[
                'ddd'    => '11',
                'number' => '999999999',
                'type'   => 'mobile',
            ]];
        }

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

        $areaCode = substr($digits, 0, 2);
        $number   = substr($digits, 2);

        return [[
            'ddd'    => $areaCode,
            'number' => $number,
            'type'   => 'mobile',
        ]];
    }
}