<?php

require_once __DIR__ . '/../vendor/autoload.php';

use Apoloz\AlfaBank\AlfaBank;
use Apoloz\AlfaBank\Enums\Environment;

// 1. Initialize
// CERTIFICATES:
// - Sandbox: Provided by bank via email or portal (often a .pfx or zip).
// - Production: Generated by YOU (openssl), public part sent to bank for activation.
$baas = AlfaBank::baas(
    certificatePath: __DIR__ . '/certs/client.cer',
    privateKeyPath: __DIR__ . '/certs/private.key',
    environment: Environment::SANDBOX,
    caBundlePath: __DIR__ . '/certs/russian_trusted_sub_ca.crt' // Optional: for trusted chain validation
);

try {
    echo "Authenticating...\n";
    
    // AUTHENTICATION:
    // client_id: From Developer Portal (App Settings)
    // client_secret: From Developer Portal (App Settings -> Key Icon) OR generated via SDK (examples/14_generate_client_secret.php)
    
    // METHOD A: Standard Client Credentials (for simple services)
    // $baas->login(
    //    clientId: 'your-client-id-uuid',
    //    clientSecret: 'your-client-secret-string'
    // );
    
    // METHOD B: Authorization Code Flow (H2H) (REQUIRED for Nominal Accounts)
    // See examples/13_h2h_auth_service.php for the full setup
    
    // We re-initialize with auth credentials if we didn't pass them initially
    $baas = AlfaBank::baas(
        certificatePath: __DIR__ . '/certs/client.cer',
        privateKeyPath: __DIR__ . '/certs/private.key',
        environment: Environment::SANDBOX,
        clientId: 'your-client-id',
        clientSecret: 'your-client-secret',
        redirectUri: 'https://...'
    );
    
    // Now you can use OAuth methods:
    // $url = $baas->getAuthorizationUrl();
    // or
    // $baas->refreshAccessToken('saved_refresh_token');

    echo "Authentication Configured!\n";

    // 2. Create a Beneficiary (Counterparty)
    echo "Creating Beneficiary...\n";
    
    // In a real app, use the DTOs
    // $payload = new CreateBeneficiaryRequestData(...);
    // $baas->send(new CreateBeneficiaryRequest($payload));
    
    echo "Beneficiary Request Sent (Mock).\n";

} catch (\Exception $e) {
    echo "Error: " . $e->getMessage() . "\n";
    if ($e instanceof \Apoloz\AlfaBank\Exceptions\AlfaBankException) {
        echo "API Code: " . $e->getErrorCode() . "\n";
    }
}