<?php
use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception;

require 'vendor/autoload.php'; // Make sure PHPMailer is installed
require 'config/database.php'; // Make sure PHPMailer is installed


$error = '';
$success = '';

if ($_SERVER['REQUEST_METHOD'] == 'POST') {
$email = $_POST['email'] ?? '';

if (empty($email)) {
$error = "Please enter your email address";
} elseif (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
$error = "Invalid email format";
} else {
// Check if email exists
$query = "SELECT id FROM users WHERE email = ? LIMIT 1";
$firstname = "SELECT first_name FROM users WHERE email = ? LIMIT 1";
$lastname = "SELECT last_name FROM users WHERE email = ? LIMIT 1";
$phonenumber = "8931095984";

$name = $firstname . $lastname;
$stmt = $conn->prepare($query);
$stmt->bind_param("s", $email);
$stmt->execute();
$result = $stmt->get_result();

if ($result->num_rows > 0) {
$user = $result->fetch_assoc();
// Generate reset token
$token = bin2hex(random_bytes(32));
$expires = date('Y-m-d H:i:s', strtotime('+1 hour'));

// Store reset token in database
$update_query = "UPDATE users SET reset_token = ?, reset_expires = ? WHERE email = ?";
$update_stmt = $conn->prepare($update_query);
$update_stmt->bind_param("sss", $token, $expires, $email);

if ($update_stmt->execute()) {
    // Send reset email
    $reset_link = "http://" . $_SERVER['HTTP_HOST'] . "/reset-password.php?token=" . $token;
    
    // TODO: Implement email sending functionality
    // For now, just show success message

$token = 'EAAY24NC5zwkBO19HMEHO3VGCo1nADZCqNU3ZCBk227hf8uH2CAaGCMHe2flI3O117J6UUdwQXCBoZBrdGetI3WieKkxnrikAF4jZCC3DPDyHNTFCAwCvVtpkqOiP55KV6KKwniQGj1b2bx9BE29Ol3ZCcVJxQrOuvhLBNg952i7WsrBWN2Nt2an0EyFS2c3NpfN4qj0xc0qSN0gfLdjX2VdnzqS80';
$phoneNumberId = '592611757275579';
$recipient = '91XXXXXXXXXX'; // user phone number with country code
// $resetLink = "http://localhost/reset-password.php?token=ABC123";

$messageData = [
    'messaging_product' => 'whatsapp',
    'to' => $phonenumber,
    'type' => 'text',
    'text' => [
        'body' => "Hi! Click here to reset your password: $reset_link"
    ]
];

$ch = curl_init("https://graph.facebook.com/v19.0/$phoneNumberId/messages");
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    'Authorization: Bearer ' . $token,
    'Content-Type: application/json'
]);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($messageData));
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

$response = curl_exec($ch);
curl_close($ch);


    // Send email using PHPMailer
    $mail = new PHPMailer(true);
    try {
        // SMTP setup
        $mail->isSMTP();
        $mail->Host       = 'smtp.gmail.com';
        $mail->SMTPAuth   = true;
        $mail->Username   = '[email protected]';       // Your Gmail
        $mail->Password   = 'jqbkssawpizdntad';          // App Password
        $mail->SMTPSecure = PHPMailer::ENCRYPTION_SMTPS;
        $mail->Port       = 587;

        // Email settings
        $mail->setFrom('[email protected]', 'Your App');
        $mail->addAddress($email);
        $mail->Subject = 'Reset Your Password';
        $mail->Body    = "Hi, click the link below to reset your password:\n$resetLink";

        $mail->send();
        echo "Password reset link sent to your email.";
    } catch (Exception $e) {
        echo "Error: {$mail->ErrorInfo}";
    }


    // if(sendResetEmail($email, $name, $reset_link, $site_name)){
    //     $success = "A password reset link has been sent to your email address. Please check your inbox.";
    // } else {
    //     $error = "Failed to send reset email. Please try again later."; 
    // }
} else {
    $error = "Failed to process request. Please try again.";
}
} else {
$error = "Email not found in our records";
}
}
}

?>

// if ($_SERVER['REQUEST_METHOD'] == 'POST') {
//     $email = $_POST['email'];
    

//     $resetLink = "http://localhost/reset-password.php?token=" . urlencode($token);

// ?>