<?php
// Response header setup
header('Content-Type: application/json');

// NeoDove Endpoint
$neodove_url = 'https://2cf2ff34-01ef-440b-bf9a-07d2fa18ce77.neodove.com/integration/shopify/b45ebe82-503c-4237-9e59-fc2470a6ed5b/leads';

// Shopify se aane wala raw JSON input read karein
$input_data = file_get_contents('php://input');
$draft_order = json_decode($input_data, true);

// Agar empty request aaye toh response deke exit ho jayein
if (!$draft_order) {
    http_response_code(200);
    echo json_encode(["status" => "error", "message" => "No payload received"]);
    exit;
}

/**
 * -------------------------------------------------------------
 * JUGAD: Phone Number Sanitizer (Extract Last 10 Digits)
 * -------------------------------------------------------------
 */
function clean_phone_number($phone) {
    if (empty($phone)) return '';

    // 1. Sirf numbers/digits ko rakho, bakki sab (spaces, +, -, (), etc.) hata do
    $clean = preg_replace('/[^0-9]/', '', $phone);

    // 2. Agar length 10 se badi hai (jaise 919876543210 ya 09876543210), toh last 10 digits lo
    if (strlen($clean) >= 10) {
        return substr($clean, -10);
    }

    return $clean; // Agar kam digit hai toh original cleaned return karega
}

// Data mapping (Shopify Draft Order -> NeoDove Lead Payload)
$customer = isset($draft_order['customer']) ? $draft_order['customer'] : [];
$shipping = isset($draft_order['shipping_address']) ? $draft_order['shipping_address'] : [];
$billing  = isset($draft_order['billing_address'])  ? $draft_order['billing_address']  : [];

// Raw Phone Number fetch karein (Priority: Shipping > Customer > Billing)
$raw_phone = '';
if (!empty($shipping['phone'])) {
    $raw_phone = $shipping['phone'];
} elseif (!empty($customer['phone'])) {
    $raw_phone = $customer['phone'];
} elseif (!empty($billing['phone'])) {
    $raw_phone = $billing['phone'];
}

// Phone number ko clean karke EXACT 10-Digits nikalein
$formatted_phone = clean_phone_number($raw_phone);

// Line items extract karein
$line_items = [];
if (isset($draft_order['line_items']) && is_array($draft_order['line_items'])) {
    foreach ($draft_order['line_items'] as $item) {
        $line_items[] = [
            'title'    => isset($item['title'])    ? $item['title']    : '',
            'quantity' => isset($item['quantity']) ? $item['quantity'] : 1,
            'price'    => isset($item['price'])    ? $item['price']    : '0.00'
        ];
    }
}

// NeoDove Final Payload
$neodove_payload = [
    'order_id'            => isset($draft_order['id']) ? $draft_order['id'] : '',
    'name'                => isset($draft_order['name']) ? $draft_order['name'] : '',
    'customer_first_name' => !empty($customer['first_name']) ? $customer['first_name'] : (!empty($shipping['first_name']) ? $shipping['first_name'] : ''),
    'customer_last_name'  => !empty($customer['last_name']) ? $customer['last_name'] : (!empty($shipping['last_name']) ? $shipping['last_name'] : ''),
    'email'               => !empty($draft_order['email']) ? $draft_order['email'] : (!empty($customer['email']) ? $customer['email'] : ''),
    'phone'               => $formatted_phone, // 👈 Pure 10-Digit Mobile Number
    'total_price'         => isset($draft_order['total_price']) ? $draft_order['total_price'] : '0.00',
    'currency'            => isset($draft_order['currency']) ? $draft_order['currency'] : 'INR',
    'status'              => isset($draft_order['status']) ? $draft_order['status'] : 'open',
    'line_items'          => $line_items,
    'shipping_address'    => [
        'address1' => isset($shipping['address1']) ? $shipping['address1'] : '',
        'city'     => isset($shipping['city'])     ? $shipping['city']     : '',
        'province' => isset($shipping['province']) ? $shipping['province'] : '',
        'zip'      => isset($shipping['zip'])      ? $shipping['zip']      : '',
        'country'  => isset($shipping['country'])  ? $shipping['country']  : ''
    ],
    'created_at'          => isset($draft_order['created_at']) ? $draft_order['created_at'] : ''
];

// cURL se NeoDove API ko POST request bhejein
$ch = curl_init($neodove_url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($neodove_payload));
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    'Content-Type: application/json'
]);

$response  = curl_exec($ch);
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);

// Shopify ko 200 OK return karein
http_response_code(200);
echo json_encode([
    'status'                => 'success',
    'cleaned_phone_sent'    => $formatted_phone,
    'neodove_response_code' => $http_code
]);
?>