include 'header.php'; // Includes config.php + theme
require_once __DIR__ . '/../core/Storage.php';

$message = "";
$redirect = false;

if ($_SERVER["REQUEST_METHOD"] === "POST") {
    $its_id   = trim($_POST['its_id']);
    $password = trim($_POST['password']);
    // Name parts
    $first_name  = trim($_POST['first_name']);
    $middle_name = trim($_POST['middle_name']);
    $surname     = trim($_POST['surname']);
    $area     = trim($_POST['area']);
$street   = trim($_POST['street']);
$building = trim($_POST['building']);
$flat_no  = trim($_POST['flat_no']);
$full_address = trim($_POST['full_address']);
    $mobile    = trim($_POST['mobile']);
    $email     = trim($_POST['email']);
    $whatsapp  = trim($_POST['whatsapp']);

   // Cloudflare R2 configuration
$r2Prefix = "qardan/";

// ITS Card
$its_ext = strtolower(pathinfo($_FILES["its_card"]["name"], PATHINFO_EXTENSION));
$its_card = $r2Prefix . $its_id . "-ITSCard." . $its_ext;
Storage::upload($_FILES["its_card"]["tmp_name"], $its_card);

// Aadhar
$aadhar_ext = strtolower(pathinfo($_FILES["aadhar"]["name"], PATHINFO_EXTENSION));
$aadhar = $r2Prefix . $its_id . "-Aadhar." . $aadhar_ext;
Storage::upload($_FILES["aadhar"]["tmp_name"], $aadhar);

// PAN
$pan_ext = strtolower(pathinfo($_FILES["pan"]["name"], PATHINFO_EXTENSION));
$pan = $r2Prefix . $its_id . "-PAN." . $pan_ext;
Storage::upload($_FILES["pan"]["tmp_name"], $pan);

    // Check if ITS ID already exists
    $stmt = $conn->prepare("SELECT * FROM qh_users WHERE its_id = ?");
    $stmt->bind_param("s", $its_id);
    $stmt->execute();
    $result = $stmt->get_result();

    if ($result && $result->num_rows > 0) {
        // User exists → check if partial record (used as guarantor before)
        $existing = $result->fetch_assoc();

        if (
            empty($existing['password']) || 
            empty($existing['full_name']) || 
            empty($existing['address']) ||
            empty($existing['mobile']) || 
            empty($existing['email'])
        ) {
            // Update user with full details
            $update = $conn->prepare("UPDATE qh_users 
    SET password=?, first_name=?, middle_name=?, surname=?, 
        area=?, street=?, building=?, flat_no=?, full_address=?, 
        mobile=?, email=?, whatsapp=?, 
        its_card=?, aadhar=?, pan=?, status='pending' 
    WHERE its_id=?");

$update->bind_param("ssssssssssssssss", 
    $password, $first_name, $middle_name, $surname,
    $area, $street, $building, $flat_no, $full_address,
    $mobile, $email, $whatsapp,
    $its_card, $aadhar, $pan, $its_id
);
            $update->execute();
            $message = "Registration completed successfully. Redirecting to login...";
            $redirect = true;
        } else {
            // Already full member
            echo "<script>alert('Already a member! Redirecting to login.'); window.location='login.php';</script>";
            exit;
        }
    } else {
        // Insert new record
        $insert = $conn->prepare("INSERT INTO qh_users 
    (its_id, password, first_name, middle_name, surname, 
     area, street, building, flat_no, full_address, 
     mobile, email, whatsapp, its_card, aadhar, pan, status) 
    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, 'pending')");

$insert->bind_param("ssssssssssssssss", 
    $its_id, $password, $first_name, $middle_name, $surname, 
    $area, $street, $building, $flat_no, $full_address,
    $mobile, $email, $whatsapp,
    $its_card, $aadhar, $pan
);
        $insert->execute();
        $message = "Registration successful. Redirecting to login...";
        $redirect = true;
    }
}
?>

<!-- Page Header -->
<header>
    <div class="header-content">
        <img src='' alt="Logo" class="logo">
        <h1>HMP QH Sign Up</h1>
    </div>
</header>

<!-- Body -->
<div class="container">
    <h2>Create Account</h2>

    <form method="POST" action="signup.php" enctype="multipart/form-data">
        <label for="its_id">ITS No.</label>
        <input type="text" id="its_id" name="its_id" pattern="\d{8}" maxlength="8" required>

        <label for="password">Password</label>
        <input type="text" id="password" name="password" required>

         <!-- Name Fields -->
        <label for="first_name">First Name</label>
        <input type="text" id="first_name" name="first_name" required>

        <label for="middle_name">Middle Name</label>
        <input type="text" id="middle_name" name="middle_name">

        <label for="surname">Surname</label>
        <input type="text" id="surname" name="surname" required>


        <label for="address">Residential Address</label>
        <!-- Address Fields -->
<label for="area">Area</label>
<input type="text" id="area" name="area" required>

<label for="street">Street</label>
<input type="text" id="street" name="street">

<label for="building">Building</label>
<input type="text" id="building" name="building">

<label for="flat_no">Flat No.</label>
<input type="text" id="flat_no" name="flat_no">

<label for="full_address">Full Address</label>
<textarea id="full_address" name="full_address" rows="2" required></textarea>

        <label for="mobile">Mobile No.</label>
        <input type="tel" id="mobile" name="mobile" pattern="\d{10}" maxlength="10" required>

        <label for="email">Email Address</label>
        <input type="email" id="email" name="email" required>

        <label>
            <input type="checkbox" id="same-as-contact" name="whatsapp-option" value="same"
                onclick="copyContactToWhatsapp()" style="width:fit-content">
            <label for="same-as-contact" style="display:inline">Same as Contact No.</label> 
        </label>
WhatsApp Number
        <input type="tel" id="whatsapp" name="whatsapp" placeholder="WhatsApp No. (if different)">

        <label for="its_card">Upload ITS Card</label>
        <input type="file" id="its_card" name="its_card" accept="image/*" required>

        <label for="aadhar">Upload Aadhar</label>
        <input type="file" id="aadhar" name="aadhar" accept=".jpg,.jpeg,.png,.pdf" required>

        <label for="pan">Upload PAN</label>
        <input type="file" id="pan" name="pan" accept=".jpg,.jpeg,.png,.pdf" required>

        <button type="submit">Sign Up</button>
    </form>

    <p>Already have an account? <a href="login.php">Login here</a></p>
</div>

  <script>
        document.addEventListener('DOMContentLoaded', function () {
            var checkbox = document.getElementById('same-as-contact');
            var whatsappInput = document.getElementById('whatsapp');
            var contactInput = document.getElementById('mobile');

            // Function to copy contact number to WhatsApp field if checkbox is checked
            function updateWhatsappField() {
                var contactValue = contactInput.value;

                if (checkbox.checked) {
                    // If the radio button is checked, copy the contact number to WhatsApp field
                    whatsappInput.value = contactValue;
                }
            }

            // Add event listener to the radio button for checking/unchecking
            checkbox.addEventListener('change', function () {
                if (checkbox.checked) {
                    // If checked, copy contact number and disable WhatsApp input
                    updateWhatsappField();
                    whatsappInput.disabled = true;
                } else {
                    // If unchecked, clear and enable WhatsApp input
                    whatsappInput.value = '';
                    whatsappInput.disabled = false;
                }
            });

            // Add event listener to the contact input to update WhatsApp field when contact changes
            contactInput.addEventListener('input', function () {
                updateWhatsappField();
            });
        });
    </script>

<footer>
    <p>&copy; 2025 YMZHMP. All rights reserved.</p>
    <p><span class="highlight">Qardan Hasanah System</span></p>
    <p>Handcrafted by <span class="highlight"><a href="https://burhan53.in" target="_blank
               " style="color: inherit; text-decoration: none;">Burhanuddin Tinwala</a> &amp; Hatim Soni</span></p>
</footer>