<?php
session_start();
require_once 'db/config.php';

$success_message = '';
$error_message = '';

if ($_SERVER["REQUEST_METHOD"] == "POST") {
    try {
        $pdo = db();

        // Create table if it doesn't exist
        $pdo->exec("CREATE TABLE IF NOT EXISTS hospitals (
            id INT AUTO_INCREMENT PRIMARY KEY,
            hospital_name VARCHAR(255) NOT NULL,
            address VARCHAR(255),
            contact_person VARCHAR(255),
            contact_email VARCHAR(255) NOT NULL UNIQUE,
            password VARCHAR(255) NOT NULL,
            specialties TEXT,
            accreditation_path VARCHAR(255),
            billing_details TEXT,
            subscription_plan VARCHAR(50),
            logo_path VARCHAR(255),
            gallery_paths TEXT,
            created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
        )");

        // File upload handling
        $upload_dir = 'uploads/hospitals/';

        $accreditation_path = null;
        if (isset($_FILES['accreditation']) && $_FILES['accreditation']['error'] == UPLOAD_ERR_OK) {
            $file_name = uniqid() . '-accreditation-' . basename($_FILES['accreditation']['name']);
            $accreditation_path = $upload_dir . $file_name;
            if (!move_uploaded_file($_FILES['accreditation']['tmp_name'], $accreditation_path)) {
                throw new Exception("Failed to upload accreditation file.");
            }
        }

        $logo_path = null;
        if (isset($_FILES['logo']) && $_FILES['logo']['error'] == UPLOAD_ERR_OK) {
            $file_name = uniqid() . '-logo-' . basename($_FILES['logo']['name']);
            $logo_path = $upload_dir . $file_name;
            if (!move_uploaded_file($_FILES['logo']['tmp_name'], $logo_path)) {
                throw new Exception("Failed to upload logo file.");
            }
        }

        $gallery_paths = [];
        if (isset($_FILES['gallery']['name']) && is_array($_FILES['gallery']['name'])) {
            foreach ($_FILES['gallery']['tmp_name'] as $key => $tmp_name) {
                if ($_FILES['gallery']['error'][$key] == UPLOAD_ERR_OK) {
                    $file_name = uniqid() . '-gallery-' . basename($_FILES['gallery']['name'][$key]);
                    $gallery_path = $upload_dir . $file_name;
                    if (move_uploaded_file($tmp_name, $gallery_path)) {
                        $gallery_paths[] = $gallery_path;
                    }
                }
            }
        }
        $gallery_paths_json = json_encode($gallery_paths);

        // Hash password
        $password_hash = password_hash($_POST['password'], PASSWORD_DEFAULT);

        // Insert data
        $stmt = $pdo->prepare(
            "INSERT INTO hospitals (hospital_name, address, contact_person, contact_email, password, specialties, accreditation_path, billing_details, subscription_plan, logo_path, gallery_paths) 
             VALUES (:hospital_name, :address, :contact_person, :contact_email, :password, :specialties, :accreditation_path, :billing_details, :subscription_plan, :logo_path, :gallery_paths)"
        );

        $stmt->bindParam(':hospital_name', $_POST['hospitalName']);
        $stmt->bindParam(':address', $_POST['address']);
        $stmt->bindParam(':contact_person', $_POST['contactPerson']);
        $stmt->bindParam(':contact_email', $_POST['contactEmail']);
        $stmt->bindParam(':password', $password_hash);
        $stmt->bindParam(':specialties', $_POST['specialties']);
        $stmt->bindParam(':accreditation_path', $accreditation_path);
        $stmt->bindParam(':billing_details', $_POST['billingDetails']);
        $stmt->bindParam(':subscription_plan', $_POST['subscriptionPlan']);
        $stmt->bindParam(':logo_path', $logo_path);
        $stmt->bindParam(':gallery_paths', $gallery_paths_json);

        $stmt->execute();

        $success_message = "Registration successful! Your hospital profile will be reviewed shortly.";

    } catch (PDOException $e) {
        if ($e->getCode() == 23000) { // Integrity constraint violation (duplicate entry)
            $error_message = "An account with this email address already exists.";
        } else {
            $error_message = "Database error: " . $e->getMessage();
        }
    } catch (Exception $e) {
        $error_message = "An error occurred: " . $e->getMessage();
    }
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Hospital Registration - Medicaltour</title>
    <meta name="description" content="Hospital registration for Medicaltour.">
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.min.css">
    <link rel="stylesheet" href="assets/css/custom.css?v=<?php echo time(); ?>">
    <style>
        body {
            padding-top: 5rem;
        }
    </style>
</head>
<body>

<header>
    <nav class="navbar navbar-expand-lg fixed-top">
        <div class="container">
            <a class="navbar-brand" href="index.php">Medicaltour</a>
            <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                <span class="navbar-toggler-icon"></span>
            </button>
            <div class="collapse navbar-collapse" id="navbarNav">
                <ul class="navbar-nav ms-auto">
                    <li class="nav-item"><a class="nav-link" href="index.php#hero">Home</a></li>
                    <li class="nav-item"><a class="nav-link" href="index.php#about">About</a></li>
                    <li class="nav-item"><a class="nav-link" href="index.php#portfolio">Services</a></li>
                    <li class="nav-item"><a class="nav-link" href="index.php#testimonials">Testimonials</a></li>
                    <li class="nav-item"><a class="nav-link" href="index.php#contact">Contact</a></li>
                    <li class="nav-item dropdown">
                        <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-bs-toggle="dropdown" aria-expanded="false">
                            Register
                        </a>
                        <ul class="dropdown-menu" aria-labelledby="navbarDropdown">
                            <li><a class="dropdown-item" href="patient-registration.php">Patient</a></li>
                            <li><a class="dropdown-item" href="doctor-registration.php">Doctor</a></li>
                            <li><a class="dropdown-item" href="hospital-registration.php">Hospital</a></li>
                        </ul>
                    </li>
                    <li class="nav-item"><a class="nav-link" href="login.php">Login</a></li>
                </ul>
            </div>
        </div>
    </nav>
</header>

<main class="container my-5">
    <div class="row">
        <div class="col-md-8 mx-auto">
            <h2 class="text-center mb-4">Hospital Registration</h2>

            <?php if ($success_message): ?>
                <div class="alert alert-success"><?php echo $success_message; ?></div>
            <?php endif; ?>
            <?php if ($error_message): ?>
                <div class="alert alert-danger"><?php echo $error_message; ?></div>
            <?php endif; ?>

            <?php if (!$success_message): ?>
                <p class="text-center mb-4">Register your hospital to be part of our exclusive network.</p>
                <form action="hospital-registration.php" method="post" enctype="multipart/form-data">
                    <div class="mb-3">
                        <label for="hospitalName" class="form-label">Hospital Name</label>
                        <input type="text" class="form-control" id="hospitalName" name="hospitalName" required>
                    </div>
                    <div class="mb-3">
                        <label for="address" class="form-label">Address</label>
                        <input type="text" class="form-control" id="address" name="address" required>
                    </div>
                    <div class="row">
                        <div class="col-md-6 mb-3">
                            <label for="contactPerson" class="form-label">Contact Person</label>
                            <input type="text" class="form-control" id="contactPerson" name="contactPerson" required>
                        </div>
                        <div class="col-md-6 mb-3">
                            <label for="contactEmail" class="form-label">Contact Email</label>
                            <input type="email" class="form-control" id="contactEmail" name="contactEmail" required>
                        </div>
                    </div>
                     <div class="row">
                        <div class="col-md-6 mb-3">
                            <label for="password" class="form-label">Password</label>
                            <input type="password" class="form-control" id="password" name="password" required>
                        </div>
                        <div class="col-md-6 mb-3">
                            <label for="specialties" class="form-label">Specialties</label>
                            <input type="text" class="form-control" id="specialties" name="specialties" placeholder="e.g., Cardiology, Neurology">
                        </div>
                    </div>
                    <div class="mb-3">
                        <label for="accreditation" class="form-label">Accreditation/License Upload</label>
                        <input class="form-control" type="file" id="accreditation" name="accreditation">
                    </div>
                    <div class="mb-3">
                        <label for="billingDetails" class="form-label">Bank/Billing Details</label>
                        <textarea class="form-control" id="billingDetails" name="billingDetails" rows="3"></textarea>
                    </div>
                    <div class="mb-3">
                        <label for="subscriptionPlan" class="form-label">Subscription Plan</label>
                        <select class="form-select" id="subscriptionPlan" name="subscriptionPlan">
                            <option selected>Choose a plan...</option>
                            <option value="basic">Basic</option>
                            <option value="premium">Premium</option>
                            <option value="enterprise">Enterprise</option>
                        </select>
                    </div>
                    <div class="row">
                        <div class="col-md-6 mb-3">
                            <label for="logo" class="form-label">Logo Upload</label>
                            <input class="form-control" type="file" id="logo" name="logo">
                        </div>
                        <div class="col-md-6 mb-3">
                            <label for="gallery" class="form-label">Image Gallery</label>
                            <input class="form-control" type="file" id="gallery" name="gallery[]" multiple>
                        </div>
                    </div>
                    <div class="text-center">
                        <button type="submit" class="btn btn-primary">Register Hospital</button>
                    </div>
                </form>
            <?php endif; ?>
        </div>
    </div>
</main>

<footer class="py-4 bg-dark text-white text-center">
    <div class="container">
        <p>&copy; 2025 Medicaltour. All Rights Reserved.</p>
    </div>
</footer>

<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
<script src="assets/js/main.js?v=<?php echo time(); ?>"></script>
</body>
</html>