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

$id = $_POST['id'] ?? null;
$property_id = $_POST['property_id'] ?? null;

if (!$id) {
    header('Location: index.php');
    exit;
}

try {
    $db = db();
    $stmt = $db->prepare("SELECT * FROM files WHERE id = :id");
    $stmt->bindParam(':id', $id, PDO::PARAM_INT);
    $stmt->execute();
    $file = $stmt->fetch(PDO::FETCH_ASSOC);

    if ($file) {
        // Delete file from server
        if (file_exists($file['file_path'])) {
            unlink($file['file_path']);
        }

        // Delete record from database
        $stmt = $db->prepare("DELETE FROM files WHERE id = :id");
        $stmt->bindParam(':id', $id, PDO::PARAM_INT);
        $stmt->execute();
    }

    if ($property_id) {
        header('Location: edit_property.php?id=' . $property_id . '&message=File deleted successfully');
    } elseif ($tenant_id = $_GET['tenant_id'] ?? null) {
        header('Location: edit_tenant.php?id=' . $tenant_id . '&message=File deleted successfully');
    } elseif ($payment_id = $_GET['payment_id'] ?? null) {
        header('Location: edit_payment.php?id=' . $payment_id . '&message=File deleted successfully');
    } else {
        header('Location: index.php?page=properties&message=File deleted successfully');
    }
    exit;
} catch (PDOException $e) {
    die("DB ERROR: " . $e->getMessage());
}
?>