<?php
require_once("env.php");
require_once("session.php");
require_once("connection.php");
require_once("functions.php");

$response = array('status' => 'error', 'message' => 'Something went wrong');

// Check if the user is logged in
if (!isset($_SESSION['user_id'])) {
    $response['message'] = 'You are not logged in.';
    echo json_encode($response);
    exit();
}

$user_id = $_SESSION['user_id'];

// Handle updating user details (excluding profile picture)
if (isset($_POST['first_name'], $_POST['last_name'], $_POST['phone_number'], $_POST['email'])) {
    $first_name = ucwords(strtolower($_POST['first_name']));
    $last_name = ucwords(strtolower($_POST['last_name']));
    $phone_number = $_POST['phone_number'];
    $email = $_POST['email'];

    // Update user details in the database
    $sql = "UPDATE users SET first_name = ?, last_name = ?, phone_number = ?, email = ? WHERE user_id = ?";
    $stmt = $conn->prepare($sql);
    $stmt->bind_param("ssssi", $first_name, $last_name, $phone_number, $email, $user_id);

    if ($stmt->execute()) {
        $response['status'] = 'success';
        $response['message'] = 'User details updated successfully';
    } else {
        $response['message'] = 'Failed to update user details';
    }
} else {
    $response['message'] = 'Invalid form submission';
}

echo json_encode($response);