<?php
session_start();
include("admin/inc/config.php");

if (!isset($_SESSION['id'])) {
    // Redirect to login if the user is not logged in
    header("Location: user_login.php");
    exit();
}

if (isset($_POST['follow'])) {
    $user_id = $_SESSION['id']; // Logged-in user ID
    $reporter_id = $_POST['reporter_id']; // ID of the reporter being followed

    // Check if the user already follows the reporter
    $check_query = "SELECT * FROM follow WHERE user_id = '$user_id' AND reporter_id = '$reporter_id'";
    $check_result = mysqli_query($conn, $check_query);

    if (mysqli_num_rows($check_result) == 0) {
        // Insert follow record
        $insert_query = "INSERT INTO follow (user_id, reporter_id) VALUES ('$user_id', '$reporter_id')";
        if (mysqli_query($conn, $insert_query)) {
            echo "<script>alert('You are now following this reporter!'); window.location.href=document.referrer;</script>";
        } else {
            echo "<script>alert('Error following reporter. Try again.'); window.location.href=document.referrer;</script>";
        }
    } else {
        echo "<script>alert('You are already following this reporter!'); window.location.href=document.referrer;</script>";
    }
}
?>