<?php

// Disallow direct access to this file for security reasons
if (!defined("IN_MYBB")) {
    die("Direct initialization of this file is not allowed.");
}

// Hook into post and thread creation to check for the flip command
$plugins->add_hook("newreply_do_newreply_end", "process_flip_command");
$plugins->add_hook("newthread_do_newthread_end", "process_flip_command");

function flipcoin_info() {
    return array(
        "name"          => "Flip Coin",
        "description"   => "Allows users to flip a coin and bet bytes, earning or losing them based on the result.",
        "website"       => "http://yourwebsite.com",
        "author"        => "Your Name",
        "authorsite"    => "http://yourwebsite.com",
        "version"       => "1.0",
        "compatibility" => "18*"
    );
}

function flipcoin_activate() {
    global $db;
    // Ensure there's a 'bytes' column in the users table for tracking currency
    if (!$db->field_exists('bytes', 'users')) {
        $db->write_query("ALTER TABLE " . TABLE_PREFIX . "users ADD `bytes` INT NOT NULL DEFAULT '0'");
    }
}

function flipcoin_deactivate() {
    // Cleanup tasks like removing or modifying the database are usually performed here
    // Caution is advised to not remove user data unintentionally
    // For this example, we'll leave the bytes column intact on deactivation
}

function process_flip_command() {
    global $mybb, $db, $post;

    // Check if the message contains the /flip command
    if (preg_match('/\/flip (\d+)/', $post['message'], $matches)) {
        $bet = (int)$matches[1];
        $uid = (int)$mybb->user['uid'];

        // Retrieve user's current bytes
        $query = $db->simple_select("users", "bytes", "uid='{$uid}'");
        $userBytes = $db->fetch_field($query, "bytes");

        if ($bet > 0 && $userBytes >= $bet) {
            // Flip the coin
            $result = rand(0, 1) ? "win" : "lose";
            $newBytes = $result === "win" ? ($userBytes + $bet) : ($userBytes - $bet);

            // Update user's bytes
            $db->update_query("users", ["bytes" => $newBytes], "uid='{$uid}'");

            // Append the result to the post's message
            $post['message'] .= "\n\n[b]Flip Result:[/b] You {$result}! You now have {$newBytes} bytes.";
        } else {
            // Not enough bytes or invalid bet
            $post['message'] .= "\n\n[b]Flip Error:[/b] Invalid bet or not enough bytes.";
        }
    }
}