Plugin.cs

using BepInEx;
using BepInEx.Configuration;
using BepInEx.Logging;
using HarmonyLib;
using ModSync.Networking;
using UnityEngine;

namespace ModSync
{
    [BepInPlugin(MyPluginInfo.PLUGIN_GUID, MyPluginInfo.PLUGIN_NAME, MyPluginInfo.PLUGIN_VERSION)]
    public class Plugin : BaseUnityPlugin
    {
        internal static Plugin Instance { get; private set; } = null!;
        internal static new ManualLogSource Logger { get; private set; } = null!;

        internal static ConfigEntry<bool> EnableModCheck { get; private set; } = null!;
        internal static ConfigEntry<bool> EnableConfigSync { get; private set; } = null!;
        internal static ConfigEntry<bool> NotifyOnMismatch { get; private set; } = null!;
        internal static ConfigEntry<bool> BlockJoinOnMismatch { get; private set; } = null!;

        private readonly Harmony _harmony = new Harmony(MyPluginInfo.PLUGIN_GUID);

        private void Awake()
        {
            Instance = this;
            Logger = base.Logger;

            EnableModCheck = Config.Bind(
                "General", "EnableModCheck", true,
                "Check if players joining your room have the same mods installed.");

            EnableConfigSync = Config.Bind(
                "General", "EnableConfigSync", true,
                "Sync host's mod configs to clients when they join the room.");

            NotifyOnMismatch = Config.Bind(
                "ModCheck", "NotifyOnMismatch", true,
                "Show a notification when a mod mismatch is detected.");

            BlockJoinOnMismatch = Config.Bind(
                "ModCheck", "BlockJoinOnMismatch", false,
                "Kick clients that have different mods than the host. (Host only)");

            _harmony.PatchAll();

            // Attach the network handler to this GameObject so it persists
            gameObject.AddComponent<ModSyncNetwork>();

            Logger.LogInfo($"{MyPluginInfo.PLUGIN_NAME} v{MyPluginInfo.PLUGIN_VERSION} loaded.");
        }

        private void OnDestroy()
        {
            _harmony.UnpatchSelf();
        }
    }
}