BoneSync/BoneSync/Sync/Components/SyncableBase.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using UnityEngine;
using MelonLoader;
using StressLevelZero.Interaction;
using StressLevelZero.Pool;
using UnityEngine.Experimental.PlayerLoop;
using BoneSync.Networking.Messages;
using BoneSync.Networking;
using StressLevelZero.Data;
using System.Collections;
using StressLevelZero.Props;
using BoneSync.Patching;
using StressLevelZero.Props.Weapons;
using StressLevelZero.AI;
using PuppetMasta;
using UnityEngine.SceneManagement;
using BoneSync.Data;


namespace BoneSync.Sync.Components
{

    public static class TransformExtensions
    {
        public static string GetPath(this Transform current)
        {
            if (current.parent == null)
                return "/" + current.name;
            return current.parent.GetPath() + "/" + current.name;
        }

        public static Transform TransformFromPath(string path)
        {
            if (path.StartsWith("/"))
            {
                path = path.Substring(1);
            }
            string[] pathParts = path.Split('/');
            Transform current = null;
            foreach (string part in pathParts)
            {
                if (current == null)
                {
                    current = GameObject.Find(part).transform;
                }
                else
                {
                    current = current.Find(part);
                }
            }
            return current;
        }
    }

    [RegisterTypeInIl2Cpp]
    public partial class Syncable : MonoBehaviour
    {
        public const int SYNC_FPS = 20;

        public static Dictionary<GameObject, Syncable> syncablesCache = new Dictionary<GameObject, Syncable>();
        public Syncable(IntPtr intPtr) : base(intPtr) {
            syncablesCache[gameObject] = this;
        }

        private bool _syncCoroutineRunning;

        public ulong _ownerId
        {
            private set;
            get;
        }
        private ushort _syncId;
        private float _lastSyncTime;

        private bool _isInHolster;
        private bool _attemptedRegister;

        public bool Registered => _syncId != 0;
        public bool isStale => Time.realtimeSinceStartup - _lastSyncTime > 5f;
        public bool isOwner => _ownerId == BoneSync.lobby.GetLocalId();

        public bool isValid => this != null && gameObject != null;

        public void SetInHolster(bool val)
        {
            SyncLogger.Msg(transform.GetPath() + " hosterState:" + val);
            _isInHolster = val;
            FindAndUpdateComponents();
        }

        public bool IsHolding()
        {
            if (interactableManager)
            {
                return interactableManager.grabbedHosts.Count > 0;
            }
            if (interactableHost)
            {
                return interactableHost.isAttached;
            }
            return false;
        }

        public InteractableHost interactableHost { private set; get; }
        public InteractableHostManager interactableManager { private set; get; }
        public Poolee poolee { private set; get; }

        private Prop_Health propHealth;
        private ObjectDestructable objectDestructable;

        private Rigidbody[] rigidbodies;
        private Transform[] _transforms;

        private Gun gun;
        private Magazine magazine;

        private AlignPlug[] plugs;
        private Socket[] sockets;

        private AIBrain aiBrain;

        private PullDevice pullDevice;
        private ButtonToggle[] buttonToggles;

        private SpawnFragment spawnFragment;

        public bool IsStatic() => rigidbodies.Length == 0;
        private void CheckAutoSync()
        {
            FindAndUpdateComponents();
            bool shouldAutoSync = ShouldAutoSync();
            if (shouldAutoSync && (BoneSync.lobby.IsHost || ClientSpawningAllowed()))
            {
                SyncLogger.Msg("AutoSyncing: " + transform.GetPath());
                RegisterSyncable();
            }
        }
        private IEnumerator _OnEnableCo()
        {
            // wait for a couple frames to make sure all components are initialized, I hate this but it works
            yield return null; 
            yield return null;
            yield return null;
            CheckAutoSync();
            yield return new WaitForSeconds(SceneSync.MAP_LOAD_GRACE_PERIOD);
            CheckAutoSync(); // check again after grace period
        }

        public void OnEnable()
        {
            syncablesCache[gameObject] = this;

            FindAndUpdateComponents();

            MelonCoroutines.Start(_OnEnableCo());
        }

        public bool ShouldAutoSync()
        {
            if (SceneSync.TimeSinceLastSceneChange < SceneSync.MAP_LOAD_GRACE_PERIOD) return false; // don't sync if scene just changed, to prevent some weird stuff that happens when a level is loaded
            if (InPoolManagerTransform()) return false;
            if (!gameObject.activeInHierarchy) return false;
            if (poolee && poolee.pool) {
                return true;
            }
            if (IsStatic() && buttonToggles.Length != 0) return true;
            return false;
        }

        public string GetSyncableWorldPath()
        {
            if (!isValid) return "";
            if (transform == null) return "";
            if (poolee && poolee.pool)
            {
                return "";
            }
            if (interactableHost || interactableManager)
            {
                return transform.GetPath();
            }
            return "";
        }

       

        public void FindAndUpdateComponents()
        {
            if (!isValid) return;
            ObjectSyncCache.RemoveSyncable(this);

            pullDevice = GetComponent<PullDevice>();
            interactableManager = GetComponent<InteractableHostManager>();
            interactableHost = GetComponent<InteractableHost>();
            poolee = GetComponent<Poolee>();
            propHealth = GetComponent<Prop_Health>();
            objectDestructable = GetComponent<ObjectDestructable>();
            gun = GetComponent<Gun>();
            magazine = GetComponent<Magazine>();
            sockets = GetComponentsInChildren<Socket>();
            aiBrain = GetComponent<AIBrain>();
            buttonToggles = GetComponentsInChildren<ButtonToggle>();
            if (sockets.Length == 0)
            {
                plugs = GetComponentsInChildren<AlignPlug>();
            } else {
                plugs = new AlignPlug[0]; // don't use plugs if sockets are present
            }

            spawnFragment = GetComponent<SpawnFragment>();

            UpdateTransformList();
            TryPatchUnityEvents();
            TrySendAttributeSync();

            ObjectSyncCache.AddSyncable(this);
        }

        private void ResetSyncStatus()
        {
            _ownerId = 0;
            _syncId = 0;
            _attemptedRegister = false;
            SetKinematic(false);
        }

        private bool InPoolManagerTransform()
        {
            if (transform.GetPath().StartsWith("/Pool Manager/"))
            {
                return true;
            }
            return false;
        }
        public bool CanBeSynced()
        {

            if (spawnFragment) return false; // if has spawn fragment, don't sync
            FindAndUpdateComponents();
            if (rigidbodies.Length > 0) return true;
            return false;
        }

        private IEnumerator DespawnSyncable()
        {
            for (int i = 0; i < 3; i++)
            {
                gameObject?.SetActive(false);
                yield return null;
            }
            yield break;
        }

        public bool IsPlugged()
        {
            if (plugs.Length == 0) return false;
            for (int i = 0; i < plugs.Length; i++)
            {
                AlignPlug alignPlug = plugs[i];
                if (alignPlug.GetSocket()) return true;
                if (alignPlug._isEnterTransition) return true;
                if (alignPlug._isExitTransition) return true;
            }
            return false;
        }

        private void _DiscardSyncable(bool force, bool despawn)
        {
            if (!isValid) return; // if object is destroyed, don't do anything
            bool isRegistered = Registered;

            //SyncLogger.Debug("Discarding syncable: " + transform.GetPath() + " force:" + force + " registered:" + isRegistered + " despawn:" + despawn + " isPlugged:" + IsPlugged());

            if (isRegistered)
            {
                bool isPlugged = IsPlugged();

                bool canDiscard = isOwner && (!isPlugged || force); // only owner can discard
                SyncLogger.Debug("Discarding syncable: " + transform.GetPath() + " force:" + force + " registered:" + isRegistered + " despawn:" + despawn + " isPlugged:" + isPlugged + " canDiscard:" + canDiscard);
                //SyncLogger.Warning("Discarding registered syncable: " + transform.GetPath() + " force: " + force);

                if (canDiscard)
                {
                    _SendDiscard(true); // owner sends discard message
                }

                if (!canDiscard && !force) return;
            }

            //SyncLogger.Msg("Discarding syncable: " + transform.GetPath() + " force:" + force + " registered:" + isRegistered + " despawn:" + despawn + " isPlugged:" + IsPlugged());

            try
            {
                EjectAllPlugs(true);
            }
            catch { 
                SyncLogger.Warning("Failed to eject plugs (should be fine)");
            }


            if (gameObject) syncablesCache.Remove(gameObject);
            
            ObjectSyncCache.RemoveSyncable(this);

            ResetSyncStatus();

            Destroy(this); // delete the component

            if (despawn) MelonCoroutines.Start(DespawnSyncable());
        }

        public void OnDestroy()
        {
            if (Registered)
            {
                SyncLogger.Warning("Destroying registered syncable: " + transform.GetPath());
            }
            DiscardSyncableImmediate(true, Registered);
            //SyncLogger.Msg("Syncable destroyed: " + transform.GetPath());
        }

        private IEnumerator _FlagForDiscardCo(bool force, bool despawn) {
            yield return null;
            yield return null;
            _DiscardSyncable(force, despawn); 
        } // delay discard to prevent silly behavior

        public void DiscardSyncable(bool force = false, bool despawn = false)
        {
            if (Registered && isOwner)
            {
                DiscardSyncableImmediate(force, despawn);
                return;
            }
            MelonCoroutines.Start(_FlagForDiscardCo(force, despawn));
        }

        public void DiscardSyncableImmediate(bool force = false, bool despawn = false)
        {
            _DiscardSyncable(force, despawn);
        }

        public void OnDisable()
        {
            if (Registered && !isOwner)
            {
                SyncLogger.Warning("tried to disable non-owner syncable: " + transform.GetPath());
                gameObject.SetActive(true);
                return;
            }
            DiscardSyncable(); 
        }

        public void RegisterSyncable()
        {
            if (!BoneSync.IsConnected) return;
            FindAndUpdateComponents();
            if (Registered)
            {
                TryBecomeOwner();
                return;
            }
            if (_attemptedRegister) return;
            if (!CanBeSynced()) return;
            _attemptedRegister = true;
            _SendRegisterSync();
        }
    }
}