using Dalamud.Interface.Internal.Notifications;
using Dalamud.Logging;
using FFXIVClientStructs.FFXIV.Client.Game.Object;
using MareSynchronos.API.Data;
using MareSynchronos.API.Dto.User;
using MareSynchronos.FileCache;
using MareSynchronos.Interop;
using MareSynchronos.MareConfiguration;
using MareSynchronos.PlayerData.Factories;
using MareSynchronos.PlayerData.Handlers;
using MareSynchronos.Services;
using MareSynchronos.Services.Mediator;
using MareSynchronos.Utils;
using MareSynchronos.WebAPI.Files;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using System.Collections.Concurrent;
using System.Diagnostics;
using ObjectKind = MareSynchronos.API.Data.Enum.ObjectKind;

namespace MareSynchronos.PlayerData.Pairs;

public sealed class CachedPlayer : DisposableMediatorSubscriberBase
{
    private readonly DalamudUtilService _dalamudUtil;
    private readonly FileDownloadManager _downloadManager;
    private readonly FileCacheManager _fileDbManager;
    private readonly GameObjectHandlerFactory _gameObjectHandlerFactory;
    private readonly IpcManager _ipcManager;
    private readonly IHostApplicationLifetime _lifetime;
    private readonly OptionalPluginWarning _pluginWarnings;
    private CancellationTokenSource? _applicationCancellationTokenSource = new();
    private Guid _applicationId;
    private Task? _applicationTask;
    private CharacterData? _cachedData = null;
    private GameObjectHandler? _charaHandler;
    private CancellationTokenSource? _downloadCancellationTokenSource = new();
    private int _framesSinceNotVisible = 0;
    private string _lastGlamourerData = string.Empty;
    private string _originalGlamourerData = string.Empty;
    private CancellationTokenSource _redrawCts = new();
    private string _penumbraCollection;

    public CachedPlayer(ILogger<CachedPlayer> logger, OnlineUserIdentDto onlineUser,
                GameObjectHandlerFactory gameObjectHandlerFactory,
        IpcManager ipcManager, FileDownloadManager transferManager, MareConfigService mareConfigService,
        DalamudUtilService dalamudUtil, IHostApplicationLifetime lifetime, FileCacheManager fileDbManager, MareMediator mediator) : base(logger, mediator)
    {
        OnlineUser = onlineUser;
        _gameObjectHandlerFactory = gameObjectHandlerFactory;
        _ipcManager = ipcManager;
        _downloadManager = transferManager;
        _dalamudUtil = dalamudUtil;
        _lifetime = lifetime;
        _fileDbManager = fileDbManager;
        Mediator.Subscribe<FrameworkUpdateMessage>(this, (_) => FrameworkUpdate());
        Mediator.Subscribe<ZoneSwitchStartMessage>(this, (_) =>
        {
            _charaHandler?.Invalidate();
            IsVisible = false;
        });
        Mediator.Subscribe<PenumbraInitializedMessage>(this, (_) =>
        {
            _penumbraCollection = _ipcManager.PenumbraCreateTemporaryCollection(logger, OnlineUser.User.UID).ConfigureAwait(false).GetAwaiter().GetResult();
            if (!IsVisible && _charaHandler != null)
            {
                PlayerName = string.Empty;
                _charaHandler.Dispose();
                _charaHandler = null;
            }
        });
        _pluginWarnings ??= new()
        {
            ShownCustomizePlusWarning = mareConfigService.Current.DisableOptionalPluginWarnings,
            ShownHeelsWarning = mareConfigService.Current.DisableOptionalPluginWarnings,
            ShownPalettePlusWarning = mareConfigService.Current.DisableOptionalPluginWarnings,
            ShownHonorificWarning = mareConfigService.Current.DisableOptionalPluginWarnings,
        };
        Task.Run(async () =>
        {
            _penumbraCollection = await _ipcManager.PenumbraCreateTemporaryCollection(logger, OnlineUser.User.UID).ConfigureAwait(false);
        });
    }

    private enum PlayerChanges
    {
        Heels = 1,
        Customize = 2,
        Palette = 3,
        Honorific = 4,
        ModFiles = 5,
        ModManip = 6,
        Glamourer = 7
    }

    public bool IsVisible { get; private set; }
    public OnlineUserIdentDto OnlineUser { get; private set; }
    public IntPtr PlayerCharacter => _charaHandler?.Address ?? IntPtr.Zero;
    public unsafe uint PlayerCharacterId => (_charaHandler?.Address ?? IntPtr.Zero) == IntPtr.Zero
        ? uint.MaxValue
        : ((GameObject*)_charaHandler!.Address)->ObjectID;
    public string? PlayerName { get; private set; }
    public string PlayerNameHash => OnlineUser.Ident;

    public void ApplyCharacterData(CharacterData characterData, bool forced = false)
    {
        if (_charaHandler == null)
        {
            _cachedData = characterData;
            return;
        }

        SetUploading(false);

        Logger.LogDebug("Received data for {player}", this);
        Logger.LogDebug("Hash for data is {newHash}, current cache hash is {oldHash}", characterData.DataHash.Value, _cachedData?.DataHash.Value ?? "NODATA");

        Logger.LogDebug("Checking for files to download for player {name}", this);

        if (!_ipcManager.CheckPenumbraApi()) return;
        if (!_ipcManager.CheckGlamourerApi()) return;

        if (string.Equals(characterData.DataHash.Value, _cachedData?.DataHash.Value ?? string.Empty, StringComparison.Ordinal) && !forced) return;

        if (_dalamudUtil.IsInCutscene || _dalamudUtil.IsInGpose)
        {
            Logger.LogInformation("Received data for {player} while in cutscene/gpose, returning", this);
            return;
        }

        var charaDataToUpdate = CheckUpdatedData(_cachedData?.DeepClone() ?? new(), characterData, forced);

        if (charaDataToUpdate.TryGetValue(ObjectKind.Player, out var playerChanges))
        {
            NotifyForMissingPlugins(playerChanges);
        }

        Logger.LogDebug("Downloading and applying character for {name}", this);

        DownloadAndApplyCharacter(characterData.DeepClone(), charaDataToUpdate);

        _cachedData = characterData;
    }

    public override string ToString()
    {
        return OnlineUser == null
            ? (base.ToString() ?? string.Empty)
            : (OnlineUser.User.AliasOrUID + ":" + PlayerName + ":" + (PlayerCharacter != IntPtr.Zero ? "HasChar" : "NoChar"));
    }

    internal void SetUploading(bool isUploading = true)
    {
        Logger.LogTrace("Setting {this} uploading {uploading}", this, isUploading);
        if (_charaHandler != null)
        {
            Mediator.Publish(new PlayerUploadingMessage(_charaHandler, isUploading));
        }
    }

    protected override void Dispose(bool disposing)
    {
        base.Dispose(disposing);

        if (string.IsNullOrEmpty(PlayerName)) return; // already disposed

        SetUploading(false);
        _downloadManager.Dispose();
        var name = PlayerName;
        Logger.LogDebug("Disposing {name} ({user})", name, OnlineUser);
        try
        {
            Guid applicationId = Guid.NewGuid();
            _applicationCancellationTokenSource?.CancelDispose();
            _applicationCancellationTokenSource = null;
            _downloadCancellationTokenSource?.CancelDispose();
            _downloadCancellationTokenSource = null;
            _charaHandler?.Dispose();
            _charaHandler = null;

            if (_lifetime.ApplicationStopping.IsCancellationRequested) return;

            if (_dalamudUtil is { IsZoning: false, IsInCutscene: false })
            {
                Logger.LogTrace("[{applicationId}] Restoring state for {name} ({OnlineUser})", applicationId, name, OnlineUser);
                _ipcManager.PenumbraRemoveTemporaryCollectionAsync(Logger, applicationId, _penumbraCollection).GetAwaiter().GetResult();

                foreach (KeyValuePair<ObjectKind, List<FileReplacementData>> item in _cachedData?.FileReplacements ?? new())
                {
                    try
                    {
                        RevertCustomizationDataAsync(item.Key, name, applicationId).GetAwaiter().GetResult();
                    }
                    catch (InvalidOperationException ex)
                    {
                        Logger.LogWarning(ex, "Failed disposing player (not present anymore?)");
                        break;
                    }
                }
            }
        }
        catch (Exception ex)
        {
            Logger.LogWarning(ex, "Error on disposal of {name}", name);
        }
        finally
        {
            PlayerName = null;
            _cachedData = null;
            Logger.LogDebug("Disposing {name} complete", name);
        }
    }

    private static void CheckForNameAndThrow(GameObjectHandler handler, string name)
    {
        if (!string.Equals(handler.Name, name, StringComparison.OrdinalIgnoreCase))
        {
            throw new InvalidOperationException("Player name not equal to requested name, pointer invalid");
        }
        if (handler.Address == IntPtr.Zero)
        {
            throw new InvalidOperationException("Player pointer is zero, pointer invalid");
        }
    }

    private async Task ApplyCustomizationDataAsync(Guid applicationId, KeyValuePair<ObjectKind, HashSet<PlayerChanges>> changes, CharacterData charaData, CancellationToken token)
    {
        if (PlayerCharacter == IntPtr.Zero) return;
        var ptr = PlayerCharacter;

        var handler = changes.Key switch
        {
            ObjectKind.Player => _charaHandler!,
            ObjectKind.Companion => await _gameObjectHandlerFactory.Create(changes.Key, () => _dalamudUtil.GetCompanion(ptr), false).ConfigureAwait(false),
            ObjectKind.MinionOrMount => await _gameObjectHandlerFactory.Create(changes.Key, () => _dalamudUtil.GetMinionOrMount(ptr), false).ConfigureAwait(false),
            ObjectKind.Pet => await _gameObjectHandlerFactory.Create(changes.Key, () => _dalamudUtil.GetPet(ptr), false).ConfigureAwait(false),
            _ => throw new NotSupportedException("ObjectKind not supported: " + changes.Key)
        };

        try
        {
            if (handler.Address == IntPtr.Zero)
            {
                return;
            }

            Logger.LogDebug("[{applicationId}] Applying Customization Data for {handler}", applicationId, handler);
            await _dalamudUtil.WaitWhileCharacterIsDrawing(Logger, handler, applicationId, 30000, token).ConfigureAwait(false);
            token.ThrowIfCancellationRequested();
            foreach (var change in changes.Value)
            {
                Logger.LogDebug("[{applicationId}] Processing {change} for {handler}", applicationId, change, handler);
                switch (change)
                {
                    case PlayerChanges.Palette:
                        await _ipcManager.PalettePlusSetPaletteAsync(handler.Address, charaData.PalettePlusData).ConfigureAwait(false);
                        break;

                    case PlayerChanges.Customize:
                        await _ipcManager.CustomizePlusSetBodyScaleAsync(handler.Address, charaData.CustomizePlusData).ConfigureAwait(false);
                        break;

                    case PlayerChanges.Heels:
                        await _ipcManager.HeelsSetOffsetForPlayerAsync(handler.Address, charaData.HeelsOffset).ConfigureAwait(false);
                        break;

                    case PlayerChanges.Honorific:
                        await _ipcManager.HonorificSetTitleAsync(handler.Address, charaData.HonorificData).ConfigureAwait(false);
                        break;

                    case PlayerChanges.Glamourer:
                        if (charaData.GlamourerData.TryGetValue(changes.Key, out var glamourerData))
                        {
                            await _ipcManager.GlamourerApplyAllAsync(Logger, handler, glamourerData, applicationId, token).ConfigureAwait(false);
                        }
                        break;
                    case PlayerChanges.ModFiles:
                    case PlayerChanges.ModManip:
                        if (!changes.Value.Contains(PlayerChanges.Glamourer))
                        {
                            await _ipcManager.PenumbraRedrawAsync(Logger, handler, applicationId, token).ConfigureAwait(false);
                        }
                        break;
                }
                token.ThrowIfCancellationRequested();
            }
        }
        finally
        {
            if (handler != _charaHandler) handler.Dispose();
        }
    }

    private Dictionary<ObjectKind, HashSet<PlayerChanges>> CheckUpdatedData(CharacterData oldData, CharacterData newData, bool forced)
    {
        var charaDataToUpdate = new Dictionary<ObjectKind, HashSet<PlayerChanges>>();
        foreach (ObjectKind objectKind in Enum.GetValues<ObjectKind>())
        {
            charaDataToUpdate[objectKind] = new();
            oldData.FileReplacements.TryGetValue(objectKind, out var existingFileReplacements);
            newData.FileReplacements.TryGetValue(objectKind, out var newFileReplacements);
            oldData.GlamourerData.TryGetValue(objectKind, out var existingGlamourerData);
            newData.GlamourerData.TryGetValue(objectKind, out var newGlamourerData);

            bool hasNewButNotOldFileReplacements = newFileReplacements != null && existingFileReplacements == null;
            bool hasOldButNotNewFileReplacements = existingFileReplacements != null && newFileReplacements == null;

            bool hasNewButNotOldGlamourerData = newGlamourerData != null && existingGlamourerData == null;
            bool hasOldButNotNewGlamourerData = existingGlamourerData != null && newGlamourerData == null;

            bool hasNewAndOldFileReplacements = newFileReplacements != null && existingFileReplacements != null;
            bool hasNewAndOldGlamourerData = newGlamourerData != null && existingGlamourerData != null;

            if (hasNewButNotOldFileReplacements || hasOldButNotNewFileReplacements || hasNewButNotOldGlamourerData || hasOldButNotNewGlamourerData)
            {
                Logger.LogDebug("Updating {object}/{kind} (Some new data arrived: NewButNotOldFiles:{hasNewButNotOldFileReplacements}," +
                    " OldButNotNewFiles:{hasOldButNotNewFileReplacements}, NewButNotOldGlam:{hasNewButNotOldGlamourerData}, OldButNotNewGlam:{hasOldButNotNewGlamourerData}) => {change}, {change2}",
                    this, objectKind, hasNewButNotOldFileReplacements, hasOldButNotNewFileReplacements, hasNewButNotOldGlamourerData, hasOldButNotNewGlamourerData, PlayerChanges.ModFiles, PlayerChanges.Glamourer);
                charaDataToUpdate[objectKind].Add(PlayerChanges.ModFiles);
                charaDataToUpdate[objectKind].Add(PlayerChanges.Glamourer);
            }
            else
            {
                if (hasNewAndOldFileReplacements)
                {
                    bool listsAreEqual = oldData.FileReplacements[objectKind].SequenceEqual(newData.FileReplacements[objectKind], Data.FileReplacementDataComparer.Instance);
                    if (!listsAreEqual)
                    {
                        Logger.LogDebug("Updating {object}/{kind} (FileReplacements not equal) => {change}", this, objectKind, PlayerChanges.ModFiles);
                        charaDataToUpdate[objectKind].Add(PlayerChanges.ModFiles);
                    }
                }

                if (hasNewAndOldGlamourerData)
                {
                    bool glamourerDataDifferent = !string.Equals(oldData.GlamourerData[objectKind], newData.GlamourerData[objectKind], StringComparison.Ordinal);
                    if (glamourerDataDifferent || forced)
                    {
                        Logger.LogDebug("Updating {object}/{kind} (Glamourer different) => {change}", this, objectKind, PlayerChanges.Glamourer);
                        charaDataToUpdate[objectKind].Add(PlayerChanges.Glamourer);
                    }
                }
            }

            if (objectKind != ObjectKind.Player) continue;

            bool manipDataDifferent = !string.Equals(oldData.ManipulationData, newData.ManipulationData, StringComparison.Ordinal);
            if (manipDataDifferent)
            {
                Logger.LogDebug("Updating {object}/{kind} (Diff manip data) => {change}", this, objectKind, PlayerChanges.ModManip);
                charaDataToUpdate[objectKind].Add(PlayerChanges.ModManip);
            }

            bool heelsOffsetDifferent = oldData.HeelsOffset != newData.HeelsOffset;
            if (heelsOffsetDifferent || (forced && newData.HeelsOffset != 0))
            {
                Logger.LogDebug("Updating {object}/{kind} (Diff heels data) => {change}", this, objectKind, PlayerChanges.Heels);
                charaDataToUpdate[objectKind].Add(PlayerChanges.Heels);
            }

            bool customizeDataDifferent = !string.Equals(oldData.CustomizePlusData, newData.CustomizePlusData, StringComparison.Ordinal);
            if (customizeDataDifferent || (forced && !string.IsNullOrEmpty(newData.CustomizePlusData)))
            {
                Logger.LogDebug("Updating {object}/{kind} (Diff customize data) => {change}", this, objectKind, PlayerChanges.Customize);
                charaDataToUpdate[objectKind].Add(PlayerChanges.Customize);
            }

            bool palettePlusDataDifferent = !string.Equals(oldData.PalettePlusData, newData.PalettePlusData, StringComparison.Ordinal);
            if (palettePlusDataDifferent || (forced && !string.IsNullOrEmpty(newData.PalettePlusData)))
            {
                Logger.LogDebug("Updating {object}/{kind} (Diff palette data) => {change}", this, objectKind, PlayerChanges.Palette);
                charaDataToUpdate[objectKind].Add(PlayerChanges.Palette);
            }

            bool honorificDataDifferent = !string.Equals(oldData.HonorificData, newData.HonorificData, StringComparison.Ordinal);
            if (honorificDataDifferent || (forced && !string.IsNullOrEmpty(newData.HonorificData)))
            {
                Logger.LogDebug("Updating {object}/{kind} (Diff honorific data) => {change}", this, objectKind, PlayerChanges.Honorific);
                charaDataToUpdate[objectKind].Add(PlayerChanges.Honorific);
            }
        }

        foreach (KeyValuePair<ObjectKind, HashSet<PlayerChanges>> data in charaDataToUpdate.ToList())
        {
            if (!data.Value.Any()) charaDataToUpdate.Remove(data.Key);
            else charaDataToUpdate[data.Key] = data.Value.OrderByDescending(p => (int)p).ToHashSet();
        }

        return charaDataToUpdate;
    }

    private void DownloadAndApplyCharacter(CharacterData charaData, Dictionary<ObjectKind, HashSet<PlayerChanges>> updatedData)
    {
        if (!updatedData.Any())
        {
            Logger.LogDebug("Nothing to update for {obj}", this);
            return;
        }

        var updateModdedPaths = updatedData.Values.Any(v => v.Any(p => p == PlayerChanges.ModFiles));
        var updateManip = updatedData.Values.Any(v => v.Any(p => p == PlayerChanges.ModManip));

        _downloadCancellationTokenSource = _downloadCancellationTokenSource?.CancelRecreate() ?? new CancellationTokenSource();
        var downloadToken = _downloadCancellationTokenSource.Token;

        Task.Run(async () =>
        {
            Dictionary<string, string> moddedPaths = new(StringComparer.Ordinal);

            if (updateModdedPaths)
            {
                int attempts = 0;
                List<FileReplacementData> toDownloadReplacements = TryCalculateModdedDictionary(charaData, out moddedPaths, downloadToken);

                while ((toDownloadReplacements.Count > 0 && attempts++ <= 10 && !downloadToken.IsCancellationRequested))
                {
                    _downloadManager.CancelDownload();
                    Logger.LogDebug("Downloading missing files for player {name}, {kind}", PlayerName, updatedData);
                    if (toDownloadReplacements.Any())
                    {
                        await _downloadManager.DownloadFiles(_charaHandler!, toDownloadReplacements, downloadToken).ConfigureAwait(false);
                        _downloadManager.CancelDownload();
                    }

                    if (downloadToken.IsCancellationRequested)
                    {
                        Logger.LogTrace("Detected cancellation");
                        _downloadManager.CancelDownload();
                        return;
                    }

                    toDownloadReplacements = TryCalculateModdedDictionary(charaData, out moddedPaths, downloadToken);

                    if (toDownloadReplacements.All(c => _downloadManager.ForbiddenTransfers.Any(f => string.Equals(f.Hash, c.Hash, StringComparison.Ordinal))))
                    {
                        break;
                    }

                    await Task.Delay(TimeSpan.FromSeconds(2)).ConfigureAwait(false);
                }
            }

            downloadToken.ThrowIfCancellationRequested();

            var appToken = _applicationCancellationTokenSource?.Token;
            while ((!_applicationTask?.IsCompleted ?? false)
                   && !downloadToken.IsCancellationRequested
                   && (!appToken?.IsCancellationRequested ?? false))
            {
                // block until current application is done
                Logger.LogDebug("Waiting for current data application (Id: {id}) for player ({handler}) to finish", _applicationId, PlayerName);
                await Task.Delay(250).ConfigureAwait(false);
            }

            if (downloadToken.IsCancellationRequested || (appToken?.IsCancellationRequested ?? false)) return;

            _applicationCancellationTokenSource = _applicationCancellationTokenSource.CancelRecreate() ?? new CancellationTokenSource();
            var token = _applicationCancellationTokenSource.Token;
            _applicationTask = Task.Run(async () =>
            {
                try
                {
                    _applicationId = Guid.NewGuid();
                    Logger.LogDebug("[{applicationId}] Starting application task for {this}", _applicationId, this);

                    Logger.LogDebug("[{applicationId}] Waiting for initial draw for for {handler}", _applicationId, _charaHandler);
                    await _dalamudUtil.WaitWhileCharacterIsDrawing(Logger, _charaHandler!, _applicationId, 30000, token).ConfigureAwait(false);

                    token.ThrowIfCancellationRequested();

                    if (updateModdedPaths)
                    {
                        await _ipcManager.PenumbraSetTemporaryModsAsync(Logger, _applicationId, _penumbraCollection, moddedPaths).ConfigureAwait(false);
                    }

                    if (updateManip)
                    {
                        await _ipcManager.PenumbraSetManipulationDataAsync(Logger, _applicationId, _penumbraCollection, charaData.ManipulationData).ConfigureAwait(false);
                    }

                    token.ThrowIfCancellationRequested();

                    foreach (var kind in updatedData)
                    {
                        await ApplyCustomizationDataAsync(_applicationId, kind, charaData, token).ConfigureAwait(false);
                        token.ThrowIfCancellationRequested();
                    }

                    Logger.LogDebug("[{applicationId}] Application finished", _applicationId);
                }
                catch (Exception ex)
                {
                    Logger.LogWarning(ex, "[{applicationId}] Cancelled", _applicationId);
                }
            }, token);
        }, downloadToken);
    }

    private void FrameworkUpdate()
    {
        if (string.IsNullOrEmpty(PlayerName))
        {
            var pc = _dalamudUtil.FindPlayerByNameHash(OnlineUser.Ident);
            if (pc == default((string, nint))) return;
            Logger.LogDebug("One-Time Initializing {this}", this);
            Initialize(pc.Name.ToString());
            Logger.LogDebug("One-Time Initialized {this}", this);
        }

        if (_charaHandler?.Address != IntPtr.Zero && !IsVisible)
        {
            IsVisible = true;
            Mediator.Publish(new CachedPlayerVisibleMessage(this));
            Logger.LogTrace("{this} visibility changed, now: {visi}", this, IsVisible);
            _framesSinceNotVisible = 0;
            if (_cachedData != null)
            {
                Task.Run(async () =>
                {
                    _lastGlamourerData = await _ipcManager.GlamourerGetCharacterCustomizationAsync(PlayerCharacter).ConfigureAwait(false);
                    ApplyCharacterData(_cachedData, true);
                });
            }
        }
        else if (_charaHandler?.Address == IntPtr.Zero && IsVisible)
        {
            _framesSinceNotVisible++;
            if (_framesSinceNotVisible > 30)
            {
                _framesSinceNotVisible = 30;
                IsVisible = false;
                Logger.LogTrace("{this} visibility changed, now: {visi}", this, IsVisible);
            }
        }
    }

    private void Initialize(string name)
    {
        PlayerName = name;
        _charaHandler = _gameObjectHandlerFactory.Create(ObjectKind.Player, () => _dalamudUtil.GetPlayerCharacterFromCachedTableByIdent(OnlineUser.Ident), false).GetAwaiter().GetResult();

        _originalGlamourerData = _ipcManager.GlamourerGetCharacterCustomizationAsync(PlayerCharacter).ConfigureAwait(false).GetAwaiter().GetResult();
        _lastGlamourerData = _originalGlamourerData;
        Mediator.Subscribe<PenumbraRedrawMessage>(this, IpcManagerOnPenumbraRedrawEvent);
        Mediator.Subscribe<CharacterChangedMessage>(this, async (msg) =>
        {
            if (msg.GameObjectHandler == _charaHandler && (_applicationTask?.IsCompleted ?? true))
            {
                Logger.LogTrace("Saving new Glamourer Data for {this}", this);
                _lastGlamourerData = await _ipcManager.GlamourerGetCharacterCustomizationAsync(PlayerCharacter).ConfigureAwait(false);
            }
        });
        Mediator.Subscribe<HonorificReadyMessage>(this, async (_) =>
        {
            if (string.IsNullOrEmpty(_cachedData?.HonorificData)) return;
            Logger.LogTrace("Reapplying Honorific data for {this}", this);
            await _ipcManager.HonorificSetTitleAsync(PlayerCharacter, _cachedData.HonorificData).ConfigureAwait(false);
        });

        _ipcManager.PenumbraAssignTemporaryCollection(Logger, _penumbraCollection, _charaHandler.GetGameObject()!.ObjectIndex).GetAwaiter().GetResult();

        _downloadManager.Initialize();
    }

    private void IpcManagerOnPenumbraRedrawEvent(PenumbraRedrawMessage msg)
    {
        var player = _dalamudUtil.GetCharacterFromObjectTableByIndex(msg.ObjTblIdx);
        if (player == null || !string.Equals(player.Name.ToString(), PlayerName, StringComparison.OrdinalIgnoreCase)) return;
        _redrawCts = _redrawCts.CancelRecreate();
        _redrawCts.CancelAfter(TimeSpan.FromSeconds(30));
        var token = _redrawCts.Token;

        Task.Run(async () =>
        {
            var applicationId = Guid.NewGuid();
            await _dalamudUtil.WaitWhileCharacterIsDrawing(Logger, _charaHandler!, applicationId, ct: token).ConfigureAwait(false);
            Logger.LogDebug("Unauthorized character change detected");
            if (_cachedData != null)
            {
                await ApplyCustomizationDataAsync(applicationId, new(ObjectKind.Player,
                    new HashSet<PlayerChanges>(new[] { PlayerChanges.Palette, PlayerChanges.Customize, PlayerChanges.Heels, PlayerChanges.Glamourer })),
                    _cachedData, token).ConfigureAwait(false);
            }
        }, token);
    }

    private void NotifyForMissingPlugins(HashSet<PlayerChanges> changes)
    {
        List<string> missingPluginsForData = new();
        if (changes.Contains(PlayerChanges.Heels) && !_pluginWarnings.ShownHeelsWarning && !_ipcManager.CheckHeelsApi())
        {
            missingPluginsForData.Add("Heels");
            _pluginWarnings.ShownHeelsWarning = true;
        }
        if (changes.Contains(PlayerChanges.Customize) && !_pluginWarnings.ShownCustomizePlusWarning && !_ipcManager.CheckCustomizePlusApi())
        {
            missingPluginsForData.Add("Customize+");
            _pluginWarnings.ShownCustomizePlusWarning = true;
        }

        if (changes.Contains(PlayerChanges.Palette) && !_pluginWarnings.ShownPalettePlusWarning && !_ipcManager.CheckPalettePlusApi())
        {
            missingPluginsForData.Add("Palette+");
            _pluginWarnings.ShownPalettePlusWarning = true;
        }

        if (changes.Contains(PlayerChanges.Honorific) && !_pluginWarnings.ShownHonorificWarning && !_ipcManager.CheckHonorificApi())
        {
            missingPluginsForData.Add("Honorific");
            _pluginWarnings.ShownHonorificWarning = true;
        }

        if (missingPluginsForData.Any())
        {
            Mediator.Publish(new NotificationMessage("Missing plugins for " + PlayerName,
                $"Received data for {PlayerName} that contained information for plugins you have not installed. Install {string.Join(", ", missingPluginsForData)} to experience their character fully.",
                NotificationType.Warning, 10000));
        }
    }

    private async Task RevertCustomizationDataAsync(ObjectKind objectKind, string name, Guid applicationId)
    {
        nint address = _dalamudUtil.GetPlayerCharacterFromCachedTableByIdent(OnlineUser.Ident);
        if (address == IntPtr.Zero) return;

        var cancelToken = new CancellationTokenSource();
        cancelToken.CancelAfter(TimeSpan.FromSeconds(60));

        Logger.LogDebug("[{applicationId}] Reverting all Customization for {alias}/{name} {objectKind}", applicationId, OnlineUser.User.AliasOrUID, name, objectKind);

        if (objectKind == ObjectKind.Player)
        {
            using GameObjectHandler tempHandler = await _gameObjectHandlerFactory.Create(ObjectKind.Player, () => address, false).ConfigureAwait(false);
            CheckForNameAndThrow(tempHandler, name);
            Logger.LogDebug("[{applicationId}] Restoring Customization and Equipment for {alias}/{name}: {data}", applicationId, OnlineUser.User.AliasOrUID, name, _originalGlamourerData);
            await _ipcManager.GlamourerApplyCustomizationAndEquipmentAsync(Logger, tempHandler, _originalGlamourerData, _lastGlamourerData, applicationId, cancelToken.Token, fireAndForget: false).ConfigureAwait(false);
            CheckForNameAndThrow(tempHandler, name);
            Logger.LogDebug("[{applicationId}] Restoring Heels for {alias}/{name}", applicationId, OnlineUser.User.AliasOrUID, name);
            await _ipcManager.HeelsRestoreOffsetForPlayerAsync(address).ConfigureAwait(false);
            CheckForNameAndThrow(tempHandler, name);
            Logger.LogDebug("[{applicationId}] Restoring C+ for {alias}/{name}", applicationId, OnlineUser.User.AliasOrUID, name);
            await _ipcManager.CustomizePlusRevertAsync(address).ConfigureAwait(false);
            CheckForNameAndThrow(tempHandler, name);
            Logger.LogDebug("[{applicationId}] Restoring Palette+ for {alias}/{name}", applicationId, OnlineUser.User.AliasOrUID, name);
            await _ipcManager.PalettePlusRemovePaletteAsync(address).ConfigureAwait(false);
            CheckForNameAndThrow(tempHandler, name);
            Logger.LogDebug("[{applicationId}] Restoring Honorific for {alias}/{name}", applicationId, OnlineUser.User.AliasOrUID, name);
            await _ipcManager.HonorificClearTitleAsync(address).ConfigureAwait(false);
        }
        else if (objectKind == ObjectKind.MinionOrMount)
        {
            var minionOrMount = await _dalamudUtil.GetMinionOrMountAsync(address).ConfigureAwait(false);
            if (minionOrMount != IntPtr.Zero)
            {
                using GameObjectHandler tempHandler = await _gameObjectHandlerFactory.Create(ObjectKind.MinionOrMount, () => minionOrMount, false).ConfigureAwait(false);
                await _ipcManager.PenumbraRedrawAsync(Logger, tempHandler, applicationId, cancelToken.Token).ConfigureAwait(false);
            }
        }
        else if (objectKind == ObjectKind.Pet)
        {
            var pet = await _dalamudUtil.GetPetAsync(address).ConfigureAwait(false);
            if (pet != IntPtr.Zero)
            {
                using GameObjectHandler tempHandler = await _gameObjectHandlerFactory.Create(ObjectKind.Pet, () => pet, false).ConfigureAwait(false);
                await _ipcManager.PenumbraRedrawAsync(Logger, tempHandler, applicationId, cancelToken.Token).ConfigureAwait(false);
            }
        }
        else if (objectKind == ObjectKind.Companion)
        {
            var companion = await _dalamudUtil.GetCompanionAsync(address).ConfigureAwait(false);
            if (companion != IntPtr.Zero)
            {
                using GameObjectHandler tempHandler = await _gameObjectHandlerFactory.Create(ObjectKind.Pet, () => companion, false).ConfigureAwait(false);
                await _ipcManager.PenumbraRedrawAsync(Logger, tempHandler, applicationId, cancelToken.Token).ConfigureAwait(false);
            }
        }
    }

    private List<FileReplacementData> TryCalculateModdedDictionary(CharacterData charaData, out Dictionary<string, string> moddedDictionary, CancellationToken token)
    {
        Stopwatch st = Stopwatch.StartNew();
        List<FileReplacementData> missingFiles = new();
        moddedDictionary = new Dictionary<string, string>(StringComparer.Ordinal);
        ConcurrentDictionary<string, string> outputDict = new(StringComparer.Ordinal);
        bool hasMigrationChanges = false;
        try
        {
            var replacementList = charaData.FileReplacements.SelectMany(k => k.Value.Where(v => string.IsNullOrEmpty(v.FileSwapPath))).ToList();
            Parallel.ForEach(replacementList, new ParallelOptions()
            {
                CancellationToken = token,
                MaxDegreeOfParallelism = 4
            },
            (item) =>
            {
                token.ThrowIfCancellationRequested();
                var fileCache = _fileDbManager.GetFileCacheByHash(item.Hash);
                if (fileCache != null)
                {
                    if (string.IsNullOrEmpty(new FileInfo(fileCache.ResolvedFilepath).Extension))
                    {
                        hasMigrationChanges = true;
                        fileCache = _fileDbManager.MigrateFileHashToExtension(fileCache, item.GamePaths[0].Split(".").Last());
                    }

                    foreach (var gamePath in item.GamePaths)
                    {
                        outputDict[gamePath] = fileCache.ResolvedFilepath;
                    }
                }
                else
                {
                    Logger.LogTrace("Missing file: {hash}", item.Hash);
                    missingFiles.Add(item);
                }
            });

            moddedDictionary = outputDict.ToDictionary(k => k.Key, k => k.Value, StringComparer.Ordinal);

            foreach (var item in charaData.FileReplacements.SelectMany(k => k.Value.Where(v => !string.IsNullOrEmpty(v.FileSwapPath))).ToList())
            {
                foreach (var gamePath in item.GamePaths)
                {
                    Logger.LogTrace("Adding file swap for {path}: {fileSwap}", gamePath, item.FileSwapPath);
                    moddedDictionary[gamePath] = item.FileSwapPath;
                }
            }
        }
        catch (Exception ex)
        {
            PluginLog.Error(ex, "Something went wrong during calculation replacements");
        }
        if (hasMigrationChanges) _fileDbManager.WriteOutFullCsv();
        st.Stop();
        Logger.LogDebug("ModdedPaths calculated in {time}ms, missing files: {count}, total files: {total}", st.ElapsedMilliseconds, missingFiles.Count, moddedDictionary.Keys.Count);
        return missingFiles;
    }
}