using Dalamud.Bindings.ImGui;
using Dalamud.Interface;
using Dalamud.Interface.Colors;
using Dalamud.Interface.Utility;
using Dalamud.Interface.Utility.Raii;
using MareSynchronos.API.Data.Extensions;
using MareSynchronos.API.Dto.User;
using MareSynchronos.Localization;
using MareSynchronos.PlayerData.Pairs;
using MareSynchronos.Services;
using MareSynchronos.Services.Mediator;
using MareSynchronos.UI.Handlers;
using MareSynchronos.WebAPI;
using System.Numerics;
using System.Globalization;
using System;

namespace MareSynchronos.UI.Components;

public class DrawUserPair : DrawPairBase
{
    private static readonly Vector4 Violet = new(0.63f, 0.25f, 1f, 1f);
    protected readonly MareMediator _mediator;
    private readonly SelectGroupForPairUi _selectGroupForPairUi;
    private readonly CharaDataManager _charaDataManager;

    private static string L(string key, string fallback, params object[] args)
    {
        var safeArgs = args ?? Array.Empty<object>();
        return LocalizationService.Instance?.GetString(key, fallback, safeArgs)
            ?? string.Format(CultureInfo.CurrentCulture, fallback, safeArgs);
    }

    public DrawUserPair(string id, Pair entry, UidDisplayHandler displayHandler, ApiController apiController,
        MareMediator mareMediator, SelectGroupForPairUi selectGroupForPairUi,
        UiSharedService uiSharedService, CharaDataManager charaDataManager)
        : base(id, entry, apiController, displayHandler, uiSharedService)
    {
        if (_pair.UserPair == null) throw new ArgumentException("Pair must be UserPair", nameof(entry));
        _pair = entry;
        _selectGroupForPairUi = selectGroupForPairUi;
        _mediator = mareMediator;
        _charaDataManager = charaDataManager;
    }

    public bool IsOnline => _pair.IsOnline;
    public bool IsVisible => _pair.IsVisible;
    public UserPairDto UserPair => _pair.UserPair!;

    protected override void DrawLeftSide(float textPosY, float originalY)
    {
        var online = _pair.IsOnline;
        var offlineGrey = ImGuiColors.DalamudGrey3;

        ImGui.SetCursorPosY(textPosY);
        ImGui.PushFont(UiBuilder.IconFont);
        UiSharedService.ColorText(FontAwesomeIcon.Moon.ToIconString(), online ? Violet : offlineGrey);
        ImGui.PopFont();
        UiSharedService.AttachToolTip(online
            ? L("UserPair.Status.Online", "User is online")
            : L("UserPair.Status.Offline", "User is offline"));
        if (!(_pair.UserPair!.OwnPermissions.IsPaired() && _pair.UserPair!.OtherPermissions.IsPaired()))
        {
            ImGui.SameLine();
            ImGui.SetCursorPosY(textPosY);
            ImGui.PushFont(UiBuilder.IconFont);
            UiSharedService.ColorText(FontAwesomeIcon.ArrowUp.ToIconString(), ImGuiColors.DalamudRed);
            ImGui.PopFont();
            UiSharedService.AttachToolTip(L("UserPair.Tooltip.NotAddedBack", "{0} has not added you back", _pair.UserData.AliasOrUID));
        }
        else if (_pair.UserPair!.OwnPermissions.IsPaused() || _pair.UserPair!.OtherPermissions.IsPaused())
        {
            ImGui.SameLine();
            ImGui.SetCursorPosY(textPosY);
            ImGui.PushFont(UiBuilder.IconFont);
            UiSharedService.ColorText(FontAwesomeIcon.PauseCircle.ToIconString(), ImGuiColors.DalamudYellow);
            ImGui.PopFont();
            UiSharedService.AttachToolTip(L("UserPair.Tooltip.Paused", "Pairing with {0} is paused", _pair.UserData.AliasOrUID));
        }
        if (_pair is { IsOnline: true, IsVisible: true })
        {
            ImGui.SameLine();
            ImGui.SetCursorPosY(textPosY);
            ImGui.PushFont(UiBuilder.IconFont);
            UiSharedService.ColorText(FontAwesomeIcon.Eye.ToIconString(), Violet);
            if (ImGui.IsItemClicked())
            {
                _mediator.Publish(new TargetPairMessage(_pair));
            }
            ImGui.PopFont();
            var visibleTooltip = L("UserPair.Tooltip.Visible", "{0} is visible: {1}\nClick to target this player", _pair.UserData.AliasOrUID, _pair.PlayerName!);
            if (_pair.LastAppliedDataBytes >= 0)
            {
                visibleTooltip += UiSharedService.TooltipSeparator;
                visibleTooltip += (!_pair.IsVisible ? L("UserPair.Tooltip.Visible.LastPrefix", "(Last) ") : string.Empty)
                    + L("UserPair.Tooltip.Visible.ModsInfo", "Mods Info") + Environment.NewLine;
                visibleTooltip += L("UserPair.Tooltip.Visible.FilesSize", "Files Size: {0}", UiSharedService.ByteToString(_pair.LastAppliedDataBytes, true));
                if (_pair.LastAppliedApproximateVRAMBytes >= 0)
                {
                    visibleTooltip += Environment.NewLine + L("UserPair.Tooltip.Visible.Vram", "Approx. VRAM Usage: {0}", UiSharedService.ByteToString(_pair.LastAppliedApproximateVRAMBytes, true));
                }
                if (_pair.LastAppliedDataTris >= 0)
                {
                    var trisValue = _pair.LastAppliedDataTris > 1000
                        ? (_pair.LastAppliedDataTris / 1000d).ToString("0.0'k'", CultureInfo.CurrentCulture)
                        : _pair.LastAppliedDataTris.ToString(CultureInfo.CurrentCulture);
                    visibleTooltip += Environment.NewLine + L("UserPair.Tooltip.Visible.Tris", "Triangle Count (excl. Vanilla): {0}", trisValue);
                }
            }

            UiSharedService.AttachToolTip(visibleTooltip);
        }
    }

    protected override float DrawRightSide(float textPosY, float originalY)
    {
        var pauseIcon = _pair.UserPair!.OwnPermissions.IsPaused() ? FontAwesomeIcon.Play : FontAwesomeIcon.Pause;
        var pauseIconSize = _uiSharedService.GetIconButtonSize(pauseIcon);
        var barButtonSize = _uiSharedService.GetIconButtonSize(FontAwesomeIcon.Bars);
        var entryUID = _pair.UserData.AliasOrUID;
        var spacingX = ImGui.GetStyle().ItemSpacing.X;
        var windowEndX = ImGui.GetWindowContentRegionMin().X + UiSharedService.GetWindowContentRegionWidth();
        var rightSidePos = windowEndX - barButtonSize.X;

        // Flyout Menu
        ImGui.SameLine(rightSidePos);
        ImGui.SetCursorPosY(originalY);

        if (_uiSharedService.IconButton(FontAwesomeIcon.Bars))
        {
            ImGui.OpenPopup("User Flyout Menu");
        }
        if (ImGui.BeginPopup("User Flyout Menu"))
        {
            using (ImRaii.PushId($"buttons-{_pair.UserData.UID}")) DrawPairedClientMenu(_pair);
            ImGui.EndPopup();
        }

        // Pause (mutual pairs only)
        if (_pair.UserPair!.OwnPermissions.IsPaired() && _pair.UserPair!.OtherPermissions.IsPaired())
        {
            rightSidePos -= pauseIconSize.X + spacingX;
            ImGui.SameLine(rightSidePos);
            ImGui.SetCursorPosY(originalY);
            if (_uiSharedService.IconButton(pauseIcon))
            {
                var perm = _pair.UserPair!.OwnPermissions;
                perm.SetPaused(!perm.IsPaused());
                _ = _apiController.UserSetPairPermissions(new(_pair.UserData, perm));
            }
            UiSharedService.AttachToolTip(!_pair.UserPair!.OwnPermissions.IsPaused()
                ? L("UserPair.Tooltip.Pause", "Pause pairing with {0}", entryUID)
                : L("UserPair.Tooltip.Resume", "Resume pairing with {0}", entryUID));


            var individualSoundsDisabled = (_pair.UserPair?.OwnPermissions.IsDisableSounds() ?? false) || (_pair.UserPair?.OtherPermissions.IsDisableSounds() ?? false);
            var individualAnimDisabled = (_pair.UserPair?.OwnPermissions.IsDisableAnimations() ?? false) || (_pair.UserPair?.OtherPermissions.IsDisableAnimations() ?? false);
            var individualVFXDisabled = (_pair.UserPair?.OwnPermissions.IsDisableVFX() ?? false) || (_pair.UserPair?.OtherPermissions.IsDisableVFX() ?? false);
            if (individualSoundsDisabled || individualAnimDisabled || individualVFXDisabled)
            {
                var icon = FontAwesomeIcon.ExclamationTriangle;
                var iconwidth = _uiSharedService.GetIconButtonSize(icon);

                rightSidePos -= iconwidth.X + spacingX / 2f;
                ImGui.SameLine(rightSidePos);

                ImGui.PushStyleColor(ImGuiCol.Text, ImGuiColors.DalamudYellow);
                _uiSharedService.IconText(icon);
                ImGui.PopStyleColor();
                if (ImGui.IsItemHovered())
                {
                    ImGui.BeginTooltip();

                    ImGui.TextUnformatted(L("UserPair.Tooltip.Permission.Header", "Individual user permissions"));

                    if (individualSoundsDisabled)
                    {
                        var userSoundsText = L("UserPair.Tooltip.Permission.Sound", "Sound sync disabled with {0}", _pair.UserData.AliasOrUID);
                        _uiSharedService.IconText(FontAwesomeIcon.VolumeOff);
                        ImGui.SameLine(40 * ImGuiHelpers.GlobalScale);
                        ImGui.TextUnformatted(userSoundsText);
                        ImGui.NewLine();
                        ImGui.SameLine(40 * ImGuiHelpers.GlobalScale);
                        var youStatus = _pair.UserPair!.OwnPermissions.IsDisableSounds()
                            ? L("UserPair.Tooltip.Permission.State.Disabled", "Disabled")
                            : L("UserPair.Tooltip.Permission.State.Enabled", "Enabled");
                        var theyStatus = _pair.UserPair!.OtherPermissions.IsDisableSounds()
                            ? L("UserPair.Tooltip.Permission.State.Disabled", "Disabled")
                            : L("UserPair.Tooltip.Permission.State.Enabled", "Enabled");
                        ImGui.TextUnformatted(L("UserPair.Tooltip.Permission.Status", "You: {0}, They: {1}", youStatus, theyStatus));
                    }

                    if (individualAnimDisabled)
                    {
                        var userAnimText = L("UserPair.Tooltip.Permission.Animation", "Animation sync disabled with {0}", _pair.UserData.AliasOrUID);
                        _uiSharedService.IconText(FontAwesomeIcon.Stop);
                        ImGui.SameLine(40 * ImGuiHelpers.GlobalScale);
                        ImGui.TextUnformatted(userAnimText);
                        ImGui.NewLine();
                        ImGui.SameLine(40 * ImGuiHelpers.GlobalScale);
                        var youStatus = _pair.UserPair!.OwnPermissions.IsDisableAnimations()
                            ? L("UserPair.Tooltip.Permission.State.Disabled", "Disabled")
                            : L("UserPair.Tooltip.Permission.State.Enabled", "Enabled");
                        var theyStatus = _pair.UserPair!.OtherPermissions.IsDisableAnimations()
                            ? L("UserPair.Tooltip.Permission.State.Disabled", "Disabled")
                            : L("UserPair.Tooltip.Permission.State.Enabled", "Enabled");
                        ImGui.TextUnformatted(L("UserPair.Tooltip.Permission.Status", "You: {0}, They: {1}", youStatus, theyStatus));
                    }

                    if (individualVFXDisabled)
                    {
                        var userVFXText = L("UserPair.Tooltip.Permission.Vfx", "VFX sync disabled with {0}", _pair.UserData.AliasOrUID);
                        _uiSharedService.IconText(FontAwesomeIcon.Circle);
                        ImGui.SameLine(40 * ImGuiHelpers.GlobalScale);
                        ImGui.TextUnformatted(userVFXText);
                        ImGui.NewLine();
                        ImGui.SameLine(40 * ImGuiHelpers.GlobalScale);
                        var youStatus = _pair.UserPair!.OwnPermissions.IsDisableVFX()
                            ? L("UserPair.Tooltip.Permission.State.Disabled", "Disabled")
                            : L("UserPair.Tooltip.Permission.State.Enabled", "Enabled");
                        var theyStatus = _pair.UserPair!.OtherPermissions.IsDisableVFX()
                            ? L("UserPair.Tooltip.Permission.State.Disabled", "Disabled")
                            : L("UserPair.Tooltip.Permission.State.Enabled", "Enabled");
                        ImGui.TextUnformatted(L("UserPair.Tooltip.Permission.Status", "You: {0}, They: {1}", youStatus, theyStatus));
                    }

                    ImGui.EndTooltip();
                }
            }
        }
        if (_charaDataManager.SharedWithYouData.TryGetValue(_pair.UserData, out var sharedData))
        {
            var icon = FontAwesomeIcon.Running;
            var iconwidth = _uiSharedService.GetIconButtonSize(icon);
            rightSidePos -= iconwidth.X + spacingX / 2f;
            ImGui.SameLine(rightSidePos);
            _uiSharedService.IconText(icon);

            UiSharedService.AttachToolTip(L("UserPair.Tooltip.SharedData", "This user has shared {0} Character Data Sets with you.", sharedData.Count)
                + UiSharedService.TooltipSeparator
                + L("UserPair.Tooltip.SharedData.OpenHub", "Click to open the Character Data Hub and show the entries."));

            if (ImGui.IsItemClicked(ImGuiMouseButton.Left))
            {
                _mediator.Publish(new OpenCharaDataHubWithFilterMessage(_pair.UserData));
            }
        }

        return rightSidePos - spacingX;
    }

    private void DrawPairedClientMenu(Pair entry)
    {
        if (entry.IsVisible)
        {
            if (_uiSharedService.IconTextButton(FontAwesomeIcon.Eye, L("UserPair.Menu.Target", "Target player")))
            {
                _mediator.Publish(new TargetPairMessage(entry));
                ImGui.CloseCurrentPopup();
            }
        }
        if (!entry.IsPaused)
        {
            if (_uiSharedService.IconTextButton(FontAwesomeIcon.User, L("UserPair.Menu.OpenProfile", "Open Profile")))
            {
                _displayHandler.OpenProfile(entry);
                ImGui.CloseCurrentPopup();
            }
            UiSharedService.AttachToolTip(L("UserPair.Menu.OpenProfile.Tooltip", "Opens the profile for this user in a new window"));
        }
        if (entry.IsVisible)
        {
#if DEBUG
            if (_uiSharedService.IconTextButton(FontAwesomeIcon.PersonCircleQuestion, L("UserPair.Menu.OpenAnalysis", "Open Analysis")))
            {
                _displayHandler.OpenAnalysis(_pair);
                ImGui.CloseCurrentPopup();
            }
#endif
            if (_uiSharedService.IconTextButton(FontAwesomeIcon.Sync, L("UserPair.Menu.ReloadData", "Reload last data")))
            {
                entry.ApplyLastReceivedData(forced: true);
                ImGui.CloseCurrentPopup();
            }
            UiSharedService.AttachToolTip(L("UserPair.Menu.ReloadData.Tooltip", "This reapplies the last received character data to this character"));
        }

        if (_uiSharedService.IconTextButton(FontAwesomeIcon.PlayCircle, L("UserPair.Menu.CyclePause", "Cycle pause state")))
        {
            _ = _apiController.CyclePause(entry.UserData);
            ImGui.CloseCurrentPopup();
        }
        var entryUID = entry.UserData.AliasOrUID;
        if (_uiSharedService.IconTextButton(FontAwesomeIcon.Folder, L("UserPair.Menu.PairGroups", "Pair Groups")))
        {
            _selectGroupForPairUi.Open(entry);
        }
        UiSharedService.AttachToolTip(L("UserPair.Menu.PairGroups.Tooltip", "Choose pair groups for {0}", entryUID));

        var isDisableSounds = entry.UserPair!.OwnPermissions.IsDisableSounds();
        string disableSoundsText = isDisableSounds
            ? L("UserPair.Menu.EnableSoundSync", "Enable sound sync")
            : L("UserPair.Menu.DisableSoundSync", "Disable sound sync");
        var disableSoundsIcon = isDisableSounds ? FontAwesomeIcon.VolumeUp : FontAwesomeIcon.VolumeMute;
        if (_uiSharedService.IconTextButton(disableSoundsIcon, disableSoundsText))
        {
            var permissions = entry.UserPair.OwnPermissions;
            permissions.SetDisableSounds(!isDisableSounds);
            _ = _apiController.UserSetPairPermissions(new UserPermissionsDto(entry.UserData, permissions));
        }

        var isDisableAnims = entry.UserPair!.OwnPermissions.IsDisableAnimations();
        string disableAnimsText = isDisableAnims
            ? L("UserPair.Menu.EnableAnimationSync", "Enable animation sync")
            : L("UserPair.Menu.DisableAnimationSync", "Disable animation sync");
        var disableAnimsIcon = isDisableAnims ? FontAwesomeIcon.Running : FontAwesomeIcon.Stop;
        if (_uiSharedService.IconTextButton(disableAnimsIcon, disableAnimsText))
        {
            var permissions = entry.UserPair.OwnPermissions;
            permissions.SetDisableAnimations(!isDisableAnims);
            _ = _apiController.UserSetPairPermissions(new UserPermissionsDto(entry.UserData, permissions));
        }

        var isDisableVFX = entry.UserPair!.OwnPermissions.IsDisableVFX();
        string disableVFXText = isDisableVFX
            ? L("UserPair.Menu.EnableVfxSync", "Enable VFX sync")
            : L("UserPair.Menu.DisableVfxSync", "Disable VFX sync");
        var disableVFXIcon = isDisableVFX ? FontAwesomeIcon.Sun : FontAwesomeIcon.Circle;
        if (_uiSharedService.IconTextButton(disableVFXIcon, disableVFXText))
        {
            var permissions = entry.UserPair.OwnPermissions;
            permissions.SetDisableVFX(!isDisableVFX);
            _ = _apiController.UserSetPairPermissions(new UserPermissionsDto(entry.UserData, permissions));
        }

        if (_uiSharedService.IconTextButton(FontAwesomeIcon.Trash, L("UserPair.Menu.Unpair", "Unpair Permanently")) && UiSharedService.CtrlPressed())
        {
            _ = _apiController.UserRemovePair(new(entry.UserData));
        }
        UiSharedService.AttachToolTip(L("UserPair.Menu.Unpair.Tooltip", "Hold CTRL and click to unpair permanently from {0}", entryUID));
    }
}