using System;
using Dalamud.Plugin.Services;
using FFXIVClientStructs.FFXIV.Client.Game;
using FFXIVClientStructs.FFXIV.Client.Game.Group;
using LLib.GameData;
using Microsoft.Extensions.Logging;
using Questionable.Data;
using Questionable.Model.Questing;

namespace Questionable.Controller.Utils;

internal sealed class PartyWatchdog : IDisposable
{
	private readonly QuestController _questController;

	private readonly Configuration _configuration;

	private readonly TerritoryData _territoryData;

	private readonly IClientState _clientState;

	private readonly IChatGui _chatGui;

	private readonly ILogger<PartyWatchdog> _logger;

	private ushort? _uncheckedTeritoryId;

	public PartyWatchdog(QuestController questController, Configuration configuration, TerritoryData territoryData, IClientState clientState, IChatGui chatGui, ILogger<PartyWatchdog> logger)
	{
		_questController = questController;
		_configuration = configuration;
		_territoryData = territoryData;
		_clientState = clientState;
		_chatGui = chatGui;
		_logger = logger;
		_clientState.TerritoryChanged += TerritoryChanged;
	}

	private unsafe void TerritoryChanged(ushort newTerritoryId)
	{
		if (!_configuration.Advanced.DisablePartyWatchdog)
		{
			switch ((ETerritoryIntendedUse)GameMain.Instance()->CurrentTerritoryIntendedUseId)
			{
			case ETerritoryIntendedUse.Gaol:
			case ETerritoryIntendedUse.Frontline:
			case ETerritoryIntendedUse.LordOfVerminion:
			case ETerritoryIntendedUse.Diadem:
			case ETerritoryIntendedUse.CrystallineConflict:
			case ETerritoryIntendedUse.DeepDungeon:
			case ETerritoryIntendedUse.TreasureMapDuty:
			case ETerritoryIntendedUse.Battlehall:
			case ETerritoryIntendedUse.CrystallineConflict2:
			case ETerritoryIntendedUse.Diadem2:
			case ETerritoryIntendedUse.RivalWings:
			case ETerritoryIntendedUse.Eureka:
			case ETerritoryIntendedUse.LeapOfFaith:
			case ETerritoryIntendedUse.OceanFishing:
			case ETerritoryIntendedUse.Diadem3:
			case ETerritoryIntendedUse.Bozja:
			case ETerritoryIntendedUse.Battlehall2:
			case ETerritoryIntendedUse.Battlehall3:
			case ETerritoryIntendedUse.LargeScaleRaid:
			case ETerritoryIntendedUse.LargeScaleSavageRaid:
			case ETerritoryIntendedUse.Blunderville:
				StopIfRunning($"Unsupported Area entered ({newTerritoryId})");
				break;
			case ETerritoryIntendedUse.Dungeon:
			case ETerritoryIntendedUse.VariantDungeon:
			case ETerritoryIntendedUse.AllianceRaid:
			case ETerritoryIntendedUse.Trial:
			case ETerritoryIntendedUse.Raid:
			case ETerritoryIntendedUse.Raid2:
			case ETerritoryIntendedUse.SeasonalEvent:
			case ETerritoryIntendedUse.SeasonalEvent2:
			case ETerritoryIntendedUse.CriterionDuty:
			case ETerritoryIntendedUse.CriterionSavageDuty:
				_uncheckedTeritoryId = newTerritoryId;
				_logger.LogInformation("Will check territory {TerritoryId} after loading", newTerritoryId);
				break;
			case ETerritoryIntendedUse.StartingArea:
			case ETerritoryIntendedUse.QuestArea:
			case ETerritoryIntendedUse.QuestBattle:
			case (ETerritoryIntendedUse)11:
			case ETerritoryIntendedUse.QuestArea2:
			case ETerritoryIntendedUse.ResidentialArea:
			case ETerritoryIntendedUse.HousingInstances:
			case ETerritoryIntendedUse.QuestArea3:
			case (ETerritoryIntendedUse)19:
			case ETerritoryIntendedUse.ChocoboSquare:
			case ETerritoryIntendedUse.RestorationEvent:
			case ETerritoryIntendedUse.Sanctum:
			case ETerritoryIntendedUse.GoldSaucer:
			case (ETerritoryIntendedUse)24:
			case ETerritoryIntendedUse.HallOfTheNovice:
			case ETerritoryIntendedUse.QuestBattle2:
			case ETerritoryIntendedUse.Barracks:
			case ETerritoryIntendedUse.SeasonalEventDuty:
			case (ETerritoryIntendedUse)36:
			case ETerritoryIntendedUse.Unknown1:
			case (ETerritoryIntendedUse)42:
			case ETerritoryIntendedUse.MaskedCarnivale:
			case ETerritoryIntendedUse.IslandSanctuary:
			case ETerritoryIntendedUse.QuestArea4:
			case (ETerritoryIntendedUse)55:
			case ETerritoryIntendedUse.TribalInstance:
				break;
			}
		}
	}

	public unsafe void Update()
	{
		if (_configuration.Advanced.DisablePartyWatchdog || _uncheckedTeritoryId != _clientState.TerritoryType || GameMain.Instance()->TerritoryLoadState != 2)
		{
			return;
		}
		GroupManager* ptr = GroupManager.Instance();
		if (ptr == null)
		{
			return;
		}
		byte memberCount = ptr->MainGroup.MemberCount;
		bool isAlliance = ptr->MainGroup.IsAlliance;
		_logger.LogDebug("Territory {TerritoryId} with {MemberCount} members, alliance: {IsInAlliance}", _uncheckedTeritoryId, memberCount, isAlliance);
		if (memberCount > 1 || isAlliance)
		{
			if (!IsDutyConfiguredForParty(_uncheckedTeritoryId.Value))
			{
				StopIfRunning("Other party members present");
			}
			else
			{
				_logger.LogInformation("Party detected but duty is configured for Unsync (Party) mode, continuing");
			}
		}
		_uncheckedTeritoryId = null;
	}

	private bool IsDutyConfiguredForParty(ushort territoryId)
	{
		if (!_territoryData.TryGetContentFinderConditionIdForTerritory(territoryId, out var cfcId))
		{
			return false;
		}
		if (_configuration.Duties.DutyModeOverrides.TryGetValue(cfcId, out var value))
		{
			return value == EDutyMode.UnsyncParty;
		}
		return _configuration.Duties.DefaultDutyMode == EDutyMode.UnsyncParty;
	}

	private void StopIfRunning(string reason)
	{
		if (_questController.IsRunning || _questController.AutomationType != QuestController.EAutomationType.Manual)
		{
			_chatGui.PrintError("Stopping Questionable: " + reason + ". If you believe this to be correct, please restart Questionable manually.", "Questionable", 576);
			_questController.Stop(reason);
		}
	}

	public void Dispose()
	{
		_clientState.TerritoryChanged -= TerritoryChanged;
	}
}