using System;
using System.Collections.Generic;
using System.Collections.Immutable;
using System.Threading.Tasks;
using Dalamud.Plugin;
using Dalamud.Plugin.Ipc;
using Dalamud.Plugin.Ipc.Exceptions;
using Dalamud.Plugin.Services;
using Microsoft.Extensions.Logging;
using Questionable.Controller;
using Questionable.Data;

namespace Questionable.External;

internal sealed class PandorasBoxIpc : IDisposable
{
	private static readonly ImmutableHashSet<string> ConflictingFeatures = new HashSet<string>
	{
		"Auto-Collect", "Auto-Cordial", "Auto-Meditation", "Auto-Motif (Out of Combat)", "Auto-Mount After Combat", "Auto-Mount after Gathering", "Auto-Mount on Zone Change", "Auto-Peleton", "Auto-Prospect/Triangulate", "Auto-Sprint in Sanctuaries",
		"Auto-Summon Chocobo", "Auto-Summon Fairy/Carbuncle", "Auto-Tank Stance", "Action Combat Targeting", "Auto-interact with Gathering Nodes", "FATE Targeting Mode", "Auto-Teleport to Map Coords", "Auto-select Turn-ins", "Auto-Equip Recommended Gear", "Auto-Sync FATEs",
		"Pandora Quick Gather", "Switch Gatherers Automatically"
	}.ToImmutableHashSet();

	private const string AutoActiveTimeManeuverFeature = "Auto Active Time Maneuver";

	private readonly Configuration _configuration;

	private readonly QuestController _questController;

	private readonly FateController _fateController;

	private readonly TerritoryData _territoryData;

	private readonly IClientState _clientState;

	private readonly IFramework _framework;

	private readonly ILogger<PandorasBoxIpc> _logger;

	private readonly ICallGateSubscriber<string, bool?> _getFeatureEnabled;

	private readonly ICallGateSubscriber<string, bool, object?> _setFeatureEnabled;

	private HashSet<string>? _pausedFeatures;

	private bool _wasFateRunning;

	public PandorasBoxIpc(Configuration configuration, IDalamudPluginInterface pluginInterface, QuestController questController, FateController fateController, TerritoryData territoryData, IClientState clientState, IFramework framework, ILogger<PandorasBoxIpc> logger)
	{
		_configuration = configuration;
		_questController = questController;
		_fateController = fateController;
		_territoryData = territoryData;
		_clientState = clientState;
		_framework = framework;
		_logger = logger;
		_getFeatureEnabled = pluginInterface.GetIpcSubscriber<string, bool?>("PandorasBox.GetFeatureEnabled");
		_setFeatureEnabled = pluginInterface.GetIpcSubscriber<string, bool, object>("PandorasBox.SetFeatureEnabled");
		_questController.AutomationTypeChanged += OnAutomationTypeChanged;
		_framework.Update += OnFrameworkUpdate;
	}

	private void OnAutomationTypeChanged(object sender, QuestController.EAutomationType automationType)
	{
		if (automationType != QuestController.EAutomationType.Manual && !_territoryData.IsDutyInstance(_clientState.TerritoryType))
		{
			Task.Run((Action)DisableConflictingFeatures);
		}
		else if (!_fateController.IsRunning)
		{
			Task.Run((Action)RestoreConflictingFeatures);
		}
	}

	private void OnFrameworkUpdate(IFramework framework)
	{
		bool isRunning = _fateController.IsRunning;
		if (isRunning != _wasFateRunning)
		{
			_wasFateRunning = isRunning;
			if (isRunning && !_territoryData.IsDutyInstance(_clientState.TerritoryType))
			{
				Task.Run((Action)DisableConflictingFeatures);
			}
			else if (_questController.AutomationType == QuestController.EAutomationType.Manual)
			{
				Task.Run((Action)RestoreConflictingFeatures);
			}
		}
	}

	public void Dispose()
	{
		_framework.Update -= OnFrameworkUpdate;
		_questController.AutomationTypeChanged -= OnAutomationTypeChanged;
		RestoreConflictingFeatures();
	}

	private void DisableConflictingFeatures()
	{
		if (_pausedFeatures != null)
		{
			return;
		}
		_pausedFeatures = new HashSet<string>();
		foreach (string conflictingFeature in ConflictingFeatures)
		{
			TryDisableFeature(conflictingFeature);
		}
		if (_configuration.General.AutoSolveQte)
		{
			TryDisableFeature("Auto Active Time Maneuver");
		}
	}

	private void TryDisableFeature(string feature)
	{
		try
		{
			if (_getFeatureEnabled.InvokeFunc(feature) == true)
			{
				_setFeatureEnabled.InvokeAction(feature, arg2: false);
				_pausedFeatures.Add(feature);
				_logger.LogInformation("Paused Pandora's Box feature: {Feature}", feature);
			}
		}
		catch (IpcError)
		{
		}
	}

	private void RestoreConflictingFeatures()
	{
		if (_pausedFeatures == null)
		{
			return;
		}
		foreach (string pausedFeature in _pausedFeatures)
		{
			try
			{
				_setFeatureEnabled.InvokeAction(pausedFeature, arg2: true);
				_logger.LogInformation("Restored Pandora's Box feature: {Feature}", pausedFeature);
			}
			catch (IpcError)
			{
			}
		}
		_pausedFeatures = null;
	}
}