using System;
using System.Collections.Generic;
using System.Linq;
using Dalamud.Plugin.Services;
using FFXIVClientStructs.FFXIV.Client.Game;
using FFXIVClientStructs.FFXIV.Client.UI.Agent;
using FFXIVClientStructs.FFXIV.Component.GUI;
using LLib.GameData;
using Lumina.Excel.Sheets;
using Microsoft.Extensions.Logging;
using Questionable.Controller.Steps.Common;
using Questionable.External;
using Questionable.Model;
using Questionable.Model.Questing;

namespace Questionable.Controller.Steps.Shared;

internal static class Craft
{
	internal sealed class Factory : ITaskFactory
	{
		public IEnumerable<ITask> CreateAllTasks(Questionable.Model.Quest quest, QuestSequence sequence, QuestStep step)
		{
			if (step.InteractionType != EInteractionType.Craft)
			{
				return Array.Empty<ITask>();
			}
			ArgumentNullException.ThrowIfNull(step.ItemId, "step.ItemId");
			ArgumentNullException.ThrowIfNull(step.ItemCount, "step.ItemCount");
			return new global::_003C_003Ez__ReadOnlyArray<ITask>(new ITask[2]
			{
				new Questionable.Controller.Steps.Common.Mount.UnmountTask(),
				new CraftTask(step.ItemId.Value, step.ItemCount.Value)
			});
		}
	}

	internal sealed record CraftTask(uint ItemId, int ItemCount) : ITask
	{
		public override string ToString()
		{
			return $"Craft {ItemCount}x {ItemId} (with Artisan)";
		}
	}

	internal sealed class DoCraft(IDataManager dataManager, IClientState clientState, ArtisanIpc artisanIpc, ILogger<DoCraft> logger) : TaskExecutor<CraftTask>()
	{
		protected override bool Start()
		{
			if (HasRequestedItems())
			{
				logger.LogInformation("Already own {ItemCount}x {ItemId}", base.Task.ItemCount, base.Task.ItemId);
				return false;
			}
			RecipeLookup? rowOrDefault = dataManager.GetExcelSheet<RecipeLookup>().GetRowOrDefault(base.Task.ItemId);
			if (!rowOrDefault.HasValue)
			{
				throw new TaskException($"Item {base.Task.ItemId} is not craftable");
			}
			uint num = (EClassJob)clientState.LocalPlayer.ClassJob.RowId switch
			{
				EClassJob.Carpenter => rowOrDefault.Value.CRP.RowId, 
				EClassJob.Blacksmith => rowOrDefault.Value.BSM.RowId, 
				EClassJob.Armorer => rowOrDefault.Value.ARM.RowId, 
				EClassJob.Goldsmith => rowOrDefault.Value.GSM.RowId, 
				EClassJob.Leatherworker => rowOrDefault.Value.LTW.RowId, 
				EClassJob.Weaver => rowOrDefault.Value.WVR.RowId, 
				EClassJob.Alchemist => rowOrDefault.Value.ALC.RowId, 
				EClassJob.Culinarian => rowOrDefault.Value.CUL.RowId, 
				_ => 0u, 
			};
			if (num == 0)
			{
				num = new uint[8]
				{
					rowOrDefault.Value.CRP.RowId,
					rowOrDefault.Value.BSM.RowId,
					rowOrDefault.Value.ARM.RowId,
					rowOrDefault.Value.GSM.RowId,
					rowOrDefault.Value.LTW.RowId,
					rowOrDefault.Value.WVR.RowId,
					rowOrDefault.Value.ALC.RowId,
					rowOrDefault.Value.WVR.RowId
				}.FirstOrDefault((uint x) => x != 0);
			}
			if (num == 0)
			{
				throw new TaskException($"Unable to determine recipe for item {base.Task.ItemId}");
			}
			int num2 = base.Task.ItemCount - GetOwnedItemCount();
			logger.LogInformation("Starting craft for item {ItemId} with recipe {RecipeId} for {RemainingItemCount} items", base.Task.ItemId, num, num2);
			if (!artisanIpc.CraftItem((ushort)num, num2))
			{
				throw new TaskException($"Failed to start Artisan craft for recipe {num}");
			}
			return true;
		}

		public unsafe override ETaskResult Update()
		{
			if (HasRequestedItems() && !artisanIpc.IsCrafting())
			{
				AgentRecipeNote* ptr = AgentRecipeNote.Instance();
				if (ptr != null && ptr->IsAgentActive())
				{
					uint addonId = ptr->GetAddonId();
					if (addonId == 0)
					{
						return ETaskResult.StillRunning;
					}
					AtkUnitBase* addonById = AtkStage.Instance()->RaptureAtkUnitManager->GetAddonById((ushort)addonId);
					if (addonById != null)
					{
						logger.LogInformation("Closing crafting window");
						addonById->FireCallbackInt(-1);
						return ETaskResult.TaskComplete;
					}
				}
			}
			return ETaskResult.StillRunning;
		}

		private bool HasRequestedItems()
		{
			return GetOwnedItemCount() >= base.Task.ItemCount;
		}

		private unsafe int GetOwnedItemCount()
		{
			InventoryManager* ptr = InventoryManager.Instance();
			return ptr->GetInventoryItemCount(base.Task.ItemId, isHq: false, checkEquipped: false, checkArmory: true, 0) + ptr->GetInventoryItemCount(base.Task.ItemId, isHq: true, checkEquipped: false, checkArmory: true, 0);
		}

		public override bool ShouldInterruptOnDamage()
		{
			return false;
		}
	}
}