using System.Linq;
using Dalamud.Plugin.Services;
using FFXIVClientStructs.FFXIV.Client.UI.Misc;
using LLib.GameData;
using Questionable.Controller.Steps.Common;
using Questionable.Data;
using Questionable.Model;
using Questionable.Model.Questing;

namespace Questionable.Controller.Steps.Shared;

internal static class SwitchClassJob
{
	internal sealed class Factory(ClassJobUtils classJobUtils) : SimpleTaskFactory()
	{
		public override ITask? CreateTask(Quest quest, QuestSequence sequence, QuestStep step)
		{
			if (step.InteractionType != EInteractionType.SwitchClass)
			{
				return null;
			}
			return new Task(classJobUtils.AsIndividualJobs(step.TargetClass, quest.Id).Single());
		}
	}

	internal sealed record Task(EClassJob ClassJob) : ITask
	{
		public override string ToString()
		{
			return $"SwitchJob({ClassJob})";
		}
	}

	internal sealed class SwitchClassJobExecutor(IClientState clientState) : AbstractDelayedTaskExecutor<Task>()
	{
		protected unsafe override bool StartInternal()
		{
			if (clientState.LocalPlayer.ClassJob.RowId == (uint)base.Task.ClassJob)
			{
				return false;
			}
			RaptureGearsetModule* ptr = RaptureGearsetModule.Instance();
			if (ptr != null)
			{
				for (int i = 0; i < 100; i++)
				{
					RaptureGearsetModule.GearsetEntry* gearset = ptr->GetGearset(i);
					if (gearset->ClassJob == (byte)base.Task.ClassJob)
					{
						ptr->EquipGearset(gearset->Id, 0);
						return true;
					}
				}
			}
			throw new TaskException($"No gearset found for {base.Task.ClassJob}");
		}

		protected override ETaskResult UpdateInternal()
		{
			return ETaskResult.TaskComplete;
		}

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