using System;
using System.Collections.Generic;
using System.Numerics;
using Dalamud.Plugin.Services;
using Microsoft.Extensions.Logging;
using Questionable.Controller.Steps.Common;
using Questionable.Data;
using Questionable.Model;
using Questionable.Model.Common;
using Questionable.Model.Questing;

namespace Questionable.Controller.Steps.Movement;

internal static class MoveTo
{
	internal sealed class Factory(IClientState clientState, AetheryteData aetheryteData, TerritoryData territoryData, ILogger<Factory> logger) : ITaskFactory
	{
		public IEnumerable<ITask> CreateAllTasks(Quest quest, QuestSequence sequence, QuestStep step)
		{
			if (step.Position.HasValue)
			{
				return CreateMoveTasks(step, step.Position.Value);
			}
			if (step != null && step.DataId.HasValue && step.StopDistance.HasValue)
			{
				return new global::_003C_003Ez__ReadOnlySingleElementList<ITask>(new WaitForNearDataId(step.DataId.Value, step.StopDistance.Value));
			}
			EAetheryteLocation valueOrDefault = default(EAetheryteLocation);
			bool flag;
			if (step != null)
			{
				EInteractionType interactionType = step.InteractionType;
				if ((uint)(interactionType - 4) <= 1u)
				{
					EAetheryteLocation? aetheryte = step.Aetheryte;
					if (aetheryte.HasValue)
					{
						valueOrDefault = aetheryte.GetValueOrDefault();
						flag = true;
						goto IL_00a3;
					}
				}
			}
			flag = false;
			goto IL_00a3;
			IL_00a3:
			if (flag)
			{
				return CreateMoveTasks(step, aetheryteData.Locations[valueOrDefault]);
			}
			if (step != null && step.InteractionType == EInteractionType.AttuneAethernetShard)
			{
				EAetheryteLocation? aetheryte = step.AethernetShard;
				if (aetheryte.HasValue)
				{
					EAetheryteLocation valueOrDefault2 = aetheryte.GetValueOrDefault();
					return CreateMoveTasks(step, aetheryteData.Locations[valueOrDefault2]);
				}
			}
			return Array.Empty<ITask>();
		}

		private IEnumerable<ITask> CreateMoveTasks(QuestStep step, Vector3 destination)
		{
			if (step.InteractionType == EInteractionType.Jump && step.JumpDestination != null && (clientState.LocalPlayer.Position - step.JumpDestination.Position).Length() <= (step.JumpDestination.StopDistance ?? 1f))
			{
				logger.LogInformation("We're at the jump destination, skipping movement");
				yield break;
			}
			yield return new WaitCondition.Task(() => clientState.TerritoryType == step.TerritoryId, "Wait(territory: " + territoryData.GetNameAndId(step.TerritoryId) + ")");
			if (!step.DisableNavmesh)
			{
				yield return new WaitNavmesh.Task();
			}
			yield return new MoveTask(step, destination);
			if (step != null)
			{
				bool? fly = step.Fly;
				if (fly.HasValue && fly == true && (step.Land ?? false))
				{
					yield return new LandTask();
				}
			}
		}
	}
}