using System;
using System.Collections.Generic;
using System.Numerics;
using System.Runtime.InteropServices;
using Dalamud.Game.ClientState.Conditions;
using Dalamud.Plugin.Services;
using FFXIVClientStructs.FFXIV.Client.Game;
using Microsoft.Extensions.Logging;
using Questionable.Model;
using Questionable.Model.Questing;

namespace Questionable.Controller.Steps.Interactions;

internal static class Jump
{
	internal sealed class Factory : SimpleTaskFactory
	{
		public override ITask? CreateTask(Quest quest, QuestSequence sequence, QuestStep step)
		{
			if (step.InteractionType != EInteractionType.Jump)
			{
				return null;
			}
			ArgumentNullException.ThrowIfNull(step.JumpDestination, "step.JumpDestination");
			if (step.JumpDestination.Type == EJumpType.SingleJump)
			{
				return new SingleJumpTask(step.DataId, step.JumpDestination, step.Comment);
			}
			return new RepeatedJumpTask(step.DataId, step.JumpDestination, step.Comment);
		}
	}

	internal interface IJumpTask : ITask
	{
		uint? DataId { get; }

		JumpDestination JumpDestination { get; }

		string? Comment { get; }
	}

	internal sealed record SingleJumpTask(uint? DataId, JumpDestination JumpDestination, string? Comment) : IJumpTask, ITask
	{
		public override string ToString()
		{
			return "Jump(" + Comment + ")";
		}
	}

	internal abstract class JumpBase<T>(MovementController movementController, IClientState clientState, IFramework framework) : TaskExecutor<T>() where T : class, IJumpTask
	{
		protected unsafe override bool Start()
		{
			float num = base.Task.JumpDestination.CalculateStopDistance();
			if ((_003CclientState_003EP.LocalPlayer.Position - base.Task.JumpDestination.Position).Length() <= num)
			{
				return false;
			}
			MovementController movementController = _003CmovementController_003EP;
			uint? dataId = base.Task.DataId;
			int num2 = 1;
			List<Vector3> list = new List<Vector3>(num2);
			CollectionsMarshal.SetCount(list, num2);
			Span<Vector3> span = CollectionsMarshal.AsSpan(list);
			int index = 0;
			span[index] = base.Task.JumpDestination.Position;
			movementController.NavigateTo(EMovementType.Quest, dataId, list, fly: false, sprint: false, base.Task.JumpDestination.StopDistance ?? num);
			_003Cframework_003EP.RunOnTick(delegate
			{
				ActionManager.Instance()->UseAction(ActionType.GeneralAction, 2u, 3758096384uL, 0u, ActionManager.UseActionMode.None, 0u, null);
			}, TimeSpan.FromSeconds(base.Task.JumpDestination.DelaySeconds ?? 0.5f));
			return true;
		}

		public override ETaskResult Update()
		{
			if (_003CmovementController_003EP.IsPathfinding || _003CmovementController_003EP.IsPathRunning)
			{
				return ETaskResult.StillRunning;
			}
			DateTime movementStartedAt = _003CmovementController_003EP.MovementStartedAt;
			if (movementStartedAt == DateTime.MaxValue || movementStartedAt.AddSeconds(1.0) >= DateTime.Now)
			{
				return ETaskResult.StillRunning;
			}
			return ETaskResult.TaskComplete;
		}

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

	internal sealed class DoSingleJump : JumpBase<SingleJumpTask>
	{
		public DoSingleJump(MovementController movementController, IClientState clientState, IFramework framework)
			: base(movementController, clientState, framework)
		{
		}
	}

	internal sealed record RepeatedJumpTask(uint? DataId, JumpDestination JumpDestination, string? Comment) : IJumpTask, ITask
	{
		public override string ToString()
		{
			return "RepeatedJump(" + Comment + ")";
		}
	}

	internal sealed class DoRepeatedJumps : JumpBase<RepeatedJumpTask>
	{
		private readonly IClientState _clientState;

		private DateTime _continueAt;

		private int _attempts;

		public DoRepeatedJumps(MovementController movementController, IClientState clientState, IFramework framework, ICondition condition, ILogger<DoRepeatedJumps> logger)
		{
			_003Ccondition_003EP = condition;
			_003Clogger_003EP = logger;
			_clientState = clientState;
			_continueAt = DateTime.MinValue;
			base._002Ector(movementController, clientState, framework);
		}

		protected override bool Start()
		{
			_continueAt = DateTime.Now + TimeSpan.FromSeconds(2f * (base.Task.JumpDestination.DelaySeconds ?? 0.5f));
			return base.Start();
		}

		public unsafe override ETaskResult Update()
		{
			if (DateTime.Now < _continueAt || _003Ccondition_003EP[ConditionFlag.Jumping])
			{
				return ETaskResult.StillRunning;
			}
			float num = base.Task.JumpDestination.CalculateStopDistance();
			if ((_clientState.LocalPlayer.Position - base.Task.JumpDestination.Position).Length() <= num || _clientState.LocalPlayer.Position.Y >= base.Task.JumpDestination.Position.Y - 0.5f)
			{
				return ETaskResult.TaskComplete;
			}
			_003Clogger_003EP.LogTrace("Y-Heights for jumps: player={A}, target={B}", _clientState.LocalPlayer.Position.Y, base.Task.JumpDestination.Position.Y - 0.5f);
			if (ActionManager.Instance()->UseAction(ActionType.GeneralAction, 2u, 3758096384uL, 0u, ActionManager.UseActionMode.None, 0u, null))
			{
				_attempts++;
			}
			if (_attempts >= 50)
			{
				throw new TaskException("Tried to jump too many times, didn't reach the target");
			}
			_continueAt = DateTime.Now + TimeSpan.FromSeconds(base.Task.JumpDestination.DelaySeconds ?? 0.5f);
			return ETaskResult.StillRunning;
		}
	}
}