using System.Collections.Generic;
using System.ComponentModel;
using Godot;
using Godot.Bridge;
using Godot.Collections;
using Godot.NativeInterop;

[ScriptPath("res://Scripts/Entities/NPC.cs")]
public partial class NPC : Entity, Interacteable
{
	[Export(PropertyHint.None, "")]
	public Array<SaveFile.Flags> spawn;

	[Export(PropertyHint.None, "")]
	public Array<SaveFile.Flags> despawn;

	[Export(PropertyHint.None, "")]
	public int[] neededVar;

	[Export(PropertyHint.None, "")]
	public IDs neededCapture = IDs.None;

	[Export(PropertyHint.None, "")]
	public Area2D radius;

	[Export(PropertyHint.None, "")]
	public IBehaviour[] behaviours;

	public IBehaviour current;

	private bool playerIn;

	public override void _EnterTree()
	{
		if ((spawn != null && spawn.Count != 0 && !SaveFile.HasFlags(spawn)) || (despawn != null && despawn.Count != 0 && SaveFile.HasFlags(despawn)) || (neededCapture != IDs.None && !SaveFile.current.apprehended.Contains(neededCapture)))
		{
			QueueFree();
			return;
		}
		base._EnterTree();
		IBehaviour[] array = behaviours;
		if (array != null && array.Length != 0)
		{
			for (int i = 0; i < behaviours.Length; i++)
			{
				behaviours[i].parent = this;
			}
		}
		Room.current.entities.Add(this);
		if (radius != null)
		{
			radius.Monitorable = false;
			radius.BodyEntered += OnTriggerEnter;
			radius.BodyExited += OnTriggerExit;
		}
	}

	public override void _Process(double delta)
	{
		base._Process(delta);
		if (!TextSystem.instance.Visible && (Main.inEvent == null || Main.inEvent.done) && !IsQueuedForDeletion())
		{
			if (current == null)
			{
				GetNext(IBehaviour.Triggers.Always);
			}
			else
			{
				current.Do();
			}
		}
	}

	public void Interact()
	{
		GetNext(IBehaviour.Triggers.Interact);
	}

	private void GetNext(IBehaviour.Triggers trigger)
	{
		if (behaviours == null || behaviours.Length == 0)
		{
			if (trigger == IBehaviour.Triggers.Interact)
			{
				Player.instance.canInput = true;
			}
			return;
		}
		for (int num = behaviours.Length - 1; num >= 0; num--)
		{
			if (behaviours[num].trigger == trigger && SaveFile.CanDo(behaviours[num].needs, behaviours[num].limit))
			{
				current = behaviours[num];
				behaviours[num].Do();
				break;
			}
		}
	}

	private void OnTriggerEnter(Node other)
	{
		if (other is Player)
		{
			GetNext(IBehaviour.Triggers.Range);
		}
	}

	private void OnTriggerExit(Node other)
	{
	}

	}