using System.Collections.Generic;
using Enemies.States;
using UnityEngine;

namespace Enemies
{
    public class PathState : IState
    {
        private readonly Enemy context;

        public PathState(Enemy context)
        {
            this.context = context;
        }

        public void Enter()
        {
            Debug.Log("Entering Path State");
            context.currentState = Enemy.States.Path;
        }

        public void Execute()
        {
            LinkedList<Vector2> path = context.GameManager.GetComponent<PathFinding>()
                .FindPath(context.transform.position, context.target.transform.position);
            Vector2 target = path.First.Value;
            Vector2 direction = target - (Vector2) context.transform.position;
            context.transform.rotation = Quaternion.Euler(0, 0, Mathf.Atan2(direction.y, direction.x) * Mathf.Rad2Deg);
            context.transform.position += (Vector3)(direction * context.speed * Time.deltaTime);
            //Set looking direction
            
        }

        public void Exit()
        {
        }
    }
}