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()
        {
            //Determine direction to target
            Vector2 direction = context.target.transform.position - context.transform.position;

            //Move in desired direction
            context.GetComponent<Rigidbody2D>().MovePosition((Vector2)context.transform.position + direction.normalized * context.speed * Time.deltaTime);
            float angle = Mathf.Atan2(direction.y, direction.x) * Mathf.Rad2Deg;
            context.transform.rotation = Quaternion.Euler(0, 0, angle); 
        }

        public void Exit()
        {
        }
    }
}