using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.AI;

public class CharacterController : MonoBehaviour
{
    private float moveToUpdateRate = 0.1f;
    private float lastMoveToUpdate;
    private Transform moveTarget;
    private NavMeshAgent agent;
    private Animator animator;

    void Awake ()
    {
        agent = GetComponent<NavMeshAgent>();
        animator = GetComponentInChildren<Animator>();
    }

    void Update ()
    {
        if (moveTarget != null && Time.time - lastMoveToUpdate > moveToUpdateRate)
        {
            animator.ResetTrigger("attack");
            lastMoveToUpdate = Time.time;
            MoveToPosition(moveTarget.position);
        }
        if (animator != null)
        {
            float speed = agent.velocity.magnitude;
            float normalisedSpeed = speed / agent.speed;
            animator.SetFloat("moveSpeed", normalisedSpeed);
        }
    }

    public void LookTowards (Vector3 direction)
    {
        transform.rotation = Quaternion.LookRotation(direction);
    }

    public void MoveToTarget (Transform target)
    {
        moveTarget = target;
    }

    public void MoveToPosition (Vector3 position)
    {
        agent.SetDestination(position);
        agent.isStopped = false;
    }

    public void StopMovement ()
    {
        agent.isStopped = true;
        moveTarget = null;
    }
}