Patrik AI

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

public class PatrikAI : MonoBehaviour
{
    public GameObject player;
    public Transform eyes;
    public float speed = 3f;
    public NavMeshAgent agent;
    public GameObject[] wanderLocations;
    public bool isHunting;
    public bool pickOne = true;
    void Update()
    {
        agent.speed = speed;
        RaycastHit hit;

        Vector3 fromPosition = eyes.transform.position;
        Vector3 toPosition = player.transform.position;
        Vector3 direction = toPosition - fromPosition;
        if (Physics.Raycast(eyes.transform.position, direction, out hit, Mathf.Infinity))
        {
            if(hit.transform.tag == "Player")
            {
                Hunt();
            }
            else if(player.GetComponent<PlayerActions>().isHidden == true)
            {
                if(isHunting == true)
                {
                    Hunt();
                }
                else
                {
                    Hear();
                }

            }
            else
            {
                Hear();
            }

        }
    }
    void Follow(){
        isHunting = false;
        speed = 4f;
        agent.destination = player.transform.position;
    }
    void Hunt(){
        isHunting = true;
        speed = 8f;
        agent.destination = player.transform.position;
    }
    void WanderOff(){
        speed = 4f;

        if(pickOne == true)
        {
            agent.destination = wanderLocations[Random.Range(0, wanderLocations.Length - 1)].transform.position;
            pickOne = false;
        }
        if(agent.remainingDistance < 3f && pickOne == false){
            agent.destination = wanderLocations[Random.Range(0, wanderLocations.Length - 1)].transform.position;
            pickOne = true;

        }

    }
    void Hear(){
        isHunting = false;
        GameObject[] noice = GameObject.FindGameObjectsWithTag("Noice");
        if(noice.Length == 2){
            Destroy(noice[0]);
        }

        if(noice.Length > 0){
            speed = 8f;
            agent.destination = noice[noice.Length - 1].transform.position;
        }
        else
        {
            WanderOff();
        }


    }
}