CyberSiege VR - Minion.cs

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

public class Minion : MonoBehaviour {

    public float Speed = 15f, Health = 10f, HitTimer = 0f, EnemyMeleeDamage = 2f, EnemyBulletDamage = 1f, EyeTimer, EyeCooldown = 3f, IdleCooldown = 3f, IdleResetTimer;
    public GameObject Controller, Eyes, Body, MinTakeDamage, MinDeath, MinSigh, MinAttack, Left, Target, SpawnVFX, AttackVFX, HitVFX, VFXSpawn, DamageVFXSpawn, GUI, SpawnSFX, DeathModel;
    public bool Touching;
    //Used to calculate the closest enemy
    GameObject FindClosestEnemy()
    {
        List<GameObject> ARValidTargets = GameManager.Instance.ARValidTargets;
        GameObject Closest = null;
        float Distance = Mathf.Infinity;
        Vector3 Position = transform.position;
        foreach (GameObject Targ in ARValidTargets)
        {
            if (Targ == null) continue;
            Vector3 diff = Targ.transform.position - Position;
            float curDistance = diff.sqrMagnitude;
            if (curDistance < Distance)
            {
                Closest = Targ;
                Distance = curDistance;
            }
        }
        return Closest;
    }

    void Start () {
        Eyes = transform.Find ("Head").gameObject.transform.Find ("Eyes").gameObject;
        Body = transform.Find ("Body").gameObject;
        Instantiate (SpawnVFX, VFXSpawn.transform.position, VFXSpawn.transform.rotation);
        Instantiate (SpawnSFX, transform.position, transform.rotation);
        DeathModel = transform.Find ("GoodGuyABreak").gameObject;
        DeathModel.SetActive (false);
        GUI = GameObject.FindGameObjectWithTag ("GUI");
    }

    void Update () {
        //Looks for the left controller until it is found
        if (Controller == null) {
            Controller = GameObject.FindGameObjectWithTag ("Directing");
        }
        //If the controller is found and the minion isn't touching, and if the player has directed the minions, move and look at the spot
        if (Controller != null && Touching == false) {
            if (Controller.GetComponent<DirectMinions> ().directed == true && Controller.GetComponent<DirectMinions> ().controlled == false) {
                Vector3 dir = Controller.GetComponent<DirectMinions> ().directedto - transform.position;
                Vector3 movement = dir.normalized * Speed;
                GetComponent<CharacterController> ().SimpleMove (movement);
                Vector3 dirpos = new Vector3 (Controller.GetComponent<DirectMinions> ().directedto.x, transform.position.y, Controller.GetComponent<DirectMinions> ().directedto.z);
                transform.LookAt (dirpos);
                transform.rotation = Quaternion.Euler (new Vector3 (0, transform.rotation.eulerAngles.y, 0));
            }
        }
        //Used to make the minions always obey gravity
        if (Controller.GetComponent<DirectMinions> ().directed == false && Controller.GetComponent<DirectMinions> ().controlled == false) {
            var slowmove = Vector3.forward * Time.deltaTime;
            GetComponent<CharacterController> ().Move (slowmove);
        }
        //Eye animation
        EyeTimer += 1 * Time.deltaTime;
        if (EyeTimer >= EyeCooldown) {
            Eyes.GetComponent<Animation> ().Stop ();
            Eyes.GetComponent<Animation> ().Play ();
            EyeTimer = 0f;
        }
        //If the minion doesn't have a target, look for a target
        if (Target == null) {
            FindClosestEnemy();
            Target = FindClosestEnemy ();
        }
        //When the mininon dies
        if (Health <= 0) {
            Instantiate (MinDeath, gameObject.transform.position, Quaternion.identity);
            DeathModel.SetActive (true);
            DeathModel.transform.parent = null;
            Destroy (gameObject);
        }
        //If the minion hasn't been controlled in a while, start moving to their closest target
        if (Controller.GetComponent<DirectMinions>().idletimer > IdleCooldown)
        {
            if (Target != null)
            {
                if (GUI.GetComponent<GUIManager> ().started == true) {
                    if (Vector3.Distance (MinionRecaller.Instance.transform.position, Target.transform.position) >= (MinionRecaller.Instance.MaxDistance - 1f)) {
                        FindClosestEnemy ();
                        Target = FindClosestEnemy ();
                    }
                    if (Controller != null) {
                        if (Controller.GetComponent<DirectMinions> ().directed == false && Controller.GetComponent<DirectMinions> ().controlled == false && Touching == false) {
                            transform.LookAt (Target.transform);
                            transform.rotation = Quaternion.Euler (new Vector3 (0, transform.rotation.eulerAngles.y, 0));
                            Vector3 dir = Target.transform.position - transform.position;
                            Vector3 movement = dir.normalized * Speed;
                            GetComponent<CharacterController> ().SimpleMove (movement);
                        }
                    }
                }
            }
        }
    }
}