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

[RequireComponent(typeof(NavMeshAgent))]

public class TankyEnemy : BaseEnemies
{
    //public GameObject x;
    //public GameObject y;

    private float lastCreation;
    private float allowedCreation = 5.0f;
    public float tankyLifes = 20.0f;
    private float tankyVelocity = 25.0f;
    private int creations = 0;
    public GameObject creation;
    public GameObject spawnPoint;
    private float lastHeal;
    private float allowedHeal = 2.5f;
    private float healValue = 0.1f;
    NavMeshAgent agent;
    private float lastImpactRecived;
    private float startHealing = 2.0f;
    private bool tanky = true;

    private GameObject movDetector;

    // Use this for initialization
    void Start ()
    {
        agent = GetComponent<NavMeshAgent>();
        movDetector = gameObject.transform.Find("Detector").gameObject;
    }

    // Update is called once per frame
    void FixedUpdate()
    {
        Destroyed();
        if (enemyFixed == false)
        {
            Chasing();
            Generating();
            Healing();
        }
        if (enemyFixed == true)
        {
            ChasingFIXED();
            Generating();
            Healing();
        }
    }
    void Chasing()
    {
        if (movDetector.GetComponent<TankyDetector>().onTankyRange == true)
        {
            agent.SetDestination(GameObject.FindGameObjectWithTag("Player").transform.position);
        }
        if (movDetector.GetComponent<TankyDetector>().onTankyRangeENEMY == true)
        {
            agent.destination = movDetector.GetComponent<TankyDetector>().targetedEnemy.transform.position;
        }
    }
    void ChasingFIXED()
    {
        if (movDetector.GetComponent<TankyDetector>().onTankyRangeFIXED == true)
        {
            agent.destination = movDetector.GetComponent<TankyDetector>().targetedEnemy.transform.position;
        }
    }
    void Generating()
    {
        if (movDetector.GetComponent<TankyDetector>().onTankyRange == true && Time.time - lastCreation > allowedCreation)
        {
            if (creations < 2)
            {
                GameObject creationInstance;
                creationInstance = Instantiate(creation, spawnPoint.transform.position, spawnPoint.transform.rotation) as GameObject;
                Rigidbody rigidbodyCreation = creationInstance.GetComponent<Rigidbody>();
                if (enemyFixed == true)
                {
                    creationInstance.GetComponent<CreationScript>().parentFixed = true;
                        }
                //rigidbodyCreation.AddRelativeForce(Vector3.forward * creationImpulse, ForceMode.Impulse);
                creations++;
            }
            if (creations == 2)
            {
                lastCreation = Time.time;
                creations = 0;
            }
        }
    }
    void Healing()
    {
        if (Time.time > lastImpactRecived + startHealing)
        {
            if (Time.time > lastHeal + allowedHeal)
            {
                tankyLifes += healValue;
                lastHeal = Time.time;
            }
        }
    }
     void OnTriggerEnter(Collider shot)
    {
        if (shot.gameObject.CompareTag("Bullet"))
        {
            tankyLifes--;
            Destroy(shot.gameObject); ;
            lastImpactRecived = Time.time;
        }

        if (shot.gameObject.CompareTag("TurretBullet"))
        {
            tankyLifes -= turretDamage;
            Destroy(shot.gameObject);
            lastImpactRecived = Time.time;
        }

        if (shot.gameObject.CompareTag("Fixing") && knockedOut == true)
        {
            enemyFixed = true;
            tankyLifes = 1.0f;
        }
    }
    void Destroyed()
    {
        if (tankyLifes <= 0 && knockedOut == false)
        {
            //    knockedOut = true;
            //    knockedOutTime = Time.time;
            //}
            //if (knockedOut == true)
            //{
            //    if (Time.time > knockedOutTime + knockedOutWait && enemyFixed == false)
            //    {
            //        Destroy(gameObject);
            //    }
            //    Destroy(gameObject);
            Destroy(gameObject);
        }
    }

}