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

public abstract class Animal : MonoBehaviour, IAnimal {
	[SerializeField]private Animator _anim;
	[SerializeField] private float _energy;
	[SerializeField] private int _walkSpeed;
	public float startWaitTime;
	public float minX, maxX, minZ, maxZ;
	[SerializeField] private float turnSpeed;
	private float _idleTime;
	//public Transform[] moveSpots;
	//private int _randomSpot;
	public Animator Anim{
		get{return _anim;}
		set{_anim = value;}
	}

	public int WalkSpeed {
		get{return _walkSpeed;}
		set {_walkSpeed = value;}
	}

	// Use this for initialization
	void Start (){
		_anim = GetComponent<Animator>();
		//_randomSpot = Random.Range(0, moveSpots.Length);
		_idleTime = startWaitTime;
	}
	
	// Update is called once per frame
	void Update () {
	}

	public void Wander(Transform randomPoint){
		Quaternion rotation = Quaternion.LookRotation(randomPoint.position);
		transform.rotation = Quaternion.Slerp(transform.rotation, rotation, turnSpeed * Time.deltaTime);
		transform.position = Vector3.MoveTowards(transform.position, randomPoint.position, WalkSpeed * Time.deltaTime);
		
		if (Vector3.Distance(transform.position, randomPoint.position) < 0.2f){
			Stop();
			if (_idleTime <= 0){
				randomPoint.position = new Vector3(Random.Range(minX, maxX), 0.1f, Random.Range(minZ, maxZ));
				_idleTime = startWaitTime;
			}
			else
				_idleTime -= Time.deltaTime;
		}
		else{
			Walk();
		}
	}

	//public void WanderBetweenSetPoints(){
	//	Walk();
	//	transform.LookAt(moveSpots[_randomSpot]);
	//	transform.position = Vector3.MoveTowards(transform.position, moveSpots[_randomSpot].position, WalkSpeed * Time.deltaTime);
	//	if (Vector3.Distance(transform.position, moveSpots[_randomSpot].position) <= 0.2f){
	//		_energy = 0;
	//		if (_waitTime <= 0){
	//			_randomSpot = Random.Range(0, moveSpots.Length);
	//			_waitTime = startWaitTime;
	//			_energy += Time.deltaTime;
	//		}
	//		else{
	//			_waitTime -= Time.deltaTime;
	//			_energy -= Time.deltaTime;
	//		}
	//	}
	//}

	public void Walk(){
		_anim.SetBool("IsWalking", true);
	}

	public void Stop(){
		_anim.SetBool("IsWalking", false);
		_anim.SetBool("IsRunning", false);
	}

	public void Run(){
		_anim.SetBool("IsRunning", true);
	}
}