using UnityEngine;
using UnityEngine.AI;

namespace Ai
{
	public class PanicEnemy : TargetingEnemy
	{

		[SerializeField] private float _idleTime;
		[SerializeField] private float _moveTime;
		[SerializeField] private float _walkRadius;

		private bool _idle = true;
		private float _currentTime;

		protected override void Init()
		{
			base.Init();
			_currentTime = 0.0f;
		}

		public override void Proceed(Vector3 playerPosition)
		{
			if (Vector3.Distance(playerPosition, transform.position) > _visibilityDistance)
				return;

			if (_idle)
			{
				_currentTime += Time.deltaTime;
				if (_currentTime >= _idleTime)
				{
					_agent.SetDestination(GetRandomPosition());
					_agent.isStopped = false;
					_idle = false;
				}
			}

			if (!_idle)
			{
				_currentTime += Time.deltaTime;
				if (_currentTime >= _idleTime + _moveTime)
				{
					_currentTime = _currentTime - _moveTime - _idleTime;
					_agent.isStopped = true;
					_idle = true;
				}
			}
		}

		private Vector3 GetRandomPosition()
		{
			var randomDirection = Random.insideUnitSphere * _walkRadius;
			randomDirection.y = 0;
			randomDirection += transform.position;
			NavMeshHit hit;
			NavMesh.SamplePosition(randomDirection, out hit, _walkRadius, 1);
			return hit.position;
		}
	}
}