using System;
using UnityEngine;

namespace DefaultNamespace
{
    [RequireComponent(typeof(ParticleSystem))]
    public class OneShot : MonoBehaviour
    {
        private ParticleSystem _particleSystem;
        private ParticleSystem.MainModule _main;
        private ParticleSystem.ColorOverLifetimeModule _colorOverLifetime;

        private void Awake()
        {
            _particleSystem = GetComponent<ParticleSystem>();
            _main = _particleSystem.main;
            _main.loop = false;
            _main.playOnAwake = false;
            
            _colorOverLifetime = _particleSystem.colorOverLifetime;
            // _colorOverLifetime.
        }

        private void Update()
        {
            if (Input.GetButtonDown("Fire1"))
            {
                _particleSystem.Play(); // play particle system with settings
                // _particleSystem.Emit(100); // emit 100 particles at once
            }
            
            ParticleSystem.Particle[] particles = new ParticleSystem.Particle[_particleSystem.main.maxParticles];
            int usedParticles = _particleSystem.GetParticles(particles);
            for (int i = 0; i < usedParticles; i++)
            {
                particles[i].position += Vector3.up * 0.01f;
            }
            _particleSystem.SetParticles(particles);
        }
    }
}