fireworkBuilder.withColor(Conversion.convertColors(primary));
if (fade != null) fireworkBuilder.withFade(Conversion.convertColors(fade));
if (flicker) fireworkBuilder.withFlicker();
if (trail) fireworkBuilder.withTrail();
fireworkMeta.addEffects(fireworkBuilder.build());
firework.setFireworkMeta(fireworkMeta);
}
}