new-horizons/NewHorizons/Builder/Body/CometTailBuilder.cs

using NewHorizons.Components.SizeControllers;
using NewHorizons.External.Configs;
using NewHorizons.External.Modules;
using NewHorizons.Utility;
using NewHorizons.Utility.OuterWilds;
using NewHorizons.Utility.OWML;
using UnityEngine;

namespace NewHorizons.Builder.Body
{
    public static class CometTailBuilder
    {
        private static GameObject _dustPrefab;
        private static GameObject _gasPrefab;

        internal static void InitPrefab()
        {
            if (_dustPrefab == null)
            {
                _dustPrefab = new GameObject("Prefab_CO_Dust").DontDestroyOnLoad();

                var dust1 = SearchUtilities.Find("Comet_Body/Sector_CO/Effects_CO/Effects_CO_TailMeshes/Effects_CO_DustTail").Instantiate();
                dust1.transform.parent = _dustPrefab.transform;
                dust1.transform.localPosition = Vector3.zero;
                dust1.transform.localRotation = Quaternion.Euler(0, 270, 0);

                var dust2 = SearchUtilities.Find("Comet_Body/Sector_CO/Effects_CO/Effects_CO_TailMeshes/Effects_CO_DustTail (1)").Instantiate();
                dust2.transform.parent = _dustPrefab.transform;
                dust2.transform.localPosition = Vector3.zero;
                dust2.transform.localRotation = Quaternion.Euler(0, 270, 0);

                var dust3 = SearchUtilities.Find("Comet_Body/Sector_CO/Effects_CO/Effects_CO_TailMeshes/Effects_CO_DustTail (2)").Instantiate();
                dust3.transform.parent = _dustPrefab.transform;
                dust3.transform.localPosition = Vector3.zero;
                dust3.transform.localRotation = Quaternion.Euler(0, 270, 0);

                _dustPrefab.SetActive(false);
            }
            if (_gasPrefab == null)
            {
                _gasPrefab = new GameObject("Prefab_CO_Gas").DontDestroyOnLoad();

                var gas1 = SearchUtilities.Find("Comet_Body/Sector_CO/Effects_CO/Effects_CO_TailMeshes/Effects_CO_GasTail").Instantiate();
                gas1.transform.parent = _gasPrefab.transform;
                gas1.transform.localPosition = Vector3.zero;
                gas1.transform.localRotation = Quaternion.Euler(0, 270, 0);

                var gas2 = SearchUtilities.Find("Comet_Body/Sector_CO/Effects_CO/Effects_CO_TailMeshes/Effects_CO_GasTail (1)").Instantiate();
                gas2.transform.parent = _gasPrefab.transform;
                gas2.transform.localPosition = Vector3.zero;
                gas2.transform.localRotation = Quaternion.Euler(0, 270, 0);

                var gas3 = SearchUtilities.Find("Comet_Body/Sector_CO/Effects_CO/Effects_CO_TailMeshes/Effects_CO_GasTail (2)").Instantiate();
                gas3.transform.parent = _gasPrefab.transform;
                gas3.transform.localPosition = Vector3.zero;
                gas3.transform.localRotation = Quaternion.Euler(0, 270, 0);

                _gasPrefab.SetActive(false);
            }
        }

        public static void Make(GameObject planetGO, Sector sector, CometTailModule cometTailModule, PlanetConfig config)
        {
            var rootObj = new GameObject("CometRoot");
            rootObj.SetActive(false);
            rootObj.transform.parent = sector?.transform ?? planetGO.transform;
            rootObj.transform.localPosition = Vector3.zero;

            var controller = rootObj.AddComponent<CometTailController>();

            controller.size = (cometTailModule.innerRadius ?? config.Base.surfaceSize) / 110;

            if (cometTailModule.rotationOverride != null) controller.SetRotationOverride(cometTailModule.rotationOverride);

            if (string.IsNullOrEmpty(cometTailModule.primaryBody)) cometTailModule.primaryBody = config.Orbit.primaryBody;

            Delay.FireOnNextUpdate(() =>
            {
                controller.SetPrimaryBody(AstroObjectLocator.GetAstroObject(cometTailModule.primaryBody).transform);
            });

            controller.SetScaleCurve(cometTailModule.curve);

            var dustTail = GameObject.Instantiate(_dustPrefab, rootObj.transform).Rename("DustTail");
            dustTail.transform.localPosition = Vector3.zero;
            dustTail.transform.localRotation = Quaternion.Euler(90, 90, 0);
            dustTail.SetActive(true);
            controller.dustTail = dustTail;

            var gasTail = GameObject.Instantiate(_gasPrefab, rootObj.transform).Rename("GasTail");
            gasTail.transform.localPosition = Vector3.zero;
            gasTail.transform.localRotation = Quaternion.Euler(90, 90, 0);
            gasTail.SetActive(true);
            controller.gasTail = gasTail;

            rootObj.SetActive(true);
        }
    }
}