LooseFileLoader.cs

using System.IO;
using System.Linq;
using Base_Mod;

namespace Decal_Loader;

public class LooseFileLoader(string configPath) : BaseLoader(configPath) {
    protected override void Load() {
        var files = Directory.EnumerateFiles(configPath, "*", SearchOption.TopDirectoryOnly)
                             .Where(file => file.EndsWith(".png")
                                            || file.EndsWith(".jpg")
                                            || file.EndsWith(".jpeg")
                                            || file.EndsWith(".bmp"))
                             .ToList();

        if (files.Count == 0) return;

        var category = CreateDecalCategory("Modded");

        var log = new LogBuffer();
        foreach (var file in files) {
            CreateDecal(category, file, log);
        }
        log.Flush();
    }

    protected static void CreateDecal(DecalCategory category, string file, LogBuffer log) {
        var guid = Database.instance.GetGuidForUri(file);
        if (guid == null) {
            guid = GUID.Create();
            Database.instance.Add(file, (GUID) guid);
        }

        var texture = LoadTexture(file);
        RegisterDecal(category, (GUID) guid, texture);
        log.WriteLine($"Loaded decal: {file}.");
    }
}