thief-mission-viewer/project/code/TMV/Context.cs

using Godot;
using KeepersCompound.LGS;

namespace KeepersCompound.TMV;

public partial class Context : Node
{
    public static Context Instance { get; private set; }

    public ResourcePathManager PathManager { get; private set; }
    public ModelLoader ModelLoader { get; private set; }
    public ResourcePathManager.CampaignResources CampaignResources { get; private set; }

    public override void _Ready()
    {
        var extractPath = ProjectSettings.GlobalizePath($"user://extracted/tmp");
        PathManager = new ResourcePathManager(extractPath);
        ModelLoader = new ModelLoader();
        CampaignResources = PathManager.GetCampaign("");

        Instance = this;
    }

    public void SetCampaign(string campaignName)
    {
        CampaignResources = PathManager.GetCampaign(campaignName);
    }
}