robust-toolbox-template-singleplayer/Template.Game/EntryPoint.cs

using System.Globalization;
using Robust.Client;
using Robust.Shared.ContentPack;
using Robust.Shared.GameObjects;
using Robust.Shared.IoC;
using Robust.Shared.Localization;
using Robust.Shared.Timing;

// DEVNOTE: You can change the namespace and project name to whatever you want!
// Just make sure to consistently use a prefix across your different projects.
namespace Template.Game;

public sealed class EntryPoint : GameClient
{
    // See line 35. Controls the default game culture and language.
    // Robust calls this culture, but you might find it more fitting to call it the game
    // language. Robust doesn't support changing this mid-game. Load your config file early
    // if you want that.
    private const string Culture = "en-US";

    public override void PreInit()
    {
        base.PreInit();
            
        // Default to en-US.
        // DEVNOTE: If you want your game to be multi-regional at runtime, you'll need to 
        // do something more complicated here.
        IoCManager.Resolve<ILocalizationManager>().LoadCulture(new CultureInfo(Culture));
    }

    public override void Init()
    {
        var factory = IoCManager.Resolve<IComponentFactory>();

        // DEVNOTE: Registers all of your components.
        factory.DoAutoRegistrations();

        TemplateIoC.Register();

        IoCManager.BuildGraph();
            
        factory.GenerateNetIds();

        // DEVNOTE: This is generally where you'll be setting up the IoCManager further, like the tile manager.
    }

    public override void PostInit()
    {
        base.PostInit();

        // DEVNOTE: Further setup..
            
        // DEVNOTE: This starts the singleplayer mode,
        // which means you can start creating entities, spawning things...
        // If you want to have a main menu to start the game from instead, use the StateManager.
        IoCManager.Resolve<IBaseClient>().StartSinglePlayer();
    }

    protected override void Dispose(bool disposing)
    {
        base.Dispose(disposing);
            
        // DEVNOTE: You'll want to do a proper shutdown here.
    }

    public override void Update(ModUpdateLevel level, FrameEventArgs frameEventArgs)
    {
        base.Update(level, frameEventArgs);
            
        // DEVNOTE: Game update loop goes here. Usually you'll want some independent GameTicker.
    }
}