state("AGLS-Win64-Shipping")
{
}

startup
{
    Assembly.Load(File.ReadAllBytes("Components/asl-help")).CreateInstance("Basic");
    vars.Helper.GameName = "Spector 01";
    vars.Helper.AlertLoadless();
}

init
{
    IntPtr fNames = IntPtr.Zero;

    // --- FNamePool ---
    try { fNames = vars.Helper.ScanRel(5, "74 09 48 8D 15 ???????? EB 16"); } catch { }
    if (fNames == IntPtr.Zero)
        try { fNames = vars.Helper.ScanRel(3, "48 8D 05 ???????? EB ?? 48 8D 0D ???????? E8 ???????? C6 05"); } catch { }
    if (fNames == IntPtr.Zero)
        throw new Exception("FNamePool sig scan failed.");

    // --- GEngine ---
    IntPtr gEngine = IntPtr.Zero;
    try { gEngine = vars.Helper.ScanRel(3, "48 8B 05 ???????? 48 85 C0 74 ?? F6 80"); } catch { }
    if (gEngine == IntPtr.Zero)
        try { gEngine = vars.Helper.ScanRel(3, "48 8B 05 ???????? 48 85 C0 0F 84 ???????? 48 8B 88"); } catch { }
    if (gEngine == IntPtr.Zero)
        try { gEngine = vars.Helper.ScanRel(3, "48 8B 05 ???????? 48 85 C0 74 ?? 80 B8"); } catch { }
    if (gEngine == IntPtr.Zero)
        throw new Exception("GEngine sig scan failed.");

    // GEngine -> +0xC10 (GameViewport) -> +0x78 (World) -> +0x18 (FName)
    vars.Helper["MapName"] = vars.Helper.Make<ulong>(gEngine, 0xC10, 0x78, 0x18);

    // GEngine -> +0xC10 (GameViewport) -> +0x78 (World ptr, NULL during loads)
    vars.Helper["WorldPtr"] = vars.Helper.Make<long>(gEngine, 0xC10, 0x78);

    // FName to string resolution via UE5 FNamePool
    vars.FNameToString = (Func<ulong, string>)(fName =>
    {
        var nameIdx  = (fName & 0x000000000000FFFF);
        var chunkIdx = (fName & 0x00000000FFFF0000) >> 0x10;
        var number   = (fName & 0xFFFFFFFF00000000) >> 0x20;

        IntPtr chunk = vars.Helper.Read<IntPtr>(fNames + 0x10 + (int)chunkIdx * 0x8);
        IntPtr entry = chunk + (int)nameIdx * sizeof(short);

        int length = vars.Helper.Read<short>(entry) >> 6;
        string name = vars.Helper.ReadString(length, ReadStringType.UTF8, entry + sizeof(short));

        return number == 0 ? name : name + "_" + number;
    });

    current.World = "";
    current.WorldPtr = (long)0;
}

update
{
    vars.Helper.Update();
    vars.Helper.MapPointers();

    try
    {
        var world = vars.FNameToString(current.MapName);
        if (!string.IsNullOrEmpty(world) && world != "None")
            current.World = world;
    }
    catch { }

    if (old.World != current.World)
        print("World: " + old.World + " -> " + current.World);
}

isLoading
{
    return (long)current.WorldPtr == 0;
}

// MainMenu -> Level2 -> BlueTunnels -> Level1 -> OpenWorldLevel

start
{
    return old.World == "MainMenu" && current.World == "Level2";
}

split
{
    return current.World != old.World && old.World != "MainMenu";
}

reset
{
    return current.World == "MainMenu" && old.World != "MainMenu" && old.World != "OpenWorldLevel";
}