using Dalamud.Hooking;
using Dalamud.Utility.Signatures;

namespace Screenie;

internal unsafe class GameFunctions : IDisposable {
    private Plugin Plugin { get; }

    private delegate byte TakeScreenshotDelegate(nint a1, nint a2, nint a3);

    [Signature("E8 ?? ?? ?? ?? 84 C0 75 22 F3 0F 10 05", DetourName = nameof(TakeScreenshotDetour))]
    private Hook<TakeScreenshotDelegate> _takeScreenshotHook;

    internal GameFunctions(Plugin plugin) {
        this.Plugin = plugin;
        this.Plugin.GameInteropProvider.InitializeFromAttributes(this);

        this._takeScreenshotHook!.Enable();
    }

    public void Dispose() {
        this._takeScreenshotHook.Dispose();
    }

    private byte TakeScreenshotDetour(nint a1, nint a2, nint a3) {
        if (this.Plugin.Config.DisableNativeScreenshots) {
            return 0;
        }

        return this._takeScreenshotHook.Original(a1, a2, a3);
    }
}