using Rage;
using RAGENativeUI.Elements;

namespace SceneManager
{
    internal static class MousePositionInWorld
    {
        internal static Vector3 GetPosition { get { return GetMousePositionInWorld(); } }
        internal static Vector3 GetPositionForBarrier { get { return GetMousePositionInWorld(Settings.BarrierPlacementDistance); } }

        private static Vector3 GetMousePositionInWorld(float maxDistance = 100f)
        {
            HitResult TracePlayerView(float maxTraceDistance = 100f, TraceFlags flags = TraceFlags.IntersectWorld) => TracePlayerView2(out Vector3 v1, out Vector3 v2, maxTraceDistance, flags);

            HitResult TracePlayerView2(out Vector3 start, out Vector3 end, float maxTraceDistance, TraceFlags flags)
            {
                Vector3 direction = GetPlayerLookingDirection(out start);
                end = start + (maxTraceDistance * direction);
                return World.TraceLine(start, end, flags);
            }

            Vector3 GetPlayerLookingDirection(out Vector3 camPosition)
            {
                if (Camera.RenderingCamera)
                {
                    camPosition = Camera.RenderingCamera.Position;
                    return Camera.RenderingCamera.Direction;
                }
                else
                {
                    float pitch = Rage.Native.NativeFunction.Natives.GET_GAMEPLAY_CAM_RELATIVE_PITCH<float>();
                    float heading = Rage.Native.NativeFunction.Natives.GET_GAMEPLAY_CAM_RELATIVE_HEADING<float>();

                    camPosition = Rage.Native.NativeFunction.Natives.GET_GAMEPLAY_CAM_COORD<Vector3>();
                    return (Game.LocalPlayer.Character.Rotation + new Rotator(pitch, 0, heading)).ToVector().ToNormalized();
                }
            }

            return TracePlayerView(maxDistance, TraceFlags.IntersectWorld).HitPosition;
        }
    }
}