Vietnam slide

enum CSlideSettings
{
    CrouchDelay        = 1.0,
    Radius             = 0.8,
    Interval           = 16,
    MaximumDuration    = 2400
}

SqPlayer.newmember("LastAction", [SqPlayerAction.None, SqPlayerAction.None]);
SqPlayer.newmember("LastCrouchTime", 0.0);
SqPlayer.newmember("CrouchDelay", 1e+6);
SqPlayer.newmember("Sliding", false);
SqPlayer.newmember("SlideTerminateTask", null);
SqPlayer.newmember("SlideCreated", 0);

SqCore.On().PlayerAction.Connect(function (player, oldaction, newaction)
{
    if (player.Sliding == false)
    {
        if
        (
            oldaction == SqPlayerAction.Shooting &&
            newaction == SqPlayerAction.Normal &&
            player.Crouched == true &&
            player.CrouchDelay < CSlideSettings.CrouchDelay &&
            player.LastAction[0] == SqPlayerAction.Normal &&
            player.LastAction[1] == SqPlayerAction.Shooting
        )
        {
            player.SetAnimation(206, 15);

            player.SlideTerminateTask = player.MakeTask(function ()
            {
                player.SlideTerminateTask.Terminate();

                player.SlideTerminateTask    = null;
                player.Sliding               = false;
            }, CSlideSettings.MaximumDuration, 1);

            player.Sliding = true;
        }
    }

    player.LastAction        = [oldaction, newaction];
});

SqCore.On().PlayerCrouching.Connect(function (player, iscrouching)
{
    player.CrouchDelay       = clock() - player.LastCrouchTime;
    player.LastCrouchTime    = clock();
});

SqCore.On().PlayerGameKeys.Connect(function (player, lastkeys, newkeys)
{
    if (player.Sliding == true)
    {
        if (!(newkeys & 32768))
        {
            player.SlideTerminateTask.Terminate();

            player.SlideTerminateTask    = null;
            player.Sliding               = false;
        }
    }
});

SqCore.On().ScriptLoaded.Connect(function ()
{
    SqRoutine(this, function ()
    {
        SqForeach.Player.Active(this, function (player)
        {
            if (player.Sliding == true)
            {
                player.SetAnimation(206, 15);

                local trueangle = player.Angle + (PI * 0.5);
                player.Position = Vector3(CSlideSettings.Radius * cos(trueangle) + player.Position.X, CSlideSettings.Radius * sin(trueangle) + player.Position.Y, player.Position.Z);
            }
        });
    }, CSlideSettings.Interval, 0);
});