etopsirhc's brake light script

//
// Set each of these 4 tags to the apropriate blocks in the menu
// Select the looping sound you wish to use  for the reverse warning (in the block)
//
// If things arent working right set DEBUG to true then recompile.
//
public string CockpitTag = "[Seat]";
public string BrakeLightTag = "[Brake]";
public string ReverseLightTag = "[Reverse]";
public string ReverseSoundBlockTag = "[Warning]";

public bool DEBUG = false;

public IMyCockpit cockpit = null;
public IMyRemoteControl altCockpit = null;
public List<IMyTerminalBlock> brakeLights = null;
public List<IMyTerminalBlock> reverseLights = null;
public IMySoundBlock warning = null;

public bool brake = false;
public bool brakeSet = false;
public bool reverse = false;
public bool reverseSet = false;

public Program()
{
    Runtime.UpdateFrequency = UpdateFrequency.Update1;
    List<IMyTerminalBlock> temp = new List<IMyTerminalBlock>();
    GridTerminalSystem.SearchBlocksOfName(CockpitTag, temp);
    foreach (var tb in temp)
    {
        if (tb.GetType().ToString() == "Sandbox.Game.Entities.MyCockpit")
        {
            cockpit = (IMyCockpit)tb;
            break;
        }
        if (tb.GetType().ToString() == "Sandbox.Game.Entities.MyRemoteControl")
        {
            altCockpit = (IMyRemoteControl)tb;
            break;
        }
    }
    temp.Clear();
    GridTerminalSystem.SearchBlocksOfName(ReverseSoundBlockTag, temp);
    foreach (var tb in temp)
    {
        try
        {
            warning = (IMySoundBlock)tb;
            break;
        }
        catch (InvalidCastException e)
        {
        }
    }
    temp.Clear();
    if (warning != null)
    {
        warning.LoopPeriod = 1800f;
    }
    brakeLights = new List<IMyTerminalBlock>();
    reverseLights = new List<IMyTerminalBlock>();
    GridTerminalSystem.SearchBlocksOfName(BrakeLightTag, brakeLights);
    GridTerminalSystem.SearchBlocksOfName(ReverseLightTag, reverseLights);

    debug("=DEBUG MODE=");
    debug((cockpit != null) ? "Controled through cockpit." : "Controled through control block.");
    debug(string.Format("Found {0} brake lights.", brakeLights.Count));
    debug(string.Format("Found {0} reverse lights.", reverseLights.Count));
    debug((warning != null) ? "Found the sound block." : "No sound block found.");
}

public void Main(string arg)
{
    if (cockpit != null)
    {
        if (cockpit.MoveIndicator.Y > .2f)
        {
            brake = true;
        }
        else
        {
            brake = false;
        }

        if (cockpit.MoveIndicator.Z > .2f)
        {
            reverse = true;
        }
        else
        {
            reverse = false;
        }
    }
    else if (altCockpit != null)
    {
        if (altCockpit.MoveIndicator.Y > .2f)
        {
            brake = true;
        }
        else
        {
            brake = false;
        }

        if (altCockpit.MoveIndicator.Z > .2f)
        {
            reverse = true;
        }
        else
        {
            reverse = false;
        }
    }
    if (brake && !brakeSet)
    {
        brakeSet = true;
        foreach (IMyTerminalBlock light in brakeLights)
        {
            if (light != null)
            {
                if (light.HasAction("OnOff_On"))
                {
                    light.ApplyAction("OnOff_On");
                }
            }
        }
    }

    if (!brake && brakeSet)
    {
        brakeSet = false;
        foreach (IMyTerminalBlock light in brakeLights)
        {
            if (light != null)
            {
                if (light.HasAction("OnOff_Off"))
                {
                    light.ApplyAction("OnOff_Off");
                }
            }
        }
    }

    if (reverse && !reverseSet)
    {
        reverseSet = true;
        if (warning != null)
        {
            warning.Play();
        }
        foreach (IMyTerminalBlock light in reverseLights)
        {
            if (light != null)
            {
                if (light.HasAction("OnOff_On"))
                {
                    light.ApplyAction("OnOff_On");
                }
            }
        }
    }

    if (!reverse && reverseSet)
    {
        reverseSet = false;
        if (warning != null)
        {
            warning.Stop();
        }
        foreach (IMyTerminalBlock light in reverseLights)
        {
            if (light != null)
            {
                if (light.HasAction("OnOff_Off"))
                {
                    light.ApplyAction("OnOff_Off");
                }
            }
        }
    }
}

void debug(string s)
{
    if (DEBUG)
    {
        Echo(s);
    }
}
// Written by etopsirhc