Command Ship Script 2

public string receiveTag = "spycoordinate", sendTag = "controlcoordinate";

public IMyBroadcastListener coordinateListener;

public List<Vector3D> receivedCoordinates = new List<Vector3D>(), sentCoordinates = new List<Vector3D>();

public int currentCoordinate = 0;

public Program()
{
    Runtime.UpdateFrequency = UpdateFrequency.Update10;
    coordinateListener = IGC.RegisterBroadcastListener(receiveTag);
    Echo("Listening on tag: " + receiveTag);
    Save();
}

public void Save()
{

}

public void Main(string argument, UpdateType updateSource)
{
    if (argument != "" && receivedCoordinates.Count > 0) Commands(argument.ToLower());
    if (coordinateListener.HasPendingMessage)
    {
        MyIGCMessage message = coordinateListener.AcceptMessage();
        Vector3D coordinate = (Vector3D)(message.Data);
        Echo("Coordinate received at: " + coordinate.ToString("N0"));
        if (!receivedCoordinates.Contains(coordinate)) receivedCoordinates.Add(coordinate);
    }
    while (currentCoordinate > 0 && currentCoordinate > receivedCoordinates.Count - 1) currentCoordinate--;
    StringBuilder builder = new StringBuilder();
    builder.Append("Received Coordinates");
    if (receivedCoordinates.Count > 0)
    {
        Echo("Commands: 'down', 'up', 'remove', 'send'");
        Echo("Current Coordinates");
        for (int i = 0; i < receivedCoordinates.Count; i++)
        {
            if (currentCoordinate == i) Echo("> " + receivedCoordinates[i].ToString("N0"));
            else Echo(receivedCoordinates[i].ToString("N0"));
            builder.AppendLine();
            builder.Append("Received: " + receivedCoordinates[i].ToString("N0"));
        }
    } else Echo("No coordinates");
    OutputBuilder(builder, "received");
    builder.Clear();
    builder.Append("Sent Coordinates");
    if (sentCoordinates.Count > 0)
    {
        for (int i = 0; i < sentCoordinates.Count; i++)
        {
            builder.AppendLine();
            builder.Append("Sent: " + sentCoordinates[i].ToString("N0"));
        }
    }
    OutputBuilder(builder, "sent");
}

public void OutputBuilder(StringBuilder builder, string panelKeyword)
{
    List<IMyTerminalBlock> blocks = new List<IMyTerminalBlock>();
    GridTerminalSystem.GetBlocksOfType<IMyTextPanel>(blocks, b => b.CustomName.ToLower().Contains(panelKeyword));
    for (int i = 0; i < blocks.Count; i++)
    {
        IMyTextSurface surface = (IMyTextSurface)blocks[i];
        surface.ContentType = VRage.Game.GUI.TextPanel.ContentType.TEXT_AND_IMAGE;
        surface.WriteText(builder);
    }
}

public void Commands(string argument)
{
    switch (argument)
    {
        case "down":
            if (currentCoordinate < receivedCoordinates.Count - 1) currentCoordinate++;
        break;
        case "up":
            if (currentCoordinate > 0) currentCoordinate--;
        break;
        case "remove":
            if (currentCoordinate <= receivedCoordinates.Count - 1) receivedCoordinates.RemoveAt(currentCoordinate);
        break;
        case "send":
            IGC.SendBroadcastMessage<Vector3D>(sendTag, receivedCoordinates[currentCoordinate], TransmissionDistance.AntennaRelay);
            if (!sentCoordinates.Contains(receivedCoordinates[currentCoordinate])) sentCoordinates.Add(receivedCoordinates[currentCoordinate]);
        break;
    }
}