public class Example : EasyAPI { EasyBlocks shipBlocks; // This will store all the blocks in the "Ship" group so that we deal only with blocks that are on the ship and not connected ones. EasyBlocks alertLights; // This will store all the alert lights on the ship. EasyBlocks intruderSensors; // This will store all the sensors that detect enemy players EasyBlocks internalTurrets; // This will store all the internal turrents string currentState; // This function only runs the first time the programming block gets run after getting compiled. public Example(IMyGridTerminalSystem grid) : base(grid) { shipBlocks = Blocks.InGroupsNamed("Ship"); // Save off all of the blocks in the Ship group into the ship variable for use later in the script. alertLights = shipBlocks.InGroupsNamed("Alert Lights"); // Save off all the blocks in the ship that are in the Alert Lights group. intruderSensors = shipBlocks.InGroupsNamed("Intruder Sensors"); // Save off all the blocks in the ship that are in the Intruder Sensors group internalTurrets = shipBlocks.InGroupsNamed("Internal Turrets"); // Save off all the internal turrets Every(500 * Milliseconds, detectState); } public void detectState() { var intruders = intruderSensors.SensorsActive(); if(intruders.Count() > 0) // There are intruders { yellowMode(intruders); } else { greenMode(); } } public void greenMode() { if(currentState != "Green") // this means the state just changed to green { currentState = "Green"; alertLights.SetProperty<Color>("Color", new Color(0, 255, 0)); // color green alertLights.On(); internalTurrets.Off(); } } public void yellowMode(EasyBlocks intruders) { if(currentState != "Yellow") // this means the state just changed to yellow { currentState = "Yellow"; alertLights.SetProperty<Color>("Color", new Color(255, 255, 0)); // color yellow internalTurrets.On(); } alertLights.Toggle(); // toggle lights on and off to blink them. There are bugs with the lights using the in-game blinking } }