Space Engineers script to handle all Collectors' automatic on/off switch for a given Ice threshold is reached

collector_controller.cs

// Define the amount of ice to trigger the collector deactivation
const int iceThreshold = 100000;

// Quick-access variables to avoid reinstantiation
IMyGridTerminalSystem grid;
List<IMyCollector> collectors;
List<IMyTerminalBlock> containers;

public Program()
{
    grid = GridTerminalSystem;
    collectors = new List<IMyCollector>();
    containers = new List<IMyTerminalBlock>();

    // It's recommended to set RuntimeInfo.UpdateFrequency 
    // here, which will allow your script to run itself without a 
    // timer block.
    Runtime.UpdateFrequency = UpdateFrequency.Update10;
}

public void Save()
{}


void Main(string argument)
{
    grid.GetBlocksOfType<IMyCollector>(collectors);
    Echo($"Total collectors found: {collectors.Count()}");

    // Options:
    // MakeAmmo
    // MakeComponent
    // MakeIngot
    // MakeOre
    // MakeTool
    var iceInShip = GetResourceAmountFrom<IMyTerminalBlock>(grid, MyItemType.MakeOre("Ice"));

    Echo($"Total ice in ship: {iceInShip}/{iceThreshold}");

    if (iceInShip >= iceThreshold)
    {
        collectors.ForEach(collector => collector.ApplyAction("OnOff_Off"));
        Echo("Collectors deactivated.");
    }

    if (iceInShip < (iceThreshold * 0.9))
    {
        collectors.ForEach(collector => collector.ApplyAction("OnOff_On"));
        Echo("Collectors activated!");
    }
}

int GetResourceAmountFrom<T>(IMyGridTerminalSystem grid, MyItemType itemType) where T : class
{
    var resourceAmmount = 0;

    grid.GetBlocksOfType<T>(containers);

    Echo($"Found {containers.Count()} containers");

    foreach (var container in containers)
    {
        for (int i = 0; i < container.InventoryCount; i++)
        {
            IMyInventory inv = container.GetInventory(i);
            List<MyInventoryItem> items = new List<MyInventoryItem>();
            
            var iceItem = inv.FindItem(itemType);
            if (iceItem.HasValue)
            {
                resourceAmmount += (int)iceItem.Value.Amount;
            }
        }
    }
    
    return resourceAmmount;
}