Space Engineers: Airlock Open

public Program()
{
    // The constructor, called only once every session and
    // always before any other method is called. Use it to
    // initialize your script.
    //
    // The constructor is optional and can be removed if not
    // needed.
    //
    // It's recommended to set RuntimeInfo.UpdateFrequency
    // here, which will allow your script to run itself without a
    // timer block.
}

public void Save()
{
    // Called when the program needs to save its state. Use
    // this method to save your state to the Storage field
    // or some other means.
    //
    // This method is optional and can be removed if not
    // needed.
}

// Method for finding blocks by names
List<IMyTerminalBlock> SearchBlocksByName(string blockName) {
    var blocks = new List<IMyTerminalBlock>();
    GridTerminalSystem.SearchBlocksOfName(blockName, blocks);
    return blocks;
}

public void DebugLog(IMyTextPanel console, string text)
{
    if (console != null)
    {
        console.WriteText(text);
    }
}

public void Main(string argument, UpdateType updateSource)
{
    string debug = "";

    IMyTextPanel console = GridTerminalSystem.GetBlockWithName("Text panel") as IMyTextPanel;

    var tanks = SearchBlocksByName("Oxygen Tank");
    float oxygenLevel = 1.0f;
    for (int i = 0; i < tanks.Count; i++)
    {
        IMyGasTank tank = (IMyGasTank)tanks[i];
        oxygenLevel = (oxygenLevel > (float)tank.FilledRatio ? (float)tank.FilledRatio : oxygenLevel);
    }

    var vents = SearchBlocksByName("AirHangar");
    List<IMyAirVent> airVents = new List<IMyAirVent>();
    bool pressurized = true;
    for (int i = 0; i < vents.Count; i++)
    {
        airVents.Add(vents[i] as IMyAirVent);
    }

    float level = 0.0f;
    for (int i = 0; i < airVents.Count(); i++)
    {
        level = (airVents[i].GetOxygenLevel() > level ? airVents[i].GetOxygenLevel() : level);
        if (airVents[i].GetOxygenLevel() > 0.05f)
        {
            airVents[i].ApplyAction("Depressurize_On");
        }
    }
    debug += level + "\n";

    if (level < 0.01f)
    {
        pressurized = false;
    }

    if (pressurized == false || oxygenLevel > 0.99f)
    {
        List<IMyTerminalBlock> doors = new List<IMyTerminalBlock>();
        GridTerminalSystem.GetBlocksOfType<IMyDoor>(doors);
        List<IMyDoor> hangarDoors =  new List<IMyDoor>();

        for (int i = 0; i < doors.Count; i++)
        {
            if (doors[i].CustomName.Contains("Airtight"))
            {
                hangarDoors.Add(doors[i] as IMyDoor);
            }
        }

        for (int i = 0; i < hangarDoors.Count; i++)
        {
            hangarDoors[i].ApplyAction("Open_On");
        }

        for (int i = 0; i < airVents.Count(); i++)
        {
            airVents[i].ApplyAction("Depressurize_Off");
        }

        IMyTimerBlock time = GridTerminalSystem.GetBlockWithName("Timer Block") as IMyTimerBlock;
        time.ApplyAction("OnOff_Off");
    }

    if (console != null)
        console.WriteText(debug);
}