turtlehost

--THINGS TO ADD: Fuel Meter, fix checkState(), auto startup

local isRunning = true
local minFuel = 10

function Quit()
        isRunning = false
        term.setCursorPos(1,1)
        term.setBackgroundColour(colours.black)
        term.setTextColour(colours.white)
        term.clear()
        error()
end

local function checkFuel()
    if turtle.getFuelLevel() < minFuel then
        print("Refueling!")
        turtle.select(16)
        while turtle.getFuelLevel() < minFuel do
            turtle.refuel(1)
            os.sleep(0.1)
        end
    else
        print("Fuel sufficient!")
        return
    end
end

local function getModem()
  for a,b in pairs(rs.getSides()) do
    if peripheral.getType(b) == "modem" and peripheral.call(b,"isWireless") then
      return b
    end
  end
end

function checkState()
    if not rednet.isOpen() then
        print("Opening socket!")
        side = getModem()
        rednet.open(side)
        if rednet.isOpen() then
            print("Connected!")
            return
        else
            print("Error, reconnecting!")
            rednet.open(side)
        end
    end
end

while true do
  isRunning = true
  checkState()
  id,message = rednet.receive()
  if message == "forward" then
    turtle.forward()
  elseif message == "backwards" then
    turtle.back()
  elseif message == "left" then
    turtle.turnLeft()
    turtle.forward()
    turtle.turnRight()
  elseif message == "right" then
    turtle.turnRight()
    turtle.forward()
    turtle.turnLeft()
  elseif message == "turnleft" then
    turtle.turnLeft()
  elseif message == "turnright" then
    turtle.turnRight()
  elseif message == "action" then
    turtle.dig()
  elseif message == "quit" then
    Quit()
  end
  checkFuel()
end