Basic Mainframe Touchscreen

local monitor = peripheral.wrap("left")
local lib = require("internet")
lib.enableNet()
monitor.setTextScale(5) --8x5 screen
monitor.clear()
monitor.setTextColor(colors.orange)
monitor.setCursorPos(1,1)
monitor.write("^")
monitor.setCursorPos(1,3)
monitor.write("!")

monitor.setCursorPos(4,1)
monitor.write("#")
monitor.setCursorPos(3,2)
monitor.write("#")
monitor.setCursorPos(4,3)
monitor.write("#")
monitor.setCursorPos(5,2)
monitor.write("#")

monitor.setCursorPos(1,5)
monitor.write("<")
monitor.setCursorPos(3,5)
monitor.write(">")

while true do
    local event, side, x, y = os.pullEvent("monitor_touch")
    if x==1 and y==1 then
        print("Sending turtle up")
        lib.sendMessage("turtle.digUp() turtle.up()")
    end
    if x==1 and y==3 then
        print("Sending turtle down")
        lib.sendMessage("turtle.digDown() turtle.down()")
    end
    if x==4 and y==1 then
        print("Sending turtle forward")
        lib.sendMessage("turtle.dig() turtle.forward()")
    end
    if x==4 and y==3 then
        print("Sending turtle forward")
        lib.sendMessage("turtle.back()")
    end
    if x==1 and y==5 then
        print("Sending turtle forward")
        lib.sendMessage("turtle.turnLeft()")
    end
    if x==3 and y==5 then
        print("Sending turtle forward")
        lib.sendMessage("turtle.turnRight()")
    end
end