terminal

local monitor = peripheral.wrap("left")
local tick = 0
local msgId = 0

function writeMsg()
  msg = "unkown"
  x = 0

  if msgId == 101 then msg = "Initialization..." x = 18
  elseif msgId == 102 then msg = "Terminate request" x = 18

  elseif msgId == 301 then msg = "No network connection" x = 17
  elseif msgId == 302 then msg = "Terminated" x = 21 end

  monitor.setCursorPos(x, 10)
  monitor.write(msg)
end

function redraw()
  tick = tick + 1

  monitor.clear()
  monitor.setCursorPos(20, 4)
  monitor.setTextScale(1)
  monitor.setTextColor(colors.white)
  monitor.write("ShE3py's Home")

  if msgId ~= 0 then
    oldColor = monitor.getTextColor()
    if msgId < 200 then monitor.setTextColor(colors.lightBlue)
    elseif msgId < 300 then monitor.setTextColor(colors.orange)
    elseif msgId < 400 then monitor.setTextColor(colors.red) end

    if msgId < 200 then writeMsg()
    elseif tick % 2 == 0 then writeMsg() end

    monitor.setTextColor(oldColor)
  end
end

function setMsgId(id)
  msgId = id

  redraw()
end

function getMsgId()
  return msId
end