local computer = require("computer")
local component = require("component")
local redstone = component.redstone
local debug = component.debug
local event = require ("event")
local keyboard = require("keyboard")
local keys = keyboard.keys

local function getKeyPress()
  local _, _, _, keycode = event.pull(0.1, "key_down")
  return keys[keycode]
end

local char_space = string.byte(" ")
local char_a = string.byte("a")
local char_b = string.byte("b")
local runningA = true


function unknownEvent()

end

local myEventHandlers = setmetatable({}, {__index = function() return unknownEvent end})

function myEventHandlers.key_up(adress, char, code, playerName)
  if (char == char_space) then
    runningA = false
  end
  if (char == char_a) then
    runCmd("set timer 20000", "set timer 10000", 10, 10)
  end
  if (char == char_b) then
    runningB = false
  end
end

function handleEvent(eventID, ...)
  if (eventID) then
    myEventHandlers[eventID](...)
  end
end

function exit()
  os.exit()
end

function runCmd(cmd1, cmd2, sleep, repeat)
  i = 0
  while i <= repeat do
    debug.runCommand(cmd1)
    os.sleep(sleep)
    debug.runCommand(cmd2)
    os.sleep(sleep)
    i = i + 1
  end
end

while runningA do
  handleEvent(event.pull())
end