job network

i=0
jobsmin = 0
scroll = function()
  for Py = 1, 19 do
    term.setCursorPos(1, Py)
    towriteid = i + Py
    if towriteid > #jobs then
      break
    end
    towrite = jobs[towriteid]
    term.write(towrite)
  end
  local event, scrollDirection, x, y = os.pullEvent("mouse_scroll")
  term.clear()
  i = i+scrollDirection
  if i==-1 then
    i=0
  elseif i>jobsmin then
    i=jobsmin
  end
end

click = function()
  local event, button, x, y = os.pullEvent( "mouse_click" )
  thejobcodeid = y + i
  thejobcode = codes[thejobcodeid]
  print(thejobcode)
  print(thejobcodeid)
  seejob(thejobcode, jobs[thejobcodeid])
end

seejob = function(thecodeid, jobname)
  local http1 = http.get("http://www.hastebin.com/raw/"..thecodeid)
  local http2 = http1.readAll()
  shell.run("delete", "message")
  local file = fs.open("message", "w")
  file.write(http2)
  file.close()
  local file = fs.open("message", "r")
  filename = file.readLine()
  term.clear()
  for i=1, 19 do
    line = file.readLine()
    term.setCursorPos(1, i)
    if line then
      term.write(line)
    end
  end
  while true do
    local event, button, x, y = os.pullEvent( "mouse_click" )
    if y == 19 then
      newfile = fs.open(filename, "a")
      newfile.writeLine(jobname)
      term.clear()
      term.setCursorPos(10, 10)
      term.write("Your name: ")
      newfile.writeLine(read())
      newfile.close()
    else
      break
    end
  end
end

file = fs.open("job", "r")
jobs = {}
codes = {}
while true do
  line = file.readLine()
  if line then
    table.insert(jobs, line:sub(11, #line))
    table.insert(codes, line:sub(1, 10))
  else
    break
  end
end

jobsmin = #jobs-1
while true do
  parallel.waitForAny(scroll, click)
end