function exit()

  sleep(0.5)
  error()
end

function getFile(url, filename)
local downloadFile = http.get(url)
local handle = downloadFile.readAll()
downloadFile.close()
local cFile = fs.open(filename, "w")
cFile.write(handle)
cFile.close()
end
print("Welcome to TajamSoft PassWord Creator Installer")
sleep(0.4)
print("This will install Tjs PassCreator in your computer")
sleep(0.5)
print("Files to download: tjsPassUpdater, passCreator.")
sleep(0.5)
print("Checking for old installation")
if fs.exists("/passCreator") or fs.exists("/passCreatorFiles") then
  print("Old installation found!")
  print("Cannot install, delete old files or run updater...")
  exit()
else
  print("No installation found, starting to download...")
end
sleep(1)
getFile("https://raw.githubusercontent.com/tatjam/PassCreator/master/passCreator.lua", "/passCreator")
print("Got passCreator main file...")
sleep(0.5)
print("Will create dirs...")
fs.makeDir("/passCreatorFiles")
print("Done!, downloading updater...")
getFile("https://raw.githubusercontent.com/tatjam/PassCreator/master/passCUpdater","/passCreatorFiles/passCUpdater")
sleep(0.1)
print("Done!, downloading version data...")
getFile("https://raw.githubusercontent.com/tatjam/PassCreator/master/version","/passCreatorFiles/versionData")
print("Got it!, getting UtilsAPI")
getFile("https://raw.githubusercontent.com/tatjam/PassCreator/master/UtilsAPI","/UtilsAPI")
print("Done!")
sleep(1)
print("The update is done!")
sleep(0.5)
textutils.slowPrint(" I RECOMMEND to reboot after the installation")