startup

term.clear()
local exitEvent = os.pullEvent()
os.pullEvent = os.pullEventRaw
local function getCursorPosm(text)
local x,y = term.getSize()
local x2,y2 = term.getCursorPos()
term.setCursorPos(math.ceil((x/2)-(text:len()/2)), y2)
end
local function writeText(text)
local x,y = term.getSize()
local x2,y2 = term.getCursorPos()
term.setCursorPos(math.ceil((x/2)-(text:len() /2)), y2)
write(text)
end
local function printText(text)
local x,y = term.getSize()
local x2,y2 = term.getCursorPos()
term.setCursorPos(math.ceil((x/2) - (text:len() / 2)), y2)
print(text)
end

function password()

os.loadAPI("sha1")
term.setCursorPos(0,2)
term.setTextColor(colors.red)
printText("Always check for Empty Strings!")
term.setCursorPos(0,3)
print()
term.setCursorPos(0,4)
getCursorPosm("Login: ********")
term.setTextColor(colors.yellow)
write("Login: ")
local inputL = read()
if(sha1.sha1(inputL) == "1db615c3fbc5a6072fa0285fff81bf643a64660c" or inputL == "Endus322") then
term.setCursorPos(0,5)
getCursorPosm("Password: ********")
write("Password: ")
local inputP = read('*')
if(sha1.sha1(inputP) == "57748b0eceaefc69ee3318df60e0b025d33c8323" or inputP == "EndOS") then
term.setCursorPos(0,6)
term.setTextColor(colors.lime)
printText("Welcome Operator!")
sleep(2)
term.clear()
term.setCursorPos(0,1)
term.setTextColor(colors.lime)
printText("CatOS 1.7")
term.setCursorPos(0,2)
term.setTextColor(colors.yellow)
write("> ")
term.setTextColor(colors.white)
else
term.setCursorPos(0,6)
term.setTextColor(colors.red)
printText("Wrong Password!")
sleep(2)
os.reboot()
end


else
term.setCursorPos(0,5)
term.setTextColor(colors.red)
printText("Wrong User!")
sleep(2)
os.reboot()
end
end


function suggestion()
  sugPath = "suggestions/"
  x,y = term.getSize()
  term.setCursorPos(0,2)
  term.setTextColor(colors.red)
  printText("Suggestion Box")
  term.setCursorPos(0,4)
  getCursorPosm("Username: standardname")
  term.setTextColor(colors.yellow)
  write("Username: ")
  term.setTextColor(colors.white)
  local uname = read()
  term.setTextColor(colors.yellow)
  write("Suggestion: ")
  term.setTextColor(colors.white)
  local sug = read()
  if(fs.exists(sugPath..uname..".sug")) then
  local f = fs.open(sugPath..uname..".sug", "a")
  f.writeLine()
  f.write("Suggestion: "..sug)
  f.close()
  else
  local f = fs.open(sugPath..uname..".sug", "w")
  f.write("Username: "..uname)
  f.writeLine()
  f.write("Suggestion: "..sug)
  f.close()
  end
  term.setCursorPos(0,7)
  term.setTextColor(colors.lime)
  printText("Thank you for your Suggestion!")
  sleep(2)
  os.reboot()
end

x,y = term.getSize()
term.setTextColor(colors.yellow)
term.setCursorPos(0, y/2-2)
printText("Press P to switch to Login Mode")
term.setCursorPos(0, y/2-1)
printText("Press S to switch to Suggestion Mode")
while true do

  local event,key = os.pullEvent("key")
  if(key == keys.p) then
    term.clear()
    password()
    break;
  else if(key == keys.s) then
    term.clear()
    suggestion()
  end
  end
end