Lighthouse Timer

dayTime = os.time()
isRaining = false

while true do
 while dayTime >= 17 or dayTime <= 5 or isRaining == true do
  rs.setBundledOutput("back", colors.white)
  os.sleep(1)
  rs.setBundledOutput("back", colors.orange)
  os.sleep(1)
  rs.setBundledOutput("back", colors.magenta)
  os.sleep(1)
  rs.setBundledOutput("back", colors.lightBlue)
  os.sleep(1)
  rs.setBundledOutput("back", colors.yellow)
  os.sleep(1)
  rs.setBundledOutput("back", colors.lime)
  os.sleep(1)
  rs.setBundledOutput("back", colors.pink)
  os.sleep(1)
  rs.setBundledOutput("back", colors.gray)
  os.sleep(1)
  rs.setBundledOutput("back", colors.lightGray)
  os.sleep(1)
  rs.setBundledOutput("back", colors.cyan)
  os.sleep(1)
  dayTime = os.time()
  isRaining = rs.testBundledInput("back", colors.blue)
 end

 rs.setBundledOutput("back", colors.black)
 dayTime = os.time()

 while dayTime < 17 and dayTime > 5 and isRaining == false do
  os.sleep(2)
  dayTime = os.time()
  isRaining = rs.testBundledInput("back", colors.blue)
 end
end