Fulm Gen Drop

os.pullEvent("key")
print("Checking Fulmination Generator status")
os.sleep(1)
print(".")
os.sleep(1)
print(".")
os.sleep(1.5)
print(".")
os.sleep(2)
print("Fulmination Generator Online.")
print("Begin Fuel Addition?")
input = read()
if input == "y" or "yes" then
    while true do
        term.clear()
        term.setCursorPos(1,1)
        print("Establishing connection to fuel providing service... Please stand by...")
        os.sleep(1)
        print("Server Found... Sending Packets...")
        os.sleep(1)
        print("Packets Received... Linking")
        os.sleep(2)
        print("Link Acquired! 20 Seconds Until Detonation, Please Remove Non-Essential Staff from area")
        redstone.setOutput("left", true)
        os.sleep(5)
        term.clear()
        term.setCursorPos(1,1)
        for i = 15, 1, -1 do
                print(i .. " seconds remaining")
                os.sleep(1)
        end
        redstone.setOutput("right", true)
        print("Fuel Cell Dropped, Please Remain At Distance Until Explosion")
        os.sleep(5)
        redstone.setOutput("left", false)
        redstone.setOutput("right", false)
        print("Terminating Server Connection... Refuel Successful...")
        os.reboot()
end
end