def main_loop(ui):
transaction = {"penny": 0, "dime": 0, "quarter": 0, "nickel": 0, "total": 0}
while True:
logger.info("Updating exchange rate")
update_exchange_rates(ui, totals["all"])
transaction = waitForButton(ui, transaction)
totals["all"] += transaction["total"]
totals["penny"] += transaction["penny"]
totals["nickel"] += transaction["nickel"]
totals["dime"] += transaction["dime"]
totals["quarter"] += transaction["quarter"]
logger.info("Total amount inserted: {0}USD".format(locale.currency(transaction["total"])))
with open("totals.json", "w") as total_file:
total_file.write(json.dumps(totals))
# get a keypair
pubkey, privkey, snum = piper.genKeys()
text = "Public Key: {0}\nPrivate Key: {1}\nSerial Number: {2}\n".format(pubkey, privkey, snum) + "-" * 20 + "\n"
logger.info(text)
with open("keys.txt", "a+") as key_file:
key_file.write(text)
leftMarkText = "Serial Number: {0}".format(snum)
ui.display_message("Sending transaction!")
if DEBUGGING:
logger.debug("JK we're not actually sending it")
transaction = {"penny": 0, "dime": 0, "quarter": 0, "nickel": 0, "total": 0}
piper.print_keypair(pubkey, privkey, leftMarkText)
continue
response = send_coins(pubkey, transaction["total"], snum)
if response == None:
logger.info("Not enough money! Send refund of {0:}".format(locale.currency(transaction["total"])))
minimum = btc_to_usd * (0.00005460 + COINBASE_MIN_TX_FEE)
ui.display_message(
"Not enough money!\nMinimum is {0}USD\nPlease try again!".format(locale.currency(minimum))
)
time.sleep(2)
continue
elif response["success"]:
# do the actual printing
coinbase_tx = response["transaction"]
ui.display_message("Transaction successful!\nPrinting wallet\nPlease wait...")
logger.info("Successful transaction: {0}".format(coinbase_tx["id"]))
logger.info("Printing wallet, please wait")
piper.print_keypair(pubkey, privkey, leftMarkText)
logger.info("resetting values")
transaction = {"penny": 0, "dime": 0, "quarter": 0, "nickel": 0, "total": 0}
else:
logger.error("Something is very wrong!")
logger.info("You should probably refund", transaction["total"])
ui.display_message("Transaction Failure. :-(")
logger.info(response)
#check for proper number of arguments
if len(sys.argv) != 3:
printUsageAndExit()
#check for remember or forget flag
if sys.argv[1] == "-r":
rememberKeys = True
elif sys.argv[1] == "-f":
rememberKeys = False
else:
printUsageAndExit()
#try to parse the number of copies
try:
numCopies = int(sys.argv[2])
except ValueError:
printUsageAndExit()
#make sure the number of copies to print is valid
if numCopies <= 0:
print "The number of copies must be >= 0"
sys.exit(0);
# get a keypair
pubkey, privkey, snum = Piper.genKeys()
leftMarkText = "Serial Number: {0}".format(snum)
# do the actual printing
Piper.print_keypair(pubkey, privkey, leftMarkText)
