def transfer(self,
deckid: str,
receiver: list = None,
amount: list = None,
asset_specific_data: str = None,
locktime: int = 0,
verify: bool = False,
sign: bool = False,
send: bool = False) -> str:
'''prepare CardTransfer transaction'''
card = self.__new(deckid, receiver, amount, asset_specific_data)
issue = pa.card_transfer(provider=provider,
inputs=provider.select_inputs(
Settings.key.address, 0.02),
card=card,
change_address=Settings.change,
locktime=locktime)
if verify:
return cointoolkit_verify(
issue.hexlify()) # link to cointoolkit - verify
if sign:
tx = signtx(issue)
if send:
return sendtx(tx)
return tx.hexlify()
return issue.hexlify()
def c_transfer():
'''simulate p2p card_transfer'''
print("Card burn.")
addr = select_random_address()
print("Selected addr: {addr}".format(addr=addr))
if not provider.validateaddress(addr)["ismine"]:
provider.importprivkey(keypairs[addr])
print("Imported {address} to wallet.".format(address=addr))
if provider.getreceivedbyaddress(addr) == 0:
send_to_address(addr)
return ## return until the next time
else:
try:
utxo = provider.select_inputs(0.02, addr)
except Exception as e:
print("Something went wrong with UTXO selection:", e)
return
receiver = select_random_keypairs()
amount = [
round(random.uniform(0.1, 160000), deck.number_of_decimals)
for i in range(len(receiver))
]
ct = pa.CardTransfer(deck, receiver, amount) # CardTransfer instance
raw = hexlify(pa.card_transfer(deck, ct, utxo, change_addr)).decode()
signed = provider.signrawtransaction(raw)
print("Sending cards to: {0}".format(receiver))
logging.info("Transfer: {0}".format(datetime.datetime.now().isoformat()))
logging.info("Sending cards to: {0}".format(receiver))
txid = provider.sendrawtransaction(signed["hex"]) # send the tx
print(txid)
Session.total_issuance = +1
def card_transfer(provider, args):
'''
Transfer cards to <receivers>
pacli card -transfer '{"deck": "deck_id",
"receivers": [list of receiver addresses], "amounts": [list of amounts]
}
'''
args = json.loads(args)
try:
deck = pa.find_deck(provider, args["deck"])[0]
except IndexError:
print({"error": "Deck not found!"})
return
if not provider.getaddressesbyaccount(deck.name):
print(
"\n", {
"error":
"You are not even subscribed to this deck, how can you transfer cards?"
})
utxo = provider.select_inputs(0.02)
change_address = change(utxo)
args["amounts"] = [float(i) for i in args["amounts"]]
ct = pa.CardTransfer(deck, args["receivers"], args["amounts"])
raw_ct = hexlify(
pa.card_transfer(deck, ct, utxo, change_address,
Settings.prod)).decode()
signed = provider.signrawtransaction(raw_ct)
print("\n", provider.sendrawtransaction(signed["hex"]),
"\n") # send the tx
def transfer_cards(deck, receivers, amounts, broadcast):
validate_transfer(deck, amounts)
utxo = provider.select_inputs(0.02)
change_address = change(utxo)
ct = pa.CardTransfer(deck=deck, receiver=receivers, amount=amounts)
handle_transaction(pa.card_transfer(deck, ct, utxo, change_address),
broadcast)
def test_card_transfer():
provider = Explorer(network='tppc')
address = "mthKQHpr7zUbMvLcj8GHs33mVcf91DtN6L"
inputs = provider.select_inputs(address, 0.02)
change_address = address
deck = pa.find_deck(provider,
'078f41c257642a89ade91e52fd484c141b11eda068435c0e34569a5dfcce7915',
1, True)
card = pa.CardTransfer(deck=deck,
receiver=['n12h8P5LrVXozfhEQEqg8SFUmVKtphBetj',
'n422r6tcJ5eofjsmRvF6TcBMigmGbY5P7E'],
amount=[1, 2]
)
card_transfer = pa.card_transfer(provider, card, inputs, change_address,
locktime=300000)
assert isinstance(card_transfer, Transaction)
def transfer(self,
deckid: str,
receiver: list = None,
amount: list = None,
asset_specific_data: str = None,
verify=False) -> str:
'''prepare CardTransfer transaction'''
card = self.__new(deckid, receiver, amount, asset_specific_data)
issue = pa.card_transfer(provider=provider,
inputs=provider.select_inputs(
Settings.key.address, 0.02),
card=card,
change_address=Settings.change)
if verify:
return cointoolkit_verify(
issue.hexlify()) # link to cointoolkit - verify
return issue.hexlify()
print("Found the Friendly Co. Deck!")
# Card Issue
print("Build, sign and send the Card Issue transaction to Alice...")
card_transfer = pa.CardTransfer(
deck=deck,
receiver=[ALICE],
amount=[1000000],
sender=FRIENDLY_CO,
)
card_transfer_tx = pa.card_transfer(
provider=rpc_node,
card=card_transfer,
inputs=rpc_node.select_inputs(FRIENDLY_CO, 0.02),
change_address=FRIENDLY_CO,
)
card_transfer_tx = sign_transaction(rpc_node, card_transfer_tx, friendly_co_key)
rpc_node.sendrawtransaction(card_transfer_tx.hexlify())
print("Transaction to issue Friendly Co. Cards sent to the network!")
print("Transaction ID: " + card_transfer_tx.txid)
print("Waiting for confirmation...")
wait_for_confirmation(rpc_node, card_transfer_tx.txid)
print("Friendly Co. Cards created!")
print("Double checking the Friendly Co. Deck State...")
cards = pa.find_all_valid_cards(rpc_node, deck)
deck_state = pa.DeckState(cards)
assert len(deck_state.balances) == 1, "Only Alice should have Friendly Co. Cards."
