def make_memo(memo: str, memo_type: str) -> Optional[Memo]:
if not memo:
return None
if memo_type == Transaction.MEMO_TYPES.id:
return IdMemo(int(memo))
elif memo_type == Transaction.MEMO_TYPES.hash:
return HashMemo(memo_base64_to_hex(memo))
elif memo_type == Transaction.MEMO_TYPES.text:
return TextMemo(memo)
else:
raise ValueError()
def generate_uri(self, address: str, memo: str):
"""
Returns Transaction as envelope
"""
return stellar_uri.PayStellarUri(destination=address,
memo=TextMemo(text=memo),
asset=Asset.native(),
network_passphrase=self.network_phrase,
message='Deposit to Discord',
).to_uri()
def check_memo(memo):
try:
TextMemo(text=memo)
return True
except MemoInvalidException:
return False
def test_memo_str_text_memo():
assert utils.memo_str(TextMemo("test")) == ("test",
Transaction.MEMO_TYPES.text)