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payment_identifier: imports, typing declarations

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This commit is contained in:
Sander van Grieken
2024-02-07 11:03:52 +01:00
parent 19d9467b93
commit f811db4ec8
1 changed files with 23 additions and 23 deletions
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46
electrum/payment_identifier.py
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@@ -11,12 +11,12 @@ from .contacts import AliasNotFoundException
from .i18n import _
from .invoices import Invoice
from .logging import Logger
from .util import parse_max_spend, format_satoshis_plain, InvoiceError
from .util import parse_max_spend, InvoiceError
from .util import get_asyncio_loop, log_exceptions
from .transaction import PartialTxOutput
from .lnurl import decode_lnurl, request_lnurl, callback_lnurl, LNURLError, lightning_address_to_url
from .bitcoin import COIN, TOTAL_COIN_SUPPLY_LIMIT_IN_BTC, opcodes, construct_script
from .lnaddr import lndecode, LnDecodeException, LnInvoiceException
from .bitcoin import opcodes, construct_script
from .lnaddr import LnInvoiceException
from .lnutil import IncompatibleOrInsaneFeatures
from .bip21 import parse_bip21_URI, InvalidBitcoinURI, LIGHTNING_URI_SCHEME, BITCOIN_BIP21_URI_SCHEME
from . import paymentrequest
@@ -52,21 +52,21 @@ RE_SCRIPT_FN = r'script\((.*)\)'
class PaymentIdentifierState(IntEnum):
EMPTY = 0 # Initial state.
INVALID = 1 # Unrecognized PI
AVAILABLE = 2 # PI contains a payable destination
# payable means there's enough addressing information to submit to one
# of the channels Electrum supports (on-chain, lightning)
NEED_RESOLVE = 3 # PI contains a recognized destination format, but needs an online resolve step
LNURLP_FINALIZE = 4 # PI contains a resolved LNURLp, but needs amount and comment to resolve to a bolt11
MERCHANT_NOTIFY = 5 # PI contains a valid payment request and on-chain destination. It should notify
# the merchant payment processor of the tx after on-chain broadcast,
# and supply a refund address (bip70)
MERCHANT_ACK = 6 # PI notified merchant. nothing to be done.
ERROR = 50 # generic error
NOT_FOUND = 51 # PI contains a recognized destination format, but resolve step was unsuccessful
MERCHANT_ERROR = 52 # PI failed notifying the merchant after broadcasting onchain TX
INVALID_AMOUNT = 53 # Specified amount not accepted
EMPTY = 0 # Initial state.
INVALID = 1 # Unrecognized PI
AVAILABLE = 2 # PI contains a payable destination
# payable means there's enough addressing information to submit to one
# of the channels Electrum supports (on-chain, lightning)
NEED_RESOLVE = 3 # PI contains a recognized destination format, but needs an online resolve step
LNURLP_FINALIZE = 4 # PI contains a resolved LNURLp, but needs amount and comment to resolve to a bolt11
MERCHANT_NOTIFY = 5 # PI contains a valid payment request and on-chain destination. It should notify
# the merchant payment processor of the tx after on-chain broadcast,
# and supply a refund address (bip70)
MERCHANT_ACK = 6 # PI notified merchant. nothing to be done.
ERROR = 50 # generic error
NOT_FOUND = 51 # PI contains a recognized destination format, but resolve step was unsuccessful
MERCHANT_ERROR = 52 # PI failed notifying the merchant after broadcasting onchain TX
INVALID_AMOUNT = 53 # Specified amount not accepted
class PaymentIdentifierType(IntEnum):
@@ -504,7 +504,7 @@ class PaymentIdentifier(Logger):
self.logger.debug(f'multiline: {outputs!r}, {self.error}')
return outputs
def parse_address_and_amount(self, line: str) -> 'PartialTxOutput':
def parse_address_and_amount(self, line: str) -> PartialTxOutput:
try:
x, y = line.split(',')
except ValueError:
@@ -515,7 +515,7 @@ class PaymentIdentifier(Logger):
amount = self.parse_amount(y)
return PartialTxOutput(scriptpubkey=scriptpubkey, value=amount)
def parse_output(self, x: str) -> Tuple[bytes, bool]:
def parse_output(self, x: str) -> Tuple[Optional[bytes], bool]:
try:
address = self.parse_address(x)
return bytes.fromhex(bitcoin.address_to_script(address)), True
@@ -530,7 +530,7 @@ class PaymentIdentifier(Logger):
return None, False
def parse_script(self, x: str):
def parse_script(self, x: str) -> str:
script = ''
for word in x.split():
if word[0:3] == 'OP_':
@@ -541,7 +541,7 @@ class PaymentIdentifier(Logger):
script += construct_script([word])
return script
def parse_amount(self, x: str):
def parse_amount(self, x: str) -> str | int:
x = x.strip()
if not x:
raise Exception("Amount is empty")
@@ -652,7 +652,7 @@ class PaymentIdentifier(Logger):
if parts and len(parts) > 0 and bitcoin.is_address(parts[0]):
return None
try:
data = self.contacts.resolve(key) # TODO: don't use contacts as delegate to resolve openalias, separate.
data = self.contacts.resolve(key) # TODO: don't use contacts as delegate to resolve openalias, separate.
return data
except AliasNotFoundException as e:
self.logger.info(f'OpenAlias not found: {repr(e)}')