AaronFiore/electrum
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lnurlw: accept "null" minWithdrawable in response

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Accept a `null` value as response for the `minWithdrawable` field in the
lnurlw response. Some servers seem to set this to `null` instead of 0
when having no minimum withdrawal amount.
This commit is contained in:
f321x
2025-12-10 10:50:01 +01:00
parent 6d1e8e8619
commit 4bd013ef10
1 changed files with 1 additions and 1 deletions
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electrum/lnurl.py
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@@ -179,7 +179,7 @@ def _parse_lnurl3_response(lnurl_response: dict) -> LNURL3Data:
raise UntrustedLNURLError(f"Missing k1 value in LNURL3 response: {lnurl_response=}")
default_description = lnurl_response.get('defaultDescription', '')
try:
min_withdrawable_sat = int(lnurl_response['minWithdrawable']) // 1000
min_withdrawable_sat = int(lnurl_response['minWithdrawable'] or 0) // 1000
max_withdrawable_sat = int(lnurl_response['maxWithdrawable']) // 1000
assert max_withdrawable_sat >= min_withdrawable_sat, f"Invalid amounts: max < min amount"
assert max_withdrawable_sat > 0, f"Invalid max amount: {max_withdrawable_sat} sat"