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48 lines
1.1 KiB
Python
48 lines
1.1 KiB
Python
from abc import ABC, abstractmethod
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from typing import NamedTuple, Optional
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class InvoiceResponse(NamedTuple):
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ok: bool
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checking_id: Optional[str] = None # payment_hash, rpc_id
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payment_request: Optional[str] = None
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error_message: Optional[str] = None
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class PaymentResponse(NamedTuple):
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ok: bool
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checking_id: Optional[str] = None # payment_hash, rcp_id
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fee_msat: int = 0
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error_message: Optional[str] = None
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class PaymentStatus(NamedTuple):
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paid: Optional[bool] = None
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@property
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def pending(self) -> bool:
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return self.paid is not True
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class Wallet(ABC):
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@abstractmethod
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def create_invoice(
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self, amount: int, memo: Optional[str] = None, description_hash: Optional[bytes] = None
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) -> InvoiceResponse:
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pass
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@abstractmethod
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def pay_invoice(self, bolt11: str) -> PaymentResponse:
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pass
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@abstractmethod
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def get_invoice_status(self, checking_id: str) -> PaymentStatus:
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pass
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@abstractmethod
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def get_payment_status(self, checking_id: str) -> PaymentStatus:
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pass
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class Unsupported(Exception):
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pass
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