80 lines
2.3 KiB
Python
80 lines
2.3 KiB
Python
import json
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from typing import Optional
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from fastapi import Query, Request
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from lnurl import encode as lnurl_encode
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from lnurl.types import LnurlPayMetadata
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from pydantic import BaseModel
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from .helpers import parse_nostr_private_key
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from .nostr.key import PrivateKey
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class LnurlpSettings(BaseModel):
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nostr_private_key: str
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@property
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def private_key(self) -> PrivateKey:
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return parse_nostr_private_key(self.nostr_private_key)
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@property
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def public_key(self) -> str:
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return self.private_key.public_key.hex()
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class CreatePayLinkData(BaseModel):
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description: str
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wallet: Optional[str] = None
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min: float = Query(1, ge=0.01)
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max: float = Query(1, ge=0.01)
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currency: str = Query(None)
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comment_chars: int = Query(0, ge=0, le=799)
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webhook_url: str = Query(None)
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webhook_headers: str = Query(None)
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webhook_body: str = Query(None)
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success_text: str = Query(None)
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success_url: str = Query(None)
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fiat_base_multiplier: int = Query(100, ge=1)
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username: str = Query(None)
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zaps: Optional[bool] = Query(False)
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class PayLink(BaseModel):
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id: str
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wallet: str
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description: str
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min: float
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served_meta: int
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served_pr: int
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username: Optional[str]
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zaps: Optional[bool]
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domain: Optional[str]
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webhook_url: Optional[str]
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webhook_headers: Optional[str]
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webhook_body: Optional[str]
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success_text: Optional[str]
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success_url: Optional[str]
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currency: Optional[str]
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comment_chars: int
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max: float
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fiat_base_multiplier: int
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def lnurl(self, req: Request) -> str:
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url = req.url_for("lnurlp.api_lnurl_response", link_id=self.id)
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url_str = str(url)
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if url.netloc.endswith(".onion"):
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# change url string scheme to http
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url_str = url_str.replace("https://", "http://")
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return lnurl_encode(url_str)
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@property
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def lnurlpay_metadata(self) -> LnurlPayMetadata:
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if self.domain and self.username:
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text = f"Payment to {self.username}"
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identifier = f"{self.username}@{self.domain}"
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metadata = [["text/plain", text], ["text/identifier", identifier]]
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else:
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metadata = [["text/plain", self.description]]
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return LnurlPayMetadata(json.dumps(metadata))
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