lnbits-legend/lnbits/extensions/cashu/models.py
2022-11-30 16:24:13 +01:00

147 lines
3 KiB
Python

from sqlite3 import Row
from typing import List, Union
from fastapi import Query
from pydantic import BaseModel
class Cashu(BaseModel):
id: str = Query(None)
name: str = Query(None)
wallet: str = Query(None)
tickershort: str = Query(None)
fraction: bool = Query(None)
maxsats: int = Query(0)
coins: int = Query(0)
keyset_id: str = Query(None)
@classmethod
def from_row(cls, row: Row):
return cls(**dict(row))
class Pegs(BaseModel):
id: str
wallet: str
inout: str
amount: str
@classmethod
def from_row(cls, row: Row):
return cls(**dict(row))
class PayLnurlWData(BaseModel):
lnurl: str
class Promises(BaseModel):
id: str
amount: int
B_b: str
C_b: str
cashu_id: str
class Proof(BaseModel):
amount: int
secret: str
C: str
reserved: bool = False # whether this proof is reserved for sending
send_id: str = "" # unique ID of send attempt
time_created: str = ""
time_reserved: str = ""
@classmethod
def from_row(cls, row: Row):
return cls(
amount=row[0],
C=row[1],
secret=row[2],
reserved=row[3] or False,
send_id=row[4] or "",
time_created=row[5] or "",
time_reserved=row[6] or "",
)
@classmethod
def from_dict(cls, d: dict):
assert "secret" in d, "no secret in proof"
assert "amount" in d, "no amount in proof"
return cls(
amount=d.get("amount"),
C=d.get("C"),
secret=d.get("secret"),
reserved=d.get("reserved") or False,
send_id=d.get("send_id") or "",
time_created=d.get("time_created") or "",
time_reserved=d.get("time_reserved") or "",
)
def to_dict(self):
return dict(amount=self.amount, secret=self.secret, C=self.C)
def __getitem__(self, key):
return self.__getattribute__(key)
def __setitem__(self, key, val):
self.__setattr__(key, val)
class Proofs(BaseModel):
"""TODO: Use this model"""
proofs: List[Proof]
class Invoice(BaseModel):
amount: int
pr: str
hash: str
issued: bool = False
@classmethod
def from_row(cls, row: Row):
return cls(
amount=int(row[0]),
pr=str(row[1]),
hash=str(row[2]),
issued=bool(row[3]),
)
class BlindedMessage(BaseModel):
amount: int
B_: str
class BlindedSignature(BaseModel):
amount: int
C_: str
@classmethod
def from_dict(cls, d: dict):
return cls(
amount=d["amount"],
C_=d["C_"],
)
class MintPayloads(BaseModel):
blinded_messages: List[BlindedMessage] = []
class SplitPayload(BaseModel):
proofs: List[Proof]
amount: int
output_data: MintPayloads
class CheckPayload(BaseModel):
proofs: List[Proof]
class MeltPayload(BaseModel):
proofs: List[Proof]
amount: int
invoice: str