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feat: taproot asset backend #815

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feat: taproot asset backend #815

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d64f48d
add taproot asset backend and thb unit
AlbiziaLebbeck Oct 26, 2025
1dfc4e2
define asset_id and peer_pub at env
pruks-dev Oct 30, 2025
f5d31ba
update example env for taproot
pruks-dev Oct 30, 2025
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10 changes: 10 additions & 0 deletions .env.example
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Original file line number Diff line number Diff line change
Expand Up @@ -106,6 +106,16 @@ MINT_CORELIGHTNING_REST_CERT="./clightning-2-rest/certificate.pem"
MINT_LNBITS_ENDPOINT=https://legend.lnbits.com
MINT_LNBITS_KEY=yourkeyasdasdasd

# Use with TapRestWallet
MINT_TAP_REST_ENDPOINT=https://127.0.0.1:8080
MINT_TAP_REST_CERT="/home/litd/.lnd/tls.cert"
MINT_TAP_REST_LND_MACAROON="/home/litd/.lnd/data/chain/bitcoin/regtest/admin.macaroon"
MINT_TAP_REST_TAP_MACAROON="/home/litd/.tapd/data/regtest/admin.macaroon"
MINT_TAP_REST_ASSET_ID=""
MINT_TAP_REST_PEER_PUBKEY=""

# Use with CLNRestWallet

# Use with BlinkWallet
MINT_BLINK_KEY=blink_abcdefgh

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9 changes: 6 additions & 3 deletions cashu/core/base.py
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Expand Up @@ -551,6 +551,7 @@ class Unit(Enum):
usd = 2
eur = 3
btc = 4
thb = 5
auth = 999

def str(self, amount: int | float) -> str:
Expand All @@ -562,6 +563,8 @@ def str(self, amount: int | float) -> str:
return f"${amount/100:.2f} USD"
elif self == Unit.eur:
return f"{amount/100:.2f} EUR"
elif self == Unit.thb:
return f"{amount/100:.2f} THB"
elif self == Unit.btc:
return f"{amount/1e8:.8f} BTC"
elif self == Unit.auth:
Expand Down Expand Up @@ -601,7 +604,7 @@ def to(self, to_unit: Unit, round: Optional[str] = None):
return self

def to_float_string(self) -> str:
if self.unit == Unit.usd or self.unit == Unit.eur:
if self.unit == Unit.usd or self.unit == Unit.eur or self.unit == Unit.thb:
return self.cents_to_usd()
elif self.unit == Unit.sat:
return self.sat_to_btc()
Expand All @@ -612,7 +615,7 @@ def to_float_string(self) -> str:

@classmethod
def from_float(cls, amount: float, unit: Unit) -> "Amount":
if unit == Unit.usd or unit == Unit.eur:
if unit == Unit.usd or unit == Unit.eur or Unit.thb:
return cls(unit, int(round(amount * 100)))
elif unit == Unit.sat:
return cls(unit, int(round(amount * 1e8)))
Expand All @@ -633,7 +636,7 @@ def msat_to_btc(self) -> str:
return f"{sat_amount.amount/1e8:.8f}"

def cents_to_usd(self) -> str:
if self.unit != Unit.usd and self.unit != Unit.eur:
if self.unit != Unit.usd and self.unit != Unit.eur and self.unit != Unit.thb:
raise Exception("Amount must be in cents")
return f"{self.amount/100:.2f}"

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13 changes: 13 additions & 0 deletions cashu/core/settings.py
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Expand Up @@ -95,6 +95,7 @@ class MintBackends(MintSettings):
mint_backend_bolt11_msat: str = Field(default="")
mint_backend_bolt11_usd: str = Field(default="")
mint_backend_bolt11_eur: str = Field(default="")
mint_backend_bolt11_thb: str = Field(default="")

mint_lnbits_endpoint: str = Field(default=None)
mint_lnbits_key: str = Field(default=None)
Expand Down Expand Up @@ -168,6 +169,7 @@ class FakeWalletSettings(MintSettings):
fakewallet_balance_sat: int = Field(default=1337)
fakewallet_balance_usd: int = Field(default=1337)
fakewallet_balance_eur: int = Field(default=1337)
fakewallet_balance_thb: int = Field(default=1337)


class MintInformation(CashuSettings):
Expand Down Expand Up @@ -237,6 +239,16 @@ class LndRestFundingSource(MintSettings):
mint_lnd_enable_mpp: bool = Field(default=True)


class TapRestFundingSource(MintSettings):
mint_tap_rest_endpoint: Optional[str] = Field(default=None)
mint_tap_rest_cert: Optional[str] = Field(default=None)
mint_tap_rest_cert_verify: bool = Field(default=True)
mint_tap_rest_lnd_macaroon: Optional[str] = Field(default=None)
mint_tap_rest_tap_macaroon: Optional[str] = Field(default=None)
mint_tap_rest_asset_id: Optional[str] = Field(default=None)
mint_tap_rest_peer_pubkey: Optional[str] = Field(default=None)


class LndRPCFundingSource(MintSettings):
mint_lnd_rpc_endpoint: Optional[str] = Field(default=None)
mint_lnd_rpc_cert: Optional[str] = Field(default=None)
Expand Down Expand Up @@ -288,6 +300,7 @@ class Settings(
EnvSettings,
LndRPCFundingSource,
LndRestFundingSource,
TapRestFundingSource,
CoreLightningRestFundingSource,
CLNRestFundingSource,
FakeWalletSettings,
Expand Down
1 change: 1 addition & 0 deletions cashu/lightning/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
from .lnbits import LNbitsWallet # noqa: F401
from .lnd_grpc.lnd_grpc import LndRPCWallet # noqa: F401
from .lndrest import LndRestWallet # noqa: F401
from .taprest import TapRestWallet # noqa: F401
from .strike import StrikeWallet # noqa: F401

backend_settings = [
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