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Believethehype
2024-08-20 18:33:32 +02:00
parent 20bf8031d0
commit eaa41aa75a
2 changed files with 768 additions and 4 deletions
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71
nostr_dvm/utils/nut_wallet_utils.py
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@@ -28,6 +28,7 @@ class NutWallet(object):
self.a: str = ""
self.legacy_encryption: bool = False # Use Nip04 instead of Nip44, for reasons, turn to False ASAP.
self.trust_unknown_mints: bool = False
self.missing_balance_strategy: str = "mint" #swap to use existing tokens from other mints (fees!) or mint to mint from lightning
class NutMint(object):
@@ -45,6 +46,7 @@ class NutMint(object):
return balance
class NutZapWallet:
async def client_connect(self, relay_list):
@@ -519,10 +521,19 @@ class NutZapWallet:
return await self.update_nut_wallet(nut_wallet, [mint_url], client, keys)
async def handle_low_balance_on_mint(self, nut_wallet, mint_url, mint, amount, client, keys):
mint_amount = amount - mint.available_balance()
reserved_fees = 0
await self.mint_cashu(nut_wallet, mint_url, client, keys, mint_amount+reserved_fees)
async def handle_low_balance_on_mint(self, nut_wallet, outgoing_mint_url, mint, amount, client, keys):
required_amount = amount - mint.available_balance()
if nut_wallet.missing_balance_strategy == "mint":
await self.mint_cashu(nut_wallet, outgoing_mint_url, client, keys, required_amount)
elif nut_wallet.missing_balance_strategy == "swap":
for nutmint in nut_wallet.nutmints:
estimated_fees = 3
if nutmint.available_balance() > required_amount+estimated_fees:
await self.swap(required_amount, nutmint.mint_url, outgoing_mint_url)
break
async def send_nut_zap(self, amount, comment, nut_wallet: NutWallet, zapped_event, zapped_user, client: Client,
@@ -766,6 +777,58 @@ class NutZapWallet:
total_amount - estimated_fees) + " (Fees: " + str(estimated_fees) + ") " + nut_wallet.unit
+ bcolors.ENDC)
async def swap(self, amountinsats, outgoing_mint_url, incoming_mint_url):
from cashu.wallet.cli.cli_helpers import print_mint_balances
from cashu.wallet.wallet import Wallet
# print("Select the mint to swap from:")
# outgoing_wallet = await get_mint_wallet(ctx, force_select=True)
outgoing_wallet = await Wallet.with_db(
url=outgoing_mint_url,
db="db/Sender",
name="sender",
)
print("Select the mint to swap to:")
# incoming_wallet = await get_mint_wallet(ctx, force_select=True)
incoming_wallet = await Wallet.with_db(
url=incoming_mint_url,
db="db/Receiver",
name="reeciver",
)
await incoming_wallet.load_mint()
await outgoing_wallet.load_mint()
if incoming_wallet.url == outgoing_wallet.url:
raise Exception("mints for swap have to be different")
print("Incoming Mint units: " + incoming_wallet.unit.name)
assert amountinsats > 0, "amount is not positive"
# request invoice from incoming mint
invoice = await incoming_wallet.request_mint(amountinsats)
# pay invoice from outgoing mint
quote = await outgoing_wallet.melt_quote(invoice.bolt11)
total_amount = quote.amount + quote.fee_reserve
if outgoing_wallet.available_balance < total_amount:
raise Exception("balance too low")
send_proofs, fees = await outgoing_wallet.select_to_send(
outgoing_wallet.proofs, total_amount, set_reserved=True
)
await outgoing_wallet.melt(
send_proofs, invoice.bolt11, quote.fee_reserve, quote.quote
)
# mint token in incoming mint
await incoming_wallet.mint(amountinsats, id=invoice.id)
await incoming_wallet.load_proofs(reload=True)
await print_mint_balances(incoming_wallet, show_mints=True)
async def set_profile(self, name, about, lud16, image, client, keys):
metadata = Metadata() \
.set_name(name) \