lbry-sdk/torba/basemanager.py
2018-08-30 11:50:11 -04:00

84 lines
2.7 KiB
Python

import logging
from typing import Type, MutableSequence, MutableMapping
from twisted.internet import defer
from torba.baseledger import BaseLedger, LedgerRegistry
from torba.wallet import Wallet, WalletStorage
from torba.constants import COIN
log = logging.getLogger(__name__)
class BaseWalletManager:
def __init__(self, wallets: MutableSequence[Wallet] = None,
ledgers: MutableMapping[Type[BaseLedger], BaseLedger] = None) -> None:
self.wallets = wallets or []
self.ledgers = ledgers or {}
self.running = False
@classmethod
def from_config(cls, config: dict) -> 'BaseWalletManager':
manager = cls()
for ledger_id, ledger_config in config.get('ledgers', {}).items():
manager.get_or_create_ledger(ledger_id, ledger_config)
for wallet_path in config.get('wallets', []):
wallet_storage = WalletStorage(wallet_path)
wallet = Wallet.from_storage(wallet_storage, manager)
manager.wallets.append(wallet)
return manager
def get_or_create_ledger(self, ledger_id, ledger_config=None):
ledger_class = LedgerRegistry.get_ledger_class(ledger_id)
ledger = self.ledgers.get(ledger_class)
if ledger is None:
ledger = ledger_class(ledger_config or {})
self.ledgers[ledger_class] = ledger
return ledger
def import_wallet(self, path):
storage = WalletStorage(path)
wallet = Wallet.from_storage(storage, self)
self.wallets.append(wallet)
return wallet
@defer.inlineCallbacks
def get_detailed_accounts(self, confirmations=6, show_seed=False):
ledgers = {}
for i, account in enumerate(self.accounts):
details = yield account.get_details(confirmations=confirmations, show_seed=True)
details['is_default_account'] = i == 0
ledger_id = account.ledger.get_id()
ledgers.setdefault(ledger_id, [])
ledgers[ledger_id].append(details)
return ledgers
@property
def default_wallet(self):
for wallet in self.wallets:
return wallet
@property
def default_account(self):
for wallet in self.wallets:
return wallet.default_account
@property
def accounts(self):
for wallet in self.wallets:
for account in wallet.accounts:
yield account
@defer.inlineCallbacks
def start(self):
self.running = True
yield defer.DeferredList([
l.start() for l in self.ledgers.values()
])
@defer.inlineCallbacks
def stop(self):
yield defer.DeferredList([
l.stop() for l in self.ledgers.values()
])
self.running = False