class Account(object):
key = eoslib.N(b'account')
def __init__(self, scope, balance=0):
self.scope = scope
if balance == 0:
self.load()
else:
self.balance = balance
def isEmpty(self):
return self.balance == 0
def store(self):
eoslib.store_u64(self.scope, table, Account.key, self.balance)
def load(self):
self.balance = eoslib.load_u64(self.scope, code, table, Account.key)
def apply(name, type):
# print('hello from python apply',name,type)
print(eoslib.n2s(name),eoslib.n2s(type))
if type == eoslib.N(b'transfer'):
msg = eoslib.readMessage()
result = struct.unpack('QQQ', msg)
# print(result)
from_ = result[0]
to_ = result[1]
amount = result[2]
eoslib.requireAuth(from_);
eoslib.requireNotice(from_);
eoslib.requireNotice(to_)
from_ = Account(from_)
to_ = Account(to_)
if from_.balance >= amount:
from_.balance -= amount
to_.balance += amount
from_.store()
to_.store()
if __name__ == '__main__':
import eoslib_dummy as eoslib
else:
import eoslib
import struct
import logging
print = logging.info
code = eoslib.N(b'currency')
table = eoslib.N(b'account')
class Account(object):
key = eoslib.N(b'account')
def __init__(self, scope, balance=0):
self.scope = scope
if balance == 0:
self.load()
else:
self.balance = balance
def isEmpty(self):
return self.balance == 0
def store(self):
eoslib.store_u64(self.scope, table, Account.key, self.balance)
def load(self):
self.balance = eoslib.load_u64(self.scope, code, table, Account.key)
def init():
print('hello from currency.init')
a = Account(code)
# avoid overwrite balance already exists.
if a.balance == 0: