def __init__(self, address, api_key=None):
super().__init__(address, api_key)
paging_params = self.get_tx_paging_params()
if paging_params is None:
raise APIError('Can\'t initialize API paging.')
else:
self.max_items_per_page = self.page_offset_step = paging_params[1]
self.total_txs_count = paging_params[2]
def get_staking(self, offset=0, limit=20):
body = json.dumps({'key': self.address, 'row': limit, 'page': offset})
response = self.request('get_staking',
body=body,
headers=self._headers,
api_key=self.api_key)
if response['code'] == 0:
return safe_decimal(response['data']['account']['balance_lock'])
elif response['code'] == 10004:
raise AddressNotExist()
else:
raise APIError(response['message'])
def _request(self, method, params):
body = json.dumps({
'jsonrpc': '2.0',
'id': 1,
'method': method,
'params': params
})
response = self.request(
# request method is not needed, it's included in body
request_method=None,
body=body,
headers=self._headers)
if response.get('error'):
raise APIError(response['error'])
return response
def get_txs(self, offset=0, limit=10, unconfirmed=False):
body = json.dumps({
'address': self.address,
'page': offset,
'row': limit
})
response = self.request('get_txs',
body=body,
headers=self._headers,
api_key=self.api_key)
if response['code'] == 0:
transfers = (self._parse_tx(t)
for t in response['data']['transfers'])
return [t for t in transfers if unconfirmed or t['confirmed']]
elif response['code'] == 10004:
raise AddressNotExist()
else:
raise APIError(response['message'])
def get_rewards(self, offset=0, limit=20):
body = json.dumps({
'address': self.address,
'row': limit,
'page': offset
})
response = self.request(
'get_rewards',
body=body,
headers=self._headers,
api_key=self.api_key
)
if response['code'] == 0:
return [self._parse_reward(r) for r in
(response['data']['list'] if response['data']['list'] is not None else [])]
elif response['code'] == 10004:
raise AddressNotExist()
else:
raise APIError(response['message'])
def get_balance(self):
body = json.dumps({
'key': self.address,
'row': 1,
'page': 0,
})
response = self.request(
'get_balance',
body=body,
headers=self._headers,
api_key=self.api_key
)
if response['code'] == 0:
return [{
'symbol': self.symbol,
'amount': to_decimal(response['data']['account']['balance'])
}]
elif response['code'] == 10004:
raise AddressNotExist()
else:
raise APIError(response['message'])
def _process_error(self, msg):
if msg == 'Invalid Cardano address!':
raise AddressNotExist()
else:
raise APIError(msg)