class fcoin_client(object):
def __init__(self, log_level=logging.DEBUG):
self._client = Connection(url='wss://api.fcoin.com/v2/ws',
onOpen=self._onOpen,
onMessage=self._onMessage,
onClose=self._onClose,
onError=self._onError,
log_level=log_level,
reconnect_interval=10)
self.stream = stream()
self.channel_config = []
self.channel_directory = {}
self._response_handlers = {}
self._data_handlers = {
'depth': self.stream.raiseDepth,
'candle': self.stream.raiseKline,
'ticker': self.stream.raiseTicker
}
@property
def isConnected(self):
return self._client.isConnected.is_set()
def start(self):
self._client.start()
def _onOpen(self):
if len(self.channel_config) > 0:
for item in self.channel_config:
self._subscribe(item)
def _onMessage(self, msg):
try:
data = json.loads(msg)
except json.JSONDecodeError:
# Something wrong with this data, log and discard
return
if isinstance(data, dict):
if 'topics' in data:
self._response_handler(data['topics'])
elif 'type' in data:
type = data.pop('type')
self._data_handler(type, data)
else:
pass
def _onClose(self):
pass
def _onError(self, errorMsg):
pass
@is_connected
def send(self, data):
print(data)
self._client.send(data)
@is_connected
def _subscribe(self, channel):
#{"cmd":"sub","args":["ticker.btcusdt"],"id":"1"}
if channel not in self.channel_config:
self.channel_config.append(channel)
if not isinstance(channel, list):
channel = [channel]
q = {'cmd': 'sub', 'args': channel, 'id': '1'}
payload = json.dumps(q)
self.send(payload)
def subscribe_depth(self, symbol, level):
channel = 'depth.%(level)s.%(symbol)s' % {
'symbol': symbol,
'level': level
}
self._subscribe(channel)
def subscribe_ticker(self, symbol):
channel = 'ticker.%(symbol)s' % {'symbol': symbol}
self._subscribe(channel)
def subscribe_candle(self, symbol, resolution):
channel = 'candle.%(resolution)s.%(symbol)s' % {
'symbol': symbol,
'resolution': resolution
}
self._subscribe(channel)
def _system_handler(self, data):
pass
def _response_handler(self, data):
# {"id":"1","type":"topics","topics":["depth.L20.btcusdt"]}
# {"id":"1","type":"topics","topics":["depth.L20.btcusdt","ticker.btcusdt"]}
for item in data:
channel, *_ = item.split('.')
if channel:
self.channel_directory[channel] = self._data_handlers[channel]
def _data_handler(self, type, data):
try:
channel, *_ = type.split('.')
self.channel_directory[channel](data)
except KeyError:
pass
class fcoin_client(object):
def __init__(self, log_level=logging.DEBUG):
self._client = Connection(
url="wss://api.fcoinjp.com/v2/ws",
onOpen=self._onOpen,
onMessage=self._onMessage,
onClose=self._onClose,
onError=self._onError,
log_level=log_level,
reconnect_interval=10,
)
self.stream = stream()
self.channel_config = []
self.channel_directory = {}
self._response_handlers = {}
self._data_handlers = {
"depth": self.stream.raiseDepth,
"candle": self.stream.raiseKline,
"ticker": self.stream.raiseTicker,
"trade": self.stream.raiseMarketTrades,
}
@property
def isConnected(self):
return self._client.isConnected.is_set()
def start(self):
self._client.start()
def _onOpen(self):
if len(self.channel_config) > 0:
for item in self.channel_config:
self._subscribe(item)
def _onMessage(self, msg):
try:
data = json.loads(msg)
except json.JSONDecodeError:
# Something wrong with this data, log and discard
return
if isinstance(data, dict):
if "topics" in data:
self._response_handler(data["topics"])
elif "type" in data:
type = data.pop("type")
self._data_handler(type, data)
else:
pass
def _onClose(self):
pass
def _onError(self, errorMsg):
pass
@is_connected
def send(self, data):
print(data)
self._client.send(data)
@is_connected
def _subscribe(self, channel):
# {"cmd":"sub","args":["ticker.btcusdt"],"id":"1"}
if channel not in self.channel_config:
self.channel_config.append(channel)
if not isinstance(channel, list):
channel = [channel]
q = {"cmd": "sub", "args": channel, "id": "1"}
payload = json.dumps(q)
self.send(payload)
def subscribe_depth(self, symbol, level):
channel = "depth.%(level)s.%(symbol)s" % {
"symbol": symbol,
"level": level
}
self._subscribe(channel)
def subscribe_ticker(self, symbol):
channel = "ticker.%(symbol)s" % {"symbol": symbol}
self._subscribe(channel)
def subscribe_candle(self, symbol, resolution):
channel = "candle.%(resolution)s.%(symbol)s" % {
"symbol": symbol,
"resolution": resolution,
}
self._subscribe(channel)
def subscribe_trade(self, symbol):
channel = "trade.%(symbol)s" % {"symbol": symbol}
self._subscribe(channel)
def _system_handler(self, data):
pass
def _response_handler(self, data):
# {"id":"1","type":"topics","topics":["depth.L20.btcusdt"]}
# {"id":"1","type":"topics","topics":["depth.L20.btcusdt","ticker.btcusdt"]}
for item in data:
channel, *_ = item.split(".")
if channel:
self.channel_directory[channel] = self._data_handlers[channel]
def _data_handler(self, type, data):
try:
channel, *_ = type.split(".")
self.channel_directory[channel](data)
except KeyError:
pass