async def call_api():
async with websockets.connect(url) as websocket:
# authenticate
await websocket.send(self.getAuthenticationJson())
while websocket.open:
response = await websocket.recv()
j = json.loads(response)
if self.isErrorResponse("authentication", j):
return
# look up the tick size based on symbol
await websocket.send(self.getInstrumentsJson(self.currency)
)
response = await websocket.recv()
j = json.loads(response)
if self.isErrorResponse("instrument request", j):
return
precision = next(
(item for item in j.get("result")
if item["instrument_name"] == alert.symbol),
None).get("tick_size")
# get the account information
await websocket.send(self.getAccountInfoJson(self.currency)
)
response = await websocket.recv()
j = json.loads(response)
if self.isErrorResponse("account info request", j):
return
accountInfo = j.get("result")
for block in alert.blocks:
if block and block.type:
if block.wait:
self.logger.info("Waiting %s seconds",
block.wait)
time.sleep(int(block.wait))
self.logger.info("Executing Block: %s",
block.type.value)
if block.type == BlockType.CANCEL_ORDER:
await self.cancelOrder(websocket, alert, block)
elif block.type == BlockType.CLOSE_POSITION:
await self.closePosition(
websocket, precision, alert, block)
elif block.type == BlockType.STANDARD_ORDER:
await self.trade(websocket, precision,
accountInfo, alert, block)
elif block.type == BlockType.PLUGIN:
continueProcessingBlocks = PluginLoader.processPluginBlock(
alert, block)
if not continueProcessingBlocks:
self.logger.warning(
"Plugin %s returned False, skipping remaining blocks for alert",
block.plugin)
return
# close the websocket
await websocket.close()
def processAlert(self, alert):
if not alert.blocks:
self.logger.error("No blocks found for alert")
return
for block in alert.blocks:
if block and block.type:
if block.wait:
self.logger.info("Waiting %s seconds", block.wait)
time.sleep(int(block.wait))
self.logger.info("Executing Block: %s", block.type.value)
if block.type == BlockType.CANCEL_ORDER:
self.cancelOrders(alert, block)
elif block.type == BlockType.CLOSE_POSITION:
self.closePosition(alert, block)
elif block.type == BlockType.STANDARD_ORDER:
self.trade(alert, block)
elif block.type == BlockType.ADJUST_POSITION:
self.adjustPosition(alert, block)
elif block.type == BlockType.PLUGIN:
continueProcessingBlocks = PluginLoader.processPluginBlock(
alert, block)
if not continueProcessingBlocks:
self.logger.warning(
"Plugin %s returned False, skipping remaining blocks for alert",
block.plugin)
return
