def signal(request):
'''
# example request: GET localhost:8000/signal?currency=BTC&date=yyyy-mm-dd
Return value:
Returns buy or sell of currency queried for a given date, starting from 2013 up to today. If no date is given, latest available is returned.
'''
# initialize variable
search_date = ""
try:
# Get currency from request
user_currency = request.GET.get('currency', '')
# currency is required to be given in request.
if user_currency == "":
raise TrackException("Please specify a currency in your request.", "Bad Request")
my_signal = Signal(user_currency)
# Get date from request. Date is optional
user_date = request.GET.get('date', search_date)
if user_date != "":
search_date = datetime.datetime.strptime(user_date, '%Y-%m-%d')
return_message = my_signal.get_signal(search_date)
except Exception as exc:
return JsonResponse({"status_code": 409,
"status": "Conflict",
"type": type(exc).__name__,
"message": exc.__str__()})
else:
return JsonResponse(return_message)
def signal(request):
'''
# example request: GET localhost:8000/signal?currency=BTC&date=yyyy-mm-dd
Variables:
currency (str) =
date (str) = date of signal
Return value:
Returns buy or sell of currency queried for a given date, starting from 2013 up to today. If no date is given, latest available is returned.
'''
try:
# Get queries from request
user_currency = request.GET.get('currency', '')
user_date = request.GET.get('date', '')
search_date = datetime.datetime.strptime(user_date, '%Y-%m-%d')
my_signal = Signal()
return_message = my_signal.get_signal(user_currency, search_date)
except Exception as exc:
return JsonResponse({
"status_code": 409,
"status": "Conflict",
"type": type(exc).__name__,
"message": exc.__str__()
})
else:
return JsonResponse(return_message)
def update_signal(request):
'''
Updates signal and prior_period_candle for all candle objects. We can use this if we have already loaded candle data but need to update the values on its own.
sample: PATCH localhost:8000/update/signal?currency=BTC
'''
if request.method == "PATCH":
try:
# Get currency from request
user_currency = request.GET.get('currency', '')
# currency is required to be given in request.
if user_currency == "":
raise TrackException("Please specify a currency in your request.", "Bad Request")
my_signal = Signal(user_currency)
confirm_message = my_signal.update_signal()
except Exception as exc:
return JsonResponse({"status_code": 409,
"status": "Conflict",
"type": type(exc).__name__,
"message": exc.__str__()})
else:
return JsonResponse({"status_code": 202, "status": "Accepted",
"message": confirm_message}
)
else:
return JsonResponse(bad_request_default)
def update_signal(request, simulation_id=""):
'''
Updates signal and prior_period_candle for all candle objects. We can use this if we have already loaded candle data but need to update the values on its own.
Note: simulation_id is optional, if none is given, all Simulations will be re-calculated (should be used when we re-load the source, then we need to re-calculate all Sims).
sample: PATCH localhost:8000/update/1/signal?currency=BTC
'''
if request.method == "PATCH":
try:
# initiate variables
confirm_message = ""
# Get currency from request
user_currency = request.GET.get('currency', '')
# currency is required to be given in request.
if user_currency == "":
raise TrackException(
"Please specify a currency in your request.",
"Bad Request")
else:
my_signal = Signal(currency=user_currency,
simulation_id=simulation_id)
# Get prediction days from request (this is necessary only starting with sim id 4)
my_signal.prediction_days = int(request.GET.get('days', '90'))
confirm_message = my_signal.update_signal()
except Exception as exc:
return JsonResponse({
"status_code": 409,
"status": "Conflict",
"type": type(exc).__name__,
"message": exc.__str__()
})
else:
return JsonResponse({
"status_code": 202,
"status": "Accepted",
"message": confirm_message
})
else:
return JsonResponse(bad_request_default)