def get_message_alert(alert):
"""
Returns an alert mesage represetnation
"""
measurement = get_measurement_from_rule(alert.alert)
return "At site %s \n %s is %s %s%s" % (alert.site, get_measurement_verbose_name(measurement),
alert.alert.get_operator_display(), alert.alert.value,
get_measurement_unit(measurement))
def get_latest_bom_data(request):
"""
Returns the latest information of a site to be displayed in the status card
The data is got from the influx db
"""
# getting current site and latest rmc status object
site_id = request.POST.get('siteId')
site = Sesh_Site.objects.filter(id=site_id).first()
# The measurement list contains attributes to be displayed in the status card,
measurement_list = get_status_card_items(site)
if measurement_list != 0:
latest_points = get_measurements_latest_point(site, measurement_list)
latest_point_data = []
# If the points exist and the points returned are equal to the items in measurement list
for measurement, point in latest_points.items():
latest_point_data.append({"item":get_measurement_verbose_name(measurement),
"value":str(round(latest_points[measurement]['value'], 2))
+ get_measurement_unit(measurement)
})
if 'last_contact' in measurement_list:
# Adding the last contact from the rmc status
rmc_latest = RMC_status.objects.filter(site=site).last()
if rmc_latest:
last_contact = rmc_latest.minutes_last_contact
last_contact_seconds = last_contact * 60
last_contact = time_utils.format_timesince_seconds(last_contact_seconds)
latest_point_data.append({"item":"Last Contact", "value": last_contact})
else:
logger.debug("No rmc_status points for site ")
return HttpResponse(json.dumps(latest_point_data))
def graphs(request):
"""
Returns json, containing data that is used in data analysis graphs
"""
results = []
# Getting values from Post request
time = request.GET.get('time', '') # This is the time range it has to be: 24h, 7d or 30d
choices = request.GET.getlist('choice[]')
active_id = request.GET.get('active_site_id', None)
start_time = request.GET.get('start_time', datetime.now() - timedelta(weeks=1))
end_time = request.GET.get('end_time', datetime.now())
resolution = request.GET.get('resolution', '1h')
current_site = Sesh_Site.objects.filter(id=active_id).first()
if (not current_site) or current_site.organisation != request.user.organisation:
return HttpResponseBadRequest("Invalid site id, No site was found for the given site id")
time_delta_dict = {'24h':{'hours':24},
'7d': {'days':7},
'30d':{'days':30},
}
time_bucket_dict = {'24h':'1h',
'7d':'1d',
'30d':'5d',
}
# processing post request values to be used in the influx queries
for choice in choices:
choice_dict = {}
choice_dict['measurement'] = choice
#time_delta = time_delta_dict[time]
#time_bucket= time_bucket_dict[time]
choice_dict['si_unit'] = get_measurement_unit(choice)
# Gettting the values of the given element
client = Influx()
query_results = client.get_measurement_range_bucket(choice, start_time, end_time, group_by=resolution)
#looping into values
choice_data = []
for result in query_results:
choice_data_dict = {}
result_time = parser.parse(result['time'])
result_time = get_epoch_from_datetime(result_time)
if result['mean'] is not None:
result_value = round(result['mean'], 2)
else:
result_value = 0
choice_data_dict['time'] = result_time
choice_data_dict['value'] = result_value
choice_data.append([result_time, result_value])
choice_dict['data'] = choice_data
results.append(choice_dict)
return HttpResponse(json.dumps(results))
