factory/apps/enm/tasks.py

128 lines
5.3 KiB
Python

# Create your tasks here
from __future__ import absolute_import, unicode_literals
from apps.utils.tasks import CustomTask
from celery import shared_task
from apps.utils.sql import DbConnection
from server.settings import get_sysconfig
from django.core.cache import cache
from apps.enm.models import MpLog, Mpoint, MpointStat
from apps.wpm.models import SfLog
import datetime
from django.db.models import Sum
def get_current_and_previous_time():
now = datetime.datetime.now()
pre = now - datetime.timedelta(hours=1)
return now, pre
@shared_task(base=CustomTask)
def get_tag_val():
config = get_sysconfig()
with DbConnection(config['enm']['db_host'], config['enm']['db_user'], config['enm']['db_password'], config['enm']['db_database']) as cursor:
last_tag_id = cache.get('last_tag_id')
if last_tag_id is None:
mr = MpLog.objects.all().order_by('-tag_update', 'tag_id').first()
if mr is None:
last_tag_id = 0
else:
last_tag_id = mr.tag_id
cache.set('last_tag_id', last_tag_id)
cursor.execute("select id, val, tag_code, update_time from tag_value where id > %s order by id", (last_tag_id))
results = cursor.fetchall() # 获取数据后保存至本地
for row in results:
mr_one = MpLog()
mr_one.tag_id, mr_one.tag_val, mr_one.tag_code, mr_one.tag_update = row
mr_one.mpoint, _ = Mpoint.objects.get_or_create(code=mr_one.tag_code, defaults={'name': mr_one.tag_code, 'code': mr_one.tag_code, 'unit': 'unknown'})
mr_one.save()
@shared_task(base=CustomTask)
def cal_mpointstat_hour(mpointId: str, year: int, month: int, day: int, hour: int):
"""
计算某一测点, 某一时间点某一小时的统计值
"""
mpoint = Mpoint.objects.get(id=mpointId)
if mpoint.cate == 'elec': # 是否是电能
params = {'mpoint': mpoint, 'type': 'hour'}
params['year'], params['month'], params['day'], params['hour'] = year, month, day, hour
mrs = MpLog.objects.filter(
mpoint=mpoint,
tag_update__year=params['year'],
tag_update__month=params['month'],
tag_update__day=params['day'],
tag_update__hour= params['hour']).order_by('tag_update')
val = 0
if mrs.exists():
val = mrs.last().tag_val - mrs.first().tag_val
ms, _ = MpointStat.objects.get_or_create(**params, defaults=params)
ms.val = val
ms.save()
# 更新更高级别的值
sum_dict_day = MpointStat.objects.filter(type='hour', mpoint=mpoint, year=year, month=month, day=day).aggregate(sum=Sum('val'))
params_day = {'type':'day', 'mpoint': mpoint, 'year': year, 'month': month, 'day': day}
ms_day, _ = MpointStat.objects.get_or_create(**params_day, defaults=params_day)
ms_day.val = sum_dict_day['sum']
ms_day.save()
sum_dict_month = MpointStat.objects.filter(type='hour', mpoint=mpoint, year=year, month=month).aggregate(sum=Sum('val'))
params_month = {'type':'month', 'mpoint': mpoint, 'year': year, 'month': month}
ms_month, _ = MpointStat.objects.get_or_create(**params_month, defaults=params_month)
ms_month.val = sum_dict_month['sum']
ms_month.save()
sum_dict_year = MpointStat.objects.filter(type='hour', mpoint=mpoint, year=year).aggregate(sum=Sum('val'))
params_year = {'type':'year', 'mpoint': mpoint, 'year': year}
ms_year, _ = MpointStat.objects.get_or_create(**params_year, defaults=params_year)
ms_year.val = sum_dict_year['sum']
ms_year.save()
@shared_task(base=CustomTask)
def cal_mpointstats(is_now=1):
"""
计算所有测点的统计值,默认当前小时
"""
now, pre = get_current_and_previous_time()
if is_now:
for mpoint in Mpoint.objects.all():
cal_mpointstat_hour.delay(mpoint.id, now.year, now.moth, now.day, now.hour)
else:
for mpoint in Mpoint.objects.all():
cal_mpointstat_hour.delay(mpoint.id, pre.year, pre.month, pre.day, pre.hour)
def cal_sflog_en_val(sflogId: str):
"""
计算某值班记录相应能耗
"""
sflog = SfLog.objects.get(id=sflogId)
mpoints = Mpoint.objects.filter(mgroup=sflog.mgroup)
# 统计电耗
mpoints_elec = mpoints.filter(cate='elec')
elec_val = 0
params = {'mpoint': mpoint, 'tag_update__gte': sflog.create_time, 'tag_update__lt': sflog.end_time}
for mpoint in mpoints_elec:
mrs = MpLog.objects.filter(**params).order_by('tag_update')
if mrs.exists():
elec_val += mrs.last().tag_val - mrs.first().tag_val
SfLog.objects.filter(id=sflog).update(elec_val=elec_val, cal_time=datetime.datetime.now())
@shared_task(base=CustomTask)
def cal_sflogs_en_val(is_today=1):
"""
计算班组能耗值, 默认开始时间是当天的
"""
now = datetime.datetime.now()
if is_today:
sflogs = SfLog.objects.filter(start_time__year=now.year, start_time__month=now.month, start_time__day=now.day)
for i in sflogs:
cal_sflog_en_val(i.id)
else:
pre = now - datetime.timedelta(days=1)
sflogs = SfLog.objects.filter(start_time__year=pre.year, start_time__month=pre.month, start_time__day=pre.day)
for i in sflogs:
cal_sflog_en_val(i.id)