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Added the interface of carbon emission analysis report of meter 2

pull/118/head
tianlinzhong 2022-01-23 19:24:01 +08:00
parent 0d9b67f93c
commit 6e93bbd791
1 changed files with 10 additions and 25 deletions
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35
myems-api/reports/metercarbon.py
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@ -6,7 +6,7 @@ import config
from datetime import datetime, timedelta, timezone
from core import utilities
from decimal import Decimal
import excelexporters.metercost
import excelexporters.metercarbon
class Reporting:
@ -24,10 +24,10 @@ class Reporting:
# Step 1: valid parameters
# Step 2: query the meter and carbon
# Step 3: query associated points
# Step 4: query base period carbon consumption
# Step 4: query base period energy consumption
# Step 5: query base period carbon Emission
# Step 6: query reporting period energy consumption
# Step 7: query reporting period energy cost
# Step 7: query reporting period carbon emission
# Step 8: query tariff data
# Step 9: query associated points data
# Step 10: construct the report
@ -140,9 +140,6 @@ class Reporting:
cnx_carbon = mysql.connector.connect(**config.myems_carbon_db)
cursor_carbon = cnx_carbon.cursor()
cnx_billing = mysql.connector.connect(**config.myems_billing_db)
cursor_billing = cnx_billing.cursor()
cnx_historical = mysql.connector.connect(**config.myems_historical_db)
cursor_historical = cnx_historical.cursor()
if meter_id is not None:
@ -167,12 +164,6 @@ class Reporting:
cursor_carbon.close()
if cnx_carbon:
cnx_carbon.disconnect()
if cursor_billing:
cursor_billing.close()
if cnx_billing:
cnx_billing.disconnect()
if cursor_historical:
cursor_historical.close()
if cnx_historical:
@ -204,7 +195,7 @@ class Reporting:
point_list.append({"id": row[0], "name": row[1], "units": row[2], "object_type": row[3]})
################################################################################################################
# Step 4: query base period carbon consumption
# Step 4: query base period energy consumption
################################################################################################################
query = (" SELECT start_datetime_utc, actual_value "
" FROM tbl_meter_hourly "
@ -255,8 +246,8 @@ class Reporting:
" AND start_datetime_utc >= %s "
" AND start_datetime_utc < %s "
" ORDER BY start_datetime_utc ")
cursor_billing.execute(query, (meter['id'], base_start_datetime_utc, base_end_datetime_utc))
rows_meter_hourly = cursor_billing.fetchall()
cursor_carbon.execute(query, (meter['id'], base_start_datetime_utc, base_end_datetime_utc))
rows_meter_hourly = cursor_carbon.fetchall()
rows_meter_periodically = utilities.aggregate_hourly_data_by_period(rows_meter_hourly,
base_start_datetime_utc,
@ -317,7 +308,7 @@ class Reporting:
reporting['total_in_kgco2e'] += actual_value * meter['kgco2e']
################################################################################################################
# Step 7: query reporting period carbon cost
# Step 7: query reporting period carbon emission
################################################################################################################
query = (" SELECT start_datetime_utc, actual_value "
" FROM tbl_meter_hourly "
@ -325,8 +316,8 @@ class Reporting:
" AND start_datetime_utc >= %s "
" AND start_datetime_utc < %s "
" ORDER BY start_datetime_utc ")
cursor_billing.execute(query, (meter['id'], reporting_start_datetime_utc, reporting_end_datetime_utc))
rows_meter_hourly = cursor_billing.fetchall()
cursor_carbon.execute(query, (meter['id'], reporting_start_datetime_utc, reporting_end_datetime_utc))
rows_meter_hourly = cursor_carbon.fetchall()
rows_meter_periodically = utilities.aggregate_hourly_data_by_period(rows_meter_hourly,
reporting_start_datetime_utc,
@ -442,12 +433,6 @@ class Reporting:
cursor_carbon.close()
if cnx_carbon:
cnx_carbon.disconnect()
if cursor_billing:
cursor_billing.close()
if cnx_billing:
cnx_billing.disconnect()
if cursor_historical:
cursor_historical.close()
if cnx_historical:
@ -486,7 +471,7 @@ class Reporting:
}
# export result to Excel file and then encode the file to base64 string
result['excel_bytes_base64'] = \
excelexporters.metercost.export(result,
excelexporters.metercarbon.export(result,
meter['name'],
reporting_period_start_datetime_local,
reporting_period_end_datetime_local,