Files
cief-dashboard/apps/update_data.py
T

107 lines
3.5 KiB
Python

from app import *
from apps.data import get_data
import pickle
import os.path
from googleapiclient.discovery import build
from google_auth_oauthlib.flow import InstalledAppFlow
from google.auth.transport.requests import Request
def google_sheet_api_check(SCOPES):
token_file='data/google_sheet/token.pickle'
credentials_file='data/google_sheet/credentials.json'
creds = None
# The file token.pickle stores the user's access and refresh tokens, and is
# created automatically when the authorization flow completes for the first
# time.
if os.path.exists(token_file):
with open(token_file, 'rb') as token:
creds = pickle.load(token)
# If there are no (valid) credentials available, let the user log in.
if not creds or not creds.valid:
if creds and creds.expired and creds.refresh_token:
creds.refresh(Request())
else:
flow = InstalledAppFlow.from_client_secrets_file(
credentials_file, SCOPES)
creds = flow.run_local_server(port=0)
# Save the credentials for the next run
with open(token_file, 'wb') as token:
pickle.dump(creds, token)
return creds
def google_sheet_to_dataframe(SCOPES,SPREADSHEET_ID,RANGE_NAME):
creds=google_sheet_api_check(SCOPES)
service = build('sheets', 'v4', credentials=creds)
# Call the Sheets API
sheet = service.spreadsheets()
result = sheet.values().get(spreadsheetId=SPREADSHEET_ID,
range=RANGE_NAME).execute()
values = result.get('values', [])
if not values:
print('No data found.')
else:
data = result.get('values')
df = pd.DataFrame(data)
return df
def download_data(saved_csv):
SCOPES = ['https://www.googleapis.com/auth/spreadsheets.readonly']
google_sheet_id = '1qIDhtfoMWANpRSsW8TVeNwWT6kkBr2OcgYUhuiQXJPE'
sheet_name = 'Current Marking'
df=google_sheet_to_dataframe(SCOPES,google_sheet_id,sheet_name)
column_names=df.iloc[0,:].to_list()
df=df.iloc[1:,:]
df.columns=column_names
df.to_csv(saved_csv,index=False)
def preprocess_billing(input_csv, output_csv):
# read bill sheet
df=pd.read_csv(input_csv)
df=df.loc[:,['Date', 'Marking', 'Company Name']]
df.rename(columns={'Company Name':'Name'}, inplace=True)
df['Date']=pd.to_datetime(df['Date'], errors='coerce').fillna(method='pad')
# remove na in marking
df=df.where(df['Marking'].str.contains("/")).dropna(subset=['Marking'])
# remove space
replace={" +":""}
df.replace(replace,regex=True,inplace=True)
# extract marking
df['Marking']=df['Marking'].str.extract("(CIEF/\w+)", expand=False)
df.drop_duplicates(inplace=True)
df.to_csv(output_csv, index=False)
# layout
layout = html.Div([
dcc.Interval(
id='input-interval',
# 1 hour
interval=60*60*1000, # in milliseconds
n_intervals=0)
])
# live update
@app.callback(
Output('data', 'data'),
Input('input-interval', 'n_intervals'),
State('data', 'data'))
def update_output(n_interval, data):
try:
# download data from google sheet to local file
download_data('data/billing0.csv')
# preprocess data and save to local file
preprocess_billing('data/billing0.csv', 'data/billing1.csv')
data=get_data()
print('reloaded')
return(data)
except Exception as e:
print('There was an error processing data.')
print(e)
raise(PreventUpdate)