CostHive/app/utils/database_utils.py
Lunaresk f26dee5489 minor: insert primitive possibility for invoice
It's ugly. Future updates will make it more beautiful.
2022-03-23 13:45:45 +01:00

83 lines
4.3 KiB
Python

from app import db, LOGGER
from app.models import Bought, Establishment, Item, LoginToken, User
from app.utils.view_utils import bought_with_prices as bwp
from copy import deepcopy
from datetime import date as dtdate, timedelta
from flask_login import current_user
from psycopg2 import errors
from random import choice as rndchoice
from sqlalchemy import and_, text
from sqlalchemy.dialects.postgresql import insert
from string import ascii_letters, digits
def insert_bought_items(token: str, items: dict, date: str = None):
if not date:
date = dtdate.today()
for item, amount in deepcopy(items).items():
query_insert = insert(Bought).values(token=token, item=int(item), date=date, amount=int(amount))
query_insert = query_insert.on_conflict_do_update("bought_pkey", set_=dict(amount=text(f'bought.amount + {amount}')))
try:
db.session.execute(query_insert)
db.session.commit()
except errors.ForeignKeyViolation as e:
db.session.rollback()
except Exception as e:
db.session.rollback()
LOGGER.exception("")
else:
del(items[item])
return {'user':token, 'date': date, 'items': items} if items else {}
def get_report(**kwargs):
query_select = db.session.query(bwp.c.token, User.username, bwp.c.date, bwp.c.item, Item.name, bwp.c.amount, bwp.c.price)
query_select = query_select.select_from(bwp).join(LoginToken, LoginToken.token==bwp.c.token).join(User, LoginToken.user==User.id).join(Item, Item.id==bwp.c.item)
match kwargs:
case {"token": token}:
LOGGER.debug("Token present")
query_select = query_select.filter_by(token == token)
case {"establishment": establishment}:
LOGGER.debug("Establishment present")
if current_user.id == Establishment.query.get(int(establishment)).owner:
_filter = db.session.query(LoginToken.token).filter_by(establishment = int(establishment))
else:
_filter = db.session.query(LoginToken.token).filter_by(establishment = int(establishment), user=current_user.id)
query_select = query_select.filter(bwp.c.token.in_(_filter))
# LOGGER.debug(str(query_select))
match kwargs:
case {"month": month}:
LOGGER.debug("Month present")
year = kwargs["year"] if "year" in kwargs else dtdate.today().year
query_select = query_select.filter(bwp.c.date.between(dtdate(int(year), int(month), 1), dtdate(int(year), int(month)+1, 1)-timedelta(days=1)))
case {"year": year}:
LOGGER.debug("Year present")
query_select = query_select.filter(bwp.c.date.between(dtdate(int(year), 1, 1), dtdate(int(year), 12, 31)))
query_select = query_select.order_by(bwp.c.token, bwp.c.date, bwp.c.item)
# LOGGER.debug(str(query_select))
results = query_select.all()
return tuple(results)
def get_unregistered_and_register(intEstablishment: int):
LOGGER.debug("Getting unregistered")
establishment = Establishment.query.get(intEstablishment)
if current_user.id != establishment.owner:
LOGGER.debug("!!!Wrong User!!!")
return False
query_select = db.session.query(bwp.c.token, User.username, bwp.c.date, bwp.c.item, Item.name, bwp.c.amount, bwp.c.price)
query_select = query_select.select_from(bwp).join(LoginToken, LoginToken.token==bwp.c.token).join(User, LoginToken.user==User.id)
query_select = query_select.join(Item, Item.id==bwp.c.item).join(Bought, and_(Bought.token==bwp.c.token, Bought.item==bwp.c.item, Bought.date==bwp.c.date))
query_select = query_select.filter(bwp.c.token.in_(db.session.query(LoginToken.token).filter_by(establishment = intEstablishment)))
query_select = query_select.filter(Bought.registered == False)
query_select = query_select.order_by(bwp.c.token, bwp.c.date, bwp.c.item)
results = query_select.all()
unregistered_boughts = establishment.Bought.filter_by(registered = False).all()
for x in unregistered_boughts:
x.registered = True
db.session.commit()
return results
def generate_token(length = 15, allowed_chars = ascii_letters + digits):
new_token = "".join((rndchoice(allowed_chars) for i in range(length)))
if not LoginToken.query.filter_by(token=new_token).first():
return new_token
return generate_token()