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sqlmodeldb.py
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sqlmodeldb.py
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from typing import Optional
from pathlib import Path
from sqlmodel import Field, Session, SQLModel, create_engine, select
import sqlalchemy
class Deal(SQLModel, table=True):
id: Optional[int] = Field(default=None, primary_key=True)
date: str
value: float
category: str
comment: str
sqlite_file_name = "networth.db"
sqlite_url = f"sqlite:///data/{sqlite_file_name}"
engine = create_engine(sqlite_url, echo=False)
def create_db_and_tables():
folder_path = Path.cwd() / 'data'
folder_path.mkdir(exist_ok=True)
SQLModel.metadata.create_all(engine)
def add_deal(date: str, value: float, category: str, comment: str):
"""Adds an entry to the table."""
deal = Deal(
date=date,
value=value,
category=category,
comment=comment
)
with Session(engine) as session:
session.add(deal)
session.commit()
def select_deals():
"""Gets all reacords from the table."""
with Session(engine) as session:
statement = select(Deal)
results = session.exec(statement)
return results.all()
def delete_deal(id_: int):
"""Deletes an entry from a given id."""
with Session(engine) as session:
statement = select(Deal).where(Deal.id == id_)
results = session.exec(statement)
try:
deal = results.one()
except sqlalchemy.exc.NoResultFound:
pass
except Exception as err:
print(repr(err))
else:
session.delete(deal)
session.commit()