Files
mealie/mealie/db/models/_model_base.py

39 lines
1.4 KiB
Python

from datetime import datetime
from sqlalchemy import Integer
from sqlalchemy.orm import DeclarativeBase, Mapped, declared_attr, mapped_column, synonym
from text_unidecode import unidecode
from ._model_utils.datetime import NaiveDateTime, get_utc_now
class SqlAlchemyBase(DeclarativeBase):
id: Mapped[int] = mapped_column(Integer, primary_key=True)
created_at: Mapped[datetime | None] = mapped_column(NaiveDateTime, default=get_utc_now, index=True)
update_at: Mapped[datetime | None] = mapped_column(NaiveDateTime, default=get_utc_now, onupdate=get_utc_now)
@declared_attr
def updated_at(cls) -> Mapped[datetime | None]:
return synonym("update_at")
@classmethod
def normalize(cls, val: str) -> str:
# We cap the length to 255 to prevent indexes from being too long; see:
# https://www.postgresql.org/docs/current/btree.html
return unidecode(val).lower().strip()[:255]
class BaseMixins:
"""
`self.update` method which directly passing arguments to the `__init__`
"""
def update(self, *args, **kwargs):
self.__init__(*args, **kwargs)
# sqlalchemy doesn't like this method to remove all instances of a 1:many relationship,
# so we explicitly check for that here
for k, v in kwargs.items():
if hasattr(self, k) and v == []:
setattr(self, k, v)