40 lines
1.3 KiB
Python
40 lines
1.3 KiB
Python
from typing import TYPE_CHECKING
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from django.apps import AppConfig
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from django.db.backends.signals import connection_created
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from django.db.backends.sqlite3.base import DatabaseWrapper
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from django.dispatch import receiver
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if TYPE_CHECKING:
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from django.db.backends.utils import CursorWrapper
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class FeedVaultConfig(AppConfig):
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"""FeedVault app configuration."""
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default_auto_field: str = "django.db.models.BigAutoField"
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name: str = "feedvault"
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def ready(self) -> None:
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# Make sure the signals are imported so they get used.
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import feedvault.signals # noqa: F401, PLC0415
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@receiver(signal=connection_created)
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def activate_wal(sender: DatabaseWrapper, connection: DatabaseWrapper, **kwargs: dict) -> None:
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"""Activate Write-Ahead Logging (WAL) for SQLite databases.
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WAL mode allows for concurrent reads and writes to the database.
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We do this in apps.py because it is the earliest point in the
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application startup process where we can be sure that the database
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connection has been created.
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Args:
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sender: The sender of the signal.
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connection: The connection to the database.
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kwargs: Additional keyword arguments.
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"""
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if connection.vendor == "sqlite":
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cursor: CursorWrapper = connection.cursor()
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cursor.execute(sql="PRAGMA journal_mode=WAL;")
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