Files
gogo-telefon/gogo/db.py
Senad Uka e855650f09 M1: backend core + proposal engine
- FastAPI skeleton, SQLAlchemy models (§13), Alembic initial migration
- SchedulingProvider interface with google_calendar (free/busy read-only),
  partner_api (Appendix B client) and mock implementations
- Proposal engine: create → provider-routed delivery → owner actions
  (resolve/confirm+SMS/reject) → expiry + reminders (§9)
- Signed single-use action links, .ics METHOD:REQUEST attachment
- Partner outcome webhook with HMAC verification + polling fallback
- SmsProvider (console) with Bosnian templates (§5.5), EmailProvider (console/SMTP)
- Fake partner API server in tests/ — Appendix B reference implementation
- 43 tests: slot math, proposal lifecycle, action links, partner contract

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-11 09:45:06 +02:00

44 lines
1.1 KiB
Python

"""Async SQLAlchemy engine/session setup."""
from collections.abc import AsyncIterator
from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker, create_async_engine
from sqlalchemy.orm import DeclarativeBase
from gogo.config import get_settings
class Base(DeclarativeBase):
pass
_engine = None
_sessionmaker: async_sessionmaker[AsyncSession] | None = None
def get_engine():
global _engine, _sessionmaker
if _engine is None:
_engine = create_async_engine(get_settings().database_url, pool_pre_ping=True)
_sessionmaker = async_sessionmaker(_engine, expire_on_commit=False)
return _engine
def get_sessionmaker() -> async_sessionmaker[AsyncSession]:
get_engine()
assert _sessionmaker is not None
return _sessionmaker
async def get_session() -> AsyncIterator[AsyncSession]:
"""FastAPI dependency."""
async with get_sessionmaker()() as session:
yield session
def reset_engine() -> None:
"""Test helper: force re-creation of the engine (e.g. after settings change)."""
global _engine, _sessionmaker
_engine = None
_sessionmaker = None