Files
ds-chat/backend/app/services/message_service.py
T
ksmithandClaude Sonnet 5 99aa029c0d Phase 1: auth, room CRUD, WebSocket chat, PWA frontend
Invite-only FastAPI + SQLAlchemy(async) + Postgres backend (session-cookie
auth via CLI-provisioned accounts, open-room CRUD, single-instance /ws/chat)
and a React + Vite PWA frontend (login, room list, chat view). Backend tests
pass against a local Postgres DB. See README.md and backend/README.md for
setup, and ARCHITECTURE.md for the full phased design.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-08-13 20:01:17 -06:00

31 lines
774 B
Python

import uuid
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession
from app.models import Message
async def create_message(
db: AsyncSession, room_id: uuid.UUID, user_id: uuid.UUID, content: str
) -> Message:
message = Message(room_id=room_id, user_id=user_id, content=content)
db.add(message)
await db.commit()
await db.refresh(message)
return message
async def list_recent_messages(
db: AsyncSession, room_id: uuid.UUID, limit: int = 50
) -> list[Message]:
result = await db.execute(
select(Message)
.where(Message.room_id == room_id)
.order_by(Message.created_at.desc())
.limit(limit)
)
messages = list(result.scalars().all())
messages.reverse()
return messages