mitlist/be/app/api/v1/endpoints/invites.py

65 lines
2.6 KiB
Python

import logging
from fastapi import APIRouter, Depends
from sqlalchemy.ext.asyncio import AsyncSession
from app.database import get_transactional_session
from app.auth import current_active_user
from app.models import User as UserModel
from app.schemas.invite import InviteAccept
from app.schemas.group import GroupPublic
from app.crud import invite as crud_invite
from app.crud import group as crud_group
from app.core.exceptions import (
InviteNotFoundError,
GroupNotFoundError,
GroupMembershipError,
GroupOperationError
)
logger = logging.getLogger(__name__)
router = APIRouter()
@router.post(
"/accept",
response_model=GroupPublic,
summary="Accept Group Invite",
tags=["Invites"]
)
async def accept_invite(
invite_in: InviteAccept,
db: AsyncSession = Depends(get_transactional_session),
current_user: UserModel = Depends(current_active_user),
):
"""Accepts a group invite using the provided invite code."""
logger.info(f"User {current_user.email} attempting to accept invite code: {invite_in.code}")
invite = await crud_invite.get_active_invite_by_code(db, code=invite_in.code)
if not invite:
logger.warning(f"Invalid or inactive invite code attempted by user {current_user.email}: {invite_in.code}")
raise InviteNotFoundError(invite_in.code)
group = await crud_group.get_group_by_id(db, group_id=invite.group_id)
if not group:
logger.error(f"Group {invite.group_id} not found for invite {invite_in.code}")
raise GroupNotFoundError(invite.group_id)
is_member = await crud_group.is_user_member(db, group_id=invite.group_id, user_id=current_user.id)
if is_member:
logger.warning(f"User {current_user.email} already a member of group {invite.group_id}")
raise GroupMembershipError(invite.group_id, "join (already a member)")
added_to_group = await crud_group.add_user_to_group(db, group_id=invite.group_id, user_id=current_user.id)
if not added_to_group:
logger.error(f"Failed to add user {current_user.email} to group {invite.group_id} during invite acceptance.")
raise GroupOperationError("Failed to add user to group.")
await crud_invite.deactivate_invite(db, invite=invite)
logger.info(f"User {current_user.email} successfully joined group {invite.group_id} via invite {invite_in.code}")
updated_group = await crud_group.get_group_by_id(db, group_id=invite.group_id)
if not updated_group:
logger.error(f"Could not re-fetch group {invite.group_id} after user {current_user.email} joined.")
raise GroupNotFoundError(invite.group_id)
return updated_group