Files
Messenger/app/chats/router.py
benya a4d7294628
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feat(chats): add role-based member management APIs
- add owner/admin/member permission checks

- implement member add/remove, role updates, and leave flow

- add chat title update endpoint for manageable chat types
2026-03-08 00:04:54 +03:00

129 lines
4.0 KiB
Python

from fastapi import APIRouter, Depends, status
from sqlalchemy.ext.asyncio import AsyncSession
from app.auth.service import get_current_user
from app.chats.schemas import (
ChatCreateRequest,
ChatDetailRead,
ChatMemberAddRequest,
ChatMemberRead,
ChatMemberRoleUpdateRequest,
ChatRead,
ChatTitleUpdateRequest,
)
from app.chats.service import (
add_chat_member_for_user,
create_chat_for_user,
get_chat_for_user,
get_chats_for_user,
leave_chat_for_user,
remove_chat_member_for_user,
update_chat_member_role_for_user,
update_chat_title_for_user,
)
from app.database.session import get_db
from app.users.models import User
router = APIRouter(prefix="/chats", tags=["chats"])
@router.get("", response_model=list[ChatRead])
async def list_chats(
limit: int = 50,
before_id: int | None = None,
db: AsyncSession = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> list[ChatRead]:
return await get_chats_for_user(db, user_id=current_user.id, limit=limit, before_id=before_id)
@router.post("", response_model=ChatRead)
async def create_chat(
payload: ChatCreateRequest,
db: AsyncSession = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> ChatRead:
return await create_chat_for_user(db, creator_id=current_user.id, payload=payload)
@router.get("/{chat_id}", response_model=ChatDetailRead)
async def get_chat(
chat_id: int,
db: AsyncSession = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> ChatDetailRead:
chat, members = await get_chat_for_user(db, chat_id=chat_id, user_id=current_user.id)
return ChatDetailRead(
id=chat.id,
type=chat.type,
title=chat.title,
created_at=chat.created_at,
members=members,
)
@router.patch("/{chat_id}/title", response_model=ChatRead)
async def update_chat_title(
chat_id: int,
payload: ChatTitleUpdateRequest,
db: AsyncSession = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> ChatRead:
return await update_chat_title_for_user(db, chat_id=chat_id, user_id=current_user.id, payload=payload)
@router.get("/{chat_id}/members", response_model=list[ChatMemberRead])
async def list_chat_members(
chat_id: int,
db: AsyncSession = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> list[ChatMemberRead]:
_chat, members = await get_chat_for_user(db, chat_id=chat_id, user_id=current_user.id)
return members
@router.post("/{chat_id}/members", response_model=ChatMemberRead, status_code=status.HTTP_201_CREATED)
async def add_chat_member(
chat_id: int,
payload: ChatMemberAddRequest,
db: AsyncSession = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> ChatMemberRead:
return await add_chat_member_for_user(db, chat_id=chat_id, actor_user_id=current_user.id, target_user_id=payload.user_id)
@router.patch("/{chat_id}/members/{user_id}/role", response_model=ChatMemberRead)
async def update_chat_member_role(
chat_id: int,
user_id: int,
payload: ChatMemberRoleUpdateRequest,
db: AsyncSession = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> ChatMemberRead:
return await update_chat_member_role_for_user(
db,
chat_id=chat_id,
actor_user_id=current_user.id,
target_user_id=user_id,
role=payload.role,
)
@router.delete("/{chat_id}/members/{user_id}", status_code=status.HTTP_204_NO_CONTENT)
async def remove_chat_member(
chat_id: int,
user_id: int,
db: AsyncSession = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> None:
await remove_chat_member_for_user(db, chat_id=chat_id, actor_user_id=current_user.id, target_user_id=user_id)
@router.post("/{chat_id}/leave", status_code=status.HTTP_204_NO_CONTENT)
async def leave_chat(
chat_id: int,
db: AsyncSession = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> None:
await leave_chat_for_user(db, chat_id=chat_id, user_id=current_user.id)