chats: add chat avatars and profile view-only modal

app/chats/router.py

@@ -15,6 +15,7 @@ from app.chats.schemas import (
     ChatNotificationSettingsRead,
     ChatNotificationSettingsUpdate,
     ChatPinMessageRequest,
+    ChatProfileUpdateRequest,
     ChatRead,
     ChatTitleUpdateRequest,
 )
@@ -40,6 +41,7 @@ from app.chats.service import (
     set_chat_pinned_for_user,
     update_chat_member_role_for_user,
     update_chat_notification_settings_for_user,
+    update_chat_profile_for_user,
     update_chat_title_for_user,
 )
 from app.database.session import get_db
@@ -139,6 +141,18 @@ async def update_chat_title(
     return await serialize_chat_for_user(db, user_id=current_user.id, chat=chat)
 
 
+@router.patch("/{chat_id}/profile", response_model=ChatRead)
+async def update_chat_profile(
+    chat_id: int,
+    payload: ChatProfileUpdateRequest,
+    db: AsyncSession = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+) -> ChatRead:
+    chat = await update_chat_profile_for_user(db, chat_id=chat_id, user_id=current_user.id, payload=payload)
+    await realtime_gateway.publish_chat_updated(chat_id=chat.id)
+    return await serialize_chat_for_user(db, user_id=current_user.id, chat=chat)
+
+
 @router.get("/{chat_id}/members", response_model=list[ChatMemberRead])
 async def list_chat_members(
     chat_id: int,