from typing import Optional

from fastapi import Query

from cbh.api.chat import chat_router
from cbh.api.chat.db_requests import get_all_chats_obj, create_chat_obj
from cbh.api.chat.dto import Paging
from cbh.api.chat.model import ChatModel
from cbh.api.chat.schemas import AllChatWrapper, AllChatResponse
from cbh.core.wrappers import CbhResponseWrapper


@chat_router.get('/all', response_model_by_alias=False, response_model=AllChatWrapper)
async def get_all_chats(
        pageSize: Optional[int] = Query(10, description="Number of objects to return per page"),
        pageIndex: Optional[int] = Query(0, description="Page index to retrieve"),
):
    chats, total_count = await get_all_chats_obj(pageSize, pageIndex)
    response = AllChatResponse(
        paging=Paging(pageSize=pageSize, pageIndex=pageIndex, totalCount=total_count),
        data=chats
    )
    return AllChatWrapper(data=response)


@chat_router.post('', response_model_by_alias=False, response_model=CbhResponseWrapper[ChatModel])
async def create_chat():
    chat = await create_chat_obj()
    return CbhResponseWrapper(data=chat)