"""Nova Chat 对话接口"""

from fastapi import APIRouter

from app.core.context import RequestContext
from app.core.database import get_db
from app.schemas.nova_chat import NovaChatParam, NovaChatDto

router = APIRouter(prefix="/nova-chat", tags=["Nova对话助手"])


@router.post("/chat", summary="Nova对话", response_model=NovaChatDto)
async def chat(param: NovaChatParam):
    """Nova 求职对话，根据用户简历和岗位上下文（可选）提供求职分析与建议"""
    from app.services.nova_chat_service import NovaChatService

    user_id = RequestContext.user_id.get()
    async for session in get_db():
        service = NovaChatService(session)
        result = await service.chat(
            user_id, param.resume_id, param.message,
            [msg.model_dump() for msg in param.history],
            param.job_id,
        )
    return NovaChatDto(message=result)