import json
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import uuid
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from fastapi import Depends, APIRouter
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from sqlalchemy.orm import Session
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from starlette.responses import StreamingResponse, Response
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from app.config.const import dialog_chat, advanced_chat, base_chat, agent_chat, workflow_chat, basic_chat, \
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smart_message_error, http_400, http_500, http_200
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from app.models.base_model import get_db
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from app.models.v2.session_model import ChatData
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from app.service.v2.chat import service_chat_dialog, get_chat_info, service_chat_basic, \
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service_chat_workflow, service_chat_parameters, service_chat_sessions
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chat_router_v2 = APIRouter()
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@chat_router_v2.post("/{chatId}/run")
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async def api_chat_dialog(chatId:str, dialog: ChatData, db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
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chat_info = await get_chat_info(db, chatId)
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if not chat_info:
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error_msg = json.dumps({"message": smart_message_error, "error": "\n**ERROR**: parameter exception", "status": http_400})
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return StreamingResponse(f"data: {error_msg}\n\n",
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media_type="text/event-stream")
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session_id = dialog.sessionId
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if chat_info.mode == dialog_chat:
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if not dialog.query:
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error_msg = json.dumps(
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{"message": smart_message_error, "error": "\n**ERROR**: question cannot be empty.", "status": http_400})
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return StreamingResponse(f"data: {error_msg}\n\n",
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media_type="text/event-stream")
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if not session_id:
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session = await service_chat_sessions(db, chatId, dialog.query)
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if not session or session.get("code") != 0:
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error_msg = json.dumps(
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{"message": smart_message_error, "error": "\n**ERROR**: chat agent error", "status": http_500})
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return StreamingResponse(f"data: {error_msg}\n\n",
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media_type="text/event-stream")
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session_id = session.get("data", {}).get("id")
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return StreamingResponse(service_chat_dialog(db, chatId ,dialog.query, session_id, 1, chat_info.mode), media_type="text/event-stream")
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elif chat_info.mode == agent_chat or chat_info.mode == workflow_chat or chat_info.mode == advanced_chat or chat_info.mode == base_chat:
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if not session_id:
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session_id = str(uuid.uuid4()).replace("-", "")
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return StreamingResponse(service_chat_workflow(db, chatId, dialog, session_id, 1, chat_info.mode),
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media_type="text/event-stream")
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elif chat_info.mode == basic_chat:
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return StreamingResponse(service_chat_basic(db, chatId, dialog.question, dialog_chat.sessionId, 1),
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media_type="text/event-stream")
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else:
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error_msg = json.dumps({"message": smart_message_error, "error": "\n**ERROR**: chat agent error", "status": http_500})
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return StreamingResponse(f"data: {error_msg}\n\n",
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media_type="text/event-stream")
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@chat_router_v2.get("/{chatId}/parameters")
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async def api_chat_parameters(chatId:str, db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
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status_code = http_200
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data = await service_chat_parameters(db, chatId, 1)
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if not data:
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status_code = http_400
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data = "{}"
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return Response(data, media_type="application/json", status_code=status_code)
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# @chat_router_v2.get("/{chatId}/parameters")
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# async def api_chat_parameters(chatId:str, db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
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# status_code = http_200
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# data = await service_chat_parameters(db, chatId, 1)
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# if not data:
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# status_code = http_400
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# return Response(json.dumps(data), media_type="application/json", status_code=status_code)
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