Files
Rogelio 325f1ef439 ic
2025-10-13 18:16:25 +00:00

50 lines
1.3 KiB
Python

import uuid
from contextlib import asynccontextmanager
from fastapi import FastAPI
from fastapi.responses import StreamingResponse
from pydantic import BaseModel
from api import services
from api.agent import Agent
from api.config import config
@asynccontextmanager
async def lifespan(_: FastAPI):
await config.init_mongo_db()
yield
app = FastAPI(lifespan=lifespan)
agent = Agent()
@app.post("/api/v1/conversation")
async def create_conversation():
conversation_id = uuid.uuid4()
await services.create_conversation(conversation_id, agent.system_prompt)
return {"conversation_id": conversation_id}
class Message(BaseModel):
conversation_id: uuid.UUID
prompt: str
@app.post("/api/v1/message")
async def send(message: Message):
def b64_sse(func):
"""Este helper transforma un generador de strings a un generador del protocolo SSE"""
async def wrapper(*args, **kwargs):
async for chunk in func(*args, **kwargs):
content = chunk.model_dump_json()
data = f"data: {content}\n\n"
yield data
return wrapper
sse_stream = b64_sse(services.stream)
generator = sse_stream(agent, message.prompt, message.conversation_id)
return StreamingResponse(generator, media_type="text/event-stream")