113 lines
3.2 KiB
Python
113 lines
3.2 KiB
Python
"""FastAPI application factory"""
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import logging
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from contextlib import asynccontextmanager
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from fastapi import FastAPI
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from fastapi.middleware.cors import CORSMiddleware
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from fastapi.websockets import WebSocket
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from luxx.core.config import config
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from luxx.core.database import init_db
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from luxx.api import api_router
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logger = logging.getLogger(__name__)
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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"""Application lifespan manager"""
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# Import all models to ensure they are registered with Base
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from luxx.models.user import User, LLMProvider, Project
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from luxx.models.chat import Conversation, Message
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from luxx.models.room import ChatRoom, Agent, RoomParticipant
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init_db()
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# Create default test user if not exists
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from luxx.core.database import SessionLocal
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from luxx.utils.helpers import hash_password
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db = SessionLocal()
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try:
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default_user = db.query(User).filter(User.username == "admin").first()
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if not default_user:
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default_user = User(
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username="admin",
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password_hash=hash_password("admin"),
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role="admin"
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)
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db.add(default_user)
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db.commit()
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logger.info("Default admin user created: admin / admin")
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finally:
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db.close()
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# Import and register tools
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from luxx.tools.builtin import crawler, code, data
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yield
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def create_app() -> FastAPI:
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"""Create FastAPI application"""
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app = FastAPI(
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title="luxx API",
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description="Intelligent chat backend API with multi-model support, streaming responses, and tool calling",
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version="1.0.0",
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lifespan=lifespan
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)
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# Configure CORS
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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# Register routes
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app.include_router(api_router, prefix="/api")
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# WebSocket endpoint for chat rooms
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from luxx.services.room_ws import websocket_handler
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@app.websocket("/ws/chat-room/{room_id}")
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async def chat_room_websocket(
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websocket: WebSocket,
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room_id: str,
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participant_id: str = None,
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participant_type: str = "user",
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participant_name: str = None
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):
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"""
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WebSocket endpoint for chat room participation.
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Query parameters:
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- participant_id: ID of the user or agent connecting
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- participant_type: "user" or "agent" (default: "user")
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- participant_name: Display name for the participant
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Example:
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- User: ws://host/ws/chat-room/{room_id}?participant_id=123&participant_type=user&participant_name=John
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- Agent: ws://host/ws/chat-room/{room_id}?participant_id=agent-1&participant_type=agent&participant_name=Assistant
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"""
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await websocket_handler(websocket, room_id)
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# Health check
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@app.get("/health")
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async def health_check():
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return {"status": "healthy", "service": "luxx"}
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@app.get("/")
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async def root():
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return {
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"service": "luxx API",
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"version": "1.0.0",
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"docs": "/docs"
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}
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return app
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# Create application instance
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app = create_app()
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