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"""
Main FastAPI application
"""
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from fastapi.staticfiles import StaticFiles
from .api.routes import router
from .config import CORS_ORIGINS, ASSETS_DIR, FRONTEND_DIST_DIR


def create_app() -> FastAPI:
    """Create and configure the FastAPI application"""
    app = FastAPI(title="Edge LLM API")
    
    # Enable CORS for Hugging Face Space
    app.add_middleware(
        CORSMiddleware,
        allow_origins=CORS_ORIGINS,
        allow_credentials=True,
        allow_methods=["*"],
        allow_headers=["*"],
    )
    
    # Mount static files
    app.mount("/assets", StaticFiles(directory=ASSETS_DIR), name="assets")
    
    # Include API routes
    app.include_router(router)
    
    @app.on_event("startup")
    async def startup_event():
        """Startup event - don't load models by default"""
        print("πŸš€ Edge LLM API is starting up...")
        print("πŸ’‘ Models will be loaded on demand")
    
    return app


# Create the app instance
app = create_app()