import sys
import os

# Add the project root directory to python path to allow relative imports
# when running this file directly. This points to the 'backend' directory.
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))

from fastapi import FastAPI
from fastapi.staticfiles import StaticFiles
from fastapi.middleware.cors import CORSMiddleware
from app.core.config import settings
from app.api import peaks, routes
import uvicorn

app = FastAPI(
    title=settings.PROJECT_NAME,
    openapi_url=f"{settings.API_V1_STR}/openapi.json"
)

# CORS
if settings.BACKEND_CORS_ORIGINS:
    app.add_middleware(
        CORSMiddleware,
        allow_origins=[str(origin) for origin in settings.BACKEND_CORS_ORIGINS],
        allow_credentials=True,
        allow_methods=["*"],
        allow_headers=["*"],
    )

# Static Files
app.mount(settings.STATIC_URL_PREFIX, StaticFiles(directory=settings.UPLOAD_DIR), name="static")

# Include Routers
app.include_router(peaks.router, prefix=f"{settings.API_V1_STR}/peaks", tags=["peaks"])
app.include_router(routes.router, prefix=f"{settings.API_V1_STR}/routes", tags=["routes"])

@app.get("/")
async def root():
    return {"message": "Welcome to Summit 14 Peaks API"}

@app.get("/health")
async def health_check():
    return {"status": "ok"}

if __name__ == "__main__":
    # When running directly, we use uvicorn.run
    # reload=True enables hot reloading for development
    uvicorn.run(
        "app.main:app", 
        host="0.0.0.0", 
        port=settings.PORT, 
        reload=True
    )